text_edit.cpp 274 KB

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  1. /**************************************************************************/
  2. /* text_edit.cpp */
  3. /**************************************************************************/
  4. /* This file is part of: */
  5. /* GODOT ENGINE */
  6. /* https://godotengine.org */
  7. /**************************************************************************/
  8. /* Copyright (c) 2014-present Godot Engine contributors (see AUTHORS.md). */
  9. /* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur. */
  10. /* */
  11. /* Permission is hereby granted, free of charge, to any person obtaining */
  12. /* a copy of this software and associated documentation files (the */
  13. /* "Software"), to deal in the Software without restriction, including */
  14. /* without limitation the rights to use, copy, modify, merge, publish, */
  15. /* distribute, sublicense, and/or sell copies of the Software, and to */
  16. /* permit persons to whom the Software is furnished to do so, subject to */
  17. /* the following conditions: */
  18. /* */
  19. /* The above copyright notice and this permission notice shall be */
  20. /* included in all copies or substantial portions of the Software. */
  21. /* */
  22. /* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
  23. /* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
  24. /* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. */
  25. /* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
  26. /* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
  27. /* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
  28. /* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
  29. /**************************************************************************/
  30. #include "text_edit.h"
  31. #include "text_edit.compat.inc"
  32. #include "core/config/project_settings.h"
  33. #include "core/input/input.h"
  34. #include "core/input/input_map.h"
  35. #include "core/object/script_language.h"
  36. #include "core/os/keyboard.h"
  37. #include "core/os/os.h"
  38. #include "core/string/string_builder.h"
  39. #include "core/string/translation.h"
  40. #include "scene/gui/label.h"
  41. #include "scene/main/window.h"
  42. #include "scene/theme/theme_db.h"
  43. ///////////////////////////////////////////////////////////////////////////////
  44. /// TEXT ///
  45. ///////////////////////////////////////////////////////////////////////////////
  46. void TextEdit::Text::set_font(const Ref<Font> &p_font) {
  47. if (font == p_font) {
  48. return;
  49. }
  50. font = p_font;
  51. is_dirty = true;
  52. }
  53. void TextEdit::Text::set_font_size(int p_font_size) {
  54. if (font_size == p_font_size) {
  55. return;
  56. }
  57. font_size = p_font_size;
  58. is_dirty = true;
  59. }
  60. void TextEdit::Text::set_tab_size(int p_tab_size) {
  61. if (tab_size == p_tab_size) {
  62. return;
  63. }
  64. tab_size = p_tab_size;
  65. tab_size_dirty = true;
  66. }
  67. int TextEdit::Text::get_tab_size() const {
  68. return tab_size;
  69. }
  70. void TextEdit::Text::set_indent_wrapped_lines(bool p_enabled) {
  71. if (indent_wrapped_lines == p_enabled) {
  72. return;
  73. }
  74. indent_wrapped_lines = p_enabled;
  75. tab_size_dirty = true;
  76. }
  77. bool TextEdit::Text::is_indent_wrapped_lines() const {
  78. return indent_wrapped_lines;
  79. }
  80. void TextEdit::Text::set_direction_and_language(TextServer::Direction p_direction, const String &p_language) {
  81. if (direction == p_direction && language == p_language) {
  82. return;
  83. }
  84. direction = p_direction;
  85. language = p_language;
  86. is_dirty = true;
  87. }
  88. void TextEdit::Text::set_draw_control_chars(bool p_enabled) {
  89. if (draw_control_chars == p_enabled) {
  90. return;
  91. }
  92. draw_control_chars = p_enabled;
  93. is_dirty = true;
  94. }
  95. int TextEdit::Text::get_line_width(int p_line, int p_wrap_index) const {
  96. ERR_FAIL_INDEX_V(p_line, text.size(), 0);
  97. if (p_wrap_index != -1) {
  98. return text[p_line].data_buf->get_line_width(p_wrap_index);
  99. }
  100. return text[p_line].data_buf->get_size().x;
  101. }
  102. int TextEdit::Text::get_line_height() const {
  103. return line_height;
  104. }
  105. void TextEdit::Text::set_width(float p_width) {
  106. width = p_width;
  107. }
  108. float TextEdit::Text::get_width() const {
  109. return width;
  110. }
  111. void TextEdit::Text::set_brk_flags(BitField<TextServer::LineBreakFlag> p_flags) {
  112. brk_flags = p_flags;
  113. }
  114. BitField<TextServer::LineBreakFlag> TextEdit::Text::get_brk_flags() const {
  115. return brk_flags;
  116. }
  117. int TextEdit::Text::get_line_wrap_amount(int p_line) const {
  118. ERR_FAIL_INDEX_V(p_line, text.size(), 0);
  119. return text[p_line].data_buf->get_line_count() - 1;
  120. }
  121. Vector<Vector2i> TextEdit::Text::get_line_wrap_ranges(int p_line) const {
  122. Vector<Vector2i> ret;
  123. ERR_FAIL_INDEX_V(p_line, text.size(), ret);
  124. for (int i = 0; i < text[p_line].data_buf->get_line_count(); i++) {
  125. ret.push_back(text[p_line].data_buf->get_line_range(i));
  126. }
  127. return ret;
  128. }
  129. const Ref<TextParagraph> TextEdit::Text::get_line_data(int p_line) const {
  130. ERR_FAIL_INDEX_V(p_line, text.size(), Ref<TextParagraph>());
  131. return text[p_line].data_buf;
  132. }
  133. _FORCE_INLINE_ const String &TextEdit::Text::operator[](int p_line) const {
  134. return text[p_line].data;
  135. }
  136. void TextEdit::Text::_calculate_line_height() {
  137. int height = 0;
  138. for (const Line &l : text) {
  139. // Found another line with the same height...nothing to update.
  140. if (l.height == line_height) {
  141. height = line_height;
  142. break;
  143. }
  144. height = MAX(height, l.height);
  145. }
  146. line_height = height;
  147. }
  148. void TextEdit::Text::_calculate_max_line_width() {
  149. int line_width = 0;
  150. for (const Line &l : text) {
  151. if (l.hidden) {
  152. continue;
  153. }
  154. // Found another line with the same width...nothing to update.
  155. if (l.width == max_width) {
  156. line_width = max_width;
  157. break;
  158. }
  159. line_width = MAX(line_width, l.width);
  160. }
  161. max_width = line_width;
  162. }
  163. void TextEdit::Text::invalidate_cache(int p_line, int p_column, bool p_text_changed, const String &p_ime_text, const Array &p_bidi_override) {
  164. ERR_FAIL_INDEX(p_line, text.size());
  165. if (font.is_null()) {
  166. return; // Not in tree?
  167. }
  168. if (p_text_changed) {
  169. text.write[p_line].data_buf->clear();
  170. }
  171. BitField<TextServer::LineBreakFlag> flags = brk_flags;
  172. if (indent_wrapped_lines) {
  173. flags.set_flag(TextServer::BREAK_TRIM_INDENT);
  174. }
  175. text.write[p_line].data_buf->set_width(width);
  176. text.write[p_line].data_buf->set_direction((TextServer::Direction)direction);
  177. text.write[p_line].data_buf->set_break_flags(flags);
  178. text.write[p_line].data_buf->set_preserve_control(draw_control_chars);
  179. if (p_ime_text.length() > 0) {
  180. if (p_text_changed) {
  181. text.write[p_line].data_buf->add_string(p_ime_text, font, font_size, language);
  182. }
  183. if (!p_bidi_override.is_empty()) {
  184. TS->shaped_text_set_bidi_override(text.write[p_line].data_buf->get_rid(), p_bidi_override);
  185. }
  186. } else {
  187. if (p_text_changed) {
  188. text.write[p_line].data_buf->add_string(text[p_line].data, font, font_size, language);
  189. }
  190. if (!text[p_line].bidi_override.is_empty()) {
  191. TS->shaped_text_set_bidi_override(text.write[p_line].data_buf->get_rid(), text[p_line].bidi_override);
  192. }
  193. }
  194. if (!p_text_changed) {
  195. RID r = text.write[p_line].data_buf->get_rid();
  196. int spans = TS->shaped_get_span_count(r);
  197. for (int i = 0; i < spans; i++) {
  198. TS->shaped_set_span_update_font(r, i, font->get_rids(), font_size, font->get_opentype_features());
  199. }
  200. }
  201. // Apply tab align.
  202. if (tab_size > 0) {
  203. Vector<float> tabs;
  204. tabs.push_back(font->get_char_size(' ', font_size).width * tab_size);
  205. text.write[p_line].data_buf->tab_align(tabs);
  206. }
  207. // Update height.
  208. const int old_height = text.write[p_line].height;
  209. const int wrap_amount = get_line_wrap_amount(p_line);
  210. int height = font_height;
  211. for (int i = 0; i <= wrap_amount; i++) {
  212. height = MAX(height, text[p_line].data_buf->get_line_size(i).y);
  213. }
  214. text.write[p_line].height = height;
  215. // If this line has shrunk, this may no longer the tallest line.
  216. if (old_height == line_height && height < line_height) {
  217. _calculate_line_height();
  218. } else {
  219. line_height = MAX(height, line_height);
  220. }
  221. // Update width.
  222. const int old_width = text.write[p_line].width;
  223. int line_width = get_line_width(p_line);
  224. text.write[p_line].width = line_width;
  225. // If this line has shrunk, this may no longer the longest line.
  226. if (old_width == max_width && line_width < max_width) {
  227. _calculate_max_line_width();
  228. } else if (!is_hidden(p_line)) {
  229. max_width = MAX(line_width, max_width);
  230. }
  231. }
  232. void TextEdit::Text::invalidate_all_lines() {
  233. for (int i = 0; i < text.size(); i++) {
  234. BitField<TextServer::LineBreakFlag> flags = brk_flags;
  235. if (indent_wrapped_lines) {
  236. flags.set_flag(TextServer::BREAK_TRIM_INDENT);
  237. }
  238. text.write[i].data_buf->set_width(width);
  239. text.write[i].data_buf->set_break_flags(flags);
  240. if (tab_size_dirty) {
  241. if (tab_size > 0) {
  242. Vector<float> tabs;
  243. tabs.push_back(font->get_char_size(' ', font_size).width * tab_size);
  244. text.write[i].data_buf->tab_align(tabs);
  245. }
  246. }
  247. text.write[i].width = get_line_width(i);
  248. }
  249. tab_size_dirty = false;
  250. _calculate_max_line_width();
  251. }
  252. void TextEdit::Text::invalidate_font() {
  253. if (!is_dirty) {
  254. return;
  255. }
  256. max_width = -1;
  257. line_height = -1;
  258. if (font.is_valid() && font_size > 0) {
  259. font_height = font->get_height(font_size);
  260. }
  261. for (int i = 0; i < text.size(); i++) {
  262. invalidate_cache(i, -1, false);
  263. }
  264. is_dirty = false;
  265. }
  266. void TextEdit::Text::invalidate_all() {
  267. if (!is_dirty) {
  268. return;
  269. }
  270. max_width = -1;
  271. line_height = -1;
  272. if (font.is_valid() && font_size > 0) {
  273. font_height = font->get_height(font_size);
  274. }
  275. for (int i = 0; i < text.size(); i++) {
  276. invalidate_cache(i, -1, true);
  277. }
  278. is_dirty = false;
  279. }
  280. void TextEdit::Text::clear() {
  281. text.clear();
  282. max_width = -1;
  283. line_height = -1;
  284. Line line;
  285. line.gutters.resize(gutter_count);
  286. line.data = "";
  287. text.insert(0, line);
  288. invalidate_cache(0, -1, true);
  289. }
  290. int TextEdit::Text::get_max_width() const {
  291. return max_width;
  292. }
  293. void TextEdit::Text::set(int p_line, const String &p_text, const Array &p_bidi_override) {
  294. ERR_FAIL_INDEX(p_line, text.size());
  295. text.write[p_line].data = p_text;
  296. text.write[p_line].bidi_override = p_bidi_override;
  297. invalidate_cache(p_line, -1, true);
  298. }
  299. void TextEdit::Text::insert(int p_at, const Vector<String> &p_text, const Vector<Array> &p_bidi_override) {
  300. int new_line_count = p_text.size() - 1;
  301. if (new_line_count > 0) {
  302. text.resize(text.size() + new_line_count);
  303. for (int i = (text.size() - 1); i > p_at; i--) {
  304. if ((i - new_line_count) <= 0) {
  305. break;
  306. }
  307. text.write[i] = text[i - new_line_count];
  308. }
  309. }
  310. for (int i = 0; i < p_text.size(); i++) {
  311. if (i == 0) {
  312. set(p_at + i, p_text[i], p_bidi_override[i]);
  313. continue;
  314. }
  315. Line line;
  316. line.gutters.resize(gutter_count);
  317. line.data = p_text[i];
  318. line.bidi_override = p_bidi_override[i];
  319. text.write[p_at + i] = line;
  320. invalidate_cache(p_at + i, -1, true);
  321. }
  322. }
  323. void TextEdit::Text::remove_range(int p_from_line, int p_to_line) {
  324. if (p_from_line == p_to_line) {
  325. return;
  326. }
  327. bool dirty_height = false;
  328. bool dirty_width = false;
  329. for (int i = p_from_line; i < p_to_line; i++) {
  330. if (!dirty_height && text[i].height == line_height) {
  331. dirty_height = true;
  332. }
  333. if (!dirty_width && text[i].width == max_width) {
  334. dirty_width = true;
  335. }
  336. if (dirty_height && dirty_width) {
  337. break;
  338. }
  339. }
  340. int diff = (p_to_line - p_from_line);
  341. for (int i = p_to_line; i < text.size() - 1; i++) {
  342. text.write[(i - diff) + 1] = text[i + 1];
  343. }
  344. text.resize(text.size() - diff);
  345. if (dirty_height) {
  346. _calculate_line_height();
  347. }
  348. if (dirty_width) {
  349. _calculate_max_line_width();
  350. }
  351. }
  352. void TextEdit::Text::add_gutter(int p_at) {
  353. for (int i = 0; i < text.size(); i++) {
  354. if (p_at < 0 || p_at > gutter_count) {
  355. text.write[i].gutters.push_back(Gutter());
  356. } else {
  357. text.write[i].gutters.insert(p_at, Gutter());
  358. }
  359. }
  360. gutter_count++;
  361. }
  362. void TextEdit::Text::remove_gutter(int p_gutter) {
  363. for (int i = 0; i < text.size(); i++) {
  364. text.write[i].gutters.remove_at(p_gutter);
  365. }
  366. gutter_count--;
  367. }
  368. void TextEdit::Text::move_gutters(int p_from_line, int p_to_line) {
  369. text.write[p_to_line].gutters = text[p_from_line].gutters;
  370. text.write[p_from_line].gutters.clear();
  371. text.write[p_from_line].gutters.resize(gutter_count);
  372. }
  373. ///////////////////////////////////////////////////////////////////////////////
  374. /// TEXT EDIT ///
  375. ///////////////////////////////////////////////////////////////////////////////
  376. void TextEdit::_notification(int p_what) {
  377. switch (p_what) {
  378. case NOTIFICATION_POSTINITIALIZE: {
  379. _update_caches();
  380. } break;
  381. case NOTIFICATION_ENTER_TREE: {
  382. _update_caches();
  383. if (caret_pos_dirty) {
  384. callable_mp(this, &TextEdit::_emit_caret_changed).call_deferred();
  385. }
  386. if (text_changed_dirty) {
  387. callable_mp(this, &TextEdit::_emit_text_changed).call_deferred();
  388. }
  389. _update_wrap_at_column(true);
  390. } break;
  391. case NOTIFICATION_RESIZED: {
  392. _update_scrollbars();
  393. _update_wrap_at_column();
  394. } break;
  395. case NOTIFICATION_VISIBILITY_CHANGED: {
  396. if (is_visible()) {
  397. callable_mp(this, &TextEdit::_update_scrollbars).call_deferred();
  398. callable_mp(this, &TextEdit::_update_wrap_at_column).call_deferred(false);
  399. }
  400. } break;
  401. case NOTIFICATION_LAYOUT_DIRECTION_CHANGED:
  402. case NOTIFICATION_TRANSLATION_CHANGED:
  403. case NOTIFICATION_THEME_CHANGED: {
  404. if (is_inside_tree()) {
  405. _update_caches();
  406. _update_wrap_at_column(true);
  407. }
  408. } break;
  409. case NOTIFICATION_WM_WINDOW_FOCUS_IN: {
  410. window_has_focus = true;
  411. draw_caret = true;
  412. queue_redraw();
  413. } break;
  414. case NOTIFICATION_WM_WINDOW_FOCUS_OUT: {
  415. window_has_focus = false;
  416. draw_caret = false;
  417. queue_redraw();
  418. } break;
  419. case NOTIFICATION_INTERNAL_PHYSICS_PROCESS: {
  420. if (scrolling && get_v_scroll() != target_v_scroll) {
  421. double target_y = target_v_scroll - get_v_scroll();
  422. double dist = abs(target_y);
  423. // To ensure minimap is responsive override the speed setting.
  424. double vel = ((target_y / dist) * ((minimap_clicked) ? 3000 : v_scroll_speed)) * get_physics_process_delta_time();
  425. // Prevent small velocities from blocking scrolling.
  426. if (Math::abs(vel) < v_scroll->get_step()) {
  427. vel = v_scroll->get_step() * SIGN(vel);
  428. }
  429. if (Math::abs(vel) >= dist) {
  430. set_v_scroll(target_v_scroll);
  431. scrolling = false;
  432. minimap_clicked = false;
  433. set_physics_process_internal(false);
  434. } else {
  435. set_v_scroll(get_v_scroll() + vel);
  436. }
  437. } else {
  438. scrolling = false;
  439. minimap_clicked = false;
  440. set_physics_process_internal(false);
  441. }
  442. } break;
  443. case NOTIFICATION_DRAW: {
  444. if (first_draw) {
  445. // Size may not be the final one, so attempts to ensure caret was visible may have failed.
  446. adjust_viewport_to_caret();
  447. first_draw = false;
  448. }
  449. /* Prevent the resource getting lost between the editor and game. */
  450. if (Engine::get_singleton()->is_editor_hint()) {
  451. if (syntax_highlighter.is_valid() && syntax_highlighter->get_text_edit() != this) {
  452. syntax_highlighter->set_text_edit(this);
  453. }
  454. }
  455. Size2 size = get_size();
  456. bool rtl = is_layout_rtl();
  457. if ((!has_focus() && !(menu && menu->has_focus())) || !window_has_focus) {
  458. draw_caret = false;
  459. }
  460. _update_scrollbars();
  461. RID ci = get_canvas_item();
  462. int xmargin_beg = theme_cache.style_normal->get_margin(SIDE_LEFT) + gutters_width + gutter_padding;
  463. int xmargin_end = size.width - theme_cache.style_normal->get_margin(SIDE_RIGHT);
  464. if (draw_minimap) {
  465. xmargin_end -= minimap_width;
  466. }
  467. // Let's do it easy for now.
  468. theme_cache.style_normal->draw(ci, Rect2(Point2(), size));
  469. if (!editable) {
  470. theme_cache.style_readonly->draw(ci, Rect2(Point2(), size));
  471. draw_caret = is_drawing_caret_when_editable_disabled();
  472. }
  473. if (has_focus()) {
  474. theme_cache.style_focus->draw(ci, Rect2(Point2(), size));
  475. }
  476. int visible_rows = get_visible_line_count() + 1;
  477. if (theme_cache.background_color.a > 0.01) {
  478. RenderingServer::get_singleton()->canvas_item_add_rect(ci, Rect2(Point2i(), get_size()), theme_cache.background_color);
  479. }
  480. Vector<BraceMatchingData> brace_matching;
  481. if (highlight_matching_braces_enabled) {
  482. brace_matching.resize(get_caret_count());
  483. for (int caret = 0; caret < get_caret_count(); caret++) {
  484. if (get_caret_line(caret) < 0 || get_caret_line(caret) >= text.size() || get_caret_column(caret) < 0) {
  485. continue;
  486. }
  487. if (get_caret_column(caret) < text[get_caret_line(caret)].length()) {
  488. // Check for open.
  489. char32_t c = text[get_caret_line(caret)][get_caret_column(caret)];
  490. char32_t closec = 0;
  491. if (c == '[') {
  492. closec = ']';
  493. } else if (c == '{') {
  494. closec = '}';
  495. } else if (c == '(') {
  496. closec = ')';
  497. }
  498. if (closec != 0) {
  499. int stack = 1;
  500. for (int i = get_caret_line(caret); i < text.size(); i++) {
  501. int from = i == get_caret_line(caret) ? get_caret_column(caret) + 1 : 0;
  502. for (int j = from; j < text[i].length(); j++) {
  503. char32_t cc = text[i][j];
  504. // Ignore any brackets inside a string.
  505. if (cc == '"' || cc == '\'') {
  506. char32_t quotation = cc;
  507. do {
  508. j++;
  509. if (!(j < text[i].length())) {
  510. break;
  511. }
  512. cc = text[i][j];
  513. // Skip over escaped quotation marks inside strings.
  514. if (cc == '\\') {
  515. bool escaped = true;
  516. while (j + 1 < text[i].length() && text[i][j + 1] == '\\') {
  517. escaped = !escaped;
  518. j++;
  519. }
  520. if (escaped) {
  521. j++;
  522. continue;
  523. }
  524. }
  525. } while (cc != quotation);
  526. } else if (cc == c) {
  527. stack++;
  528. } else if (cc == closec) {
  529. stack--;
  530. }
  531. if (stack == 0) {
  532. brace_matching.write[caret].open_match_line = i;
  533. brace_matching.write[caret].open_match_column = j;
  534. brace_matching.write[caret].open_matching = true;
  535. break;
  536. }
  537. }
  538. if (brace_matching.write[caret].open_match_line != -1) {
  539. break;
  540. }
  541. }
  542. if (!brace_matching.write[caret].open_matching) {
  543. brace_matching.write[caret].open_mismatch = true;
  544. }
  545. }
  546. }
  547. if (get_caret_column(caret) > 0) {
  548. char32_t c = text[get_caret_line(caret)][get_caret_column(caret) - 1];
  549. char32_t closec = 0;
  550. if (c == ']') {
  551. closec = '[';
  552. } else if (c == '}') {
  553. closec = '{';
  554. } else if (c == ')') {
  555. closec = '(';
  556. }
  557. if (closec != 0) {
  558. int stack = 1;
  559. for (int i = get_caret_line(caret); i >= 0; i--) {
  560. int from = i == get_caret_line(caret) ? get_caret_column(caret) - 2 : text[i].length() - 1;
  561. for (int j = from; j >= 0; j--) {
  562. char32_t cc = text[i][j];
  563. // Ignore any brackets inside a string.
  564. if (cc == '"' || cc == '\'') {
  565. char32_t quotation = cc;
  566. do {
  567. j--;
  568. if (!(j >= 0)) {
  569. break;
  570. }
  571. cc = text[i][j];
  572. // Skip over escaped quotation marks inside strings.
  573. if (cc == quotation) {
  574. bool escaped = false;
  575. while (j - 1 >= 0 && text[i][j - 1] == '\\') {
  576. escaped = !escaped;
  577. j--;
  578. }
  579. if (escaped) {
  580. cc = '\\';
  581. continue;
  582. }
  583. }
  584. } while (cc != quotation);
  585. } else if (cc == c) {
  586. stack++;
  587. } else if (cc == closec) {
  588. stack--;
  589. }
  590. if (stack == 0) {
  591. brace_matching.write[caret].close_match_line = i;
  592. brace_matching.write[caret].close_match_column = j;
  593. brace_matching.write[caret].close_matching = true;
  594. break;
  595. }
  596. }
  597. if (brace_matching.write[caret].close_match_line != -1) {
  598. break;
  599. }
  600. }
  601. if (!brace_matching.write[caret].close_matching) {
  602. brace_matching.write[caret].close_mismatch = true;
  603. }
  604. }
  605. }
  606. }
  607. }
  608. bool draw_placeholder = text.size() == 1 && text[0].is_empty() && ime_text.is_empty();
  609. // Get the highlighted words.
  610. String highlighted_text = get_selected_text(0);
  611. // Check if highlighted words contain only whitespaces (tabs or spaces).
  612. bool only_whitespaces_highlighted = highlighted_text.strip_edges().is_empty();
  613. HashMap<int, HashSet<int>> caret_line_wrap_index_map;
  614. Vector<int> carets_wrap_index;
  615. carets_wrap_index.resize(carets.size());
  616. for (int i = 0; i < carets.size(); i++) {
  617. carets.write[i].visible = false;
  618. int wrap_index = get_caret_wrap_index(i);
  619. caret_line_wrap_index_map[get_caret_line(i)].insert(wrap_index);
  620. carets_wrap_index.write[i] = wrap_index;
  621. }
  622. int first_vis_line = get_first_visible_line() - 1;
  623. int draw_amount = visible_rows + (smooth_scroll_enabled ? 1 : 0);
  624. draw_amount += draw_placeholder ? placeholder_wraped_rows.size() - 1 : get_line_wrap_count(first_vis_line + 1);
  625. // Draw minimap.
  626. if (draw_minimap) {
  627. int minimap_visible_lines = get_minimap_visible_lines();
  628. int minimap_line_height = (minimap_char_size.y + minimap_line_spacing);
  629. int tab_size = text.get_tab_size();
  630. // Calculate viewport size and y offset.
  631. int viewport_height = (draw_amount - 1) * minimap_line_height;
  632. int control_height = _get_control_height() - viewport_height;
  633. int viewport_offset_y = round(get_scroll_pos_for_line(first_vis_line + 1) * control_height) / ((v_scroll->get_max() <= minimap_visible_lines) ? (minimap_visible_lines - draw_amount) : (v_scroll->get_max() - draw_amount));
  634. // Calculate the first line.
  635. int num_lines_before = round((viewport_offset_y) / minimap_line_height);
  636. int minimap_line = (v_scroll->get_max() <= minimap_visible_lines) ? -1 : first_vis_line;
  637. if (minimap_line >= 0) {
  638. minimap_line -= get_next_visible_line_index_offset_from(first_vis_line, 0, -num_lines_before).x;
  639. minimap_line -= (minimap_line > 0 && smooth_scroll_enabled ? 1 : 0);
  640. }
  641. int minimap_draw_amount = minimap_visible_lines + get_line_wrap_count(minimap_line + 1);
  642. // Draw the minimap.
  643. // Add visual feedback when dragging or hovering the visible area rectangle.
  644. Color viewport_color = theme_cache.caret_color;
  645. if (dragging_minimap) {
  646. viewport_color.a = 0.25;
  647. } else if (hovering_minimap) {
  648. viewport_color.a = 0.175;
  649. } else {
  650. viewport_color.a = 0.1;
  651. }
  652. if (rtl) {
  653. RenderingServer::get_singleton()->canvas_item_add_rect(ci, Rect2(size.width - (xmargin_end + 2) - minimap_width, viewport_offset_y, minimap_width, viewport_height), viewport_color);
  654. } else {
  655. RenderingServer::get_singleton()->canvas_item_add_rect(ci, Rect2((xmargin_end + 2), viewport_offset_y, minimap_width, viewport_height), viewport_color);
  656. }
  657. for (int i = 0; i < minimap_draw_amount; i++) {
  658. minimap_line++;
  659. if (minimap_line < 0 || minimap_line >= (int)text.size()) {
  660. break;
  661. }
  662. while (_is_line_hidden(minimap_line)) {
  663. minimap_line++;
  664. if (minimap_line < 0 || minimap_line >= (int)text.size()) {
  665. break;
  666. }
  667. }
  668. if (minimap_line < 0 || minimap_line >= (int)text.size()) {
  669. break;
  670. }
  671. Dictionary color_map = _get_line_syntax_highlighting(minimap_line);
  672. Color line_background_color = text.get_line_background_color(minimap_line);
  673. if (line_background_color != theme_cache.background_color) {
  674. // Make non-default background colors more visible, such as error markers.
  675. line_background_color.a = 1.0;
  676. } else {
  677. line_background_color.a *= 0.6;
  678. }
  679. Color current_color = theme_cache.font_color;
  680. if (!editable) {
  681. current_color = theme_cache.font_readonly_color;
  682. }
  683. Vector<String> wrap_rows = get_line_wrapped_text(minimap_line);
  684. int line_wrap_amount = get_line_wrap_count(minimap_line);
  685. int last_wrap_column = 0;
  686. for (int line_wrap_index = 0; line_wrap_index < line_wrap_amount + 1; line_wrap_index++) {
  687. if (line_wrap_index != 0) {
  688. i++;
  689. if (i >= minimap_draw_amount) {
  690. break;
  691. }
  692. }
  693. const String &str = wrap_rows[line_wrap_index];
  694. int indent_px = line_wrap_index != 0 ? get_indent_level(minimap_line) : 0;
  695. if (indent_px >= wrap_at_column) {
  696. indent_px = 0;
  697. }
  698. indent_px = minimap_char_size.x * indent_px;
  699. if (line_wrap_index > 0) {
  700. last_wrap_column += wrap_rows[line_wrap_index - 1].length();
  701. }
  702. if (caret_line_wrap_index_map.has(minimap_line) && caret_line_wrap_index_map[minimap_line].has(line_wrap_index) && highlight_current_line) {
  703. if (rtl) {
  704. RenderingServer::get_singleton()->canvas_item_add_rect(ci, Rect2(size.width - (xmargin_end + 2) - minimap_width, i * 3, minimap_width, 2), theme_cache.current_line_color);
  705. } else {
  706. RenderingServer::get_singleton()->canvas_item_add_rect(ci, Rect2((xmargin_end + 2), i * 3, minimap_width, 2), theme_cache.current_line_color);
  707. }
  708. } else if (line_background_color != Color(0, 0, 0, 0)) {
  709. if (rtl) {
  710. RenderingServer::get_singleton()->canvas_item_add_rect(ci, Rect2(size.width - (xmargin_end + 2) - minimap_width, i * 3, minimap_width, 2), line_background_color);
  711. } else {
  712. RenderingServer::get_singleton()->canvas_item_add_rect(ci, Rect2((xmargin_end + 2), i * 3, minimap_width, 2), line_background_color);
  713. }
  714. }
  715. Color next_color = current_color;
  716. int characters = 0;
  717. int tab_alignment = 0;
  718. int xpos = xmargin_end + 2 + indent_px;
  719. for (int j = 0; j < str.length(); j++) {
  720. bool next_is_whitespace = false;
  721. bool next_is_tab = false;
  722. // Get the number of characters to draw together.
  723. for (characters = 0; j + characters < str.length(); characters++) {
  724. int next_char_index = j + characters;
  725. const Variant *color_data = color_map.getptr(last_wrap_column + next_char_index);
  726. if (color_data != nullptr) {
  727. next_color = (color_data->operator Dictionary()).get("color", theme_cache.font_color);
  728. if (!editable) {
  729. next_color.a = theme_cache.font_readonly_color.a;
  730. }
  731. next_color.a *= 0.6;
  732. }
  733. if (characters == 0) {
  734. current_color = next_color;
  735. }
  736. if (next_color != current_color) {
  737. break;
  738. }
  739. next_is_whitespace = is_whitespace(str[next_char_index]);
  740. if (next_is_whitespace) {
  741. if (str[next_char_index] == '\t') {
  742. next_is_tab = true;
  743. }
  744. break;
  745. }
  746. bool out_of_bounds = xpos + minimap_char_size.x * characters >= xmargin_end + minimap_width;
  747. if (out_of_bounds) {
  748. break;
  749. }
  750. }
  751. if (!next_is_whitespace && characters == 0) {
  752. break;
  753. }
  754. if (characters > 0) {
  755. if (rtl) {
  756. RenderingServer::get_singleton()->canvas_item_add_rect(ci, Rect2(Point2(size.width - xpos - minimap_char_size.x * characters, minimap_line_height * i), Point2(minimap_char_size.x * characters, minimap_char_size.y)), current_color);
  757. } else {
  758. RenderingServer::get_singleton()->canvas_item_add_rect(ci, Rect2(Point2(xpos, minimap_line_height * i), Point2(minimap_char_size.x * characters, minimap_char_size.y)), current_color);
  759. }
  760. }
  761. j += characters - 1;
  762. xpos += minimap_char_size.x * characters;
  763. tab_alignment += characters;
  764. if (next_is_whitespace) {
  765. if (next_is_tab) {
  766. tab_alignment %= tab_size;
  767. xpos += minimap_char_size.x * (tab_size - tab_alignment);
  768. tab_alignment = 0;
  769. } else {
  770. xpos += minimap_char_size.x;
  771. tab_alignment += 1;
  772. }
  773. j += 1;
  774. }
  775. if (xpos >= xmargin_end + minimap_width) {
  776. // Out of bounds.
  777. break;
  778. }
  779. }
  780. }
  781. }
  782. }
  783. int top_limit_y = 0;
  784. int bottom_limit_y = get_size().height;
  785. if (!editable) {
  786. top_limit_y += theme_cache.style_readonly->get_margin(SIDE_TOP);
  787. bottom_limit_y -= theme_cache.style_readonly->get_margin(SIDE_BOTTOM);
  788. } else {
  789. top_limit_y += theme_cache.style_normal->get_margin(SIDE_TOP);
  790. bottom_limit_y -= theme_cache.style_normal->get_margin(SIDE_BOTTOM);
  791. }
  792. // Draw main text.
  793. line_drawing_cache.clear();
  794. int row_height = draw_placeholder ? placeholder_line_height + theme_cache.line_spacing : get_line_height();
  795. int line = first_vis_line;
  796. for (int i = 0; i < draw_amount; i++) {
  797. line++;
  798. if (line < 0 || line >= (int)text.size()) {
  799. continue;
  800. }
  801. while (_is_line_hidden(line)) {
  802. line++;
  803. if (line < 0 || line >= (int)text.size()) {
  804. break;
  805. }
  806. }
  807. if (line < 0 || line >= (int)text.size()) {
  808. continue;
  809. }
  810. LineDrawingCache cache_entry;
  811. Dictionary color_map = _get_line_syntax_highlighting(line);
  812. // Ensure we at least use the font color.
  813. Color current_color = !editable ? theme_cache.font_readonly_color : theme_cache.font_color;
  814. if (draw_placeholder) {
  815. current_color = theme_cache.font_placeholder_color;
  816. }
  817. const Ref<TextParagraph> ldata = draw_placeholder ? placeholder_data_buf : text.get_line_data(line);
  818. Vector<String> wrap_rows = draw_placeholder ? placeholder_wraped_rows : get_line_wrapped_text(line);
  819. int line_wrap_amount = draw_placeholder ? placeholder_wraped_rows.size() - 1 : get_line_wrap_count(line);
  820. for (int line_wrap_index = 0; line_wrap_index <= line_wrap_amount; line_wrap_index++) {
  821. if (line_wrap_index != 0) {
  822. i++;
  823. if (i >= draw_amount) {
  824. break;
  825. }
  826. }
  827. const String &str = wrap_rows[line_wrap_index];
  828. int char_margin = xmargin_beg - first_visible_col;
  829. int ofs_x = 0;
  830. int ofs_y = 0;
  831. if (!editable) {
  832. ofs_x = theme_cache.style_readonly->get_offset().x / 2;
  833. ofs_x -= theme_cache.style_normal->get_offset().x / 2;
  834. ofs_y = theme_cache.style_readonly->get_offset().y / 2;
  835. } else {
  836. ofs_y = theme_cache.style_normal->get_offset().y / 2;
  837. }
  838. ofs_y += i * row_height + theme_cache.line_spacing / 2;
  839. ofs_y -= first_visible_line_wrap_ofs * row_height;
  840. ofs_y -= _get_v_scroll_offset() * row_height;
  841. bool clipped = false;
  842. if (ofs_y + row_height < top_limit_y) {
  843. // Line is outside the top margin, clip current line.
  844. // Still need to go through the process to prepare color changes for next lines.
  845. clipped = true;
  846. }
  847. if (ofs_y > bottom_limit_y) {
  848. // Line is outside the bottom margin, clip any remaining text.
  849. i = draw_amount;
  850. break;
  851. }
  852. if (text.get_line_background_color(line) != Color(0, 0, 0, 0)) {
  853. if (rtl) {
  854. RenderingServer::get_singleton()->canvas_item_add_rect(ci, Rect2(size.width - ofs_x - xmargin_end, ofs_y, xmargin_end - xmargin_beg, row_height), text.get_line_background_color(line));
  855. } else {
  856. RenderingServer::get_singleton()->canvas_item_add_rect(ci, Rect2(xmargin_beg + ofs_x, ofs_y, xmargin_end - xmargin_beg, row_height), text.get_line_background_color(line));
  857. }
  858. }
  859. // Draw current line highlight.
  860. if (highlight_current_line && caret_line_wrap_index_map.has(line) && caret_line_wrap_index_map[line].has(line_wrap_index)) {
  861. if (rtl) {
  862. RenderingServer::get_singleton()->canvas_item_add_rect(ci, Rect2(size.width - ofs_x - xmargin_end, ofs_y, xmargin_end, row_height), theme_cache.current_line_color);
  863. } else {
  864. RenderingServer::get_singleton()->canvas_item_add_rect(ci, Rect2(ofs_x, ofs_y, xmargin_end, row_height), theme_cache.current_line_color);
  865. }
  866. }
  867. if (line_wrap_index == 0) {
  868. // Only do these if we are on the first wrapped part of a line.
  869. cache_entry.y_offset = ofs_y;
  870. int gutter_offset = theme_cache.style_normal->get_margin(SIDE_LEFT);
  871. for (int g = 0; g < gutters.size(); g++) {
  872. const GutterInfo gutter = gutters[g];
  873. if (!gutter.draw || gutter.width <= 0) {
  874. continue;
  875. }
  876. switch (gutter.type) {
  877. case GUTTER_TYPE_STRING: {
  878. const String &txt = get_line_gutter_text(line, g);
  879. if (txt.is_empty()) {
  880. break;
  881. }
  882. Ref<TextLine> tl;
  883. tl.instantiate();
  884. tl->add_string(txt, theme_cache.font, theme_cache.font_size);
  885. int yofs = ofs_y + (row_height - tl->get_size().y) / 2;
  886. if (theme_cache.outline_size > 0 && theme_cache.outline_color.a > 0) {
  887. tl->draw_outline(ci, Point2(gutter_offset + ofs_x, yofs), theme_cache.outline_size, theme_cache.outline_color);
  888. }
  889. tl->draw(ci, Point2(gutter_offset + ofs_x, yofs), get_line_gutter_item_color(line, g));
  890. } break;
  891. case GUTTER_TYPE_ICON: {
  892. const Ref<Texture2D> icon = get_line_gutter_icon(line, g);
  893. if (icon.is_null()) {
  894. break;
  895. }
  896. Rect2 gutter_rect = Rect2(Point2i(gutter_offset, ofs_y), Size2i(gutter.width, row_height));
  897. int horizontal_padding = gutter_rect.size.x / 6;
  898. int vertical_padding = gutter_rect.size.y / 6;
  899. gutter_rect.position += Point2(horizontal_padding, vertical_padding);
  900. gutter_rect.size -= Point2(horizontal_padding, vertical_padding) * 2;
  901. // Correct icon aspect ratio.
  902. float icon_ratio = icon->get_width() / icon->get_height();
  903. float gutter_ratio = gutter_rect.size.x / gutter_rect.size.y;
  904. if (gutter_ratio > icon_ratio) {
  905. gutter_rect.size.x = floor(icon->get_width() * (gutter_rect.size.y / icon->get_height()));
  906. } else {
  907. gutter_rect.size.y = floor(icon->get_height() * (gutter_rect.size.x / icon->get_width()));
  908. }
  909. if (rtl) {
  910. gutter_rect.position.x = size.width - gutter_rect.position.x - gutter_rect.size.x;
  911. }
  912. icon->draw_rect(ci, gutter_rect, false, get_line_gutter_item_color(line, g));
  913. } break;
  914. case GUTTER_TYPE_CUSTOM: {
  915. if (gutter.custom_draw_callback.is_valid()) {
  916. Rect2i gutter_rect = Rect2i(Point2i(gutter_offset, ofs_y), Size2i(gutter.width, row_height));
  917. if (rtl) {
  918. gutter_rect.position.x = size.width - gutter_rect.position.x - gutter_rect.size.x;
  919. }
  920. gutter.custom_draw_callback.call(line, g, Rect2(gutter_rect));
  921. }
  922. } break;
  923. }
  924. gutter_offset += gutter.width;
  925. }
  926. }
  927. // Draw line.
  928. RID rid = ldata->get_line_rid(line_wrap_index);
  929. float text_height = TS->shaped_text_get_size(rid).y;
  930. float wrap_indent = (text.is_indent_wrapped_lines() && line_wrap_index > 0) ? get_indent_level(line) * theme_cache.font->get_char_size(' ', theme_cache.font_size).width : 0.0;
  931. if (rtl) {
  932. char_margin = size.width - char_margin - (TS->shaped_text_get_size(rid).x + wrap_indent);
  933. } else {
  934. char_margin += wrap_indent;
  935. }
  936. // Draw selections.
  937. float char_w = theme_cache.font->get_char_size(' ', theme_cache.font_size).width;
  938. for (int c = 0; c < get_caret_count(); c++) {
  939. if (!clipped && has_selection(c) && line >= get_selection_from_line(c) && line <= get_selection_to_line(c)) {
  940. int sel_from = (line > get_selection_from_line(c)) ? TS->shaped_text_get_range(rid).x : get_selection_from_column(c);
  941. int sel_to = (line < get_selection_to_line(c)) ? TS->shaped_text_get_range(rid).y : get_selection_to_column(c);
  942. Vector<Vector2> sel = TS->shaped_text_get_selection(rid, sel_from, sel_to);
  943. // Show selection at the end of line.
  944. if (line_wrap_index == line_wrap_amount && line < get_selection_to_line(c)) {
  945. if (rtl) {
  946. sel.push_back(Vector2(-char_w, 0));
  947. } else {
  948. float line_end = TS->shaped_text_get_size(rid).width;
  949. sel.push_back(Vector2(line_end, line_end + char_w));
  950. }
  951. }
  952. for (int j = 0; j < sel.size(); j++) {
  953. Rect2 rect = Rect2(sel[j].x + char_margin + ofs_x, ofs_y, Math::ceil(sel[j].y) - sel[j].x, row_height);
  954. if (rect.position.x + rect.size.x <= xmargin_beg || rect.position.x > xmargin_end) {
  955. continue;
  956. }
  957. if (rect.position.x < xmargin_beg) {
  958. rect.size.x -= (xmargin_beg - rect.position.x);
  959. rect.position.x = xmargin_beg;
  960. }
  961. if (rect.position.x + rect.size.x > xmargin_end) {
  962. rect.size.x = xmargin_end - rect.position.x;
  963. }
  964. draw_rect(rect, theme_cache.selection_color, true);
  965. }
  966. }
  967. }
  968. int start = TS->shaped_text_get_range(rid).x;
  969. if (!clipped && !search_text.is_empty()) { // Search highlight
  970. int search_text_col = _get_column_pos_of_word(search_text, str, search_flags, 0);
  971. int search_text_len = search_text.length();
  972. while (search_text_col != -1) {
  973. Vector<Vector2> sel = TS->shaped_text_get_selection(rid, search_text_col + start, search_text_col + search_text_len + start);
  974. for (int j = 0; j < sel.size(); j++) {
  975. Rect2 rect = Rect2(sel[j].x + char_margin + ofs_x, ofs_y, sel[j].y - sel[j].x, row_height);
  976. if (rect.position.x + rect.size.x <= xmargin_beg || rect.position.x > xmargin_end) {
  977. continue;
  978. }
  979. if (rect.position.x < xmargin_beg) {
  980. rect.size.x -= (xmargin_beg - rect.position.x);
  981. rect.position.x = xmargin_beg;
  982. } else if (rect.position.x + rect.size.x > xmargin_end) {
  983. rect.size.x = xmargin_end - rect.position.x;
  984. }
  985. draw_rect(rect, theme_cache.search_result_color, true);
  986. draw_rect(rect, theme_cache.search_result_border_color, false);
  987. }
  988. search_text_col = _get_column_pos_of_word(search_text, str, search_flags, search_text_col + search_text_len);
  989. }
  990. }
  991. if (!clipped && highlight_all_occurrences && !only_whitespaces_highlighted && !highlighted_text.is_empty()) { // Highlight
  992. int highlighted_text_col = _get_column_pos_of_word(highlighted_text, str, SEARCH_MATCH_CASE | SEARCH_WHOLE_WORDS, 0);
  993. int highlighted_text_len = highlighted_text.length();
  994. while (highlighted_text_col != -1) {
  995. Vector<Vector2> sel = TS->shaped_text_get_selection(rid, highlighted_text_col + start, highlighted_text_col + highlighted_text_len + start);
  996. for (int j = 0; j < sel.size(); j++) {
  997. Rect2 rect = Rect2(sel[j].x + char_margin + ofs_x, ofs_y, sel[j].y - sel[j].x, row_height);
  998. if (rect.position.x + rect.size.x <= xmargin_beg || rect.position.x > xmargin_end) {
  999. continue;
  1000. }
  1001. if (rect.position.x < xmargin_beg) {
  1002. rect.size.x -= (xmargin_beg - rect.position.x);
  1003. rect.position.x = xmargin_beg;
  1004. } else if (rect.position.x + rect.size.x > xmargin_end) {
  1005. rect.size.x = xmargin_end - rect.position.x;
  1006. }
  1007. draw_rect(rect, theme_cache.word_highlighted_color);
  1008. }
  1009. highlighted_text_col = _get_column_pos_of_word(highlighted_text, str, SEARCH_MATCH_CASE | SEARCH_WHOLE_WORDS, highlighted_text_col + highlighted_text_len);
  1010. }
  1011. }
  1012. if (!clipped && lookup_symbol_word.length() != 0) { // Highlight word
  1013. if (is_ascii_alphabet_char(lookup_symbol_word[0]) || lookup_symbol_word[0] == '_' || lookup_symbol_word[0] == '.') {
  1014. Color highlight_underline_color = !editable ? theme_cache.font_readonly_color : theme_cache.font_color;
  1015. int lookup_symbol_word_col = _get_column_pos_of_word(lookup_symbol_word, str, SEARCH_MATCH_CASE | SEARCH_WHOLE_WORDS, 0);
  1016. int lookup_symbol_word_len = lookup_symbol_word.length();
  1017. while (lookup_symbol_word_col != -1) {
  1018. Vector<Vector2> sel = TS->shaped_text_get_selection(rid, lookup_symbol_word_col + start, lookup_symbol_word_col + lookup_symbol_word_len + start);
  1019. for (int j = 0; j < sel.size(); j++) {
  1020. Rect2 rect = Rect2(sel[j].x + char_margin + ofs_x, ofs_y + (theme_cache.line_spacing / 2), sel[j].y - sel[j].x, row_height);
  1021. if (rect.position.x + rect.size.x <= xmargin_beg || rect.position.x > xmargin_end) {
  1022. continue;
  1023. }
  1024. if (rect.position.x < xmargin_beg) {
  1025. rect.size.x -= (xmargin_beg - rect.position.x);
  1026. rect.position.x = xmargin_beg;
  1027. } else if (rect.position.x + rect.size.x > xmargin_end) {
  1028. rect.size.x = xmargin_end - rect.position.x;
  1029. }
  1030. rect.position.y += ceil(TS->shaped_text_get_ascent(rid)) + ceil(theme_cache.font->get_underline_position(theme_cache.font_size));
  1031. rect.size.y = MAX(1, theme_cache.font->get_underline_thickness(theme_cache.font_size));
  1032. draw_rect(rect, highlight_underline_color);
  1033. }
  1034. lookup_symbol_word_col = _get_column_pos_of_word(lookup_symbol_word, str, SEARCH_MATCH_CASE | SEARCH_WHOLE_WORDS, lookup_symbol_word_col + lookup_symbol_word_len);
  1035. }
  1036. }
  1037. }
  1038. ofs_y += (row_height - text_height) / 2;
  1039. const Glyph *glyphs = TS->shaped_text_get_glyphs(rid);
  1040. int gl_size = TS->shaped_text_get_glyph_count(rid);
  1041. ofs_y += ldata->get_line_ascent(line_wrap_index);
  1042. int first_visible_char = TS->shaped_text_get_range(rid).y;
  1043. int last_visible_char = TS->shaped_text_get_range(rid).x;
  1044. float char_ofs = 0;
  1045. if (theme_cache.outline_size > 0 && theme_cache.outline_color.a > 0) {
  1046. for (int j = 0; j < gl_size; j++) {
  1047. for (int k = 0; k < glyphs[j].repeat; k++) {
  1048. if ((char_ofs + char_margin) >= xmargin_beg && (char_ofs + glyphs[j].advance + char_margin) <= xmargin_end) {
  1049. if (glyphs[j].font_rid != RID()) {
  1050. TS->font_draw_glyph_outline(glyphs[j].font_rid, ci, glyphs[j].font_size, theme_cache.outline_size, Vector2(char_margin + char_ofs + ofs_x + glyphs[j].x_off, ofs_y + glyphs[j].y_off), glyphs[j].index, theme_cache.outline_color);
  1051. }
  1052. }
  1053. char_ofs += glyphs[j].advance;
  1054. }
  1055. if ((char_ofs + char_margin) >= xmargin_end) {
  1056. break;
  1057. }
  1058. }
  1059. char_ofs = 0;
  1060. }
  1061. for (int j = 0; j < gl_size; j++) {
  1062. int64_t color_start = -1;
  1063. for (const Variant *key = color_map.next(nullptr); key; key = color_map.next(key)) {
  1064. if (int64_t(*key) <= glyphs[j].start) {
  1065. color_start = *key;
  1066. } else {
  1067. break;
  1068. }
  1069. }
  1070. const Variant *color_data = (color_start >= 0) ? color_map.getptr(color_start) : nullptr;
  1071. if (color_data != nullptr) {
  1072. current_color = (color_data->operator Dictionary()).get("color", theme_cache.font_color);
  1073. if (!editable && current_color.a > theme_cache.font_readonly_color.a) {
  1074. current_color.a = theme_cache.font_readonly_color.a;
  1075. }
  1076. }
  1077. Color gl_color = current_color;
  1078. for (int c = 0; c < get_caret_count(); c++) {
  1079. if (has_selection(c) && line >= get_selection_from_line(c) && line <= get_selection_to_line(c)) { // Selection
  1080. int sel_from = (line > get_selection_from_line(c)) ? TS->shaped_text_get_range(rid).x : get_selection_from_column(c);
  1081. int sel_to = (line < get_selection_to_line(c)) ? TS->shaped_text_get_range(rid).y : get_selection_to_column(c);
  1082. if (glyphs[j].start >= sel_from && glyphs[j].end <= sel_to && use_selected_font_color) {
  1083. gl_color = theme_cache.font_selected_color;
  1084. }
  1085. }
  1086. }
  1087. float char_pos = char_ofs + char_margin + ofs_x;
  1088. if (char_pos >= xmargin_beg) {
  1089. if (highlight_matching_braces_enabled) {
  1090. for (int c = 0; c < get_caret_count(); c++) {
  1091. if ((brace_matching[c].open_match_line == line && brace_matching[c].open_match_column == glyphs[j].start) ||
  1092. (get_caret_column(c) == glyphs[j].start && get_caret_line(c) == line && carets_wrap_index[c] == line_wrap_index && (brace_matching[c].open_matching || brace_matching[c].open_mismatch))) {
  1093. if (brace_matching[c].open_mismatch) {
  1094. gl_color = _get_brace_mismatch_color();
  1095. }
  1096. Rect2 rect = Rect2(char_pos, ofs_y + theme_cache.font->get_underline_position(theme_cache.font_size), glyphs[j].advance * glyphs[j].repeat, MAX(theme_cache.font->get_underline_thickness(theme_cache.font_size) * theme_cache.base_scale, 1));
  1097. draw_rect(rect, gl_color);
  1098. }
  1099. if ((brace_matching[c].close_match_line == line && brace_matching[c].close_match_column == glyphs[j].start) ||
  1100. (get_caret_column(c) == glyphs[j].start + 1 && get_caret_line(c) == line && carets_wrap_index[c] == line_wrap_index && (brace_matching[c].close_matching || brace_matching[c].close_mismatch))) {
  1101. if (brace_matching[c].close_mismatch) {
  1102. gl_color = _get_brace_mismatch_color();
  1103. }
  1104. Rect2 rect = Rect2(char_pos, ofs_y + theme_cache.font->get_underline_position(theme_cache.font_size), glyphs[j].advance * glyphs[j].repeat, MAX(theme_cache.font->get_underline_thickness(theme_cache.font_size) * theme_cache.base_scale, 1));
  1105. draw_rect(rect, gl_color);
  1106. }
  1107. }
  1108. }
  1109. if (draw_tabs && ((glyphs[j].flags & TextServer::GRAPHEME_IS_TAB) == TextServer::GRAPHEME_IS_TAB)) {
  1110. int yofs = (text_height - theme_cache.tab_icon->get_height()) / 2 - ldata->get_line_ascent(line_wrap_index);
  1111. theme_cache.tab_icon->draw(ci, Point2(char_pos, ofs_y + yofs), gl_color);
  1112. } else if (draw_spaces && ((glyphs[j].flags & TextServer::GRAPHEME_IS_SPACE) == TextServer::GRAPHEME_IS_SPACE) && ((glyphs[j].flags & TextServer::GRAPHEME_IS_VIRTUAL) != TextServer::GRAPHEME_IS_VIRTUAL)) {
  1113. int yofs = (text_height - theme_cache.space_icon->get_height()) / 2 - ldata->get_line_ascent(line_wrap_index);
  1114. int xofs = (glyphs[j].advance * glyphs[j].repeat - theme_cache.space_icon->get_width()) / 2;
  1115. theme_cache.space_icon->draw(ci, Point2(char_pos + xofs, ofs_y + yofs), gl_color);
  1116. }
  1117. }
  1118. bool had_glyphs_drawn = false;
  1119. for (int k = 0; k < glyphs[j].repeat; k++) {
  1120. if (!clipped && (char_ofs + char_margin) >= xmargin_beg && (char_ofs + glyphs[j].advance + char_margin) <= xmargin_end) {
  1121. if (glyphs[j].font_rid != RID()) {
  1122. TS->font_draw_glyph(glyphs[j].font_rid, ci, glyphs[j].font_size, Vector2(char_margin + char_ofs + ofs_x + glyphs[j].x_off, ofs_y + glyphs[j].y_off), glyphs[j].index, gl_color);
  1123. had_glyphs_drawn = true;
  1124. } else if (((glyphs[j].flags & TextServer::GRAPHEME_IS_VIRTUAL) != TextServer::GRAPHEME_IS_VIRTUAL) && ((glyphs[j].flags & TextServer::GRAPHEME_IS_EMBEDDED_OBJECT) != TextServer::GRAPHEME_IS_EMBEDDED_OBJECT)) {
  1125. TS->draw_hex_code_box(ci, glyphs[j].font_size, Vector2(char_margin + char_ofs + ofs_x + glyphs[j].x_off, ofs_y + glyphs[j].y_off), glyphs[j].index, gl_color);
  1126. had_glyphs_drawn = true;
  1127. }
  1128. }
  1129. char_ofs += glyphs[j].advance;
  1130. }
  1131. if (had_glyphs_drawn) {
  1132. if (first_visible_char > glyphs[j].start) {
  1133. first_visible_char = glyphs[j].start;
  1134. }
  1135. if (last_visible_char < glyphs[j].end) {
  1136. last_visible_char = glyphs[j].end;
  1137. }
  1138. }
  1139. if ((char_ofs + char_margin) >= xmargin_end) {
  1140. break;
  1141. }
  1142. }
  1143. cache_entry.first_visible_chars.push_back(first_visible_char);
  1144. cache_entry.last_visible_chars.push_back(last_visible_char);
  1145. // is_line_folded
  1146. if (line_wrap_index == line_wrap_amount && line < text.size() - 1 && _is_line_hidden(line + 1)) {
  1147. int xofs = char_ofs + char_margin + ofs_x + (_get_folded_eol_icon()->get_width() / 2);
  1148. if (xofs >= xmargin_beg && xofs < xmargin_end) {
  1149. int yofs = (text_height - _get_folded_eol_icon()->get_height()) / 2 - ldata->get_line_ascent(line_wrap_index);
  1150. Color eol_color = _get_code_folding_color();
  1151. eol_color.a = 1;
  1152. _get_folded_eol_icon()->draw(ci, Point2(xofs, ofs_y + yofs), eol_color);
  1153. }
  1154. }
  1155. // Carets.
  1156. // Prevent carets from disappearing at theme scales below 1.0 (if the caret width is 1).
  1157. const int caret_width = theme_cache.caret_width * MAX(1, theme_cache.base_scale);
  1158. for (int c = 0; c < carets.size(); c++) {
  1159. if (!clipped && get_caret_line(c) == line && carets_wrap_index[c] == line_wrap_index) {
  1160. carets.write[c].draw_pos.y = ofs_y + ldata->get_line_descent(line_wrap_index);
  1161. if (ime_text.is_empty() || ime_selection.y == 0) {
  1162. // Normal caret.
  1163. CaretInfo ts_caret;
  1164. if (!str.is_empty() || !ime_text.is_empty()) {
  1165. // Get carets.
  1166. ts_caret = TS->shaped_text_get_carets(rid, ime_text.is_empty() ? get_caret_column(c) : get_caret_column(c) + ime_selection.x);
  1167. } else {
  1168. // No carets, add one at the start.
  1169. int h = theme_cache.font->get_height(theme_cache.font_size);
  1170. if (rtl) {
  1171. ts_caret.l_dir = TextServer::DIRECTION_RTL;
  1172. ts_caret.l_caret = Rect2(Vector2(xmargin_end - char_margin + ofs_x, -h / 2), Size2(caret_width * 4, h));
  1173. } else {
  1174. ts_caret.l_dir = TextServer::DIRECTION_LTR;
  1175. ts_caret.l_caret = Rect2(Vector2(char_ofs, -h / 2), Size2(caret_width * 4, h));
  1176. }
  1177. }
  1178. if ((ts_caret.l_caret != Rect2() && (ts_caret.l_dir == TextServer::DIRECTION_AUTO || ts_caret.l_dir == (TextServer::Direction)input_direction)) || (ts_caret.t_caret == Rect2())) {
  1179. carets.write[c].draw_pos.x = char_margin + ofs_x + ts_caret.l_caret.position.x;
  1180. } else {
  1181. carets.write[c].draw_pos.x = char_margin + ofs_x + ts_caret.t_caret.position.x;
  1182. }
  1183. if (get_caret_draw_pos(c).x >= xmargin_beg && get_caret_draw_pos(c).x < xmargin_end) {
  1184. carets.write[c].visible = true;
  1185. if (draw_caret || drag_caret_force_displayed) {
  1186. if (caret_type == CaretType::CARET_TYPE_BLOCK || overtype_mode) {
  1187. //Block or underline caret, draw trailing carets at full height.
  1188. int h = theme_cache.font->get_height(theme_cache.font_size);
  1189. if (ts_caret.t_caret != Rect2()) {
  1190. if (overtype_mode) {
  1191. ts_caret.t_caret.position.y = TS->shaped_text_get_descent(rid);
  1192. ts_caret.t_caret.size.y = caret_width;
  1193. } else {
  1194. ts_caret.t_caret.position.y = -TS->shaped_text_get_ascent(rid);
  1195. ts_caret.t_caret.size.y = h;
  1196. }
  1197. ts_caret.t_caret.position += Vector2(char_margin + ofs_x, ofs_y);
  1198. draw_rect(ts_caret.t_caret, theme_cache.caret_color, overtype_mode);
  1199. if (ts_caret.l_caret != Rect2() && ts_caret.l_dir != ts_caret.t_dir) {
  1200. // Draw split caret (leading part).
  1201. ts_caret.l_caret.position += Vector2(char_margin + ofs_x, ofs_y);
  1202. ts_caret.l_caret.size.x = caret_width;
  1203. draw_rect(ts_caret.l_caret, theme_cache.caret_color);
  1204. // Draw extra direction marker on top of split caret.
  1205. float d = (ts_caret.l_dir == TextServer::DIRECTION_LTR) ? 0.5 : -3;
  1206. Rect2 trect = Rect2(ts_caret.l_caret.position.x + d * caret_width, ts_caret.l_caret.position.y + ts_caret.l_caret.size.y - caret_width, 3 * caret_width, caret_width);
  1207. RenderingServer::get_singleton()->canvas_item_add_rect(ci, trect, theme_cache.caret_color);
  1208. }
  1209. } else { // End of the line.
  1210. if (gl_size > 0) {
  1211. // Adjust for actual line dimensions.
  1212. if (overtype_mode) {
  1213. ts_caret.l_caret.position.y = TS->shaped_text_get_descent(rid);
  1214. ts_caret.l_caret.size.y = caret_width;
  1215. } else {
  1216. ts_caret.l_caret.position.y = -TS->shaped_text_get_ascent(rid);
  1217. ts_caret.l_caret.size.y = h;
  1218. }
  1219. } else if (overtype_mode) {
  1220. ts_caret.l_caret.position.y += ts_caret.l_caret.size.y;
  1221. ts_caret.l_caret.size.y = caret_width;
  1222. }
  1223. if (Math::ceil(ts_caret.l_caret.position.x) >= TS->shaped_text_get_size(rid).x) {
  1224. ts_caret.l_caret.size.x = theme_cache.font->get_char_size('m', theme_cache.font_size).x;
  1225. } else {
  1226. ts_caret.l_caret.size.x = 3 * caret_width;
  1227. }
  1228. ts_caret.l_caret.position += Vector2(char_margin + ofs_x, ofs_y);
  1229. if (ts_caret.l_dir == TextServer::DIRECTION_RTL) {
  1230. ts_caret.l_caret.position.x -= ts_caret.l_caret.size.x;
  1231. }
  1232. draw_rect(ts_caret.l_caret, theme_cache.caret_color, overtype_mode);
  1233. }
  1234. } else {
  1235. // Normal caret.
  1236. if (ts_caret.l_caret != Rect2() && ts_caret.l_dir == TextServer::DIRECTION_AUTO) {
  1237. // Draw extra marker on top of mid caret.
  1238. Rect2 trect = Rect2(ts_caret.l_caret.position.x - 2.5 * caret_width, ts_caret.l_caret.position.y, 6 * caret_width, caret_width);
  1239. trect.position += Vector2(char_margin + ofs_x, ofs_y);
  1240. RenderingServer::get_singleton()->canvas_item_add_rect(ci, trect, theme_cache.caret_color);
  1241. } else if (ts_caret.l_caret != Rect2() && ts_caret.t_caret != Rect2() && ts_caret.l_dir != ts_caret.t_dir) {
  1242. // Draw extra direction marker on top of split caret.
  1243. float d = (ts_caret.l_dir == TextServer::DIRECTION_LTR) ? 0.5 : -3;
  1244. Rect2 trect = Rect2(ts_caret.l_caret.position.x + d * caret_width, ts_caret.l_caret.position.y + ts_caret.l_caret.size.y - caret_width, 3 * caret_width, caret_width);
  1245. trect.position += Vector2(char_margin + ofs_x, ofs_y);
  1246. RenderingServer::get_singleton()->canvas_item_add_rect(ci, trect, theme_cache.caret_color);
  1247. d = (ts_caret.t_dir == TextServer::DIRECTION_LTR) ? 0.5 : -3;
  1248. trect = Rect2(ts_caret.t_caret.position.x + d * caret_width, ts_caret.t_caret.position.y, 3 * caret_width, caret_width);
  1249. trect.position += Vector2(char_margin + ofs_x, ofs_y);
  1250. RenderingServer::get_singleton()->canvas_item_add_rect(ci, trect, theme_cache.caret_color);
  1251. }
  1252. ts_caret.l_caret.position += Vector2(char_margin + ofs_x, ofs_y);
  1253. ts_caret.l_caret.size.x = caret_width;
  1254. draw_rect(ts_caret.l_caret, theme_cache.caret_color);
  1255. ts_caret.t_caret.position += Vector2(char_margin + ofs_x, ofs_y);
  1256. ts_caret.t_caret.size.x = caret_width;
  1257. draw_rect(ts_caret.t_caret, theme_cache.caret_color);
  1258. }
  1259. }
  1260. }
  1261. }
  1262. if (!ime_text.is_empty()) {
  1263. {
  1264. // IME Intermediate text range.
  1265. Vector<Vector2> sel = TS->shaped_text_get_selection(rid, get_caret_column(c), get_caret_column(c) + ime_text.length());
  1266. for (int j = 0; j < sel.size(); j++) {
  1267. Rect2 rect = Rect2(sel[j].x + char_margin + ofs_x, ofs_y, sel[j].y - sel[j].x, text_height);
  1268. if (rect.position.x + rect.size.x <= xmargin_beg || rect.position.x > xmargin_end) {
  1269. continue;
  1270. }
  1271. if (rect.position.x < xmargin_beg) {
  1272. rect.size.x -= (xmargin_beg - rect.position.x);
  1273. rect.position.x = xmargin_beg;
  1274. } else if (rect.position.x + rect.size.x > xmargin_end) {
  1275. rect.size.x = xmargin_end - rect.position.x;
  1276. }
  1277. rect.size.y = caret_width;
  1278. draw_rect(rect, theme_cache.caret_color);
  1279. carets.write[c].draw_pos.x = rect.position.x;
  1280. }
  1281. }
  1282. {
  1283. // IME caret.
  1284. Vector<Vector2> sel = TS->shaped_text_get_selection(rid, get_caret_column(c) + ime_selection.x, get_caret_column(c) + ime_selection.x + ime_selection.y);
  1285. for (int j = 0; j < sel.size(); j++) {
  1286. Rect2 rect = Rect2(sel[j].x + char_margin + ofs_x, ofs_y, sel[j].y - sel[j].x, text_height);
  1287. if (rect.position.x + rect.size.x <= xmargin_beg || rect.position.x > xmargin_end) {
  1288. continue;
  1289. }
  1290. if (rect.position.x < xmargin_beg) {
  1291. rect.size.x -= (xmargin_beg - rect.position.x);
  1292. rect.position.x = xmargin_beg;
  1293. } else if (rect.position.x + rect.size.x > xmargin_end) {
  1294. rect.size.x = xmargin_end - rect.position.x;
  1295. }
  1296. rect.size.y = caret_width * 3;
  1297. draw_rect(rect, theme_cache.caret_color);
  1298. carets.write[c].draw_pos.x = rect.position.x;
  1299. }
  1300. }
  1301. }
  1302. }
  1303. }
  1304. }
  1305. if (!draw_placeholder) {
  1306. line_drawing_cache[line] = cache_entry;
  1307. }
  1308. }
  1309. if (has_focus()) {
  1310. _update_ime_window_position();
  1311. }
  1312. } break;
  1313. case NOTIFICATION_FOCUS_ENTER: {
  1314. if (caret_blink_enabled) {
  1315. caret_blink_timer->start();
  1316. } else {
  1317. draw_caret = true;
  1318. }
  1319. _update_ime_window_position();
  1320. if (DisplayServer::get_singleton()->has_feature(DisplayServer::FEATURE_VIRTUAL_KEYBOARD) && virtual_keyboard_enabled) {
  1321. int caret_start = -1;
  1322. int caret_end = -1;
  1323. if (!has_selection(0)) {
  1324. String full_text = _base_get_text(0, 0, get_caret_line(), get_caret_column());
  1325. caret_start = full_text.length();
  1326. } else {
  1327. String pre_text = _base_get_text(0, 0, get_selection_from_line(), get_selection_from_column());
  1328. String post_text = get_selected_text(0);
  1329. caret_start = pre_text.length();
  1330. caret_end = caret_start + post_text.length();
  1331. }
  1332. DisplayServer::get_singleton()->virtual_keyboard_show(get_text(), get_global_rect(), DisplayServer::KEYBOARD_TYPE_MULTILINE, -1, caret_start, caret_end);
  1333. }
  1334. } break;
  1335. case NOTIFICATION_FOCUS_EXIT: {
  1336. if (caret_blink_enabled) {
  1337. caret_blink_timer->stop();
  1338. }
  1339. apply_ime();
  1340. if (DisplayServer::get_singleton()->has_feature(DisplayServer::FEATURE_VIRTUAL_KEYBOARD) && virtual_keyboard_enabled) {
  1341. DisplayServer::get_singleton()->virtual_keyboard_hide();
  1342. }
  1343. if (deselect_on_focus_loss_enabled && !selection_drag_attempt) {
  1344. deselect();
  1345. }
  1346. } break;
  1347. case MainLoop::NOTIFICATION_OS_IME_UPDATE: {
  1348. if (has_focus()) {
  1349. bool had_ime_text = has_ime_text();
  1350. ime_text = DisplayServer::get_singleton()->ime_get_text();
  1351. ime_selection = DisplayServer::get_singleton()->ime_get_selection();
  1352. if (!had_ime_text && has_ime_text()) {
  1353. _cancel_drag_and_drop_text();
  1354. }
  1355. if (has_ime_text() && has_selection()) {
  1356. delete_selection();
  1357. }
  1358. _update_ime_text();
  1359. adjust_viewport_to_caret(0);
  1360. queue_redraw();
  1361. }
  1362. } break;
  1363. case NOTIFICATION_DRAG_BEGIN: {
  1364. set_selection_mode(SelectionMode::SELECTION_MODE_NONE);
  1365. drag_action = true;
  1366. dragging_minimap = false;
  1367. dragging_selection = false;
  1368. can_drag_minimap = false;
  1369. click_select_held->stop();
  1370. } break;
  1371. case NOTIFICATION_DRAG_END: {
  1372. if (is_drag_successful()) {
  1373. if (selection_drag_attempt) {
  1374. // Dropped elsewhere.
  1375. if (is_editable() && !Input::get_singleton()->is_key_pressed(Key::CMD_OR_CTRL)) {
  1376. delete_selection();
  1377. } else if (deselect_on_focus_loss_enabled) {
  1378. deselect();
  1379. }
  1380. }
  1381. }
  1382. if (drag_caret_index >= 0) {
  1383. if (drag_caret_index < carets.size()) {
  1384. remove_caret(drag_caret_index);
  1385. }
  1386. drag_caret_index = -1;
  1387. }
  1388. selection_drag_attempt = false;
  1389. drag_action = false;
  1390. drag_caret_force_displayed = false;
  1391. } break;
  1392. case NOTIFICATION_MOUSE_EXIT_SELF: {
  1393. if (drag_caret_force_displayed) {
  1394. drag_caret_force_displayed = false;
  1395. queue_redraw();
  1396. }
  1397. } break;
  1398. }
  1399. }
  1400. void TextEdit::unhandled_key_input(const Ref<InputEvent> &p_event) {
  1401. Ref<InputEventKey> k = p_event;
  1402. if (k.is_valid()) {
  1403. if (!k->is_pressed()) {
  1404. return;
  1405. }
  1406. // Handle Unicode (with modifiers active, process after shortcuts).
  1407. if (has_focus() && editable && (k->get_unicode() >= 32)) {
  1408. handle_unicode_input(k->get_unicode());
  1409. accept_event();
  1410. }
  1411. }
  1412. }
  1413. bool TextEdit::alt_input(const Ref<InputEvent> &p_gui_input) {
  1414. Ref<InputEventKey> k = p_gui_input;
  1415. if (k.is_valid()) {
  1416. if (!k->is_pressed()) {
  1417. if (alt_start && k->get_keycode() == Key::ALT) {
  1418. alt_start = false;
  1419. if ((alt_code > 0x31 && alt_code < 0xd800) || (alt_code > 0xdfff && alt_code <= 0x10ffff)) {
  1420. handle_unicode_input(alt_code);
  1421. }
  1422. return true;
  1423. }
  1424. return false;
  1425. }
  1426. if (k->is_alt_pressed()) {
  1427. if (!alt_start) {
  1428. if (k->get_keycode() == Key::KP_ADD) {
  1429. alt_start = true;
  1430. alt_code = 0;
  1431. return true;
  1432. }
  1433. } else {
  1434. if (k->get_keycode() >= Key::KEY_0 && k->get_keycode() <= Key::KEY_9) {
  1435. alt_code = alt_code << 4;
  1436. alt_code += (uint32_t)(k->get_keycode() - Key::KEY_0);
  1437. }
  1438. if (k->get_keycode() >= Key::KP_0 && k->get_keycode() <= Key::KP_9) {
  1439. alt_code = alt_code << 4;
  1440. alt_code += (uint32_t)(k->get_keycode() - Key::KP_0);
  1441. }
  1442. if (k->get_keycode() >= Key::A && k->get_keycode() <= Key::F) {
  1443. alt_code = alt_code << 4;
  1444. alt_code += (uint32_t)(k->get_keycode() - Key::A) + 10;
  1445. }
  1446. return true;
  1447. }
  1448. }
  1449. }
  1450. return false;
  1451. }
  1452. void TextEdit::gui_input(const Ref<InputEvent> &p_gui_input) {
  1453. ERR_FAIL_COND(p_gui_input.is_null());
  1454. double prev_v_scroll = v_scroll->get_value();
  1455. double prev_h_scroll = h_scroll->get_value();
  1456. Ref<InputEventMouseButton> mb = p_gui_input;
  1457. if (mb.is_valid()) {
  1458. Vector2i mpos = mb->get_position();
  1459. if (is_layout_rtl()) {
  1460. mpos.x = get_size().x - mpos.x;
  1461. }
  1462. if (mb->is_pressed()) {
  1463. if (mb->get_button_index() == MouseButton::WHEEL_UP && !mb->is_command_or_control_pressed()) {
  1464. if (mb->is_shift_pressed()) {
  1465. h_scroll->set_value(h_scroll->get_value() - (100 * mb->get_factor()));
  1466. } else if (mb->is_alt_pressed()) {
  1467. // Scroll 5 times as fast as normal (like in Visual Studio Code).
  1468. _scroll_up(15 * mb->get_factor(), true);
  1469. } else if (v_scroll->is_visible()) {
  1470. // Scroll 3 lines.
  1471. _scroll_up(3 * mb->get_factor(), true);
  1472. }
  1473. }
  1474. if (mb->get_button_index() == MouseButton::WHEEL_DOWN && !mb->is_command_or_control_pressed()) {
  1475. if (mb->is_shift_pressed()) {
  1476. h_scroll->set_value(h_scroll->get_value() + (100 * mb->get_factor()));
  1477. } else if (mb->is_alt_pressed()) {
  1478. // Scroll 5 times as fast as normal (like in Visual Studio Code).
  1479. _scroll_down(15 * mb->get_factor(), true);
  1480. } else if (v_scroll->is_visible()) {
  1481. // Scroll 3 lines.
  1482. _scroll_down(3 * mb->get_factor(), true);
  1483. }
  1484. }
  1485. if (mb->get_button_index() == MouseButton::WHEEL_LEFT) {
  1486. h_scroll->set_value(h_scroll->get_value() - (100 * mb->get_factor()));
  1487. }
  1488. if (mb->get_button_index() == MouseButton::WHEEL_RIGHT) {
  1489. h_scroll->set_value(h_scroll->get_value() + (100 * mb->get_factor()));
  1490. }
  1491. if (mb->get_button_index() == MouseButton::LEFT) {
  1492. _reset_caret_blink_timer();
  1493. apply_ime();
  1494. Point2i pos = get_line_column_at_pos(mpos);
  1495. int line = pos.y;
  1496. int col = pos.x;
  1497. // Gutters.
  1498. int left_margin = theme_cache.style_normal->get_margin(SIDE_LEFT);
  1499. for (int i = 0; i < gutters.size(); i++) {
  1500. if (!gutters[i].draw || gutters[i].width <= 0) {
  1501. continue;
  1502. }
  1503. if (mpos.x >= left_margin && mpos.x <= left_margin + gutters[i].width) {
  1504. emit_signal(SNAME("gutter_clicked"), line, i);
  1505. return;
  1506. }
  1507. left_margin += gutters[i].width;
  1508. }
  1509. // Minimap.
  1510. if (draw_minimap) {
  1511. _update_minimap_click();
  1512. if (dragging_minimap) {
  1513. return;
  1514. }
  1515. }
  1516. // Update caret.
  1517. int caret = carets.size() - 1;
  1518. int prev_col = get_caret_column(caret);
  1519. int prev_line = get_caret_line(caret);
  1520. int mouse_over_selection_caret = get_selection_at_line_column(line, col, true);
  1521. const int triple_click_timeout = 600;
  1522. const int triple_click_tolerance = 5;
  1523. bool is_triple_click = (!mb->is_double_click() && (OS::get_singleton()->get_ticks_msec() - last_dblclk) < triple_click_timeout && mb->get_position().distance_to(last_dblclk_pos) < triple_click_tolerance);
  1524. if (!mb->is_double_click() && !is_triple_click) {
  1525. if (mb->is_alt_pressed()) {
  1526. prev_line = line;
  1527. prev_col = col;
  1528. // Remove caret at clicked location.
  1529. if (get_caret_count() > 1) {
  1530. // Deselect if clicked on caret or its selection.
  1531. int clicked_caret = get_selection_at_line_column(line, col, true, false);
  1532. if (clicked_caret != -1) {
  1533. remove_caret(clicked_caret);
  1534. last_dblclk = 0;
  1535. return;
  1536. }
  1537. }
  1538. if (mouse_over_selection_caret >= 0) {
  1539. // Did not remove selection under mouse, don't add a new caret.
  1540. return;
  1541. }
  1542. // Create new caret at clicked location.
  1543. caret = add_caret(line, col);
  1544. if (caret == -1) {
  1545. return;
  1546. }
  1547. last_dblclk = 0;
  1548. } else if (!mb->is_shift_pressed()) {
  1549. if (drag_and_drop_selection_enabled && mouse_over_selection_caret >= 0) {
  1550. // Try to drag and drop.
  1551. set_selection_mode(SelectionMode::SELECTION_MODE_NONE);
  1552. selection_drag_attempt = true;
  1553. drag_and_drop_origin_caret_index = mouse_over_selection_caret;
  1554. last_dblclk = 0;
  1555. // Don't update caret until we know if it is not drag and drop.
  1556. return;
  1557. } else {
  1558. // A regular click clears all other carets.
  1559. caret = 0;
  1560. remove_secondary_carets();
  1561. deselect();
  1562. }
  1563. }
  1564. _push_current_op();
  1565. set_caret_line(line, false, true, -1, caret);
  1566. set_caret_column(col, false, caret);
  1567. selection_drag_attempt = false;
  1568. bool caret_moved = get_caret_column(caret) != prev_col || get_caret_line(caret) != prev_line;
  1569. if (selecting_enabled && mb->is_shift_pressed() && !has_selection(caret) && caret_moved) {
  1570. // Select from the previous caret position.
  1571. select(prev_line, prev_col, line, col, caret);
  1572. }
  1573. // Start regular select mode.
  1574. set_selection_mode(SelectionMode::SELECTION_MODE_POINTER);
  1575. _update_selection_mode_pointer(true);
  1576. } else if (is_triple_click) {
  1577. // Start triple-click select line mode.
  1578. set_selection_mode(SelectionMode::SELECTION_MODE_LINE);
  1579. _update_selection_mode_line(true);
  1580. last_dblclk = 0;
  1581. } else if (mb->is_double_click()) {
  1582. // Start double-click select word mode.
  1583. set_selection_mode(SelectionMode::SELECTION_MODE_WORD);
  1584. _update_selection_mode_word(true);
  1585. last_dblclk = OS::get_singleton()->get_ticks_msec();
  1586. last_dblclk_pos = mb->get_position();
  1587. }
  1588. queue_redraw();
  1589. }
  1590. if (is_middle_mouse_paste_enabled() && mb->get_button_index() == MouseButton::MIDDLE && DisplayServer::get_singleton()->has_feature(DisplayServer::FEATURE_CLIPBOARD_PRIMARY)) {
  1591. apply_ime();
  1592. paste_primary_clipboard();
  1593. }
  1594. if (mb->get_button_index() == MouseButton::RIGHT && (context_menu_enabled || is_move_caret_on_right_click_enabled())) {
  1595. _push_current_op();
  1596. _reset_caret_blink_timer();
  1597. apply_ime();
  1598. _cancel_drag_and_drop_text();
  1599. Point2i pos = get_line_column_at_pos(mpos);
  1600. int mouse_line = pos.y;
  1601. int mouse_column = pos.x;
  1602. if (is_move_caret_on_right_click_enabled()) {
  1603. bool selection_clicked = get_selection_at_line_column(mouse_line, mouse_column, true) >= 0;
  1604. if (!selection_clicked) {
  1605. deselect();
  1606. remove_secondary_carets();
  1607. set_caret_line(mouse_line, false, false, -1);
  1608. set_caret_column(mouse_column);
  1609. }
  1610. }
  1611. if (context_menu_enabled) {
  1612. _update_context_menu();
  1613. menu->set_position(get_screen_position() + mpos);
  1614. menu->reset_size();
  1615. menu->popup();
  1616. grab_focus();
  1617. }
  1618. }
  1619. } else {
  1620. if (has_ime_text()) {
  1621. // Ignore mouse up in IME input mode.
  1622. return;
  1623. }
  1624. if (mb->get_button_index() == MouseButton::LEFT) {
  1625. if (!drag_action && selection_drag_attempt && is_mouse_over_selection()) {
  1626. // This is not a drag and drop attempt, update the caret.
  1627. selection_drag_attempt = false;
  1628. remove_secondary_carets();
  1629. deselect();
  1630. Point2i pos = get_line_column_at_pos(get_local_mouse_pos());
  1631. set_caret_line(pos.y, false, true, -1, 0);
  1632. set_caret_column(pos.x, true, 0);
  1633. }
  1634. dragging_minimap = false;
  1635. dragging_selection = false;
  1636. can_drag_minimap = false;
  1637. click_select_held->stop();
  1638. if (DisplayServer::get_singleton()->has_feature(DisplayServer::FEATURE_CLIPBOARD_PRIMARY)) {
  1639. DisplayServer::get_singleton()->clipboard_set_primary(get_selected_text());
  1640. }
  1641. }
  1642. // Notify to show soft keyboard.
  1643. notification(NOTIFICATION_FOCUS_ENTER);
  1644. }
  1645. }
  1646. const Ref<InputEventPanGesture> pan_gesture = p_gui_input;
  1647. if (pan_gesture.is_valid()) {
  1648. const real_t delta = pan_gesture->get_delta().y;
  1649. if (delta < 0) {
  1650. _scroll_up(-delta, false);
  1651. } else {
  1652. _scroll_down(delta, false);
  1653. }
  1654. h_scroll->set_value(h_scroll->get_value() + pan_gesture->get_delta().x * 100);
  1655. if (v_scroll->get_value() != prev_v_scroll || h_scroll->get_value() != prev_h_scroll) {
  1656. accept_event(); // Accept event if scroll changed.
  1657. }
  1658. return;
  1659. }
  1660. Ref<InputEventMouseMotion> mm = p_gui_input;
  1661. if (mm.is_valid()) {
  1662. Vector2i mpos = mm->get_position();
  1663. if (is_layout_rtl()) {
  1664. mpos.x = get_size().x - mpos.x;
  1665. }
  1666. if (mm->get_button_mask().has_flag(MouseButtonMask::LEFT) && get_viewport()->gui_get_drag_data() == Variant()) {
  1667. // Update if not in drag and drop.
  1668. _reset_caret_blink_timer();
  1669. if (draw_minimap && !dragging_selection) {
  1670. _update_minimap_drag();
  1671. }
  1672. if (!dragging_minimap && !has_ime_text()) {
  1673. switch (selecting_mode) {
  1674. case SelectionMode::SELECTION_MODE_POINTER: {
  1675. _update_selection_mode_pointer();
  1676. } break;
  1677. case SelectionMode::SELECTION_MODE_WORD: {
  1678. _update_selection_mode_word();
  1679. } break;
  1680. case SelectionMode::SELECTION_MODE_LINE: {
  1681. _update_selection_mode_line();
  1682. } break;
  1683. default: {
  1684. break;
  1685. }
  1686. }
  1687. }
  1688. }
  1689. // Check if user is hovering a different gutter, and update if yes.
  1690. Vector2i current_hovered_gutter = Vector2i(-1, -1);
  1691. int left_margin = theme_cache.style_normal->get_margin(SIDE_LEFT);
  1692. if (mpos.x <= left_margin + gutters_width + gutter_padding) {
  1693. int hovered_row = get_line_column_at_pos(mpos).y;
  1694. for (int i = 0; i < gutters.size(); i++) {
  1695. if (!gutters[i].draw || gutters[i].width <= 0) {
  1696. continue;
  1697. }
  1698. if (mpos.x >= left_margin && mpos.x < left_margin + gutters[i].width) {
  1699. // We are in this gutter i's horizontal area.
  1700. current_hovered_gutter = Vector2i(i, hovered_row);
  1701. break;
  1702. }
  1703. left_margin += gutters[i].width;
  1704. }
  1705. }
  1706. if (current_hovered_gutter != hovered_gutter) {
  1707. hovered_gutter = current_hovered_gutter;
  1708. queue_redraw();
  1709. }
  1710. if (drag_action && can_drop_data(mpos, get_viewport()->gui_get_drag_data())) {
  1711. apply_ime();
  1712. // Update drag and drop caret.
  1713. drag_caret_force_displayed = true;
  1714. Point2i pos = get_line_column_at_pos(get_local_mouse_pos());
  1715. if (drag_caret_index == -1) {
  1716. // Force create a new caret for drag and drop.
  1717. carets.push_back(Caret());
  1718. drag_caret_index = carets.size() - 1;
  1719. }
  1720. drag_caret_force_displayed = true;
  1721. set_caret_line(pos.y, false, true, -1, drag_caret_index);
  1722. set_caret_column(pos.x, true, drag_caret_index);
  1723. dragging_selection = true;
  1724. }
  1725. }
  1726. if (draw_minimap && !dragging_selection) {
  1727. _update_minimap_hover();
  1728. }
  1729. if (v_scroll->get_value() != prev_v_scroll || h_scroll->get_value() != prev_h_scroll) {
  1730. accept_event(); // Accept event if scroll changed.
  1731. }
  1732. Ref<InputEventKey> k = p_gui_input;
  1733. if (k.is_valid()) {
  1734. if (alt_input(p_gui_input)) {
  1735. accept_event();
  1736. return;
  1737. }
  1738. if (!k->is_pressed()) {
  1739. return;
  1740. }
  1741. // If a modifier has been pressed, and nothing else, return.
  1742. if (k->get_keycode() == Key::CTRL || k->get_keycode() == Key::ALT || k->get_keycode() == Key::SHIFT || k->get_keycode() == Key::META || k->get_keycode() == Key::CAPSLOCK) {
  1743. return;
  1744. }
  1745. _cancel_drag_and_drop_text();
  1746. _reset_caret_blink_timer();
  1747. // Allow unicode handling if:
  1748. // * No modifiers are pressed (except Shift and CapsLock)
  1749. bool allow_unicode_handling = !(k->is_ctrl_pressed() || k->is_alt_pressed() || k->is_meta_pressed());
  1750. // Check and handle all built-in shortcuts.
  1751. // NEWLINES.
  1752. if (k->is_action("ui_text_newline_above", true)) {
  1753. _new_line(false, true);
  1754. accept_event();
  1755. return;
  1756. }
  1757. if (k->is_action("ui_text_newline_blank", true)) {
  1758. _new_line(false);
  1759. accept_event();
  1760. return;
  1761. }
  1762. if (k->is_action("ui_text_newline", true)) {
  1763. _new_line();
  1764. accept_event();
  1765. return;
  1766. }
  1767. // BACKSPACE AND DELETE.
  1768. if (k->is_action("ui_text_backspace_all_to_left", true)) {
  1769. _do_backspace(false, true);
  1770. accept_event();
  1771. return;
  1772. }
  1773. if (k->is_action("ui_text_backspace_word", true)) {
  1774. _do_backspace(true);
  1775. accept_event();
  1776. return;
  1777. }
  1778. if (k->is_action("ui_text_backspace", true)) {
  1779. _do_backspace();
  1780. accept_event();
  1781. return;
  1782. }
  1783. if (k->is_action("ui_text_delete_all_to_right", true)) {
  1784. _delete(false, true);
  1785. accept_event();
  1786. return;
  1787. }
  1788. if (k->is_action("ui_text_delete_word", true)) {
  1789. _delete(true);
  1790. accept_event();
  1791. return;
  1792. }
  1793. if (k->is_action("ui_text_delete", true)) {
  1794. _delete();
  1795. accept_event();
  1796. return;
  1797. }
  1798. // SCROLLING.
  1799. if (k->is_action("ui_text_scroll_up", true)) {
  1800. _scroll_lines_up();
  1801. accept_event();
  1802. return;
  1803. }
  1804. if (k->is_action("ui_text_scroll_down", true)) {
  1805. _scroll_lines_down();
  1806. accept_event();
  1807. return;
  1808. }
  1809. if (is_shortcut_keys_enabled()) {
  1810. // SELECT ALL, SELECT WORD UNDER CARET, ADD SELECTION FOR NEXT OCCURRENCE, SKIP SELECTION FOR NEXT OCCURRENCE,
  1811. // CLEAR CARETS AND SELECTIONS, CUT, COPY, PASTE.
  1812. if (k->is_action("ui_text_select_all", true)) {
  1813. select_all();
  1814. accept_event();
  1815. return;
  1816. }
  1817. if (k->is_action("ui_text_select_word_under_caret", true)) {
  1818. select_word_under_caret();
  1819. accept_event();
  1820. return;
  1821. }
  1822. if (k->is_action("ui_text_add_selection_for_next_occurrence", true)) {
  1823. add_selection_for_next_occurrence();
  1824. accept_event();
  1825. return;
  1826. }
  1827. if (k->is_action("ui_text_skip_selection_for_next_occurrence", true)) {
  1828. skip_selection_for_next_occurrence();
  1829. accept_event();
  1830. return;
  1831. }
  1832. if (k->is_action("ui_text_clear_carets_and_selection", true)) {
  1833. // Since the default shortcut is ESC, accepts the event only if it's actually performed.
  1834. if (_clear_carets_and_selection()) {
  1835. accept_event();
  1836. return;
  1837. }
  1838. }
  1839. if (k->is_action("ui_cut", true)) {
  1840. cut();
  1841. accept_event();
  1842. return;
  1843. }
  1844. if (k->is_action("ui_copy", true)) {
  1845. copy();
  1846. accept_event();
  1847. return;
  1848. }
  1849. if (k->is_action("ui_paste", true)) {
  1850. paste();
  1851. accept_event();
  1852. return;
  1853. }
  1854. // UNDO/REDO.
  1855. if (k->is_action("ui_undo", true)) {
  1856. undo();
  1857. accept_event();
  1858. return;
  1859. }
  1860. if (k->is_action("ui_redo", true)) {
  1861. redo();
  1862. accept_event();
  1863. return;
  1864. }
  1865. if (k->is_action("ui_text_caret_add_below", true)) {
  1866. add_caret_at_carets(true);
  1867. accept_event();
  1868. return;
  1869. }
  1870. if (k->is_action("ui_text_caret_add_above", true)) {
  1871. add_caret_at_carets(false);
  1872. accept_event();
  1873. return;
  1874. }
  1875. }
  1876. // MISC.
  1877. if (k->is_action("ui_menu", true)) {
  1878. _push_current_op();
  1879. if (context_menu_enabled) {
  1880. _update_context_menu();
  1881. adjust_viewport_to_caret();
  1882. menu->set_position(get_screen_position() + get_caret_draw_pos());
  1883. menu->reset_size();
  1884. menu->popup();
  1885. menu->grab_focus();
  1886. }
  1887. accept_event();
  1888. return;
  1889. }
  1890. if (k->is_action("ui_text_toggle_insert_mode", true)) {
  1891. set_overtype_mode_enabled(!overtype_mode);
  1892. accept_event();
  1893. return;
  1894. }
  1895. if (k->is_action("ui_swap_input_direction", true)) {
  1896. _swap_current_input_direction();
  1897. accept_event();
  1898. return;
  1899. }
  1900. // CARET MOVEMENT
  1901. k = k->duplicate();
  1902. bool shift_pressed = k->is_shift_pressed();
  1903. // Remove shift or else actions will not match. Use above variable for selection.
  1904. k->set_shift_pressed(false);
  1905. // CARET MOVEMENT - LEFT, RIGHT.
  1906. if (k->is_action("ui_text_caret_word_left", true)) {
  1907. _move_caret_left(shift_pressed, true);
  1908. accept_event();
  1909. return;
  1910. }
  1911. if (k->is_action("ui_text_caret_left", true)) {
  1912. _move_caret_left(shift_pressed, false);
  1913. accept_event();
  1914. return;
  1915. }
  1916. if (k->is_action("ui_text_caret_word_right", true)) {
  1917. _move_caret_right(shift_pressed, true);
  1918. accept_event();
  1919. return;
  1920. }
  1921. if (k->is_action("ui_text_caret_right", true)) {
  1922. _move_caret_right(shift_pressed, false);
  1923. accept_event();
  1924. return;
  1925. }
  1926. // CARET MOVEMENT - UP, DOWN.
  1927. if (k->is_action("ui_text_caret_up", true)) {
  1928. _move_caret_up(shift_pressed);
  1929. accept_event();
  1930. return;
  1931. }
  1932. if (k->is_action("ui_text_caret_down", true)) {
  1933. _move_caret_down(shift_pressed);
  1934. accept_event();
  1935. return;
  1936. }
  1937. // CARET MOVEMENT - DOCUMENT START/END.
  1938. if (k->is_action("ui_text_caret_document_start", true)) { // && shift_pressed) {
  1939. _move_caret_document_start(shift_pressed);
  1940. accept_event();
  1941. return;
  1942. }
  1943. if (k->is_action("ui_text_caret_document_end", true)) { // && shift_pressed) {
  1944. _move_caret_document_end(shift_pressed);
  1945. accept_event();
  1946. return;
  1947. }
  1948. // CARET MOVEMENT - LINE START/END.
  1949. if (k->is_action("ui_text_caret_line_start", true)) {
  1950. _move_caret_to_line_start(shift_pressed);
  1951. accept_event();
  1952. return;
  1953. }
  1954. if (k->is_action("ui_text_caret_line_end", true)) {
  1955. _move_caret_to_line_end(shift_pressed);
  1956. accept_event();
  1957. return;
  1958. }
  1959. // CARET MOVEMENT - PAGE UP/DOWN.
  1960. if (k->is_action("ui_text_caret_page_up", true)) {
  1961. _move_caret_page_up(shift_pressed);
  1962. accept_event();
  1963. return;
  1964. }
  1965. if (k->is_action("ui_text_caret_page_down", true)) {
  1966. _move_caret_page_down(shift_pressed);
  1967. accept_event();
  1968. return;
  1969. }
  1970. // Handle tab as it has no set unicode value.
  1971. if (k->is_action("ui_text_indent", true)) {
  1972. if (editable) {
  1973. insert_text_at_caret("\t");
  1974. }
  1975. accept_event();
  1976. return;
  1977. }
  1978. // Handle Unicode (if no modifiers active).
  1979. if (allow_unicode_handling && editable && k->get_unicode() >= 32) {
  1980. handle_unicode_input(k->get_unicode());
  1981. accept_event();
  1982. return;
  1983. }
  1984. }
  1985. }
  1986. /* Input actions. */
  1987. void TextEdit::_swap_current_input_direction() {
  1988. if (input_direction == TEXT_DIRECTION_LTR) {
  1989. input_direction = TEXT_DIRECTION_RTL;
  1990. } else {
  1991. input_direction = TEXT_DIRECTION_LTR;
  1992. }
  1993. for (int i = 0; i < carets.size(); i++) {
  1994. set_caret_column(get_caret_column(i), i == 0, i);
  1995. }
  1996. queue_redraw();
  1997. }
  1998. void TextEdit::_new_line(bool p_split_current_line, bool p_above) {
  1999. if (!editable) {
  2000. return;
  2001. }
  2002. begin_complex_operation();
  2003. begin_multicaret_edit();
  2004. for (int i = 0; i < get_caret_count(); i++) {
  2005. if (multicaret_edit_ignore_caret(i)) {
  2006. continue;
  2007. }
  2008. if (p_split_current_line) {
  2009. insert_text_at_caret("\n", i);
  2010. } else {
  2011. int line = get_caret_line(i);
  2012. insert_text("\n", line, p_above ? 0 : text[line].length(), p_above, p_above);
  2013. deselect(i);
  2014. set_caret_line(p_above ? line : line + 1, false, true, -1, i);
  2015. set_caret_column(0, i == 0, i);
  2016. }
  2017. }
  2018. end_multicaret_edit();
  2019. end_complex_operation();
  2020. }
  2021. void TextEdit::_move_caret_left(bool p_select, bool p_move_by_word) {
  2022. _push_current_op();
  2023. for (int i = 0; i < get_caret_count(); i++) {
  2024. // Handle selection.
  2025. if (p_select) {
  2026. _pre_shift_selection(i);
  2027. } else if (has_selection(i) && !p_move_by_word) {
  2028. // If a selection is active, move caret to start of selection.
  2029. set_caret_line(get_selection_from_line(i), false, true, -1, i);
  2030. set_caret_column(get_selection_from_column(i), i == 0, i);
  2031. deselect(i);
  2032. continue;
  2033. } else {
  2034. deselect(i);
  2035. }
  2036. if (p_move_by_word) {
  2037. int cc = get_caret_column(i);
  2038. // If the caret is at the start of the line, and not on the first line, move it up to the end of the previous line.
  2039. if (cc == 0 && get_caret_line(i) > 0) {
  2040. set_caret_line(get_caret_line(i) - 1, false, true, -1, i);
  2041. set_caret_column(text[get_caret_line(i)].length(), i == 0, i);
  2042. } else {
  2043. PackedInt32Array words = TS->shaped_text_get_word_breaks(text.get_line_data(get_caret_line(i))->get_rid());
  2044. if (words.is_empty() || cc <= words[0]) {
  2045. // This solves the scenario where there are no words but glyfs that can be ignored.
  2046. cc = 0;
  2047. } else {
  2048. for (int j = words.size() - 2; j >= 0; j = j - 2) {
  2049. if (words[j] < cc) {
  2050. cc = words[j];
  2051. break;
  2052. }
  2053. }
  2054. }
  2055. set_caret_column(cc, i == 0, i);
  2056. }
  2057. } else {
  2058. // If the caret is at the start of the line, and not on the first line, move it up to the end of the previous line.
  2059. if (get_caret_column(i) == 0) {
  2060. if (get_caret_line(i) > 0) {
  2061. int new_caret_line = get_caret_line(i) - get_next_visible_line_offset_from(CLAMP(get_caret_line(i) - 1, 0, text.size() - 1), -1);
  2062. set_caret_line(new_caret_line, false, true, -1, i);
  2063. set_caret_column(text[get_caret_line(i)].length(), i == 0, i);
  2064. }
  2065. } else {
  2066. if (caret_mid_grapheme_enabled) {
  2067. set_caret_column(get_caret_column(i) - 1, i == 0, i);
  2068. } else {
  2069. set_caret_column(TS->shaped_text_prev_character_pos(text.get_line_data(get_caret_line(i))->get_rid(), get_caret_column(i)), i == 0, i);
  2070. }
  2071. }
  2072. }
  2073. }
  2074. merge_overlapping_carets();
  2075. }
  2076. void TextEdit::_move_caret_right(bool p_select, bool p_move_by_word) {
  2077. _push_current_op();
  2078. for (int i = 0; i < get_caret_count(); i++) {
  2079. // Handle selection.
  2080. if (p_select) {
  2081. _pre_shift_selection(i);
  2082. } else if (has_selection(i) && !p_move_by_word) {
  2083. // If a selection is active, move caret to end of selection.
  2084. set_caret_line(get_selection_to_line(i), false, true, -1, i);
  2085. set_caret_column(get_selection_to_column(i), i == 0, i);
  2086. deselect(i);
  2087. continue;
  2088. } else {
  2089. deselect(i);
  2090. }
  2091. if (p_move_by_word) {
  2092. int cc = get_caret_column(i);
  2093. // If the caret is at the end of the line, and not on the last line, move it down to the beginning of the next line.
  2094. if (cc == text[get_caret_line(i)].length() && get_caret_line(i) < text.size() - 1) {
  2095. set_caret_line(get_caret_line(i) + 1, false, true, -1, i);
  2096. set_caret_column(0, i == 0, i);
  2097. } else {
  2098. PackedInt32Array words = TS->shaped_text_get_word_breaks(text.get_line_data(get_caret_line(i))->get_rid());
  2099. if (words.is_empty() || cc >= words[words.size() - 1]) {
  2100. // This solves the scenario where there are no words but glyfs that can be ignored.
  2101. cc = text[get_caret_line(i)].length();
  2102. } else {
  2103. for (int j = 1; j < words.size(); j = j + 2) {
  2104. if (words[j] > cc) {
  2105. cc = words[j];
  2106. break;
  2107. }
  2108. }
  2109. }
  2110. set_caret_column(cc, i == 0, i);
  2111. }
  2112. } else {
  2113. // If we are at the end of the line, move the caret to the next line down.
  2114. if (get_caret_column(i) == text[get_caret_line(i)].length()) {
  2115. if (get_caret_line(i) < text.size() - 1) {
  2116. int new_caret_line = get_caret_line(i) + get_next_visible_line_offset_from(CLAMP(get_caret_line(i) + 1, 0, text.size() - 1), 1);
  2117. set_caret_line(new_caret_line, false, false, -1, i);
  2118. set_caret_column(0, i == 0, i);
  2119. }
  2120. } else {
  2121. if (caret_mid_grapheme_enabled) {
  2122. set_caret_column(get_caret_column(i) + 1, i == 0, i);
  2123. } else {
  2124. set_caret_column(TS->shaped_text_next_character_pos(text.get_line_data(get_caret_line(i))->get_rid(), get_caret_column(i)), i == 0, i);
  2125. }
  2126. }
  2127. }
  2128. }
  2129. merge_overlapping_carets();
  2130. }
  2131. void TextEdit::_move_caret_up(bool p_select) {
  2132. _push_current_op();
  2133. for (int i = 0; i < get_caret_count(); i++) {
  2134. if (p_select) {
  2135. _pre_shift_selection(i);
  2136. } else {
  2137. deselect(i);
  2138. }
  2139. int cur_wrap_index = get_caret_wrap_index(i);
  2140. if (cur_wrap_index > 0) {
  2141. set_caret_line(get_caret_line(i), true, false, cur_wrap_index - 1, i);
  2142. } else if (get_caret_line(i) == 0) {
  2143. set_caret_column(0, i == 0, i);
  2144. } else {
  2145. int new_line = get_caret_line(i) - get_next_visible_line_offset_from(get_caret_line(i) - 1, -1);
  2146. if (is_line_wrapped(new_line)) {
  2147. set_caret_line(new_line, i == 0, false, get_line_wrap_count(new_line), i);
  2148. } else {
  2149. set_caret_line(new_line, i == 0, false, 0, i);
  2150. }
  2151. }
  2152. }
  2153. merge_overlapping_carets();
  2154. }
  2155. void TextEdit::_move_caret_down(bool p_select) {
  2156. _push_current_op();
  2157. for (int i = 0; i < get_caret_count(); i++) {
  2158. if (p_select) {
  2159. _pre_shift_selection(i);
  2160. } else {
  2161. deselect(i);
  2162. }
  2163. int cur_wrap_index = get_caret_wrap_index(i);
  2164. if (cur_wrap_index < get_line_wrap_count(get_caret_line(i))) {
  2165. set_caret_line(get_caret_line(i), i == 0, false, cur_wrap_index + 1, i);
  2166. } else if (get_caret_line(i) == get_last_unhidden_line()) {
  2167. set_caret_column(text[get_caret_line(i)].length());
  2168. } else {
  2169. int new_line = get_caret_line(i) + get_next_visible_line_offset_from(CLAMP(get_caret_line(i) + 1, 0, text.size() - 1), 1);
  2170. set_caret_line(new_line, i == 0, false, 0, i);
  2171. }
  2172. }
  2173. merge_overlapping_carets();
  2174. }
  2175. void TextEdit::_move_caret_to_line_start(bool p_select) {
  2176. _push_current_op();
  2177. for (int i = 0; i < get_caret_count(); i++) {
  2178. if (p_select) {
  2179. _pre_shift_selection(i);
  2180. } else {
  2181. deselect(i);
  2182. }
  2183. // Move caret column to start of wrapped row and then to start of text.
  2184. Vector<String> rows = get_line_wrapped_text(get_caret_line(i));
  2185. int wi = get_caret_wrap_index(i);
  2186. int row_start_col = 0;
  2187. for (int j = 0; j < wi; j++) {
  2188. row_start_col += rows[j].length();
  2189. }
  2190. if (get_caret_column(i) == row_start_col || wi == 0) {
  2191. // Compute whitespace symbols sequence length.
  2192. int current_line_whitespace_len = get_first_non_whitespace_column(get_caret_line(i));
  2193. if (get_caret_column(i) == current_line_whitespace_len) {
  2194. set_caret_column(0, i == 0, i);
  2195. } else {
  2196. set_caret_column(current_line_whitespace_len, i == 0, i);
  2197. }
  2198. } else {
  2199. set_caret_column(row_start_col, i == 0, i);
  2200. }
  2201. }
  2202. merge_overlapping_carets();
  2203. }
  2204. void TextEdit::_move_caret_to_line_end(bool p_select) {
  2205. _push_current_op();
  2206. for (int i = 0; i < get_caret_count(); i++) {
  2207. if (p_select) {
  2208. _pre_shift_selection(i);
  2209. } else {
  2210. deselect(i);
  2211. }
  2212. // Move caret column to end of wrapped row and then to end of text.
  2213. Vector<String> rows = get_line_wrapped_text(get_caret_line(i));
  2214. int wi = get_caret_wrap_index(i);
  2215. int row_end_col = -1;
  2216. for (int j = 0; j < wi + 1; j++) {
  2217. row_end_col += rows[j].length();
  2218. }
  2219. if (wi == rows.size() - 1 || get_caret_column(i) == row_end_col) {
  2220. set_caret_column(text[get_caret_line(i)].length(), i == 0, i);
  2221. } else {
  2222. set_caret_column(row_end_col, i == 0, i);
  2223. }
  2224. }
  2225. merge_overlapping_carets();
  2226. }
  2227. void TextEdit::_move_caret_page_up(bool p_select) {
  2228. _push_current_op();
  2229. for (int i = 0; i < get_caret_count(); i++) {
  2230. if (p_select) {
  2231. _pre_shift_selection(i);
  2232. } else {
  2233. deselect(i);
  2234. }
  2235. Point2i next_line = get_next_visible_line_index_offset_from(get_caret_line(i), get_caret_wrap_index(i), -get_visible_line_count());
  2236. int n_line = get_caret_line(i) - next_line.x + 1;
  2237. set_caret_line(n_line, i == 0, false, next_line.y, i);
  2238. }
  2239. merge_overlapping_carets();
  2240. }
  2241. void TextEdit::_move_caret_page_down(bool p_select) {
  2242. _push_current_op();
  2243. for (int i = 0; i < get_caret_count(); i++) {
  2244. if (p_select) {
  2245. _pre_shift_selection(i);
  2246. } else {
  2247. deselect(i);
  2248. }
  2249. Point2i next_line = get_next_visible_line_index_offset_from(get_caret_line(i), get_caret_wrap_index(i), get_visible_line_count());
  2250. int n_line = get_caret_line(i) + next_line.x - 1;
  2251. set_caret_line(n_line, i == 0, false, next_line.y, i);
  2252. }
  2253. merge_overlapping_carets();
  2254. }
  2255. void TextEdit::_do_backspace(bool p_word, bool p_all_to_left) {
  2256. if (!editable) {
  2257. return;
  2258. }
  2259. start_action(EditAction::ACTION_BACKSPACE);
  2260. begin_multicaret_edit();
  2261. Vector<int> sorted_carets = get_sorted_carets();
  2262. sorted_carets.reverse();
  2263. for (int i = 0; i < sorted_carets.size(); i++) {
  2264. int caret_index = sorted_carets[i];
  2265. if (multicaret_edit_ignore_caret(caret_index)) {
  2266. continue;
  2267. }
  2268. if (get_caret_column(caret_index) == 0 && get_caret_line(caret_index) == 0 && !has_selection(caret_index)) {
  2269. continue;
  2270. }
  2271. if (has_selection(caret_index) || (!p_all_to_left && !p_word) || get_caret_column(caret_index) == 0) {
  2272. backspace(caret_index);
  2273. continue;
  2274. }
  2275. if (p_all_to_left) {
  2276. // Remove everything to left of caret to the start of the line.
  2277. int caret_current_column = get_caret_column(caret_index);
  2278. _remove_text(get_caret_line(caret_index), 0, get_caret_line(caret_index), caret_current_column);
  2279. collapse_carets(get_caret_line(caret_index), 0, get_caret_line(caret_index), caret_current_column);
  2280. set_caret_column(0, caret_index == 0, caret_index);
  2281. _offset_carets_after(get_caret_line(caret_index), caret_current_column, get_caret_line(caret_index), 0);
  2282. continue;
  2283. }
  2284. if (p_word) {
  2285. // Remove text to the start of the word left of the caret.
  2286. int from_column = get_caret_column(caret_index);
  2287. int column = get_caret_column(caret_index);
  2288. // Check for the case "<word><space><caret>" and ignore the space.
  2289. // No need to check for column being 0 since it is checked above.
  2290. if (is_whitespace(text[get_caret_line(caret_index)][get_caret_column(caret_index) - 1])) {
  2291. column -= 1;
  2292. }
  2293. // Get a list with the indices of the word bounds of the given text line.
  2294. const PackedInt32Array words = TS->shaped_text_get_word_breaks(text.get_line_data(get_caret_line(caret_index))->get_rid());
  2295. if (words.is_empty() || column <= words[0]) {
  2296. // If "words" is empty, meaning no words are left, we can remove everything until the beginning of the line.
  2297. column = 0;
  2298. } else {
  2299. // Otherwise search for the first word break that is smaller than the index from we're currently deleting.
  2300. for (int c = words.size() - 2; c >= 0; c = c - 2) {
  2301. if (words[c] < column) {
  2302. column = words[c];
  2303. break;
  2304. }
  2305. }
  2306. }
  2307. _remove_text(get_caret_line(caret_index), column, get_caret_line(caret_index), from_column);
  2308. collapse_carets(get_caret_line(caret_index), column, get_caret_line(caret_index), from_column);
  2309. set_caret_column(column, caret_index == 0, caret_index);
  2310. _offset_carets_after(get_caret_line(caret_index), from_column, get_caret_line(caret_index), column);
  2311. }
  2312. }
  2313. end_multicaret_edit();
  2314. end_action();
  2315. }
  2316. void TextEdit::_delete(bool p_word, bool p_all_to_right) {
  2317. if (!editable) {
  2318. return;
  2319. }
  2320. start_action(EditAction::ACTION_DELETE);
  2321. begin_multicaret_edit();
  2322. Vector<int> sorted_carets = get_sorted_carets();
  2323. for (int i = 0; i < sorted_carets.size(); i++) {
  2324. int caret_index = sorted_carets[i];
  2325. if (multicaret_edit_ignore_caret(caret_index)) {
  2326. continue;
  2327. }
  2328. if (has_selection(caret_index)) {
  2329. delete_selection(caret_index);
  2330. continue;
  2331. }
  2332. int curline_len = text[get_caret_line(caret_index)].length();
  2333. if (get_caret_line(caret_index) == text.size() - 1 && get_caret_column(caret_index) == curline_len) {
  2334. continue; // Last line, last column: Nothing to do.
  2335. }
  2336. int next_line = get_caret_column(caret_index) < curline_len ? get_caret_line(caret_index) : get_caret_line(caret_index) + 1;
  2337. int next_column;
  2338. if (p_all_to_right) {
  2339. if (get_caret_column(caret_index) == curline_len) {
  2340. continue;
  2341. }
  2342. // Delete everything to right of caret.
  2343. next_column = curline_len;
  2344. next_line = get_caret_line(caret_index);
  2345. } else if (p_word && get_caret_column(caret_index) < curline_len - 1) {
  2346. // Delete next word to right of caret.
  2347. int line = get_caret_line(caret_index);
  2348. int column = get_caret_column(caret_index);
  2349. PackedInt32Array words = TS->shaped_text_get_word_breaks(text.get_line_data(line)->get_rid());
  2350. for (int j = 1; j < words.size(); j = j + 2) {
  2351. if (words[j] > column) {
  2352. column = words[j];
  2353. break;
  2354. }
  2355. }
  2356. next_line = line;
  2357. next_column = column;
  2358. } else {
  2359. // Delete one character.
  2360. if (caret_mid_grapheme_enabled) {
  2361. next_column = get_caret_column(caret_index) < curline_len ? (get_caret_column(caret_index) + 1) : 0;
  2362. } else {
  2363. next_column = get_caret_column(caret_index) < curline_len ? TS->shaped_text_next_character_pos(text.get_line_data(get_caret_line(caret_index))->get_rid(), (get_caret_column(caret_index))) : 0;
  2364. }
  2365. }
  2366. _remove_text(get_caret_line(caret_index), get_caret_column(caret_index), next_line, next_column);
  2367. collapse_carets(get_caret_line(caret_index), get_caret_column(caret_index), next_line, next_column);
  2368. _offset_carets_after(next_line, next_column, get_caret_line(caret_index), get_caret_column(caret_index));
  2369. }
  2370. end_multicaret_edit();
  2371. end_action();
  2372. }
  2373. void TextEdit::_move_caret_document_start(bool p_select) {
  2374. remove_secondary_carets();
  2375. if (p_select) {
  2376. _pre_shift_selection(0);
  2377. } else {
  2378. deselect();
  2379. }
  2380. set_caret_line(0, false, true, -1);
  2381. set_caret_column(0);
  2382. }
  2383. void TextEdit::_move_caret_document_end(bool p_select) {
  2384. remove_secondary_carets();
  2385. if (p_select) {
  2386. _pre_shift_selection(0);
  2387. } else {
  2388. deselect();
  2389. }
  2390. set_caret_line(get_last_unhidden_line(), true, false, -1);
  2391. set_caret_column(text[get_caret_line()].length());
  2392. }
  2393. bool TextEdit::_clear_carets_and_selection() {
  2394. _push_current_op();
  2395. if (get_caret_count() > 1) {
  2396. remove_secondary_carets();
  2397. return true;
  2398. }
  2399. if (has_selection()) {
  2400. deselect();
  2401. return true;
  2402. }
  2403. return false;
  2404. }
  2405. void TextEdit::_update_placeholder() {
  2406. if (theme_cache.font.is_null() || theme_cache.font_size <= 0) {
  2407. return; // Not in tree?
  2408. }
  2409. const String placeholder_translated = atr(placeholder_text);
  2410. // Placeholder is generally smaller then text documents, and updates less so this should be fast enough for now.
  2411. placeholder_data_buf->clear();
  2412. placeholder_data_buf->set_width(text.get_width());
  2413. BitField<TextServer::LineBreakFlag> flags = text.get_brk_flags();
  2414. if (text.is_indent_wrapped_lines()) {
  2415. flags.set_flag(TextServer::BREAK_TRIM_INDENT);
  2416. }
  2417. placeholder_data_buf->set_break_flags(flags);
  2418. if (text_direction == Control::TEXT_DIRECTION_INHERITED) {
  2419. placeholder_data_buf->set_direction(is_layout_rtl() ? TextServer::DIRECTION_RTL : TextServer::DIRECTION_LTR);
  2420. } else {
  2421. placeholder_data_buf->set_direction((TextServer::Direction)text_direction);
  2422. }
  2423. placeholder_data_buf->set_preserve_control(draw_control_chars);
  2424. placeholder_data_buf->add_string(placeholder_translated, theme_cache.font, theme_cache.font_size, language);
  2425. placeholder_bidi_override = structured_text_parser(st_parser, st_args, placeholder_translated);
  2426. if (placeholder_bidi_override.is_empty()) {
  2427. TS->shaped_text_set_bidi_override(placeholder_data_buf->get_rid(), placeholder_bidi_override);
  2428. }
  2429. if (get_tab_size() > 0) {
  2430. Vector<float> tabs;
  2431. tabs.push_back(theme_cache.font->get_char_size(' ', theme_cache.font_size).width * get_tab_size());
  2432. placeholder_data_buf->tab_align(tabs);
  2433. }
  2434. // Update height.
  2435. const int wrap_amount = placeholder_data_buf->get_line_count() - 1;
  2436. placeholder_line_height = theme_cache.font->get_height(theme_cache.font_size);
  2437. for (int i = 0; i <= wrap_amount; i++) {
  2438. placeholder_line_height = MAX(placeholder_line_height, placeholder_data_buf->get_line_size(i).y);
  2439. }
  2440. // Update width.
  2441. placeholder_max_width = placeholder_data_buf->get_size().x;
  2442. // Update wrapped rows.
  2443. placeholder_wraped_rows.clear();
  2444. for (int i = 0; i <= wrap_amount; i++) {
  2445. Vector2i line_range = placeholder_data_buf->get_line_range(i);
  2446. placeholder_wraped_rows.push_back(placeholder_translated.substr(line_range.x, line_range.y - line_range.x));
  2447. }
  2448. }
  2449. void TextEdit::_update_theme_item_cache() {
  2450. Control::_update_theme_item_cache();
  2451. theme_cache.base_scale = get_theme_default_base_scale();
  2452. use_selected_font_color = theme_cache.font_selected_color != Color(0, 0, 0, 0);
  2453. if (text.get_line_height() + theme_cache.line_spacing < 1) {
  2454. WARN_PRINT("Line height is too small, please increase font_size and/or line_spacing");
  2455. }
  2456. }
  2457. void TextEdit::_update_caches() {
  2458. /* Text properties. */
  2459. TextServer::Direction dir;
  2460. if (text_direction == Control::TEXT_DIRECTION_INHERITED) {
  2461. dir = is_layout_rtl() ? TextServer::DIRECTION_RTL : TextServer::DIRECTION_LTR;
  2462. } else {
  2463. dir = (TextServer::Direction)text_direction;
  2464. }
  2465. text.set_direction_and_language(dir, (!language.is_empty()) ? language : TranslationServer::get_singleton()->get_tool_locale());
  2466. text.set_draw_control_chars(draw_control_chars);
  2467. text.set_font(theme_cache.font);
  2468. text.set_font_size(theme_cache.font_size);
  2469. text.invalidate_font();
  2470. _update_placeholder();
  2471. /* Syntax highlighting. */
  2472. if (syntax_highlighter.is_valid()) {
  2473. syntax_highlighter->set_text_edit(this);
  2474. }
  2475. }
  2476. void TextEdit::_close_ime_window() {
  2477. if (get_viewport()->get_window_id() == DisplayServer::INVALID_WINDOW_ID || !DisplayServer::get_singleton()->has_feature(DisplayServer::FEATURE_IME)) {
  2478. return;
  2479. }
  2480. DisplayServer::get_singleton()->window_set_ime_position(Point2(), get_viewport()->get_window_id());
  2481. DisplayServer::get_singleton()->window_set_ime_active(false, get_viewport()->get_window_id());
  2482. }
  2483. void TextEdit::_update_ime_window_position() {
  2484. if (get_viewport()->get_window_id() == DisplayServer::INVALID_WINDOW_ID || !DisplayServer::get_singleton()->has_feature(DisplayServer::FEATURE_IME)) {
  2485. return;
  2486. }
  2487. DisplayServer::get_singleton()->window_set_ime_active(true, get_viewport()->get_window_id());
  2488. Point2 pos = get_global_position() + get_caret_draw_pos();
  2489. if (get_window()->get_embedder()) {
  2490. pos += get_viewport()->get_popup_base_transform().get_origin();
  2491. }
  2492. // The window will move to the updated position the next time the IME is updated, not immediately.
  2493. DisplayServer::get_singleton()->window_set_ime_position(pos, get_viewport()->get_window_id());
  2494. }
  2495. void TextEdit::_update_ime_text() {
  2496. if (has_ime_text()) {
  2497. // Update text to visually include IME text.
  2498. for (int i = 0; i < get_caret_count(); i++) {
  2499. String text_with_ime = text[get_caret_line(i)].substr(0, get_caret_column(i)) + ime_text + text[get_caret_line(i)].substr(get_caret_column(i), text[get_caret_line(i)].length());
  2500. text.invalidate_cache(get_caret_line(i), get_caret_column(i), true, text_with_ime, structured_text_parser(st_parser, st_args, text_with_ime));
  2501. }
  2502. } else {
  2503. // Reset text.
  2504. for (int i = 0; i < get_caret_count(); i++) {
  2505. text.invalidate_cache(get_caret_line(i), get_caret_column(i), true);
  2506. }
  2507. }
  2508. queue_redraw();
  2509. }
  2510. /* General overrides. */
  2511. Size2 TextEdit::get_minimum_size() const {
  2512. Size2 size = theme_cache.style_normal->get_minimum_size();
  2513. if (fit_content_height) {
  2514. size.y += content_height_cache;
  2515. }
  2516. return size;
  2517. }
  2518. bool TextEdit::is_text_field() const {
  2519. return true;
  2520. }
  2521. Variant TextEdit::get_drag_data(const Point2 &p_point) {
  2522. Variant ret = Control::get_drag_data(p_point);
  2523. if (ret != Variant()) {
  2524. return ret;
  2525. }
  2526. if (has_selection() && selection_drag_attempt) {
  2527. String t = get_selected_text();
  2528. Label *l = memnew(Label);
  2529. l->set_text(t);
  2530. set_drag_preview(l);
  2531. return t;
  2532. }
  2533. return Variant();
  2534. }
  2535. bool TextEdit::can_drop_data(const Point2 &p_point, const Variant &p_data) const {
  2536. bool drop_override = Control::can_drop_data(p_point, p_data); // In case user wants to drop custom data.
  2537. if (drop_override) {
  2538. return drop_override;
  2539. }
  2540. return is_editable() && p_data.get_type() == Variant::STRING;
  2541. }
  2542. void TextEdit::drop_data(const Point2 &p_point, const Variant &p_data) {
  2543. Control::drop_data(p_point, p_data);
  2544. if (p_data.get_type() == Variant::STRING && is_editable()) {
  2545. Point2i pos = get_line_column_at_pos(get_local_mouse_pos());
  2546. int drop_at_line = pos.y;
  2547. int drop_at_column = pos.x;
  2548. int selection_index = get_selection_at_line_column(drop_at_line, drop_at_column, !Input::get_singleton()->is_key_pressed(Key::CMD_OR_CTRL));
  2549. // Remove drag caret before the complex operation starts so it won't appear in undo.
  2550. remove_caret(drag_caret_index);
  2551. if (selection_drag_attempt && selection_index >= 0 && selection_index == drag_and_drop_origin_caret_index) {
  2552. // Dropped onto original selection, do nothing.
  2553. selection_drag_attempt = false;
  2554. return;
  2555. }
  2556. begin_complex_operation();
  2557. begin_multicaret_edit();
  2558. if (selection_drag_attempt) {
  2559. // Drop from self.
  2560. selection_drag_attempt = false;
  2561. if (!Input::get_singleton()->is_key_pressed(Key::CMD_OR_CTRL)) {
  2562. // Delete all selections.
  2563. int temp_caret = add_caret(drop_at_line, drop_at_column);
  2564. delete_selection();
  2565. // Use a temporary caret to update the drop at position.
  2566. drop_at_line = get_caret_line(temp_caret);
  2567. drop_at_column = get_caret_column(temp_caret);
  2568. }
  2569. }
  2570. remove_secondary_carets();
  2571. deselect();
  2572. // Insert the dragged text.
  2573. set_caret_line(drop_at_line, true, false, -1);
  2574. set_caret_column(drop_at_column);
  2575. insert_text_at_caret(p_data);
  2576. select(drop_at_line, drop_at_column, get_caret_line(), get_caret_column());
  2577. grab_focus();
  2578. adjust_viewport_to_caret();
  2579. end_multicaret_edit();
  2580. end_complex_operation();
  2581. }
  2582. }
  2583. Control::CursorShape TextEdit::get_cursor_shape(const Point2 &p_pos) const {
  2584. Point2i pos = get_line_column_at_pos(p_pos);
  2585. int row = pos.y;
  2586. int left_margin = theme_cache.style_normal->get_margin(SIDE_LEFT);
  2587. int gutter = left_margin + gutters_width;
  2588. if (p_pos.x < gutter) {
  2589. for (int i = 0; i < gutters.size(); i++) {
  2590. if (!gutters[i].draw) {
  2591. continue;
  2592. }
  2593. if (p_pos.x >= left_margin && p_pos.x < left_margin + gutters[i].width) {
  2594. if (gutters[i].clickable || is_line_gutter_clickable(row, i)) {
  2595. return CURSOR_POINTING_HAND;
  2596. }
  2597. }
  2598. left_margin += gutters[i].width;
  2599. }
  2600. return CURSOR_ARROW;
  2601. }
  2602. int xmargin_end = get_size().width - theme_cache.style_normal->get_margin(SIDE_RIGHT);
  2603. if (draw_minimap && p_pos.x > xmargin_end - minimap_width && p_pos.x <= xmargin_end) {
  2604. return CURSOR_ARROW;
  2605. }
  2606. return get_default_cursor_shape();
  2607. }
  2608. String TextEdit::get_tooltip(const Point2 &p_pos) const {
  2609. if (!tooltip_callback.is_valid()) {
  2610. return Control::get_tooltip(p_pos);
  2611. }
  2612. Point2i pos = get_line_column_at_pos(p_pos);
  2613. int row = pos.y;
  2614. int col = pos.x;
  2615. String s = text[row];
  2616. if (s.length() == 0) {
  2617. return Control::get_tooltip(p_pos);
  2618. }
  2619. int beg, end;
  2620. if (select_word(s, col, beg, end)) {
  2621. Variant args[1] = { s.substr(beg, end - beg) };
  2622. const Variant *argp[] = { &args[0] };
  2623. Callable::CallError ce;
  2624. Variant ret;
  2625. tooltip_callback.callp(argp, 1, ret, ce);
  2626. ERR_FAIL_COND_V_MSG(ce.error != Callable::CallError::CALL_OK, "", "Failed to call custom tooltip.");
  2627. return ret;
  2628. }
  2629. return Control::get_tooltip(p_pos);
  2630. }
  2631. void TextEdit::set_tooltip_request_func(const Callable &p_tooltip_callback) {
  2632. tooltip_callback = p_tooltip_callback;
  2633. }
  2634. /* Text */
  2635. // Text properties.
  2636. bool TextEdit::has_ime_text() const {
  2637. return !ime_text.is_empty();
  2638. }
  2639. void TextEdit::cancel_ime() {
  2640. if (!has_ime_text()) {
  2641. return;
  2642. }
  2643. ime_text = String();
  2644. ime_selection = Point2();
  2645. _close_ime_window();
  2646. _update_ime_text();
  2647. }
  2648. void TextEdit::apply_ime() {
  2649. if (!has_ime_text()) {
  2650. return;
  2651. }
  2652. // Force apply the current IME text.
  2653. String insert_ime_text = ime_text;
  2654. cancel_ime();
  2655. insert_text_at_caret(insert_ime_text);
  2656. }
  2657. void TextEdit::set_editable(const bool p_editable) {
  2658. if (editable == p_editable) {
  2659. return;
  2660. }
  2661. editable = p_editable;
  2662. queue_redraw();
  2663. }
  2664. bool TextEdit::is_editable() const {
  2665. return editable;
  2666. }
  2667. void TextEdit::set_text_direction(Control::TextDirection p_text_direction) {
  2668. ERR_FAIL_COND((int)p_text_direction < -1 || (int)p_text_direction > 3);
  2669. if (text_direction != p_text_direction) {
  2670. text_direction = p_text_direction;
  2671. if (text_direction != TEXT_DIRECTION_AUTO && text_direction != TEXT_DIRECTION_INHERITED) {
  2672. input_direction = text_direction;
  2673. }
  2674. TextServer::Direction dir;
  2675. if (text_direction == Control::TEXT_DIRECTION_INHERITED) {
  2676. dir = is_layout_rtl() ? TextServer::DIRECTION_RTL : TextServer::DIRECTION_LTR;
  2677. } else {
  2678. dir = (TextServer::Direction)text_direction;
  2679. }
  2680. text.set_direction_and_language(dir, (!language.is_empty()) ? language : TranslationServer::get_singleton()->get_tool_locale());
  2681. text.invalidate_font();
  2682. _update_placeholder();
  2683. if (menu_dir) {
  2684. menu_dir->set_item_checked(menu_dir->get_item_index(MENU_DIR_INHERITED), text_direction == TEXT_DIRECTION_INHERITED);
  2685. menu_dir->set_item_checked(menu_dir->get_item_index(MENU_DIR_AUTO), text_direction == TEXT_DIRECTION_AUTO);
  2686. menu_dir->set_item_checked(menu_dir->get_item_index(MENU_DIR_LTR), text_direction == TEXT_DIRECTION_LTR);
  2687. menu_dir->set_item_checked(menu_dir->get_item_index(MENU_DIR_RTL), text_direction == TEXT_DIRECTION_RTL);
  2688. }
  2689. queue_redraw();
  2690. }
  2691. }
  2692. Control::TextDirection TextEdit::get_text_direction() const {
  2693. return text_direction;
  2694. }
  2695. void TextEdit::set_language(const String &p_language) {
  2696. if (language != p_language) {
  2697. language = p_language;
  2698. TextServer::Direction dir;
  2699. if (text_direction == Control::TEXT_DIRECTION_INHERITED) {
  2700. dir = is_layout_rtl() ? TextServer::DIRECTION_RTL : TextServer::DIRECTION_LTR;
  2701. } else {
  2702. dir = (TextServer::Direction)text_direction;
  2703. }
  2704. text.set_direction_and_language(dir, (!language.is_empty()) ? language : TranslationServer::get_singleton()->get_tool_locale());
  2705. text.invalidate_all();
  2706. _update_placeholder();
  2707. queue_redraw();
  2708. }
  2709. }
  2710. String TextEdit::get_language() const {
  2711. return language;
  2712. }
  2713. void TextEdit::set_structured_text_bidi_override(TextServer::StructuredTextParser p_parser) {
  2714. if (st_parser != p_parser) {
  2715. st_parser = p_parser;
  2716. for (int i = 0; i < text.size(); i++) {
  2717. text.set(i, text[i], structured_text_parser(st_parser, st_args, text[i]));
  2718. }
  2719. queue_redraw();
  2720. }
  2721. }
  2722. TextServer::StructuredTextParser TextEdit::get_structured_text_bidi_override() const {
  2723. return st_parser;
  2724. }
  2725. void TextEdit::set_structured_text_bidi_override_options(Array p_args) {
  2726. if (st_args == p_args) {
  2727. return;
  2728. }
  2729. st_args = p_args;
  2730. for (int i = 0; i < text.size(); i++) {
  2731. text.set(i, text[i], structured_text_parser(st_parser, st_args, text[i]));
  2732. }
  2733. queue_redraw();
  2734. }
  2735. Array TextEdit::get_structured_text_bidi_override_options() const {
  2736. return st_args;
  2737. }
  2738. void TextEdit::set_tab_size(const int p_size) {
  2739. ERR_FAIL_COND_MSG(p_size <= 0, "Tab size must be greater than 0.");
  2740. if (p_size == text.get_tab_size()) {
  2741. return;
  2742. }
  2743. text.set_tab_size(p_size);
  2744. text.invalidate_all_lines();
  2745. _update_placeholder();
  2746. queue_redraw();
  2747. }
  2748. int TextEdit::get_tab_size() const {
  2749. return text.get_tab_size();
  2750. }
  2751. void TextEdit::set_indent_wrapped_lines(bool p_enabled) {
  2752. if (text.is_indent_wrapped_lines() == p_enabled) {
  2753. return;
  2754. }
  2755. text.set_indent_wrapped_lines(p_enabled);
  2756. text.invalidate_all_lines();
  2757. _update_placeholder();
  2758. queue_redraw();
  2759. }
  2760. bool TextEdit::is_indent_wrapped_lines() const {
  2761. return text.is_indent_wrapped_lines();
  2762. }
  2763. // User controls
  2764. void TextEdit::set_overtype_mode_enabled(const bool p_enabled) {
  2765. if (overtype_mode == p_enabled) {
  2766. return;
  2767. }
  2768. overtype_mode = p_enabled;
  2769. queue_redraw();
  2770. }
  2771. bool TextEdit::is_overtype_mode_enabled() const {
  2772. return overtype_mode;
  2773. }
  2774. void TextEdit::set_context_menu_enabled(bool p_enabled) {
  2775. context_menu_enabled = p_enabled;
  2776. }
  2777. bool TextEdit::is_context_menu_enabled() const {
  2778. return context_menu_enabled;
  2779. }
  2780. void TextEdit::set_shortcut_keys_enabled(bool p_enabled) {
  2781. shortcut_keys_enabled = p_enabled;
  2782. }
  2783. bool TextEdit::is_shortcut_keys_enabled() const {
  2784. return shortcut_keys_enabled;
  2785. }
  2786. void TextEdit::set_virtual_keyboard_enabled(bool p_enabled) {
  2787. virtual_keyboard_enabled = p_enabled;
  2788. }
  2789. bool TextEdit::is_virtual_keyboard_enabled() const {
  2790. return virtual_keyboard_enabled;
  2791. }
  2792. void TextEdit::set_middle_mouse_paste_enabled(bool p_enabled) {
  2793. middle_mouse_paste_enabled = p_enabled;
  2794. }
  2795. bool TextEdit::is_middle_mouse_paste_enabled() const {
  2796. return middle_mouse_paste_enabled;
  2797. }
  2798. // Text manipulation
  2799. void TextEdit::clear() {
  2800. setting_text = true;
  2801. _clear();
  2802. setting_text = false;
  2803. emit_signal(SNAME("text_set"));
  2804. }
  2805. void TextEdit::_clear() {
  2806. if (editable && undo_enabled) {
  2807. remove_secondary_carets();
  2808. _move_caret_document_start(false);
  2809. begin_complex_operation();
  2810. _remove_text(0, 0, MAX(0, get_line_count() - 1), MAX(get_line(MAX(get_line_count() - 1, 0)).size() - 1, 0));
  2811. insert_text_at_caret("");
  2812. text.clear();
  2813. end_complex_operation();
  2814. return;
  2815. }
  2816. // Cannot merge with above, as we are not part of the tree on creation.
  2817. int old_text_size = text.size();
  2818. clear_undo_history();
  2819. text.clear();
  2820. remove_secondary_carets();
  2821. set_caret_line(0, false, true, -1);
  2822. set_caret_column(0);
  2823. first_visible_col = 0;
  2824. first_visible_line = 0;
  2825. first_visible_line_wrap_ofs = 0;
  2826. carets.write[0].last_fit_x = 0;
  2827. deselect();
  2828. emit_signal(SNAME("lines_edited_from"), old_text_size, 0);
  2829. }
  2830. void TextEdit::set_text(const String &p_text) {
  2831. setting_text = true;
  2832. if (!undo_enabled) {
  2833. _clear();
  2834. insert_text_at_caret(p_text);
  2835. }
  2836. if (undo_enabled) {
  2837. remove_secondary_carets();
  2838. set_caret_line(0);
  2839. set_caret_column(0);
  2840. begin_complex_operation();
  2841. deselect();
  2842. _remove_text(0, 0, MAX(0, get_line_count() - 1), MAX(get_line(MAX(get_line_count() - 1, 0)).size() - 1, 0));
  2843. insert_text_at_caret(p_text);
  2844. end_complex_operation();
  2845. }
  2846. set_caret_line(0);
  2847. set_caret_column(0);
  2848. queue_redraw();
  2849. setting_text = false;
  2850. emit_signal(SNAME("text_set"));
  2851. }
  2852. String TextEdit::get_text() const {
  2853. StringBuilder ret_text;
  2854. const int text_size = text.size();
  2855. for (int i = 0; i < text_size; i++) {
  2856. ret_text += text[i];
  2857. if (i != text_size - 1) {
  2858. ret_text += "\n";
  2859. }
  2860. }
  2861. return ret_text.as_string();
  2862. }
  2863. int TextEdit::get_line_count() const {
  2864. return text.size();
  2865. }
  2866. void TextEdit::set_placeholder(const String &p_text) {
  2867. if (placeholder_text == p_text) {
  2868. return;
  2869. }
  2870. placeholder_text = p_text;
  2871. _update_placeholder();
  2872. queue_redraw();
  2873. }
  2874. String TextEdit::get_placeholder() const {
  2875. return placeholder_text;
  2876. }
  2877. void TextEdit::set_line(int p_line, const String &p_new_text) {
  2878. if (p_line < 0 || p_line >= text.size()) {
  2879. return;
  2880. }
  2881. begin_complex_operation();
  2882. int old_column = text[p_line].length();
  2883. // Set the affected carets column to update their last offset x.
  2884. for (int i = 0; i < get_caret_count(); i++) {
  2885. if (_is_line_col_in_range(get_caret_line(i), get_caret_column(i), p_line, 0, p_line, old_column)) {
  2886. set_caret_column(get_caret_column(i), false, i);
  2887. }
  2888. if (has_selection(i) && _is_line_col_in_range(get_selection_origin_line(i), get_selection_origin_column(i), p_line, 0, p_line, old_column)) {
  2889. set_selection_origin_column(get_selection_origin_column(i), i);
  2890. }
  2891. }
  2892. _remove_text(p_line, 0, p_line, old_column);
  2893. int new_line, new_column;
  2894. _insert_text(p_line, 0, p_new_text, &new_line, &new_column);
  2895. // Don't offset carets that were on the old line.
  2896. _offset_carets_after(p_line, old_column, new_line, new_column, false, false);
  2897. // Set the caret lines to update the column to match visually.
  2898. for (int i = 0; i < get_caret_count(); i++) {
  2899. if (_is_line_col_in_range(get_caret_line(i), get_caret_column(i), p_line, 0, p_line, old_column)) {
  2900. set_caret_line(get_caret_line(i), false, true, 0, i);
  2901. }
  2902. if (has_selection(i) && _is_line_col_in_range(get_selection_origin_line(i), get_selection_origin_column(i), p_line, 0, p_line, old_column)) {
  2903. set_selection_origin_line(get_selection_origin_line(i), true, 0, i);
  2904. }
  2905. }
  2906. merge_overlapping_carets();
  2907. end_complex_operation();
  2908. }
  2909. String TextEdit::get_line(int p_line) const {
  2910. if (p_line < 0 || p_line >= text.size()) {
  2911. return "";
  2912. }
  2913. return text[p_line];
  2914. }
  2915. int TextEdit::get_line_width(int p_line, int p_wrap_index) const {
  2916. ERR_FAIL_INDEX_V(p_line, text.size(), 0);
  2917. ERR_FAIL_COND_V(p_wrap_index > get_line_wrap_count(p_line), 0);
  2918. return text.get_line_width(p_line, p_wrap_index);
  2919. }
  2920. int TextEdit::get_line_height() const {
  2921. return MAX(text.get_line_height() + theme_cache.line_spacing, 1);
  2922. }
  2923. int TextEdit::get_indent_level(int p_line) const {
  2924. ERR_FAIL_INDEX_V(p_line, text.size(), 0);
  2925. int tab_count = 0;
  2926. int whitespace_count = 0;
  2927. int line_length = text[p_line].size();
  2928. for (int i = 0; i < line_length - 1; i++) {
  2929. if (text[p_line][i] == '\t') {
  2930. tab_count++;
  2931. } else if (text[p_line][i] == ' ') {
  2932. whitespace_count++;
  2933. } else {
  2934. break;
  2935. }
  2936. }
  2937. return tab_count * text.get_tab_size() + whitespace_count;
  2938. }
  2939. int TextEdit::get_first_non_whitespace_column(int p_line) const {
  2940. ERR_FAIL_INDEX_V(p_line, text.size(), 0);
  2941. int col = 0;
  2942. while (col < text[p_line].length() && is_whitespace(text[p_line][col])) {
  2943. col++;
  2944. }
  2945. return col;
  2946. }
  2947. void TextEdit::swap_lines(int p_from_line, int p_to_line) {
  2948. ERR_FAIL_INDEX(p_from_line, text.size());
  2949. ERR_FAIL_INDEX(p_to_line, text.size());
  2950. if (p_from_line == p_to_line) {
  2951. return;
  2952. }
  2953. String from_line_text = get_line(p_from_line);
  2954. String to_line_text = get_line(p_to_line);
  2955. begin_complex_operation();
  2956. begin_multicaret_edit();
  2957. // Don't use set_line to avoid clamping and updating carets.
  2958. _remove_text(p_to_line, 0, p_to_line, text[p_to_line].length());
  2959. _insert_text(p_to_line, 0, from_line_text);
  2960. _remove_text(p_from_line, 0, p_from_line, text[p_from_line].length());
  2961. _insert_text(p_from_line, 0, to_line_text);
  2962. // Swap carets.
  2963. for (int i = 0; i < get_caret_count(); i++) {
  2964. bool selected = has_selection(i);
  2965. if (get_caret_line(i) == p_from_line || get_caret_line(i) == p_to_line) {
  2966. int caret_new_line = get_caret_line(i) == p_from_line ? p_to_line : p_from_line;
  2967. int caret_column = get_caret_column(i);
  2968. set_caret_line(caret_new_line, false, true, -1, i);
  2969. set_caret_column(caret_column, false, i);
  2970. }
  2971. if (selected && (get_selection_origin_line(i) == p_from_line || get_selection_origin_line(i) == p_to_line)) {
  2972. int origin_new_line = get_selection_origin_line(i) == p_from_line ? p_to_line : p_from_line;
  2973. int origin_column = get_selection_origin_column(i);
  2974. select(origin_new_line, origin_column, get_caret_line(i), get_caret_column(i), i);
  2975. }
  2976. }
  2977. // If only part of a selection was changed, it may now overlap.
  2978. merge_overlapping_carets();
  2979. end_multicaret_edit();
  2980. end_complex_operation();
  2981. }
  2982. void TextEdit::insert_line_at(int p_line, const String &p_text) {
  2983. ERR_FAIL_INDEX(p_line, text.size());
  2984. // Use a complex operation so subsequent calls aren't merged together.
  2985. begin_complex_operation();
  2986. int new_line, new_column;
  2987. _insert_text(p_line, 0, p_text + "\n", &new_line, &new_column);
  2988. _offset_carets_after(p_line, 0, new_line, new_column);
  2989. end_complex_operation();
  2990. }
  2991. void TextEdit::remove_line_at(int p_line, bool p_move_carets_down) {
  2992. ERR_FAIL_INDEX(p_line, text.size());
  2993. if (get_line_count() == 1) {
  2994. // Only one line, just remove contents.
  2995. begin_complex_operation();
  2996. int line_length = get_line(p_line).length();
  2997. _remove_text(p_line, 0, p_line, line_length);
  2998. collapse_carets(p_line, 0, p_line, line_length, true);
  2999. end_complex_operation();
  3000. return;
  3001. }
  3002. begin_complex_operation();
  3003. bool is_last_line = p_line == get_line_count() - 1;
  3004. int from_line = is_last_line ? p_line - 1 : p_line;
  3005. int next_line = is_last_line ? p_line : p_line + 1;
  3006. int from_column = is_last_line ? get_line(from_line).length() : 0;
  3007. int next_column = is_last_line ? get_line(next_line).length() : 0;
  3008. if ((!is_last_line && p_move_carets_down) || (p_line != 0 && !p_move_carets_down)) {
  3009. // Set the carets column to update their last offset x.
  3010. for (int i = 0; i < get_caret_count(); i++) {
  3011. if (get_caret_line(i) == p_line) {
  3012. set_caret_column(get_caret_column(i), false, i);
  3013. }
  3014. if (has_selection(i) && get_selection_origin_line(i) == p_line) {
  3015. set_selection_origin_column(get_selection_origin_column(i), i);
  3016. }
  3017. }
  3018. }
  3019. // Remove line.
  3020. _remove_text(from_line, from_column, next_line, next_column);
  3021. begin_multicaret_edit();
  3022. if ((is_last_line && p_move_carets_down) || (p_line == 0 && !p_move_carets_down)) {
  3023. // Collapse carets.
  3024. collapse_carets(from_line, from_column, next_line, next_column, true);
  3025. } else {
  3026. // Move carets to visually line up.
  3027. int target_line = p_move_carets_down ? p_line : p_line - 1;
  3028. for (int i = 0; i < get_caret_count(); i++) {
  3029. bool selected = has_selection(i);
  3030. if (get_caret_line(i) == p_line) {
  3031. set_caret_line(target_line, i == 0, true, 0, i);
  3032. }
  3033. if (selected && get_selection_origin_line(i) == p_line) {
  3034. set_selection_origin_line(target_line, true, 0, i);
  3035. select(get_selection_origin_line(i), get_selection_origin_column(i), get_caret_line(i), get_caret_column(i), i);
  3036. }
  3037. }
  3038. merge_overlapping_carets();
  3039. }
  3040. _offset_carets_after(next_line, next_column, from_line, from_column);
  3041. end_multicaret_edit();
  3042. end_complex_operation();
  3043. }
  3044. void TextEdit::insert_text_at_caret(const String &p_text, int p_caret) {
  3045. ERR_FAIL_COND(p_caret >= get_caret_count() || p_caret < -1);
  3046. begin_complex_operation();
  3047. begin_multicaret_edit();
  3048. for (int i = 0; i < get_caret_count(); i++) {
  3049. if (p_caret != -1 && p_caret != i) {
  3050. continue;
  3051. }
  3052. if (p_caret == -1 && multicaret_edit_ignore_caret(i)) {
  3053. continue;
  3054. }
  3055. delete_selection(i);
  3056. int from_line = get_caret_line(i);
  3057. int from_col = get_caret_column(i);
  3058. int new_line, new_column;
  3059. _insert_text(from_line, from_col, p_text, &new_line, &new_column);
  3060. _update_scrollbars();
  3061. _offset_carets_after(from_line, from_col, new_line, new_column);
  3062. set_caret_line(new_line, false, true, -1, i);
  3063. set_caret_column(new_column, i == 0, i);
  3064. }
  3065. if (has_ime_text()) {
  3066. _update_ime_text();
  3067. }
  3068. end_multicaret_edit();
  3069. end_complex_operation();
  3070. }
  3071. void TextEdit::insert_text(const String &p_text, int p_line, int p_column, bool p_before_selection_begin, bool p_before_selection_end) {
  3072. ERR_FAIL_INDEX(p_line, text.size());
  3073. ERR_FAIL_INDEX(p_column, text[p_line].length() + 1);
  3074. begin_complex_operation();
  3075. int new_line, new_column;
  3076. _insert_text(p_line, p_column, p_text, &new_line, &new_column);
  3077. _offset_carets_after(p_line, p_column, new_line, new_column, p_before_selection_begin, p_before_selection_end);
  3078. end_complex_operation();
  3079. }
  3080. void TextEdit::remove_text(int p_from_line, int p_from_column, int p_to_line, int p_to_column) {
  3081. ERR_FAIL_INDEX(p_from_line, text.size());
  3082. ERR_FAIL_INDEX(p_from_column, text[p_from_line].length() + 1);
  3083. ERR_FAIL_INDEX(p_to_line, text.size());
  3084. ERR_FAIL_INDEX(p_to_column, text[p_to_line].length() + 1);
  3085. ERR_FAIL_COND(p_to_line < p_from_line);
  3086. ERR_FAIL_COND(p_to_line == p_from_line && p_to_column < p_from_column);
  3087. begin_complex_operation();
  3088. _remove_text(p_from_line, p_from_column, p_to_line, p_to_column);
  3089. collapse_carets(p_from_line, p_from_column, p_to_line, p_to_column);
  3090. _offset_carets_after(p_to_line, p_to_column, p_from_line, p_from_column);
  3091. end_complex_operation();
  3092. }
  3093. int TextEdit::get_last_unhidden_line() const {
  3094. // Returns the last line in the text that is not hidden.
  3095. if (!_is_hiding_enabled()) {
  3096. return text.size() - 1;
  3097. }
  3098. int last_line;
  3099. for (last_line = text.size() - 1; last_line > 0; last_line--) {
  3100. if (!_is_line_hidden(last_line)) {
  3101. break;
  3102. }
  3103. }
  3104. return last_line;
  3105. }
  3106. int TextEdit::get_next_visible_line_offset_from(int p_line_from, int p_visible_amount) const {
  3107. // Returns the number of lines (hidden and unhidden) from p_line_from to (p_line_from + visible_amount of unhidden lines).
  3108. ERR_FAIL_INDEX_V(p_line_from, text.size(), ABS(p_visible_amount));
  3109. if (!_is_hiding_enabled()) {
  3110. return ABS(p_visible_amount);
  3111. }
  3112. int num_visible = 0;
  3113. int num_total = 0;
  3114. if (p_visible_amount >= 0) {
  3115. for (int i = p_line_from; i < text.size(); i++) {
  3116. num_total++;
  3117. if (!_is_line_hidden(i)) {
  3118. num_visible++;
  3119. }
  3120. if (num_visible >= p_visible_amount) {
  3121. break;
  3122. }
  3123. }
  3124. } else {
  3125. p_visible_amount = ABS(p_visible_amount);
  3126. for (int i = p_line_from; i >= 0; i--) {
  3127. num_total++;
  3128. if (!_is_line_hidden(i)) {
  3129. num_visible++;
  3130. }
  3131. if (num_visible >= p_visible_amount) {
  3132. break;
  3133. }
  3134. }
  3135. }
  3136. return num_total;
  3137. }
  3138. Point2i TextEdit::get_next_visible_line_index_offset_from(int p_line_from, int p_wrap_index_from, int p_visible_amount) const {
  3139. // Returns the number of lines (hidden and unhidden) from (p_line_from + p_wrap_index_from) row to (p_line_from + visible_amount of unhidden and wrapped rows).
  3140. // Wrap index is set to the wrap index of the last line.
  3141. int wrap_index = 0;
  3142. ERR_FAIL_INDEX_V(p_line_from, text.size(), Point2i(ABS(p_visible_amount), 0));
  3143. if (!_is_hiding_enabled() && get_line_wrapping_mode() == LineWrappingMode::LINE_WRAPPING_NONE) {
  3144. return Point2i(ABS(p_visible_amount), 0);
  3145. }
  3146. int num_visible = 0;
  3147. int num_total = 0;
  3148. if (p_visible_amount == 0) {
  3149. num_total = 0;
  3150. wrap_index = 0;
  3151. } else if (p_visible_amount > 0) {
  3152. int i;
  3153. num_visible -= p_wrap_index_from;
  3154. for (i = p_line_from; i < text.size(); i++) {
  3155. num_total++;
  3156. if (!_is_line_hidden(i)) {
  3157. num_visible++;
  3158. num_visible += get_line_wrap_count(i);
  3159. }
  3160. if (num_visible >= p_visible_amount) {
  3161. break;
  3162. }
  3163. }
  3164. wrap_index = get_line_wrap_count(MIN(i, text.size() - 1)) - MAX(0, num_visible - p_visible_amount);
  3165. // If we are a hidden line, then we are the last line as we cannot reach "p_visible_amount".
  3166. // This means we need to backtrack to get last visible line.
  3167. // Currently, line 0 cannot be hidden so this should always be valid.
  3168. int line = (p_line_from + num_total) - 1;
  3169. if (_is_line_hidden(line)) {
  3170. Point2i backtrack = get_next_visible_line_index_offset_from(line, 0, -1);
  3171. num_total = num_total - (backtrack.x - 1);
  3172. wrap_index = backtrack.y;
  3173. }
  3174. } else {
  3175. p_visible_amount = ABS(p_visible_amount);
  3176. int i;
  3177. num_visible -= get_line_wrap_count(p_line_from) - p_wrap_index_from;
  3178. for (i = p_line_from; i >= 0; i--) {
  3179. num_total++;
  3180. if (!_is_line_hidden(i)) {
  3181. num_visible++;
  3182. num_visible += get_line_wrap_count(i);
  3183. }
  3184. if (num_visible >= p_visible_amount) {
  3185. break;
  3186. }
  3187. }
  3188. wrap_index = MAX(0, num_visible - p_visible_amount);
  3189. }
  3190. wrap_index = MAX(wrap_index, 0);
  3191. return Point2i(num_total, wrap_index);
  3192. }
  3193. // Overridable actions
  3194. void TextEdit::handle_unicode_input(const uint32_t p_unicode, int p_caret) {
  3195. if (GDVIRTUAL_CALL(_handle_unicode_input, p_unicode, p_caret)) {
  3196. return;
  3197. }
  3198. _handle_unicode_input_internal(p_unicode, p_caret);
  3199. }
  3200. void TextEdit::backspace(int p_caret) {
  3201. if (GDVIRTUAL_CALL(_backspace, p_caret)) {
  3202. return;
  3203. }
  3204. _backspace_internal(p_caret);
  3205. }
  3206. void TextEdit::cut(int p_caret) {
  3207. if (GDVIRTUAL_CALL(_cut, p_caret)) {
  3208. return;
  3209. }
  3210. _cut_internal(p_caret);
  3211. }
  3212. void TextEdit::copy(int p_caret) {
  3213. if (GDVIRTUAL_CALL(_copy, p_caret)) {
  3214. return;
  3215. }
  3216. _copy_internal(p_caret);
  3217. }
  3218. void TextEdit::paste(int p_caret) {
  3219. if (GDVIRTUAL_CALL(_paste, p_caret)) {
  3220. return;
  3221. }
  3222. _paste_internal(p_caret);
  3223. }
  3224. void TextEdit::paste_primary_clipboard(int p_caret) {
  3225. if (GDVIRTUAL_CALL(_paste_primary_clipboard, p_caret)) {
  3226. return;
  3227. }
  3228. _paste_primary_clipboard_internal(p_caret);
  3229. }
  3230. // Context menu.
  3231. PopupMenu *TextEdit::get_menu() const {
  3232. if (!menu) {
  3233. const_cast<TextEdit *>(this)->_generate_context_menu();
  3234. }
  3235. return menu;
  3236. }
  3237. bool TextEdit::is_menu_visible() const {
  3238. return menu && menu->is_visible();
  3239. }
  3240. void TextEdit::menu_option(int p_option) {
  3241. switch (p_option) {
  3242. case MENU_CUT: {
  3243. cut();
  3244. } break;
  3245. case MENU_COPY: {
  3246. copy();
  3247. } break;
  3248. case MENU_PASTE: {
  3249. paste();
  3250. } break;
  3251. case MENU_CLEAR: {
  3252. if (editable) {
  3253. clear();
  3254. }
  3255. } break;
  3256. case MENU_SELECT_ALL: {
  3257. select_all();
  3258. } break;
  3259. case MENU_UNDO: {
  3260. undo();
  3261. } break;
  3262. case MENU_REDO: {
  3263. redo();
  3264. } break;
  3265. case MENU_DIR_INHERITED: {
  3266. set_text_direction(TEXT_DIRECTION_INHERITED);
  3267. } break;
  3268. case MENU_DIR_AUTO: {
  3269. set_text_direction(TEXT_DIRECTION_AUTO);
  3270. } break;
  3271. case MENU_DIR_LTR: {
  3272. set_text_direction(TEXT_DIRECTION_LTR);
  3273. } break;
  3274. case MENU_DIR_RTL: {
  3275. set_text_direction(TEXT_DIRECTION_RTL);
  3276. } break;
  3277. case MENU_DISPLAY_UCC: {
  3278. set_draw_control_chars(!get_draw_control_chars());
  3279. } break;
  3280. case MENU_INSERT_LRM: {
  3281. if (editable) {
  3282. insert_text_at_caret(String::chr(0x200E));
  3283. }
  3284. } break;
  3285. case MENU_INSERT_RLM: {
  3286. if (editable) {
  3287. insert_text_at_caret(String::chr(0x200F));
  3288. }
  3289. } break;
  3290. case MENU_INSERT_LRE: {
  3291. if (editable) {
  3292. insert_text_at_caret(String::chr(0x202A));
  3293. }
  3294. } break;
  3295. case MENU_INSERT_RLE: {
  3296. if (editable) {
  3297. insert_text_at_caret(String::chr(0x202B));
  3298. }
  3299. } break;
  3300. case MENU_INSERT_LRO: {
  3301. if (editable) {
  3302. insert_text_at_caret(String::chr(0x202D));
  3303. }
  3304. } break;
  3305. case MENU_INSERT_RLO: {
  3306. if (editable) {
  3307. insert_text_at_caret(String::chr(0x202E));
  3308. }
  3309. } break;
  3310. case MENU_INSERT_PDF: {
  3311. if (editable) {
  3312. insert_text_at_caret(String::chr(0x202C));
  3313. }
  3314. } break;
  3315. case MENU_INSERT_ALM: {
  3316. if (editable) {
  3317. insert_text_at_caret(String::chr(0x061C));
  3318. }
  3319. } break;
  3320. case MENU_INSERT_LRI: {
  3321. if (editable) {
  3322. insert_text_at_caret(String::chr(0x2066));
  3323. }
  3324. } break;
  3325. case MENU_INSERT_RLI: {
  3326. if (editable) {
  3327. insert_text_at_caret(String::chr(0x2067));
  3328. }
  3329. } break;
  3330. case MENU_INSERT_FSI: {
  3331. if (editable) {
  3332. insert_text_at_caret(String::chr(0x2068));
  3333. }
  3334. } break;
  3335. case MENU_INSERT_PDI: {
  3336. if (editable) {
  3337. insert_text_at_caret(String::chr(0x2069));
  3338. }
  3339. } break;
  3340. case MENU_INSERT_ZWJ: {
  3341. if (editable) {
  3342. insert_text_at_caret(String::chr(0x200D));
  3343. }
  3344. } break;
  3345. case MENU_INSERT_ZWNJ: {
  3346. if (editable) {
  3347. insert_text_at_caret(String::chr(0x200C));
  3348. }
  3349. } break;
  3350. case MENU_INSERT_WJ: {
  3351. if (editable) {
  3352. insert_text_at_caret(String::chr(0x2060));
  3353. }
  3354. } break;
  3355. case MENU_INSERT_SHY: {
  3356. if (editable) {
  3357. insert_text_at_caret(String::chr(0x00AD));
  3358. }
  3359. }
  3360. }
  3361. }
  3362. /* Versioning */
  3363. void TextEdit::start_action(EditAction p_action) {
  3364. if (current_action != p_action) {
  3365. if (current_action != EditAction::ACTION_NONE) {
  3366. in_action = false;
  3367. pending_action_end = false;
  3368. end_complex_operation();
  3369. }
  3370. if (p_action != EditAction::ACTION_NONE) {
  3371. in_action = true;
  3372. begin_complex_operation();
  3373. }
  3374. } else if (current_action != EditAction::ACTION_NONE) {
  3375. pending_action_end = false;
  3376. }
  3377. current_action = p_action;
  3378. }
  3379. void TextEdit::end_action() {
  3380. if (current_action != EditAction::ACTION_NONE) {
  3381. pending_action_end = true;
  3382. }
  3383. }
  3384. TextEdit::EditAction TextEdit::get_current_action() const {
  3385. return current_action;
  3386. }
  3387. void TextEdit::begin_complex_operation() {
  3388. _push_current_op();
  3389. if (complex_operation_count == 0) {
  3390. next_operation_is_complex = true;
  3391. current_op.start_carets = carets;
  3392. }
  3393. complex_operation_count++;
  3394. }
  3395. void TextEdit::end_complex_operation() {
  3396. _push_current_op();
  3397. complex_operation_count = MAX(complex_operation_count - 1, 0);
  3398. if (complex_operation_count > 0) {
  3399. return;
  3400. }
  3401. ERR_FAIL_COND(undo_stack.is_empty());
  3402. undo_stack.back()->get().end_carets = carets;
  3403. if (undo_stack.back()->get().chain_forward) {
  3404. undo_stack.back()->get().chain_forward = false;
  3405. return;
  3406. }
  3407. undo_stack.back()->get().chain_backward = true;
  3408. }
  3409. bool TextEdit::has_undo() const {
  3410. if (undo_stack_pos == nullptr) {
  3411. int pending = current_op.type == TextOperation::TYPE_NONE ? 0 : 1;
  3412. return undo_stack.size() + pending > 0;
  3413. }
  3414. return undo_stack_pos != undo_stack.front();
  3415. }
  3416. bool TextEdit::has_redo() const {
  3417. return undo_stack_pos != nullptr;
  3418. }
  3419. void TextEdit::undo() {
  3420. if (!editable) {
  3421. return;
  3422. }
  3423. if (in_action) {
  3424. pending_action_end = true;
  3425. }
  3426. _push_current_op();
  3427. if (undo_stack_pos == nullptr) {
  3428. if (undo_stack.is_empty()) {
  3429. return; // Nothing to undo.
  3430. }
  3431. undo_stack_pos = undo_stack.back();
  3432. } else if (undo_stack_pos == undo_stack.front()) {
  3433. return; // At the bottom of the undo stack.
  3434. } else {
  3435. undo_stack_pos = undo_stack_pos->prev();
  3436. }
  3437. deselect();
  3438. TextOperation op = undo_stack_pos->get();
  3439. _do_text_op(op, true);
  3440. current_op.version = op.prev_version;
  3441. if (undo_stack_pos->get().chain_backward) {
  3442. // This was part of a complex operation, undo until the chain forward at the start of the complex operation.
  3443. while (true) {
  3444. ERR_BREAK(!undo_stack_pos->prev());
  3445. undo_stack_pos = undo_stack_pos->prev();
  3446. op = undo_stack_pos->get();
  3447. _do_text_op(op, true);
  3448. current_op.version = op.prev_version;
  3449. if (undo_stack_pos->get().chain_forward) {
  3450. break;
  3451. }
  3452. }
  3453. }
  3454. _update_scrollbars();
  3455. bool dirty_carets = get_caret_count() != undo_stack_pos->get().start_carets.size();
  3456. if (!dirty_carets) {
  3457. for (int i = 0; i < get_caret_count(); i++) {
  3458. if (carets[i].line != undo_stack_pos->get().start_carets[i].line || carets[i].column != undo_stack_pos->get().start_carets[i].column) {
  3459. dirty_carets = true;
  3460. break;
  3461. }
  3462. }
  3463. }
  3464. carets = undo_stack_pos->get().start_carets;
  3465. _unhide_carets();
  3466. if (dirty_carets) {
  3467. _caret_changed();
  3468. _selection_changed();
  3469. }
  3470. adjust_viewport_to_caret();
  3471. }
  3472. void TextEdit::redo() {
  3473. if (!editable) {
  3474. return;
  3475. }
  3476. if (in_action) {
  3477. pending_action_end = true;
  3478. }
  3479. _push_current_op();
  3480. if (undo_stack_pos == nullptr) {
  3481. return; // Nothing to do.
  3482. }
  3483. deselect();
  3484. TextOperation op = undo_stack_pos->get();
  3485. _do_text_op(op, false);
  3486. current_op.version = op.version;
  3487. if (undo_stack_pos->get().chain_forward) {
  3488. // This was part of a complex operation, redo until the chain backward at the end of the complex operation.
  3489. while (true) {
  3490. ERR_BREAK(!undo_stack_pos->next());
  3491. undo_stack_pos = undo_stack_pos->next();
  3492. op = undo_stack_pos->get();
  3493. _do_text_op(op, false);
  3494. current_op.version = op.version;
  3495. if (undo_stack_pos->get().chain_backward) {
  3496. break;
  3497. }
  3498. }
  3499. }
  3500. _update_scrollbars();
  3501. bool dirty_carets = get_caret_count() != undo_stack_pos->get().end_carets.size();
  3502. if (!dirty_carets) {
  3503. for (int i = 0; i < get_caret_count(); i++) {
  3504. if (carets[i].line != undo_stack_pos->get().end_carets[i].line || carets[i].column != undo_stack_pos->get().end_carets[i].column) {
  3505. dirty_carets = true;
  3506. break;
  3507. }
  3508. }
  3509. }
  3510. carets = undo_stack_pos->get().end_carets;
  3511. undo_stack_pos = undo_stack_pos->next();
  3512. _unhide_carets();
  3513. if (dirty_carets) {
  3514. _caret_changed();
  3515. _selection_changed();
  3516. }
  3517. adjust_viewport_to_caret();
  3518. }
  3519. void TextEdit::clear_undo_history() {
  3520. saved_version = 0;
  3521. current_op.type = TextOperation::TYPE_NONE;
  3522. undo_stack_pos = nullptr;
  3523. undo_stack.clear();
  3524. }
  3525. bool TextEdit::is_insert_text_operation() const {
  3526. return (current_op.type == TextOperation::TYPE_INSERT || current_action == EditAction::ACTION_TYPING);
  3527. }
  3528. void TextEdit::tag_saved_version() {
  3529. saved_version = get_version();
  3530. }
  3531. uint32_t TextEdit::get_version() const {
  3532. return current_op.version;
  3533. }
  3534. uint32_t TextEdit::get_saved_version() const {
  3535. return saved_version;
  3536. }
  3537. /* Search */
  3538. void TextEdit::set_search_text(const String &p_search_text) {
  3539. search_text = p_search_text;
  3540. }
  3541. void TextEdit::set_search_flags(uint32_t p_flags) {
  3542. search_flags = p_flags;
  3543. }
  3544. Point2i TextEdit::search(const String &p_key, uint32_t p_search_flags, int p_from_line, int p_from_column) const {
  3545. if (p_key.length() == 0) {
  3546. return Point2(-1, -1);
  3547. }
  3548. ERR_FAIL_INDEX_V(p_from_line, text.size(), Point2i(-1, -1));
  3549. ERR_FAIL_INDEX_V(p_from_column, text[p_from_line].length() + 1, Point2i(-1, -1));
  3550. // Search through the whole document, but start by current line.
  3551. int line = p_from_line;
  3552. int pos = -1;
  3553. bool key_start_is_symbol = is_symbol(p_key[0]);
  3554. bool key_end_is_symbol = is_symbol(p_key[p_key.length() - 1]);
  3555. for (int i = 0; i < text.size() + 1; i++) {
  3556. if (line < 0) {
  3557. line = text.size() - 1;
  3558. }
  3559. if (line == text.size()) {
  3560. line = 0;
  3561. }
  3562. String text_line = text[line];
  3563. int from_column = 0;
  3564. if (line == p_from_line) {
  3565. if (i == text.size()) {
  3566. // Wrapped.
  3567. if (p_search_flags & SEARCH_BACKWARDS) {
  3568. from_column = text_line.length();
  3569. } else {
  3570. from_column = 0;
  3571. }
  3572. } else {
  3573. from_column = p_from_column;
  3574. }
  3575. } else {
  3576. if (p_search_flags & SEARCH_BACKWARDS) {
  3577. from_column = text_line.length() - 1;
  3578. } else {
  3579. from_column = 0;
  3580. }
  3581. }
  3582. pos = -1;
  3583. int pos_from = (p_search_flags & SEARCH_BACKWARDS) ? text_line.length() : 0;
  3584. int last_pos = -1;
  3585. while (true) {
  3586. if (p_search_flags & SEARCH_BACKWARDS) {
  3587. while ((last_pos = (p_search_flags & SEARCH_MATCH_CASE) ? text_line.rfind(p_key, pos_from) : text_line.rfindn(p_key, pos_from)) != -1) {
  3588. if (last_pos <= from_column) {
  3589. pos = last_pos;
  3590. break;
  3591. }
  3592. pos_from = last_pos - p_key.length();
  3593. if (pos_from < 0) {
  3594. break;
  3595. }
  3596. }
  3597. } else {
  3598. while ((last_pos = (p_search_flags & SEARCH_MATCH_CASE) ? text_line.find(p_key, pos_from) : text_line.findn(p_key, pos_from)) != -1) {
  3599. if (last_pos >= from_column) {
  3600. pos = last_pos;
  3601. break;
  3602. }
  3603. pos_from = last_pos + p_key.length();
  3604. }
  3605. }
  3606. bool is_match = true;
  3607. if (pos != -1 && (p_search_flags & SEARCH_WHOLE_WORDS)) {
  3608. // Validate for whole words.
  3609. if (!key_start_is_symbol && pos > 0 && !is_symbol(text_line[pos - 1])) {
  3610. is_match = false;
  3611. } else if (!key_end_is_symbol && pos + p_key.length() < text_line.length() && !is_symbol(text_line[pos + p_key.length()])) {
  3612. is_match = false;
  3613. }
  3614. }
  3615. if (pos_from == -1) {
  3616. pos = -1;
  3617. }
  3618. if (is_match || last_pos == -1 || pos == -1) {
  3619. break;
  3620. }
  3621. pos_from = (p_search_flags & SEARCH_BACKWARDS) ? pos - 1 : pos + 1;
  3622. pos = -1;
  3623. }
  3624. if (pos != -1) {
  3625. break;
  3626. }
  3627. if (p_search_flags & SEARCH_BACKWARDS) {
  3628. line--;
  3629. } else {
  3630. line++;
  3631. }
  3632. }
  3633. return (pos == -1) ? Point2i(-1, -1) : Point2i(pos, line);
  3634. }
  3635. /* Mouse */
  3636. Point2 TextEdit::get_local_mouse_pos() const {
  3637. Point2 mp = get_local_mouse_position();
  3638. if (is_layout_rtl()) {
  3639. mp.x = get_size().width - mp.x;
  3640. }
  3641. return mp;
  3642. }
  3643. String TextEdit::get_word_at_pos(const Vector2 &p_pos) const {
  3644. Point2i pos = get_line_column_at_pos(p_pos);
  3645. int row = pos.y;
  3646. int col = pos.x;
  3647. String s = text[row];
  3648. if (s.length() == 0) {
  3649. return "";
  3650. }
  3651. int beg, end;
  3652. if (select_word(s, col, beg, end)) {
  3653. bool inside_quotes = false;
  3654. char32_t selected_quote = '\0';
  3655. int qbegin = 0, qend = 0;
  3656. for (int i = 0; i < s.length(); i++) {
  3657. if (s[i] == '"' || s[i] == '\'') {
  3658. if (i == 0 || s[i - 1] != '\\') {
  3659. if (inside_quotes && selected_quote == s[i]) {
  3660. qend = i;
  3661. inside_quotes = false;
  3662. selected_quote = '\0';
  3663. if (col >= qbegin && col <= qend) {
  3664. return s.substr(qbegin, qend - qbegin);
  3665. }
  3666. } else if (!inside_quotes) {
  3667. qbegin = i + 1;
  3668. inside_quotes = true;
  3669. selected_quote = s[i];
  3670. }
  3671. }
  3672. }
  3673. }
  3674. return s.substr(beg, end - beg);
  3675. }
  3676. return String();
  3677. }
  3678. Point2i TextEdit::get_line_column_at_pos(const Point2i &p_pos, bool p_allow_out_of_bounds) const {
  3679. float rows = p_pos.y - theme_cache.style_normal->get_margin(SIDE_TOP);
  3680. if (!editable) {
  3681. rows -= theme_cache.style_readonly->get_offset().y / 2;
  3682. rows += theme_cache.style_normal->get_offset().y / 2;
  3683. }
  3684. rows /= get_line_height();
  3685. rows += _get_v_scroll_offset();
  3686. int first_vis_line = get_first_visible_line();
  3687. int row = first_vis_line + Math::floor(rows);
  3688. int wrap_index = 0;
  3689. if (get_line_wrapping_mode() != LineWrappingMode::LINE_WRAPPING_NONE || _is_hiding_enabled()) {
  3690. Point2i f_ofs = get_next_visible_line_index_offset_from(first_vis_line, first_visible_line_wrap_ofs, rows + (1 * SIGN(rows)));
  3691. wrap_index = f_ofs.y;
  3692. if (rows < 0) {
  3693. row = first_vis_line - (f_ofs.x - 1);
  3694. } else {
  3695. row = first_vis_line + (f_ofs.x - 1);
  3696. }
  3697. }
  3698. row = CLAMP(row, 0, text.size() - 1);
  3699. int visible_lines = get_visible_line_count_in_range(first_vis_line, row);
  3700. if (rows > visible_lines) {
  3701. if (!p_allow_out_of_bounds) {
  3702. return Point2i(-1, -1);
  3703. }
  3704. return Point2i(text[row].length(), row);
  3705. }
  3706. int col = 0;
  3707. int colx = p_pos.x - (theme_cache.style_normal->get_margin(SIDE_LEFT) + gutters_width + gutter_padding);
  3708. colx += first_visible_col;
  3709. if (!editable) {
  3710. colx -= theme_cache.style_readonly->get_offset().x / 2;
  3711. colx += theme_cache.style_normal->get_offset().x / 2;
  3712. }
  3713. col = _get_char_pos_for_line(colx, row, wrap_index);
  3714. if (get_line_wrapping_mode() != LineWrappingMode::LINE_WRAPPING_NONE && wrap_index < get_line_wrap_count(row)) {
  3715. // Move back one if we are at the end of the row.
  3716. Vector<String> rows2 = get_line_wrapped_text(row);
  3717. int row_end_col = 0;
  3718. for (int i = 0; i < wrap_index + 1; i++) {
  3719. row_end_col += rows2[i].length();
  3720. }
  3721. if (col >= row_end_col) {
  3722. col -= 1;
  3723. }
  3724. }
  3725. RID text_rid = text.get_line_data(row)->get_line_rid(wrap_index);
  3726. float wrap_indent = (text.is_indent_wrapped_lines() && wrap_index > 0) ? get_indent_level(row) * theme_cache.font->get_char_size(' ', theme_cache.font_size).width : 0.0;
  3727. if (is_layout_rtl()) {
  3728. colx = TS->shaped_text_get_size(text_rid).x - colx + wrap_indent;
  3729. } else {
  3730. colx -= wrap_indent;
  3731. }
  3732. col = TS->shaped_text_hit_test_position(text_rid, colx);
  3733. if (!caret_mid_grapheme_enabled) {
  3734. col = TS->shaped_text_closest_character_pos(text_rid, col);
  3735. }
  3736. return Point2i(col, row);
  3737. }
  3738. Point2i TextEdit::get_pos_at_line_column(int p_line, int p_column) const {
  3739. Rect2i rect = get_rect_at_line_column(p_line, p_column);
  3740. return rect.position.x == -1 ? rect.position : rect.position + Vector2i(0, get_line_height());
  3741. }
  3742. Rect2i TextEdit::get_rect_at_line_column(int p_line, int p_column) const {
  3743. ERR_FAIL_INDEX_V(p_line, text.size(), Rect2i(-1, -1, 0, 0));
  3744. ERR_FAIL_COND_V(p_column < 0, Rect2i(-1, -1, 0, 0));
  3745. ERR_FAIL_COND_V(p_column > text[p_line].length(), Rect2i(-1, -1, 0, 0));
  3746. if (text.size() == 1 && text[0].length() == 0) {
  3747. // The TextEdit is empty.
  3748. return Rect2i();
  3749. }
  3750. if (line_drawing_cache.size() == 0 || !line_drawing_cache.has(p_line)) {
  3751. // Line is not in the cache, which means it's outside of the viewing area.
  3752. return Rect2i(-1, -1, 0, 0);
  3753. }
  3754. LineDrawingCache cache_entry = line_drawing_cache[p_line];
  3755. int wrap_index = get_line_wrap_index_at_column(p_line, p_column);
  3756. if (wrap_index >= cache_entry.first_visible_chars.size()) {
  3757. // Line seems to be wrapped beyond the viewable area.
  3758. return Rect2i(-1, -1, 0, 0);
  3759. }
  3760. int first_visible_char = cache_entry.first_visible_chars[wrap_index];
  3761. int last_visible_char = cache_entry.last_visible_chars[wrap_index];
  3762. if (p_column < first_visible_char || p_column > last_visible_char) {
  3763. // Character is outside of the viewing area, no point calculating its position.
  3764. return Rect2i(-1, -1, 0, 0);
  3765. }
  3766. Point2i pos, size;
  3767. pos.y = cache_entry.y_offset + get_line_height() * wrap_index;
  3768. pos.x = get_total_gutter_width() + theme_cache.style_normal->get_margin(SIDE_LEFT) - get_h_scroll();
  3769. RID text_rid = text.get_line_data(p_line)->get_line_rid(wrap_index);
  3770. Vector2 col_bounds = TS->shaped_text_get_grapheme_bounds(text_rid, p_column);
  3771. pos.x += col_bounds.x;
  3772. size.x = col_bounds.y - col_bounds.x;
  3773. size.y = get_line_height();
  3774. return Rect2i(pos, size);
  3775. }
  3776. int TextEdit::get_minimap_line_at_pos(const Point2i &p_pos) const {
  3777. float rows = p_pos.y;
  3778. rows -= theme_cache.style_normal->get_margin(SIDE_TOP);
  3779. rows /= (minimap_char_size.y + minimap_line_spacing);
  3780. rows += _get_v_scroll_offset();
  3781. // Calculate visible lines.
  3782. int minimap_visible_lines = get_minimap_visible_lines();
  3783. int visible_rows = get_visible_line_count() + 1;
  3784. int first_vis_line = get_first_visible_line() - 1;
  3785. int draw_amount = visible_rows + (smooth_scroll_enabled ? 1 : 0);
  3786. draw_amount += get_line_wrap_count(first_vis_line + 1);
  3787. int minimap_line_height = (minimap_char_size.y + minimap_line_spacing);
  3788. // Calculate viewport size and y offset.
  3789. int viewport_height = (draw_amount - 1) * minimap_line_height;
  3790. int control_height = _get_control_height() - viewport_height;
  3791. int viewport_offset_y = round(get_scroll_pos_for_line(first_vis_line + 1) * control_height) / ((v_scroll->get_max() <= minimap_visible_lines) ? (minimap_visible_lines - draw_amount) : (v_scroll->get_max() - draw_amount));
  3792. // Calculate the first line.
  3793. int num_lines_before = round((viewport_offset_y) / minimap_line_height);
  3794. int minimap_line = (v_scroll->get_max() <= minimap_visible_lines) ? -1 : first_vis_line;
  3795. if (first_vis_line > 0 && minimap_line >= 0) {
  3796. minimap_line -= get_next_visible_line_index_offset_from(first_vis_line, 0, -num_lines_before).x;
  3797. minimap_line -= (minimap_line > 0 && smooth_scroll_enabled ? 1 : 0);
  3798. }
  3799. if (minimap_line < 0) {
  3800. minimap_line = 0;
  3801. }
  3802. int row = minimap_line + Math::floor(rows);
  3803. if (get_line_wrapping_mode() != LineWrappingMode::LINE_WRAPPING_NONE || _is_hiding_enabled()) {
  3804. int f_ofs = get_next_visible_line_index_offset_from(minimap_line, first_visible_line_wrap_ofs, rows + (1 * SIGN(rows))).x - 1;
  3805. if (rows < 0) {
  3806. row = minimap_line - f_ofs;
  3807. } else {
  3808. row = minimap_line + f_ofs;
  3809. }
  3810. }
  3811. row = CLAMP(row, 0, text.size() - 1);
  3812. return row;
  3813. }
  3814. bool TextEdit::is_dragging_cursor() const {
  3815. return dragging_selection || dragging_minimap;
  3816. }
  3817. bool TextEdit::is_mouse_over_selection(bool p_edges, int p_caret) const {
  3818. Point2i pos = get_line_column_at_pos(get_local_mouse_pos());
  3819. int line = pos.y;
  3820. int column = pos.x;
  3821. if ((p_caret == -1 && get_selection_at_line_column(line, column, p_edges) != -1) || (p_caret != -1 && _selection_contains(p_caret, line, column, p_edges))) {
  3822. return true;
  3823. }
  3824. return false;
  3825. }
  3826. /* Caret */
  3827. void TextEdit::set_caret_type(CaretType p_type) {
  3828. if (caret_type == p_type) {
  3829. return;
  3830. }
  3831. caret_type = p_type;
  3832. queue_redraw();
  3833. }
  3834. TextEdit::CaretType TextEdit::get_caret_type() const {
  3835. return caret_type;
  3836. }
  3837. void TextEdit::set_caret_blink_enabled(const bool p_enabled) {
  3838. if (caret_blink_enabled == p_enabled) {
  3839. return;
  3840. }
  3841. caret_blink_enabled = p_enabled;
  3842. if (has_focus()) {
  3843. if (p_enabled) {
  3844. caret_blink_timer->start();
  3845. } else {
  3846. caret_blink_timer->stop();
  3847. }
  3848. }
  3849. draw_caret = true;
  3850. }
  3851. bool TextEdit::is_caret_blink_enabled() const {
  3852. return caret_blink_enabled;
  3853. }
  3854. float TextEdit::get_caret_blink_interval() const {
  3855. return caret_blink_timer->get_wait_time();
  3856. }
  3857. void TextEdit::set_caret_blink_interval(const float p_interval) {
  3858. ERR_FAIL_COND(p_interval <= 0);
  3859. caret_blink_timer->set_wait_time(p_interval);
  3860. }
  3861. void TextEdit::set_draw_caret_when_editable_disabled(bool p_enable) {
  3862. if (draw_caret_when_editable_disabled == p_enable) {
  3863. return;
  3864. }
  3865. draw_caret_when_editable_disabled = p_enable;
  3866. queue_redraw();
  3867. }
  3868. bool TextEdit::is_drawing_caret_when_editable_disabled() const {
  3869. return draw_caret_when_editable_disabled;
  3870. }
  3871. void TextEdit::set_move_caret_on_right_click_enabled(const bool p_enabled) {
  3872. move_caret_on_right_click = p_enabled;
  3873. }
  3874. bool TextEdit::is_move_caret_on_right_click_enabled() const {
  3875. return move_caret_on_right_click;
  3876. }
  3877. void TextEdit::set_caret_mid_grapheme_enabled(const bool p_enabled) {
  3878. caret_mid_grapheme_enabled = p_enabled;
  3879. }
  3880. bool TextEdit::is_caret_mid_grapheme_enabled() const {
  3881. return caret_mid_grapheme_enabled;
  3882. }
  3883. void TextEdit::set_multiple_carets_enabled(bool p_enabled) {
  3884. multi_carets_enabled = p_enabled;
  3885. if (!multi_carets_enabled) {
  3886. remove_secondary_carets();
  3887. multicaret_edit_count = 0;
  3888. multicaret_edit_ignore_carets.clear();
  3889. multicaret_edit_merge_queued = false;
  3890. }
  3891. }
  3892. bool TextEdit::is_multiple_carets_enabled() const {
  3893. return multi_carets_enabled;
  3894. }
  3895. int TextEdit::add_caret(int p_line, int p_column) {
  3896. if (!multi_carets_enabled) {
  3897. return -1;
  3898. }
  3899. _cancel_drag_and_drop_text();
  3900. p_line = CLAMP(p_line, 0, text.size() - 1);
  3901. p_column = CLAMP(p_column, 0, get_line(p_line).length());
  3902. if (!is_in_mulitcaret_edit()) {
  3903. // Carets cannot overlap.
  3904. if (get_selection_at_line_column(p_line, p_column, true, false) != -1) {
  3905. return -1;
  3906. }
  3907. }
  3908. carets.push_back(Caret());
  3909. int new_index = carets.size() - 1;
  3910. set_caret_line(p_line, false, false, -1, new_index);
  3911. set_caret_column(p_column, false, new_index);
  3912. _caret_changed(new_index);
  3913. if (is_in_mulitcaret_edit()) {
  3914. multicaret_edit_ignore_carets.insert(new_index);
  3915. merge_overlapping_carets();
  3916. }
  3917. return new_index;
  3918. }
  3919. void TextEdit::remove_caret(int p_caret) {
  3920. ERR_FAIL_COND_MSG(carets.size() <= 1, "The main caret should not be removed.");
  3921. ERR_FAIL_INDEX(p_caret, carets.size());
  3922. _caret_changed(p_caret);
  3923. carets.remove_at(p_caret);
  3924. if (drag_caret_index >= 0) {
  3925. if (p_caret == drag_caret_index) {
  3926. drag_caret_index = -1;
  3927. } else if (p_caret < drag_caret_index) {
  3928. drag_caret_index -= 1;
  3929. }
  3930. }
  3931. }
  3932. void TextEdit::remove_secondary_carets() {
  3933. if (carets.size() == 1) {
  3934. return;
  3935. }
  3936. _caret_changed();
  3937. carets.resize(1);
  3938. if (drag_caret_index >= 0) {
  3939. drag_caret_index = -1;
  3940. }
  3941. }
  3942. int TextEdit::get_caret_count() const {
  3943. // Don't include drag caret.
  3944. if (drag_caret_index >= 0) {
  3945. return carets.size() - 1;
  3946. }
  3947. return carets.size();
  3948. }
  3949. void TextEdit::add_caret_at_carets(bool p_below) {
  3950. if (!multi_carets_enabled) {
  3951. return;
  3952. }
  3953. const int last_line_max_wrap = get_line_wrap_count(text.size() - 1);
  3954. begin_multicaret_edit();
  3955. int view_target_caret = -1;
  3956. int view_line = p_below ? -1 : INT_MAX;
  3957. int num_carets = get_caret_count();
  3958. for (int i = 0; i < num_carets; i++) {
  3959. const int caret_line = get_caret_line(i);
  3960. const int caret_column = get_caret_column(i);
  3961. const bool is_selected = has_selection(i) || carets[i].last_fit_x != carets[i].selection.origin_last_fit_x;
  3962. const int selection_origin_line = get_selection_origin_line(i);
  3963. const int selection_origin_column = get_selection_origin_column(i);
  3964. const int caret_wrap_index = get_caret_wrap_index(i);
  3965. const int selection_origin_wrap_index = !is_selected ? -1 : get_line_wrap_index_at_column(selection_origin_line, selection_origin_column);
  3966. if (caret_line == 0 && !p_below && (caret_wrap_index == 0 || selection_origin_wrap_index == 0)) {
  3967. // Can't add above the first line.
  3968. continue;
  3969. }
  3970. if (caret_line == text.size() - 1 && p_below && (caret_wrap_index == last_line_max_wrap || selection_origin_wrap_index == last_line_max_wrap)) {
  3971. // Can't add below the last line.
  3972. continue;
  3973. }
  3974. // Add a new caret.
  3975. int new_caret_index = add_caret(caret_line, caret_column);
  3976. ERR_FAIL_COND_MSG(new_caret_index < 0, "Failed to add a caret.");
  3977. // Copy the selection origin and last fit.
  3978. set_selection_origin_line(selection_origin_line, true, -1, new_caret_index);
  3979. set_selection_origin_column(selection_origin_column, new_caret_index);
  3980. carets.write[new_caret_index].last_fit_x = carets[i].last_fit_x;
  3981. carets.write[new_caret_index].selection.origin_last_fit_x = carets[i].selection.origin_last_fit_x;
  3982. // Move the caret up or down one visible line.
  3983. if (!p_below) {
  3984. // Move caret up.
  3985. if (caret_wrap_index > 0) {
  3986. set_caret_line(caret_line, false, false, caret_wrap_index - 1, new_caret_index);
  3987. } else {
  3988. int new_line = caret_line - get_next_visible_line_offset_from(caret_line - 1, -1);
  3989. if (is_line_wrapped(new_line)) {
  3990. set_caret_line(new_line, false, false, get_line_wrap_count(new_line), new_caret_index);
  3991. } else {
  3992. set_caret_line(new_line, false, false, 0, new_caret_index);
  3993. }
  3994. }
  3995. // Move selection origin up.
  3996. if (is_selected) {
  3997. if (selection_origin_wrap_index > 0) {
  3998. set_selection_origin_line(caret_line, false, selection_origin_wrap_index - 1, new_caret_index);
  3999. } else {
  4000. int new_line = selection_origin_line - get_next_visible_line_offset_from(selection_origin_line - 1, -1);
  4001. if (is_line_wrapped(new_line)) {
  4002. set_selection_origin_line(new_line, false, get_line_wrap_count(new_line), new_caret_index);
  4003. } else {
  4004. set_selection_origin_line(new_line, false, 0, new_caret_index);
  4005. }
  4006. }
  4007. }
  4008. if (get_caret_line(new_caret_index) < view_line) {
  4009. view_line = get_caret_line(new_caret_index);
  4010. view_target_caret = new_caret_index;
  4011. }
  4012. } else {
  4013. // Move caret down.
  4014. if (caret_wrap_index < get_line_wrap_count(caret_line)) {
  4015. set_caret_line(caret_line, false, false, caret_wrap_index + 1, new_caret_index);
  4016. } else {
  4017. int new_line = caret_line + get_next_visible_line_offset_from(CLAMP(caret_line + 1, 0, text.size() - 1), 1);
  4018. set_caret_line(new_line, false, false, 0, new_caret_index);
  4019. }
  4020. // Move selection origin down.
  4021. if (is_selected) {
  4022. if (selection_origin_wrap_index < get_line_wrap_count(selection_origin_line)) {
  4023. set_selection_origin_line(selection_origin_line, false, selection_origin_wrap_index + 1, new_caret_index);
  4024. } else {
  4025. int new_line = selection_origin_line + get_next_visible_line_offset_from(CLAMP(selection_origin_line + 1, 0, text.size() - 1), 1);
  4026. set_selection_origin_line(new_line, false, 0, new_caret_index);
  4027. }
  4028. }
  4029. if (get_caret_line(new_caret_index) > view_line) {
  4030. view_line = get_caret_line(new_caret_index);
  4031. view_target_caret = new_caret_index;
  4032. }
  4033. }
  4034. if (is_selected) {
  4035. // Make sure selection is active.
  4036. select(get_selection_origin_line(new_caret_index), get_selection_origin_column(new_caret_index), get_caret_line(new_caret_index), get_caret_column(new_caret_index), new_caret_index);
  4037. carets.write[new_caret_index].last_fit_x = carets[i].last_fit_x;
  4038. carets.write[new_caret_index].selection.origin_last_fit_x = carets[i].selection.origin_last_fit_x;
  4039. }
  4040. bool check_edges = !has_selection(0) || !has_selection(new_caret_index);
  4041. bool will_merge_with_main_caret = _selection_contains(0, get_caret_line(new_caret_index), get_caret_column(new_caret_index), check_edges, false) || _selection_contains(new_caret_index, get_caret_line(0), get_caret_column(0), check_edges, false);
  4042. if (will_merge_with_main_caret) {
  4043. // Move next to the main caret so it stays the main caret after merging.
  4044. Caret new_caret = carets[new_caret_index];
  4045. carets.remove_at(new_caret_index);
  4046. carets.insert(0, new_caret);
  4047. i++;
  4048. }
  4049. }
  4050. // Show the topmost caret if added above or bottommost caret if added below.
  4051. if (view_target_caret >= 0 && view_target_caret < get_caret_count()) {
  4052. adjust_viewport_to_caret(view_target_caret);
  4053. }
  4054. merge_overlapping_carets();
  4055. end_multicaret_edit();
  4056. }
  4057. struct _CaretSortComparator {
  4058. _FORCE_INLINE_ bool operator()(const Vector3i &a, const Vector3i &b) const {
  4059. // x is column, y is line, z is caret index.
  4060. if (a.y == b.y) {
  4061. return a.x < b.x;
  4062. }
  4063. return a.y < b.y;
  4064. }
  4065. };
  4066. Vector<int> TextEdit::get_sorted_carets(bool p_include_ignored_carets) const {
  4067. // Returns caret indexes sorted by selection start or caret position from top to bottom of text.
  4068. Vector<Vector3i> caret_line_col_indexes;
  4069. for (int i = 0; i < get_caret_count(); i++) {
  4070. if (!p_include_ignored_carets && multicaret_edit_ignore_caret(i)) {
  4071. continue;
  4072. }
  4073. caret_line_col_indexes.push_back(Vector3i(get_selection_from_column(i), get_selection_from_line(i), i));
  4074. }
  4075. caret_line_col_indexes.sort_custom<_CaretSortComparator>();
  4076. Vector<int> sorted;
  4077. sorted.resize(caret_line_col_indexes.size());
  4078. for (int i = 0; i < caret_line_col_indexes.size(); i++) {
  4079. sorted.set(i, caret_line_col_indexes[i].z);
  4080. }
  4081. return sorted;
  4082. }
  4083. void TextEdit::collapse_carets(int p_from_line, int p_from_column, int p_to_line, int p_to_column, bool p_inclusive) {
  4084. // Collapse carets in the selected range to the from position.
  4085. // Clamp the collapse target position.
  4086. int collapse_line = CLAMP(p_from_line, 0, text.size() - 1);
  4087. int collapse_column = CLAMP(p_from_column, 0, text[collapse_line].length());
  4088. // Swap the lines if they are in the wrong order.
  4089. if (p_from_line > p_to_line) {
  4090. SWAP(p_from_line, p_to_line);
  4091. SWAP(p_from_column, p_to_column);
  4092. }
  4093. if (p_from_line == p_to_line && p_from_column > p_to_column) {
  4094. SWAP(p_from_column, p_to_column);
  4095. }
  4096. bool any_collapsed = false;
  4097. // Intentionally includes carets in the multicaret_edit_ignore list so that they are moved together.
  4098. for (int i = 0; i < get_caret_count(); i++) {
  4099. bool is_caret_in = _is_line_col_in_range(get_caret_line(i), get_caret_column(i), p_from_line, p_from_column, p_to_line, p_to_column, p_inclusive);
  4100. if (!has_selection(i)) {
  4101. if (is_caret_in) {
  4102. // Caret was in the collapsed area.
  4103. set_caret_line(collapse_line, false, true, -1, i);
  4104. set_caret_column(collapse_column, false, i);
  4105. if (is_in_mulitcaret_edit() && get_caret_count() > 1) {
  4106. multicaret_edit_ignore_carets.insert(i);
  4107. }
  4108. any_collapsed = true;
  4109. }
  4110. } else {
  4111. bool is_origin_in = _is_line_col_in_range(get_selection_origin_line(i), get_selection_origin_column(i), p_from_line, p_from_column, p_to_line, p_to_column, p_inclusive);
  4112. if (is_caret_in && is_origin_in) {
  4113. // Selection was completely encapsulated.
  4114. deselect(i);
  4115. set_caret_line(collapse_line, false, true, -1, i);
  4116. set_caret_column(collapse_column, false, i);
  4117. if (is_in_mulitcaret_edit() && get_caret_count() > 1) {
  4118. multicaret_edit_ignore_carets.insert(i);
  4119. }
  4120. any_collapsed = true;
  4121. } else if (is_caret_in) {
  4122. // Only caret was inside.
  4123. set_caret_line(collapse_line, false, true, -1, i);
  4124. set_caret_column(collapse_column, false, i);
  4125. any_collapsed = true;
  4126. } else if (is_origin_in) {
  4127. // Only selection origin was inside.
  4128. set_selection_origin_line(collapse_line, true, -1, i);
  4129. set_selection_origin_column(collapse_column, i);
  4130. any_collapsed = true;
  4131. }
  4132. }
  4133. if (!p_inclusive && !any_collapsed) {
  4134. if ((get_caret_line(i) == collapse_line && get_caret_column(i) == collapse_column) || (get_selection_origin_line(i) == collapse_line && get_selection_origin_column(i) == collapse_column)) {
  4135. // Make sure to queue a merge, even if we didn't include it.
  4136. any_collapsed = true;
  4137. }
  4138. }
  4139. }
  4140. if (any_collapsed) {
  4141. merge_overlapping_carets();
  4142. }
  4143. }
  4144. void TextEdit::merge_overlapping_carets() {
  4145. if (is_in_mulitcaret_edit()) {
  4146. // Queue merge to be performed the end of the multicaret edit.
  4147. multicaret_edit_merge_queued = true;
  4148. return;
  4149. }
  4150. multicaret_edit_merge_queued = false;
  4151. multicaret_edit_ignore_carets.clear();
  4152. if (get_caret_count() == 1) {
  4153. return;
  4154. }
  4155. Vector<int> sorted_carets = get_sorted_carets(true);
  4156. for (int i = 0; i < sorted_carets.size() - 1; i++) {
  4157. int first_caret = sorted_carets[i];
  4158. int second_caret = sorted_carets[i + 1];
  4159. bool merge_carets;
  4160. if (!has_selection(first_caret) || !has_selection(second_caret)) {
  4161. // Merge if touching.
  4162. merge_carets = get_selection_from_line(second_caret) < get_selection_to_line(first_caret) || (get_selection_from_line(second_caret) == get_selection_to_line(first_caret) && get_selection_from_column(second_caret) <= get_selection_to_column(first_caret));
  4163. } else {
  4164. // Merge two selections if overlapping.
  4165. merge_carets = get_selection_from_line(second_caret) < get_selection_to_line(first_caret) || (get_selection_from_line(second_caret) == get_selection_to_line(first_caret) && get_selection_from_column(second_caret) < get_selection_to_column(first_caret));
  4166. }
  4167. if (!merge_carets) {
  4168. continue;
  4169. }
  4170. // Save the newest one for Click + Drag.
  4171. int caret_to_save = first_caret;
  4172. int caret_to_remove = second_caret;
  4173. if (first_caret < second_caret) {
  4174. caret_to_save = second_caret;
  4175. caret_to_remove = first_caret;
  4176. }
  4177. if (get_selection_from_line(caret_to_save) != get_selection_from_line(caret_to_remove) || get_selection_to_line(caret_to_save) != get_selection_to_line(caret_to_remove) || get_selection_from_column(caret_to_save) != get_selection_from_column(caret_to_remove) || get_selection_to_column(caret_to_save) != get_selection_to_column(caret_to_remove)) {
  4178. // Selections are not the same, merge them into one bigger selection.
  4179. int new_from_line = MIN(get_selection_from_line(caret_to_remove), get_selection_from_line(caret_to_save));
  4180. int new_to_line = MAX(get_selection_to_line(caret_to_remove), get_selection_to_line(caret_to_save));
  4181. int new_from_col;
  4182. int new_to_col;
  4183. if (get_selection_from_line(caret_to_remove) < get_selection_from_line(caret_to_save)) {
  4184. new_from_col = get_selection_from_column(caret_to_remove);
  4185. } else if (get_selection_from_line(caret_to_remove) > get_selection_from_line(caret_to_save)) {
  4186. new_from_col = get_selection_from_column(caret_to_save);
  4187. } else {
  4188. new_from_col = MIN(get_selection_from_column(caret_to_remove), get_selection_from_column(caret_to_save));
  4189. }
  4190. if (get_selection_to_line(caret_to_remove) < get_selection_to_line(caret_to_save)) {
  4191. new_to_col = get_selection_to_column(caret_to_save);
  4192. } else if (get_selection_to_line(caret_to_remove) > get_selection_to_line(caret_to_save)) {
  4193. new_to_col = get_selection_to_column(caret_to_remove);
  4194. } else {
  4195. new_to_col = MAX(get_selection_to_column(caret_to_remove), get_selection_to_column(caret_to_save));
  4196. }
  4197. // Use the direction from the last caret or the saved one.
  4198. int caret_dir_to_copy;
  4199. if (has_selection(caret_to_remove) && has_selection(caret_to_save)) {
  4200. caret_dir_to_copy = caret_to_remove == get_caret_count() - 1 ? caret_to_remove : caret_to_save;
  4201. } else {
  4202. caret_dir_to_copy = !has_selection(caret_to_remove) ? caret_to_save : caret_to_remove;
  4203. }
  4204. if (is_caret_after_selection_origin(caret_dir_to_copy)) {
  4205. select(new_from_line, new_from_col, new_to_line, new_to_col, caret_to_save);
  4206. } else {
  4207. select(new_to_line, new_to_col, new_from_line, new_from_col, caret_to_save);
  4208. }
  4209. }
  4210. if (caret_to_save == 0) {
  4211. adjust_viewport_to_caret(caret_to_save);
  4212. }
  4213. remove_caret(caret_to_remove);
  4214. // Update the rest of the sorted list.
  4215. for (int j = i; j < sorted_carets.size(); j++) {
  4216. if (sorted_carets[j] > caret_to_remove) {
  4217. // Shift the index since a caret before it was removed.
  4218. sorted_carets.write[j] -= 1;
  4219. }
  4220. }
  4221. // Remove the caret from the sorted array.
  4222. sorted_carets.remove_at(caret_to_remove == first_caret ? i : i + 1);
  4223. // Process the caret again, since it and the next caret might also overlap.
  4224. i--;
  4225. }
  4226. }
  4227. // Starts a multicaret edit operation. Call this before iterating over the carets and call [end_multicaret_edit] afterwards.
  4228. void TextEdit::begin_multicaret_edit() {
  4229. if (!multi_carets_enabled) {
  4230. return;
  4231. }
  4232. multicaret_edit_count++;
  4233. }
  4234. void TextEdit::end_multicaret_edit() {
  4235. if (!multi_carets_enabled) {
  4236. return;
  4237. }
  4238. if (multicaret_edit_count > 0) {
  4239. multicaret_edit_count--;
  4240. }
  4241. if (multicaret_edit_count != 0) {
  4242. return;
  4243. }
  4244. // This was the last multicaret edit operation.
  4245. if (multicaret_edit_merge_queued) {
  4246. merge_overlapping_carets();
  4247. }
  4248. multicaret_edit_ignore_carets.clear();
  4249. }
  4250. bool TextEdit::is_in_mulitcaret_edit() const {
  4251. return multicaret_edit_count > 0;
  4252. }
  4253. bool TextEdit::multicaret_edit_ignore_caret(int p_caret) const {
  4254. return multicaret_edit_ignore_carets.has(p_caret);
  4255. }
  4256. bool TextEdit::is_caret_visible(int p_caret) const {
  4257. ERR_FAIL_INDEX_V(p_caret, carets.size(), 0);
  4258. return carets[p_caret].visible;
  4259. }
  4260. Point2 TextEdit::get_caret_draw_pos(int p_caret) const {
  4261. ERR_FAIL_INDEX_V(p_caret, carets.size(), Point2(0, 0));
  4262. return carets[p_caret].draw_pos;
  4263. }
  4264. void TextEdit::set_caret_line(int p_line, bool p_adjust_viewport, bool p_can_be_hidden, int p_wrap_index, int p_caret) {
  4265. ERR_FAIL_INDEX(p_caret, carets.size());
  4266. if (setting_caret_line) {
  4267. return;
  4268. }
  4269. setting_caret_line = true;
  4270. p_line = CLAMP(p_line, 0, text.size() - 1);
  4271. if (!p_can_be_hidden) {
  4272. if (_is_line_hidden(p_line)) {
  4273. int move_down = get_next_visible_line_offset_from(p_line, 1) - 1;
  4274. if (p_line + move_down <= text.size() - 1 && !_is_line_hidden(p_line + move_down)) {
  4275. p_line += move_down;
  4276. } else {
  4277. int move_up = get_next_visible_line_offset_from(p_line, -1) - 1;
  4278. if (p_line - move_up > 0 && !_is_line_hidden(p_line - move_up)) {
  4279. p_line -= move_up;
  4280. } else {
  4281. WARN_PRINT("Caret set to hidden line " + itos(p_line) + " and there are no nonhidden lines.");
  4282. }
  4283. }
  4284. }
  4285. }
  4286. bool caret_moved = get_caret_line(p_caret) != p_line;
  4287. carets.write[p_caret].line = p_line;
  4288. int n_col;
  4289. if (p_wrap_index >= 0) {
  4290. // Keep caret in same visual x position it was at previously.
  4291. n_col = _get_char_pos_for_line(carets[p_caret].last_fit_x, p_line, p_wrap_index);
  4292. if (n_col != 0 && get_line_wrapping_mode() != LineWrappingMode::LINE_WRAPPING_NONE && p_wrap_index < get_line_wrap_count(p_line)) {
  4293. // Offset by one to not go past the end of the wrapped line.
  4294. if (n_col >= text.get_line_wrap_ranges(p_line)[p_wrap_index].y) {
  4295. n_col -= 1;
  4296. }
  4297. }
  4298. } else {
  4299. // Clamp the column.
  4300. n_col = MIN(get_caret_column(p_caret), get_line(p_line).length());
  4301. }
  4302. caret_moved = (caret_moved || get_caret_column(p_caret) != n_col);
  4303. carets.write[p_caret].column = n_col;
  4304. // Unselect if the caret moved to the selection origin.
  4305. if (p_wrap_index >= 0 && has_selection(p_caret) && get_caret_line(p_caret) == get_selection_origin_line(p_caret) && get_caret_column(p_caret) == get_selection_origin_column(p_caret)) {
  4306. deselect(p_caret);
  4307. }
  4308. if (is_inside_tree() && p_adjust_viewport) {
  4309. adjust_viewport_to_caret(p_caret);
  4310. }
  4311. setting_caret_line = false;
  4312. if (caret_moved) {
  4313. _caret_changed(p_caret);
  4314. }
  4315. }
  4316. int TextEdit::get_caret_line(int p_caret) const {
  4317. ERR_FAIL_INDEX_V(p_caret, carets.size(), 0);
  4318. return carets[p_caret].line;
  4319. }
  4320. void TextEdit::set_caret_column(int p_column, bool p_adjust_viewport, int p_caret) {
  4321. ERR_FAIL_INDEX(p_caret, carets.size());
  4322. p_column = CLAMP(p_column, 0, get_line(get_caret_line(p_caret)).length());
  4323. bool caret_moved = get_caret_column(p_caret) != p_column;
  4324. carets.write[p_caret].column = p_column;
  4325. carets.write[p_caret].last_fit_x = _get_column_x_offset_for_line(get_caret_column(p_caret), get_caret_line(p_caret), get_caret_column(p_caret));
  4326. if (!has_selection(p_caret)) {
  4327. // Set the selection origin last fit x to be the same, so we can tell if there was a selection.
  4328. carets.write[p_caret].selection.origin_last_fit_x = carets[p_caret].last_fit_x;
  4329. }
  4330. // Unselect if the caret moved to the selection origin.
  4331. if (has_selection(p_caret) && get_caret_line(p_caret) == get_selection_origin_line(p_caret) && get_caret_column(p_caret) == get_selection_origin_column(p_caret)) {
  4332. deselect(p_caret);
  4333. }
  4334. if (is_inside_tree() && p_adjust_viewport) {
  4335. adjust_viewport_to_caret(p_caret);
  4336. }
  4337. if (caret_moved) {
  4338. _caret_changed(p_caret);
  4339. }
  4340. }
  4341. int TextEdit::get_caret_column(int p_caret) const {
  4342. ERR_FAIL_INDEX_V(p_caret, carets.size(), 0);
  4343. return carets[p_caret].column;
  4344. }
  4345. int TextEdit::get_caret_wrap_index(int p_caret) const {
  4346. ERR_FAIL_INDEX_V(p_caret, carets.size(), 0);
  4347. return get_line_wrap_index_at_column(get_caret_line(p_caret), get_caret_column(p_caret));
  4348. }
  4349. String TextEdit::get_word_under_caret(int p_caret) const {
  4350. ERR_FAIL_COND_V(p_caret >= carets.size() || p_caret < -1, "");
  4351. StringBuilder selected_text;
  4352. for (int c = 0; c < carets.size(); c++) {
  4353. if (p_caret != -1 && p_caret != c) {
  4354. continue;
  4355. }
  4356. PackedInt32Array words = TS->shaped_text_get_word_breaks(text.get_line_data(get_caret_line(c))->get_rid());
  4357. for (int i = 0; i < words.size(); i = i + 2) {
  4358. if (words[i] <= get_caret_column(c) && words[i + 1] > get_caret_column(c)) {
  4359. selected_text += text[get_caret_line(c)].substr(words[i], words[i + 1] - words[i]);
  4360. if (p_caret == -1 && c != carets.size() - 1) {
  4361. selected_text += "\n";
  4362. }
  4363. }
  4364. }
  4365. }
  4366. return selected_text.as_string();
  4367. }
  4368. /* Selection. */
  4369. void TextEdit::set_selecting_enabled(const bool p_enabled) {
  4370. if (selecting_enabled == p_enabled) {
  4371. return;
  4372. }
  4373. selecting_enabled = p_enabled;
  4374. if (!selecting_enabled) {
  4375. deselect();
  4376. }
  4377. }
  4378. bool TextEdit::is_selecting_enabled() const {
  4379. return selecting_enabled;
  4380. }
  4381. void TextEdit::set_deselect_on_focus_loss_enabled(const bool p_enabled) {
  4382. if (deselect_on_focus_loss_enabled == p_enabled) {
  4383. return;
  4384. }
  4385. deselect_on_focus_loss_enabled = p_enabled;
  4386. if (p_enabled && has_selection() && !has_focus()) {
  4387. deselect();
  4388. }
  4389. }
  4390. bool TextEdit::is_deselect_on_focus_loss_enabled() const {
  4391. return deselect_on_focus_loss_enabled;
  4392. }
  4393. void TextEdit::set_drag_and_drop_selection_enabled(const bool p_enabled) {
  4394. drag_and_drop_selection_enabled = p_enabled;
  4395. }
  4396. bool TextEdit::is_drag_and_drop_selection_enabled() const {
  4397. return drag_and_drop_selection_enabled;
  4398. }
  4399. void TextEdit::set_selection_mode(SelectionMode p_mode) {
  4400. selecting_mode = p_mode;
  4401. }
  4402. TextEdit::SelectionMode TextEdit::get_selection_mode() const {
  4403. return selecting_mode;
  4404. }
  4405. void TextEdit::select_all() {
  4406. _push_current_op();
  4407. if (!selecting_enabled) {
  4408. return;
  4409. }
  4410. if (text.size() == 1 && text[0].length() == 0) {
  4411. return;
  4412. }
  4413. remove_secondary_carets();
  4414. set_selection_mode(SelectionMode::SELECTION_MODE_SHIFT);
  4415. select(0, 0, text.size() - 1, text[text.size() - 1].length());
  4416. }
  4417. void TextEdit::select_word_under_caret(int p_caret) {
  4418. ERR_FAIL_COND(p_caret >= carets.size() || p_caret < -1);
  4419. _push_current_op();
  4420. if (!selecting_enabled) {
  4421. return;
  4422. }
  4423. if (text.size() == 1 && text[0].length() == 0) {
  4424. return;
  4425. }
  4426. for (int c = 0; c < carets.size(); c++) {
  4427. if (p_caret != -1 && p_caret != c) {
  4428. continue;
  4429. }
  4430. if (has_selection(c)) {
  4431. // Allow toggling selection by pressing the shortcut a second time.
  4432. // This is also usable as a general-purpose "deselect" shortcut after
  4433. // selecting anything.
  4434. deselect(c);
  4435. continue;
  4436. }
  4437. int begin = 0;
  4438. int end = 0;
  4439. const PackedInt32Array words = TS->shaped_text_get_word_breaks(text.get_line_data(get_caret_line(c))->get_rid());
  4440. for (int i = 0; i < words.size(); i = i + 2) {
  4441. if ((words[i] <= get_caret_column(c) && words[i + 1] >= get_caret_column(c)) || (i == words.size() - 2 && get_caret_column(c) == words[i + 1])) {
  4442. begin = words[i];
  4443. end = words[i + 1];
  4444. break;
  4445. }
  4446. }
  4447. // No word found.
  4448. if (begin == 0 && end == 0) {
  4449. continue;
  4450. }
  4451. select(get_caret_line(c), begin, get_caret_line(c), end, c);
  4452. }
  4453. merge_overlapping_carets();
  4454. }
  4455. void TextEdit::add_selection_for_next_occurrence() {
  4456. if (!selecting_enabled || !is_multiple_carets_enabled()) {
  4457. return;
  4458. }
  4459. if (text.size() == 1 && text[0].length() == 0) {
  4460. return;
  4461. }
  4462. _push_current_op();
  4463. // Always use the last caret, to correctly search for
  4464. // the next occurrence that comes after this caret.
  4465. int caret = get_caret_count() - 1;
  4466. if (!has_selection(caret)) {
  4467. select_word_under_caret(caret);
  4468. return;
  4469. }
  4470. const String &highlighted_text = get_selected_text(caret);
  4471. int column = get_selection_from_column(caret) + 1;
  4472. int line = get_caret_line(caret);
  4473. const Point2i next_occurrence = search(highlighted_text, SEARCH_MATCH_CASE, line, column);
  4474. if (next_occurrence.x == -1 || next_occurrence.y == -1) {
  4475. return;
  4476. }
  4477. int to_column = get_selection_to_column(caret) + 1;
  4478. int end = next_occurrence.x + (to_column - column);
  4479. int new_caret = add_caret(next_occurrence.y, end);
  4480. if (new_caret != -1) {
  4481. select(next_occurrence.y, next_occurrence.x, next_occurrence.y, end, new_caret);
  4482. adjust_viewport_to_caret(new_caret);
  4483. merge_overlapping_carets();
  4484. }
  4485. }
  4486. void TextEdit::skip_selection_for_next_occurrence() {
  4487. if (!selecting_enabled) {
  4488. return;
  4489. }
  4490. if (text.size() == 1 && text[0].length() == 0) {
  4491. return;
  4492. }
  4493. // Always use the last caret, to correctly search for
  4494. // the next occurrence that comes after this caret.
  4495. int caret = get_caret_count() - 1;
  4496. // Supports getting the text under caret without selecting it.
  4497. // It allows to use this shortcut to simply jump to the next (under caret) word.
  4498. // Due to const and &(reference) presence, ternary operator is a way to avoid errors and warnings.
  4499. const String &searched_text = has_selection(caret) ? get_selected_text(caret) : get_word_under_caret(caret);
  4500. int column = (has_selection(caret) ? get_selection_from_column(caret) : get_caret_column(caret)) + 1;
  4501. int line = get_caret_line(caret);
  4502. const Point2i next_occurrence = search(searched_text, SEARCH_MATCH_CASE, line, column);
  4503. if (next_occurrence.x == -1 || next_occurrence.y == -1) {
  4504. return;
  4505. }
  4506. int to_column = (has_selection(caret) ? get_selection_to_column(caret) : get_caret_column(caret)) + 1;
  4507. int end = next_occurrence.x + (to_column - column);
  4508. int new_caret = add_caret(next_occurrence.y, end);
  4509. if (new_caret != -1) {
  4510. select(next_occurrence.y, next_occurrence.x, next_occurrence.y, end, new_caret);
  4511. adjust_viewport_to_caret(new_caret);
  4512. merge_overlapping_carets();
  4513. }
  4514. // Deselect word under previous caret.
  4515. if (has_selection(caret)) {
  4516. select_word_under_caret(caret);
  4517. }
  4518. // Remove previous caret.
  4519. if (get_caret_count() > 1) {
  4520. remove_caret(caret);
  4521. }
  4522. }
  4523. void TextEdit::select(int p_origin_line, int p_origin_column, int p_caret_line, int p_caret_column, int p_caret) {
  4524. ERR_FAIL_INDEX(p_caret, get_caret_count());
  4525. p_caret_line = CLAMP(p_caret_line, 0, text.size() - 1);
  4526. p_caret_column = CLAMP(p_caret_column, 0, text[p_caret_line].length());
  4527. set_caret_line(p_caret_line, false, true, -1, p_caret);
  4528. set_caret_column(p_caret_column, false, p_caret);
  4529. if (!selecting_enabled) {
  4530. return;
  4531. }
  4532. p_origin_line = CLAMP(p_origin_line, 0, text.size() - 1);
  4533. p_origin_column = CLAMP(p_origin_column, 0, text[p_origin_line].length());
  4534. set_selection_origin_line(p_origin_line, true, -1, p_caret);
  4535. set_selection_origin_column(p_origin_column, p_caret);
  4536. bool had_selection = has_selection(p_caret);
  4537. bool activate = p_origin_line != p_caret_line || p_origin_column != p_caret_column;
  4538. carets.write[p_caret].selection.active = activate;
  4539. if (had_selection != activate) {
  4540. _selection_changed(p_caret);
  4541. }
  4542. }
  4543. bool TextEdit::has_selection(int p_caret) const {
  4544. ERR_FAIL_COND_V(p_caret >= carets.size() || p_caret < -1, false);
  4545. if (p_caret >= 0) {
  4546. return carets[p_caret].selection.active;
  4547. }
  4548. for (int i = 0; i < carets.size(); i++) {
  4549. if (carets[i].selection.active) {
  4550. return true;
  4551. }
  4552. }
  4553. return false;
  4554. }
  4555. String TextEdit::get_selected_text(int p_caret) {
  4556. ERR_FAIL_COND_V(p_caret >= carets.size() || p_caret < -1, "");
  4557. if (p_caret >= 0) {
  4558. if (!has_selection(p_caret)) {
  4559. return "";
  4560. }
  4561. return _base_get_text(get_selection_from_line(p_caret), get_selection_from_column(p_caret), get_selection_to_line(p_caret), get_selection_to_column(p_caret));
  4562. }
  4563. StringBuilder selected_text;
  4564. Vector<int> sorted_carets = get_sorted_carets();
  4565. for (int i = 0; i < sorted_carets.size(); i++) {
  4566. int caret_index = sorted_carets[i];
  4567. if (!has_selection(caret_index)) {
  4568. continue;
  4569. }
  4570. if (selected_text.get_string_length() != 0) {
  4571. selected_text += "\n";
  4572. }
  4573. selected_text += _base_get_text(get_selection_from_line(caret_index), get_selection_from_column(caret_index), get_selection_to_line(caret_index), get_selection_to_column(caret_index));
  4574. }
  4575. return selected_text.as_string();
  4576. }
  4577. int TextEdit::get_selection_at_line_column(int p_line, int p_column, bool p_include_edges, bool p_only_selections) const {
  4578. // Return the caret index of the found selection, or -1.
  4579. for (int i = 0; i < get_caret_count(); i++) {
  4580. if (_selection_contains(i, p_line, p_column, p_include_edges, p_only_selections)) {
  4581. return i;
  4582. }
  4583. }
  4584. return -1;
  4585. }
  4586. Vector<Point2i> TextEdit::get_line_ranges_from_carets(bool p_only_selections, bool p_merge_adjacent) const {
  4587. // Get a series of line ranges that cover all lines that have a caret or selection.
  4588. // For each Point2i range, x is the first line and y is the last line.
  4589. Vector<Point2i> ret;
  4590. int last_to_line = INT_MIN;
  4591. Vector<int> sorted_carets = get_sorted_carets();
  4592. for (int i = 0; i < sorted_carets.size(); i++) {
  4593. int caret_index = sorted_carets[i];
  4594. if (p_only_selections && !has_selection(caret_index)) {
  4595. continue;
  4596. }
  4597. Point2i range = Point2i(get_selection_from_line(caret_index), get_selection_to_line(caret_index));
  4598. if (has_selection(caret_index) && get_selection_to_column(caret_index) == 0) {
  4599. // Dont include selection end line if it ends at column 0.
  4600. range.y--;
  4601. }
  4602. if (range.x == last_to_line || (p_merge_adjacent && range.x - 1 == last_to_line)) {
  4603. // Merge if starts on the same line or adjacent line.
  4604. ret.write[ret.size() - 1].y = range.y;
  4605. } else {
  4606. ret.append(range);
  4607. }
  4608. last_to_line = range.y;
  4609. }
  4610. return ret;
  4611. }
  4612. TypedArray<Vector2i> TextEdit::get_line_ranges_from_carets_typed_array(bool p_only_selections, bool p_merge_adjacent) const {
  4613. // Wrapper for `get_line_ranges_from_carets` to return a datatype that can be exposed.
  4614. TypedArray<Vector2i> ret;
  4615. Vector<Point2i> ranges = get_line_ranges_from_carets(p_only_selections, p_merge_adjacent);
  4616. for (const Point2i &range : ranges) {
  4617. ret.push_back(range);
  4618. }
  4619. return ret;
  4620. }
  4621. void TextEdit::set_selection_origin_line(int p_line, bool p_can_be_hidden, int p_wrap_index, int p_caret) {
  4622. if (!selecting_enabled) {
  4623. return;
  4624. }
  4625. ERR_FAIL_INDEX(p_caret, carets.size());
  4626. p_line = CLAMP(p_line, 0, text.size() - 1);
  4627. if (!p_can_be_hidden) {
  4628. if (_is_line_hidden(p_line)) {
  4629. int move_down = get_next_visible_line_offset_from(p_line, 1) - 1;
  4630. if (p_line + move_down <= text.size() - 1 && !_is_line_hidden(p_line + move_down)) {
  4631. p_line += move_down;
  4632. } else {
  4633. int move_up = get_next_visible_line_offset_from(p_line, -1) - 1;
  4634. if (p_line - move_up > 0 && !_is_line_hidden(p_line - move_up)) {
  4635. p_line -= move_up;
  4636. } else {
  4637. WARN_PRINT("Selection origin set to hidden line " + itos(p_line) + " and there are no nonhidden lines.");
  4638. }
  4639. }
  4640. }
  4641. }
  4642. bool selection_moved = get_selection_origin_line(p_caret) != p_line;
  4643. carets.write[p_caret].selection.origin_line = p_line;
  4644. int n_col;
  4645. if (p_wrap_index >= 0) {
  4646. // Keep selection origin in same visual x position it was at previously.
  4647. n_col = _get_char_pos_for_line(carets[p_caret].selection.origin_last_fit_x, p_line, p_wrap_index);
  4648. if (n_col != 0 && get_line_wrapping_mode() != LineWrappingMode::LINE_WRAPPING_NONE && p_wrap_index < get_line_wrap_count(p_line)) {
  4649. // Offset by one to not go past the end of the wrapped line.
  4650. if (n_col >= text.get_line_wrap_ranges(p_line)[p_wrap_index].y) {
  4651. n_col -= 1;
  4652. }
  4653. }
  4654. } else {
  4655. // Clamp the column.
  4656. n_col = MIN(get_selection_origin_column(p_caret), get_line(p_line).length());
  4657. }
  4658. selection_moved = (selection_moved || get_selection_origin_column(p_caret) != n_col);
  4659. carets.write[p_caret].selection.origin_column = n_col;
  4660. // Unselect if the selection origin moved to the caret.
  4661. if (p_wrap_index >= 0 && has_selection(p_caret) && get_caret_line(p_caret) == get_selection_origin_line(p_caret) && get_caret_column(p_caret) == get_selection_origin_column(p_caret)) {
  4662. deselect(p_caret);
  4663. }
  4664. if (selection_moved && has_selection(p_caret)) {
  4665. _selection_changed(p_caret);
  4666. }
  4667. }
  4668. void TextEdit::set_selection_origin_column(int p_column, int p_caret) {
  4669. if (!selecting_enabled) {
  4670. return;
  4671. }
  4672. ERR_FAIL_INDEX(p_caret, carets.size());
  4673. p_column = CLAMP(p_column, 0, get_line(get_selection_origin_line(p_caret)).length());
  4674. bool selection_moved = get_selection_origin_column(p_caret) != p_column;
  4675. carets.write[p_caret].selection.origin_column = p_column;
  4676. carets.write[p_caret].selection.origin_last_fit_x = _get_column_x_offset_for_line(get_selection_origin_column(p_caret), get_selection_origin_line(p_caret), get_selection_origin_column(p_caret));
  4677. // Unselect if the selection origin moved to the caret.
  4678. if (has_selection(p_caret) && get_caret_line(p_caret) == get_selection_origin_line(p_caret) && get_caret_column(p_caret) == get_selection_origin_column(p_caret)) {
  4679. deselect(p_caret);
  4680. }
  4681. if (selection_moved && has_selection(p_caret)) {
  4682. _selection_changed(p_caret);
  4683. }
  4684. }
  4685. int TextEdit::get_selection_origin_line(int p_caret) const {
  4686. ERR_FAIL_INDEX_V(p_caret, carets.size(), -1);
  4687. return carets[p_caret].selection.origin_line;
  4688. }
  4689. int TextEdit::get_selection_origin_column(int p_caret) const {
  4690. ERR_FAIL_INDEX_V(p_caret, carets.size(), -1);
  4691. return carets[p_caret].selection.origin_column;
  4692. }
  4693. int TextEdit::get_selection_from_line(int p_caret) const {
  4694. ERR_FAIL_INDEX_V(p_caret, carets.size(), -1);
  4695. if (!has_selection(p_caret)) {
  4696. return carets[p_caret].line;
  4697. }
  4698. return MIN(carets[p_caret].selection.origin_line, carets[p_caret].line);
  4699. }
  4700. int TextEdit::get_selection_from_column(int p_caret) const {
  4701. ERR_FAIL_INDEX_V(p_caret, carets.size(), -1);
  4702. if (!has_selection(p_caret)) {
  4703. return carets[p_caret].column;
  4704. }
  4705. if (carets[p_caret].selection.origin_line < carets[p_caret].line) {
  4706. return carets[p_caret].selection.origin_column;
  4707. } else if (carets[p_caret].selection.origin_line > carets[p_caret].line) {
  4708. return carets[p_caret].column;
  4709. } else {
  4710. return MIN(carets[p_caret].selection.origin_column, carets[p_caret].column);
  4711. }
  4712. }
  4713. int TextEdit::get_selection_to_line(int p_caret) const {
  4714. ERR_FAIL_INDEX_V(p_caret, carets.size(), -1);
  4715. if (!has_selection(p_caret)) {
  4716. return carets[p_caret].line;
  4717. }
  4718. return MAX(carets[p_caret].selection.origin_line, carets[p_caret].line);
  4719. }
  4720. int TextEdit::get_selection_to_column(int p_caret) const {
  4721. ERR_FAIL_INDEX_V(p_caret, carets.size(), -1);
  4722. if (!has_selection(p_caret)) {
  4723. return carets[p_caret].column;
  4724. }
  4725. if (carets[p_caret].selection.origin_line < carets[p_caret].line) {
  4726. return carets[p_caret].column;
  4727. } else if (carets[p_caret].selection.origin_line > carets[p_caret].line) {
  4728. return carets[p_caret].selection.origin_column;
  4729. } else {
  4730. return MAX(carets[p_caret].selection.origin_column, carets[p_caret].column);
  4731. }
  4732. }
  4733. bool TextEdit::is_caret_after_selection_origin(int p_caret) const {
  4734. ERR_FAIL_INDEX_V(p_caret, carets.size(), false);
  4735. if (!has_selection(p_caret)) {
  4736. return true;
  4737. }
  4738. return carets[p_caret].line > carets[p_caret].selection.origin_line || (carets[p_caret].line == carets[p_caret].selection.origin_line && carets[p_caret].column >= carets[p_caret].selection.origin_column);
  4739. }
  4740. void TextEdit::deselect(int p_caret) {
  4741. ERR_FAIL_COND(p_caret >= carets.size() || p_caret < -1);
  4742. bool selection_changed = false;
  4743. if (p_caret >= 0) {
  4744. selection_changed = carets.write[p_caret].selection.active;
  4745. carets.write[p_caret].selection.active = false;
  4746. } else {
  4747. for (int i = 0; i < carets.size(); i++) {
  4748. selection_changed |= carets.write[i].selection.active;
  4749. carets.write[i].selection.active = false;
  4750. }
  4751. }
  4752. if (selection_changed) {
  4753. _selection_changed(p_caret);
  4754. }
  4755. }
  4756. void TextEdit::delete_selection(int p_caret) {
  4757. ERR_FAIL_COND(p_caret >= get_caret_count() || p_caret < -1);
  4758. begin_complex_operation();
  4759. begin_multicaret_edit();
  4760. for (int i = 0; i < get_caret_count(); i++) {
  4761. if (p_caret != -1 && p_caret != i) {
  4762. continue;
  4763. }
  4764. if (p_caret == -1 && multicaret_edit_ignore_caret(i)) {
  4765. continue;
  4766. }
  4767. if (!has_selection(i)) {
  4768. continue;
  4769. }
  4770. int selection_from_line = get_selection_from_line(i);
  4771. int selection_from_column = get_selection_from_column(i);
  4772. int selection_to_line = get_selection_to_line(i);
  4773. int selection_to_column = get_selection_to_column(i);
  4774. _remove_text(selection_from_line, selection_from_column, selection_to_line, selection_to_column);
  4775. _offset_carets_after(selection_to_line, selection_to_column, selection_from_line, selection_from_column);
  4776. merge_overlapping_carets();
  4777. deselect(i);
  4778. set_caret_line(selection_from_line, false, false, -1, i);
  4779. set_caret_column(selection_from_column, i == 0, i);
  4780. }
  4781. end_multicaret_edit();
  4782. end_complex_operation();
  4783. }
  4784. /* Line wrapping. */
  4785. void TextEdit::set_line_wrapping_mode(LineWrappingMode p_wrapping_mode) {
  4786. if (line_wrapping_mode != p_wrapping_mode) {
  4787. line_wrapping_mode = p_wrapping_mode;
  4788. _update_wrap_at_column(true);
  4789. queue_redraw();
  4790. }
  4791. }
  4792. TextEdit::LineWrappingMode TextEdit::get_line_wrapping_mode() const {
  4793. return line_wrapping_mode;
  4794. }
  4795. void TextEdit::set_autowrap_mode(TextServer::AutowrapMode p_mode) {
  4796. if (autowrap_mode == p_mode) {
  4797. return;
  4798. }
  4799. autowrap_mode = p_mode;
  4800. if (get_line_wrapping_mode() != LineWrappingMode::LINE_WRAPPING_NONE) {
  4801. _update_wrap_at_column(true);
  4802. queue_redraw();
  4803. }
  4804. }
  4805. TextServer::AutowrapMode TextEdit::get_autowrap_mode() const {
  4806. return autowrap_mode;
  4807. }
  4808. bool TextEdit::is_line_wrapped(int p_line) const {
  4809. ERR_FAIL_INDEX_V(p_line, text.size(), 0);
  4810. if (get_line_wrapping_mode() == LineWrappingMode::LINE_WRAPPING_NONE) {
  4811. return false;
  4812. }
  4813. return text.get_line_wrap_amount(p_line) > 0;
  4814. }
  4815. int TextEdit::get_line_wrap_count(int p_line) const {
  4816. ERR_FAIL_INDEX_V(p_line, text.size(), 0);
  4817. if (!is_line_wrapped(p_line)) {
  4818. return 0;
  4819. }
  4820. return text.get_line_wrap_amount(p_line);
  4821. }
  4822. int TextEdit::get_line_wrap_index_at_column(int p_line, int p_column) const {
  4823. ERR_FAIL_INDEX_V(p_line, text.size(), 0);
  4824. ERR_FAIL_COND_V(p_column < 0, 0);
  4825. ERR_FAIL_COND_V(p_column > text[p_line].length(), 0);
  4826. if (!is_line_wrapped(p_line)) {
  4827. return 0;
  4828. }
  4829. /* Loop through wraps in the line text until we get to the column. */
  4830. int wrap_index = 0;
  4831. int col = 0;
  4832. Vector<String> lines = get_line_wrapped_text(p_line);
  4833. for (int i = 0; i < lines.size(); i++) {
  4834. wrap_index = i;
  4835. col += lines[wrap_index].length();
  4836. if (col > p_column) {
  4837. break;
  4838. }
  4839. }
  4840. return wrap_index;
  4841. }
  4842. Vector<String> TextEdit::get_line_wrapped_text(int p_line) const {
  4843. ERR_FAIL_INDEX_V(p_line, text.size(), Vector<String>());
  4844. Vector<String> lines;
  4845. if (!is_line_wrapped(p_line)) {
  4846. lines.push_back(text[p_line]);
  4847. return lines;
  4848. }
  4849. const String &line_text = text[p_line];
  4850. Vector<Vector2i> line_ranges = text.get_line_wrap_ranges(p_line);
  4851. for (int i = 0; i < line_ranges.size(); i++) {
  4852. lines.push_back(line_text.substr(line_ranges[i].x, line_ranges[i].y - line_ranges[i].x));
  4853. }
  4854. return lines;
  4855. }
  4856. /* Viewport */
  4857. // Scrolling.
  4858. void TextEdit::set_smooth_scroll_enabled(const bool p_enabled) {
  4859. v_scroll->set_smooth_scroll_enabled(p_enabled);
  4860. smooth_scroll_enabled = p_enabled;
  4861. }
  4862. bool TextEdit::is_smooth_scroll_enabled() const {
  4863. return smooth_scroll_enabled;
  4864. }
  4865. void TextEdit::set_scroll_past_end_of_file_enabled(const bool p_enabled) {
  4866. if (scroll_past_end_of_file_enabled == p_enabled) {
  4867. return;
  4868. }
  4869. scroll_past_end_of_file_enabled = p_enabled;
  4870. queue_redraw();
  4871. }
  4872. bool TextEdit::is_scroll_past_end_of_file_enabled() const {
  4873. return scroll_past_end_of_file_enabled;
  4874. }
  4875. VScrollBar *TextEdit::get_v_scroll_bar() const {
  4876. return v_scroll;
  4877. }
  4878. HScrollBar *TextEdit::get_h_scroll_bar() const {
  4879. return h_scroll;
  4880. }
  4881. void TextEdit::set_v_scroll(double p_scroll) {
  4882. v_scroll->set_value(p_scroll);
  4883. int max_v_scroll = v_scroll->get_max() - v_scroll->get_page();
  4884. if (p_scroll >= max_v_scroll - 1.0) {
  4885. _scroll_moved(v_scroll->get_value());
  4886. }
  4887. }
  4888. double TextEdit::get_v_scroll() const {
  4889. return v_scroll->get_value();
  4890. }
  4891. void TextEdit::set_h_scroll(int p_scroll) {
  4892. if (p_scroll < 0) {
  4893. p_scroll = 0;
  4894. }
  4895. h_scroll->set_value(p_scroll);
  4896. }
  4897. int TextEdit::get_h_scroll() const {
  4898. return h_scroll->get_value();
  4899. }
  4900. void TextEdit::set_v_scroll_speed(float p_speed) {
  4901. // Prevent setting a vertical scroll speed value under 1.
  4902. ERR_FAIL_COND(p_speed < 1.0);
  4903. v_scroll_speed = p_speed;
  4904. }
  4905. float TextEdit::get_v_scroll_speed() const {
  4906. return v_scroll_speed;
  4907. }
  4908. void TextEdit::set_fit_content_height_enabled(const bool p_enabled) {
  4909. if (fit_content_height == p_enabled) {
  4910. return;
  4911. }
  4912. fit_content_height = p_enabled;
  4913. update_minimum_size();
  4914. }
  4915. bool TextEdit::is_fit_content_height_enabled() const {
  4916. return fit_content_height;
  4917. }
  4918. double TextEdit::get_scroll_pos_for_line(int p_line, int p_wrap_index) const {
  4919. ERR_FAIL_INDEX_V(p_line, text.size(), 0);
  4920. ERR_FAIL_COND_V(p_wrap_index < 0, 0);
  4921. ERR_FAIL_COND_V(p_wrap_index > get_line_wrap_count(p_line), 0);
  4922. if (get_line_wrapping_mode() == LineWrappingMode::LINE_WRAPPING_NONE && !_is_hiding_enabled()) {
  4923. return p_line;
  4924. }
  4925. double new_line_scroll_pos = 0.0;
  4926. if (p_line > 0) {
  4927. new_line_scroll_pos = get_visible_line_count_in_range(0, MIN(p_line - 1, text.size() - 1));
  4928. }
  4929. new_line_scroll_pos += p_wrap_index;
  4930. return new_line_scroll_pos;
  4931. }
  4932. // Visible lines.
  4933. void TextEdit::set_line_as_first_visible(int p_line, int p_wrap_index) {
  4934. ERR_FAIL_INDEX(p_line, text.size());
  4935. ERR_FAIL_COND(p_wrap_index < 0);
  4936. ERR_FAIL_COND(p_wrap_index > get_line_wrap_count(p_line));
  4937. set_v_scroll(get_scroll_pos_for_line(p_line, p_wrap_index));
  4938. }
  4939. int TextEdit::get_first_visible_line() const {
  4940. return CLAMP(first_visible_line, 0, text.size() - 1);
  4941. }
  4942. void TextEdit::set_line_as_center_visible(int p_line, int p_wrap_index) {
  4943. ERR_FAIL_INDEX(p_line, text.size());
  4944. ERR_FAIL_COND(p_wrap_index < 0);
  4945. ERR_FAIL_COND(p_wrap_index > get_line_wrap_count(p_line));
  4946. int visible_rows = get_visible_line_count();
  4947. Point2i next_line = get_next_visible_line_index_offset_from(p_line, p_wrap_index, (-visible_rows / 2) - 1);
  4948. int first_line = p_line - next_line.x + 1;
  4949. if (first_line < 0) {
  4950. set_v_scroll(0);
  4951. return;
  4952. }
  4953. set_v_scroll(get_scroll_pos_for_line(first_line, next_line.y));
  4954. }
  4955. void TextEdit::set_line_as_last_visible(int p_line, int p_wrap_index) {
  4956. ERR_FAIL_INDEX(p_line, text.size());
  4957. ERR_FAIL_COND(p_wrap_index < 0);
  4958. ERR_FAIL_COND(p_wrap_index > get_line_wrap_count(p_line));
  4959. Point2i next_line = get_next_visible_line_index_offset_from(p_line, p_wrap_index, -get_visible_line_count() - 1);
  4960. int first_line = p_line - next_line.x + 1;
  4961. // Adding _get_visible_lines_offset is not 100% correct as we end up showing almost p_line + 1, however, it provides a
  4962. // better user experience. Therefore we need to special case < visible line count, else showing line 0 is impossible.
  4963. if (get_visible_line_count_in_range(0, p_line) < get_visible_line_count() + 1) {
  4964. set_v_scroll(0);
  4965. return;
  4966. }
  4967. set_v_scroll(Math::round(get_scroll_pos_for_line(first_line, next_line.y) + _get_visible_lines_offset()));
  4968. }
  4969. int TextEdit::get_last_full_visible_line() const {
  4970. int first_vis_line = get_first_visible_line();
  4971. int last_vis_line = 0;
  4972. last_vis_line = first_vis_line + get_next_visible_line_index_offset_from(first_vis_line, first_visible_line_wrap_ofs, get_visible_line_count()).x - 1;
  4973. last_vis_line = CLAMP(last_vis_line, 0, text.size() - 1);
  4974. return last_vis_line;
  4975. }
  4976. int TextEdit::get_last_full_visible_line_wrap_index() const {
  4977. int first_vis_line = get_first_visible_line();
  4978. return get_next_visible_line_index_offset_from(first_vis_line, first_visible_line_wrap_ofs, get_visible_line_count()).y;
  4979. }
  4980. int TextEdit::get_visible_line_count() const {
  4981. return _get_control_height() / get_line_height();
  4982. }
  4983. int TextEdit::get_visible_line_count_in_range(int p_from_line, int p_to_line) const {
  4984. ERR_FAIL_INDEX_V(p_from_line, text.size(), 0);
  4985. ERR_FAIL_INDEX_V(p_to_line, text.size(), 0);
  4986. // So we can handle inputs in whatever order.
  4987. if (p_from_line > p_to_line) {
  4988. SWAP(p_from_line, p_to_line);
  4989. }
  4990. // Returns the total number of (lines + wrapped - hidden).
  4991. if (!_is_hiding_enabled() && get_line_wrapping_mode() == LineWrappingMode::LINE_WRAPPING_NONE) {
  4992. return (p_to_line - p_from_line) + 1;
  4993. }
  4994. int total_rows = 0;
  4995. for (int i = p_from_line; i <= p_to_line; i++) {
  4996. if (!text.is_hidden(i)) {
  4997. total_rows++;
  4998. total_rows += get_line_wrap_count(i);
  4999. }
  5000. }
  5001. return total_rows;
  5002. }
  5003. int TextEdit::get_total_visible_line_count() const {
  5004. return get_visible_line_count_in_range(0, text.size() - 1);
  5005. }
  5006. // Auto adjust.
  5007. void TextEdit::adjust_viewport_to_caret(int p_caret) {
  5008. ERR_FAIL_INDEX(p_caret, carets.size());
  5009. // Make sure Caret is visible on the screen.
  5010. scrolling = false;
  5011. minimap_clicked = false;
  5012. int cur_line = get_caret_line(p_caret);
  5013. int cur_wrap = get_caret_wrap_index(p_caret);
  5014. int first_vis_line = get_first_visible_line();
  5015. int first_vis_wrap = first_visible_line_wrap_ofs;
  5016. int last_vis_line = get_last_full_visible_line();
  5017. int last_vis_wrap = get_last_full_visible_line_wrap_index();
  5018. if (cur_line < first_vis_line || (cur_line == first_vis_line && cur_wrap < first_vis_wrap)) {
  5019. // Caret is above screen.
  5020. set_line_as_first_visible(cur_line, cur_wrap);
  5021. } else if (cur_line > last_vis_line || (cur_line == last_vis_line && cur_wrap > last_vis_wrap)) {
  5022. // Caret is below screen.
  5023. set_line_as_last_visible(cur_line, cur_wrap);
  5024. }
  5025. int visible_width = get_size().width - theme_cache.style_normal->get_minimum_size().width - gutters_width - gutter_padding;
  5026. if (draw_minimap) {
  5027. visible_width -= minimap_width;
  5028. }
  5029. if (v_scroll->is_visible_in_tree()) {
  5030. visible_width -= v_scroll->get_combined_minimum_size().width;
  5031. }
  5032. visible_width -= 20; // Give it a little more space.
  5033. Vector2i caret_pos;
  5034. // Get position of the start of caret.
  5035. if (has_ime_text() && ime_selection.x != 0) {
  5036. caret_pos.x = _get_column_x_offset_for_line(get_caret_column(p_caret) + ime_selection.x, get_caret_line(p_caret), get_caret_column(p_caret));
  5037. } else {
  5038. caret_pos.x = _get_column_x_offset_for_line(get_caret_column(p_caret), get_caret_line(p_caret), get_caret_column(p_caret));
  5039. }
  5040. // Get position of the end of caret.
  5041. if (has_ime_text()) {
  5042. if (ime_selection.y != 0) {
  5043. caret_pos.y = _get_column_x_offset_for_line(get_caret_column(p_caret) + ime_selection.x + ime_selection.y, get_caret_line(p_caret), get_caret_column(p_caret));
  5044. } else {
  5045. caret_pos.y = _get_column_x_offset_for_line(get_caret_column(p_caret) + ime_text.size(), get_caret_line(p_caret), get_caret_column(p_caret));
  5046. }
  5047. } else {
  5048. caret_pos.y = caret_pos.x;
  5049. }
  5050. if (MAX(caret_pos.x, caret_pos.y) > (first_visible_col + visible_width)) {
  5051. first_visible_col = MAX(caret_pos.x, caret_pos.y) - visible_width + 1;
  5052. }
  5053. if (MIN(caret_pos.x, caret_pos.y) < first_visible_col) {
  5054. first_visible_col = MIN(caret_pos.x, caret_pos.y);
  5055. }
  5056. h_scroll->set_value(first_visible_col);
  5057. queue_redraw();
  5058. }
  5059. void TextEdit::center_viewport_to_caret(int p_caret) {
  5060. ERR_FAIL_INDEX(p_caret, carets.size());
  5061. // Move viewport so the caret is in the center of the screen.
  5062. scrolling = false;
  5063. minimap_clicked = false;
  5064. set_line_as_center_visible(get_caret_line(p_caret), get_caret_wrap_index(p_caret));
  5065. int visible_width = get_size().width - theme_cache.style_normal->get_minimum_size().width - gutters_width - gutter_padding;
  5066. if (draw_minimap) {
  5067. visible_width -= minimap_width;
  5068. }
  5069. if (v_scroll->is_visible_in_tree()) {
  5070. visible_width -= v_scroll->get_combined_minimum_size().width;
  5071. }
  5072. visible_width -= 20; // Give it a little more space.
  5073. if (get_line_wrapping_mode() != LineWrappingMode::LINE_WRAPPING_NONE) {
  5074. // Center x offset.
  5075. Vector2i caret_pos;
  5076. // Get position of the start of caret.
  5077. if (has_ime_text() && ime_selection.x != 0) {
  5078. caret_pos.x = _get_column_x_offset_for_line(get_caret_column(p_caret) + ime_selection.x, get_caret_line(p_caret), get_caret_column(p_caret));
  5079. } else {
  5080. caret_pos.x = _get_column_x_offset_for_line(get_caret_column(p_caret), get_caret_line(p_caret), get_caret_column(p_caret));
  5081. }
  5082. // Get position of the end of caret.
  5083. if (has_ime_text()) {
  5084. if (ime_selection.y != 0) {
  5085. caret_pos.y = _get_column_x_offset_for_line(get_caret_column(p_caret) + ime_selection.x + ime_selection.y, get_caret_line(p_caret), get_caret_column(p_caret));
  5086. } else {
  5087. caret_pos.y = _get_column_x_offset_for_line(get_caret_column(p_caret) + ime_text.size(), get_caret_line(p_caret), get_caret_column(p_caret));
  5088. }
  5089. } else {
  5090. caret_pos.y = caret_pos.x;
  5091. }
  5092. if (MAX(caret_pos.x, caret_pos.y) > (first_visible_col + visible_width)) {
  5093. first_visible_col = MAX(caret_pos.x, caret_pos.y) - visible_width + 1;
  5094. }
  5095. if (MIN(caret_pos.x, caret_pos.y) < first_visible_col) {
  5096. first_visible_col = MIN(caret_pos.x, caret_pos.y);
  5097. }
  5098. } else {
  5099. first_visible_col = 0;
  5100. }
  5101. h_scroll->set_value(first_visible_col);
  5102. queue_redraw();
  5103. }
  5104. /* Minimap */
  5105. void TextEdit::set_draw_minimap(bool p_enabled) {
  5106. if (draw_minimap == p_enabled) {
  5107. return;
  5108. }
  5109. draw_minimap = p_enabled;
  5110. _update_wrap_at_column();
  5111. queue_redraw();
  5112. }
  5113. bool TextEdit::is_drawing_minimap() const {
  5114. return draw_minimap;
  5115. }
  5116. void TextEdit::set_minimap_width(int p_minimap_width) {
  5117. if (minimap_width == p_minimap_width) {
  5118. return;
  5119. }
  5120. minimap_width = p_minimap_width;
  5121. _update_wrap_at_column();
  5122. queue_redraw();
  5123. }
  5124. int TextEdit::get_minimap_width() const {
  5125. return minimap_width;
  5126. }
  5127. int TextEdit::get_minimap_visible_lines() const {
  5128. return _get_control_height() / (minimap_char_size.y + minimap_line_spacing);
  5129. }
  5130. /* Gutters. */
  5131. void TextEdit::add_gutter(int p_at) {
  5132. if (p_at < 0 || p_at > gutters.size()) {
  5133. gutters.push_back(GutterInfo());
  5134. } else {
  5135. gutters.insert(p_at, GutterInfo());
  5136. }
  5137. text.add_gutter(p_at);
  5138. _update_gutter_width();
  5139. emit_signal(SNAME("gutter_added"));
  5140. queue_redraw();
  5141. }
  5142. void TextEdit::remove_gutter(int p_gutter) {
  5143. ERR_FAIL_INDEX(p_gutter, gutters.size());
  5144. gutters.remove_at(p_gutter);
  5145. text.remove_gutter(p_gutter);
  5146. _update_gutter_width();
  5147. emit_signal(SNAME("gutter_removed"));
  5148. queue_redraw();
  5149. }
  5150. int TextEdit::get_gutter_count() const {
  5151. return gutters.size();
  5152. }
  5153. void TextEdit::set_gutter_name(int p_gutter, const String &p_name) {
  5154. ERR_FAIL_INDEX(p_gutter, gutters.size());
  5155. gutters.write[p_gutter].name = p_name;
  5156. }
  5157. String TextEdit::get_gutter_name(int p_gutter) const {
  5158. ERR_FAIL_INDEX_V(p_gutter, gutters.size(), "");
  5159. return gutters[p_gutter].name;
  5160. }
  5161. void TextEdit::set_gutter_type(int p_gutter, GutterType p_type) {
  5162. ERR_FAIL_INDEX(p_gutter, gutters.size());
  5163. if (gutters[p_gutter].type == p_type) {
  5164. return;
  5165. }
  5166. gutters.write[p_gutter].type = p_type;
  5167. queue_redraw();
  5168. }
  5169. TextEdit::GutterType TextEdit::get_gutter_type(int p_gutter) const {
  5170. ERR_FAIL_INDEX_V(p_gutter, gutters.size(), GUTTER_TYPE_STRING);
  5171. return gutters[p_gutter].type;
  5172. }
  5173. void TextEdit::set_gutter_width(int p_gutter, int p_width) {
  5174. ERR_FAIL_INDEX(p_gutter, gutters.size());
  5175. if (gutters[p_gutter].width == p_width) {
  5176. return;
  5177. }
  5178. gutters.write[p_gutter].width = p_width;
  5179. _update_gutter_width();
  5180. }
  5181. int TextEdit::get_gutter_width(int p_gutter) const {
  5182. ERR_FAIL_INDEX_V(p_gutter, gutters.size(), -1);
  5183. return gutters[p_gutter].width;
  5184. }
  5185. int TextEdit::get_total_gutter_width() const {
  5186. return gutters_width + gutter_padding;
  5187. }
  5188. void TextEdit::set_gutter_draw(int p_gutter, bool p_draw) {
  5189. ERR_FAIL_INDEX(p_gutter, gutters.size());
  5190. if (gutters[p_gutter].draw == p_draw) {
  5191. return;
  5192. }
  5193. gutters.write[p_gutter].draw = p_draw;
  5194. _update_gutter_width();
  5195. }
  5196. bool TextEdit::is_gutter_drawn(int p_gutter) const {
  5197. ERR_FAIL_INDEX_V(p_gutter, gutters.size(), false);
  5198. return gutters[p_gutter].draw;
  5199. }
  5200. void TextEdit::set_gutter_clickable(int p_gutter, bool p_clickable) {
  5201. ERR_FAIL_INDEX(p_gutter, gutters.size());
  5202. if (gutters[p_gutter].clickable == p_clickable) {
  5203. return;
  5204. }
  5205. gutters.write[p_gutter].clickable = p_clickable;
  5206. queue_redraw();
  5207. }
  5208. bool TextEdit::is_gutter_clickable(int p_gutter) const {
  5209. ERR_FAIL_INDEX_V(p_gutter, gutters.size(), false);
  5210. return gutters[p_gutter].clickable;
  5211. }
  5212. void TextEdit::set_gutter_overwritable(int p_gutter, bool p_overwritable) {
  5213. ERR_FAIL_INDEX(p_gutter, gutters.size());
  5214. gutters.write[p_gutter].overwritable = p_overwritable;
  5215. }
  5216. bool TextEdit::is_gutter_overwritable(int p_gutter) const {
  5217. ERR_FAIL_INDEX_V(p_gutter, gutters.size(), false);
  5218. return gutters[p_gutter].overwritable;
  5219. }
  5220. void TextEdit::merge_gutters(int p_from_line, int p_to_line) {
  5221. ERR_FAIL_INDEX(p_from_line, text.size());
  5222. ERR_FAIL_INDEX(p_to_line, text.size());
  5223. if (p_from_line == p_to_line) {
  5224. return;
  5225. }
  5226. for (int i = 0; i < gutters.size(); i++) {
  5227. if (!gutters[i].overwritable) {
  5228. continue;
  5229. }
  5230. if (text.get_line_gutter_text(p_from_line, i) != "") {
  5231. text.set_line_gutter_text(p_to_line, i, text.get_line_gutter_text(p_from_line, i));
  5232. text.set_line_gutter_item_color(p_to_line, i, text.get_line_gutter_item_color(p_from_line, i));
  5233. }
  5234. if (text.get_line_gutter_icon(p_from_line, i).is_valid()) {
  5235. text.set_line_gutter_icon(p_to_line, i, text.get_line_gutter_icon(p_from_line, i));
  5236. text.set_line_gutter_item_color(p_to_line, i, text.get_line_gutter_item_color(p_from_line, i));
  5237. }
  5238. if (text.get_line_gutter_metadata(p_from_line, i) != "") {
  5239. text.set_line_gutter_metadata(p_to_line, i, text.get_line_gutter_metadata(p_from_line, i));
  5240. }
  5241. if (text.is_line_gutter_clickable(p_from_line, i)) {
  5242. text.set_line_gutter_clickable(p_to_line, i, true);
  5243. }
  5244. }
  5245. queue_redraw();
  5246. }
  5247. void TextEdit::set_gutter_custom_draw(int p_gutter, const Callable &p_draw_callback) {
  5248. ERR_FAIL_INDEX(p_gutter, gutters.size());
  5249. if (gutters[p_gutter].custom_draw_callback == p_draw_callback) {
  5250. return;
  5251. }
  5252. gutters.write[p_gutter].custom_draw_callback = p_draw_callback;
  5253. queue_redraw();
  5254. }
  5255. // Line gutters.
  5256. void TextEdit::set_line_gutter_metadata(int p_line, int p_gutter, const Variant &p_metadata) {
  5257. ERR_FAIL_INDEX(p_line, text.size());
  5258. ERR_FAIL_INDEX(p_gutter, gutters.size());
  5259. text.set_line_gutter_metadata(p_line, p_gutter, p_metadata);
  5260. }
  5261. Variant TextEdit::get_line_gutter_metadata(int p_line, int p_gutter) const {
  5262. ERR_FAIL_INDEX_V(p_line, text.size(), "");
  5263. ERR_FAIL_INDEX_V(p_gutter, gutters.size(), "");
  5264. return text.get_line_gutter_metadata(p_line, p_gutter);
  5265. }
  5266. void TextEdit::set_line_gutter_text(int p_line, int p_gutter, const String &p_text) {
  5267. ERR_FAIL_INDEX(p_line, text.size());
  5268. ERR_FAIL_INDEX(p_gutter, gutters.size());
  5269. if (text.get_line_gutter_text(p_line, p_gutter) == p_text) {
  5270. return;
  5271. }
  5272. text.set_line_gutter_text(p_line, p_gutter, p_text);
  5273. queue_redraw();
  5274. }
  5275. String TextEdit::get_line_gutter_text(int p_line, int p_gutter) const {
  5276. ERR_FAIL_INDEX_V(p_line, text.size(), "");
  5277. ERR_FAIL_INDEX_V(p_gutter, gutters.size(), "");
  5278. return text.get_line_gutter_text(p_line, p_gutter);
  5279. }
  5280. void TextEdit::set_line_gutter_icon(int p_line, int p_gutter, const Ref<Texture2D> &p_icon) {
  5281. ERR_FAIL_INDEX(p_line, text.size());
  5282. ERR_FAIL_INDEX(p_gutter, gutters.size());
  5283. if (text.get_line_gutter_icon(p_line, p_gutter) == p_icon) {
  5284. return;
  5285. }
  5286. text.set_line_gutter_icon(p_line, p_gutter, p_icon);
  5287. queue_redraw();
  5288. }
  5289. Ref<Texture2D> TextEdit::get_line_gutter_icon(int p_line, int p_gutter) const {
  5290. ERR_FAIL_INDEX_V(p_line, text.size(), Ref<Texture2D>());
  5291. ERR_FAIL_INDEX_V(p_gutter, gutters.size(), Ref<Texture2D>());
  5292. return text.get_line_gutter_icon(p_line, p_gutter);
  5293. }
  5294. void TextEdit::set_line_gutter_item_color(int p_line, int p_gutter, const Color &p_color) {
  5295. ERR_FAIL_INDEX(p_line, text.size());
  5296. ERR_FAIL_INDEX(p_gutter, gutters.size());
  5297. if (text.get_line_gutter_item_color(p_line, p_gutter) == p_color) {
  5298. return;
  5299. }
  5300. text.set_line_gutter_item_color(p_line, p_gutter, p_color);
  5301. queue_redraw();
  5302. }
  5303. Color TextEdit::get_line_gutter_item_color(int p_line, int p_gutter) const {
  5304. ERR_FAIL_INDEX_V(p_line, text.size(), Color());
  5305. ERR_FAIL_INDEX_V(p_gutter, gutters.size(), Color());
  5306. return text.get_line_gutter_item_color(p_line, p_gutter);
  5307. }
  5308. void TextEdit::set_line_gutter_clickable(int p_line, int p_gutter, bool p_clickable) {
  5309. ERR_FAIL_INDEX(p_line, text.size());
  5310. ERR_FAIL_INDEX(p_gutter, gutters.size());
  5311. text.set_line_gutter_clickable(p_line, p_gutter, p_clickable);
  5312. }
  5313. bool TextEdit::is_line_gutter_clickable(int p_line, int p_gutter) const {
  5314. ERR_FAIL_INDEX_V(p_line, text.size(), false);
  5315. ERR_FAIL_INDEX_V(p_gutter, gutters.size(), false);
  5316. return text.is_line_gutter_clickable(p_line, p_gutter);
  5317. }
  5318. // Line style
  5319. void TextEdit::set_line_background_color(int p_line, const Color &p_color) {
  5320. ERR_FAIL_INDEX(p_line, text.size());
  5321. if (text.get_line_background_color(p_line) == p_color) {
  5322. return;
  5323. }
  5324. text.set_line_background_color(p_line, p_color);
  5325. queue_redraw();
  5326. }
  5327. Color TextEdit::get_line_background_color(int p_line) const {
  5328. ERR_FAIL_INDEX_V(p_line, text.size(), Color());
  5329. return text.get_line_background_color(p_line);
  5330. }
  5331. /* Syntax Highlighting. */
  5332. void TextEdit::set_syntax_highlighter(Ref<SyntaxHighlighter> p_syntax_highlighter) {
  5333. if (syntax_highlighter == p_syntax_highlighter && syntax_highlighter.is_valid() == p_syntax_highlighter.is_valid()) {
  5334. return;
  5335. }
  5336. syntax_highlighter = p_syntax_highlighter;
  5337. if (syntax_highlighter.is_valid()) {
  5338. syntax_highlighter->set_text_edit(this);
  5339. }
  5340. queue_redraw();
  5341. }
  5342. Ref<SyntaxHighlighter> TextEdit::get_syntax_highlighter() const {
  5343. return syntax_highlighter;
  5344. }
  5345. /* Visual. */
  5346. void TextEdit::set_highlight_current_line(bool p_enabled) {
  5347. if (highlight_current_line == p_enabled) {
  5348. return;
  5349. }
  5350. highlight_current_line = p_enabled;
  5351. queue_redraw();
  5352. }
  5353. bool TextEdit::is_highlight_current_line_enabled() const {
  5354. return highlight_current_line;
  5355. }
  5356. void TextEdit::set_highlight_all_occurrences(const bool p_enabled) {
  5357. if (highlight_all_occurrences == p_enabled) {
  5358. return;
  5359. }
  5360. highlight_all_occurrences = p_enabled;
  5361. queue_redraw();
  5362. }
  5363. bool TextEdit::is_highlight_all_occurrences_enabled() const {
  5364. return highlight_all_occurrences;
  5365. }
  5366. void TextEdit::set_draw_control_chars(bool p_enabled) {
  5367. if (draw_control_chars != p_enabled) {
  5368. draw_control_chars = p_enabled;
  5369. if (menu) {
  5370. menu->set_item_checked(menu->get_item_index(MENU_DISPLAY_UCC), draw_control_chars);
  5371. }
  5372. text.set_draw_control_chars(draw_control_chars);
  5373. text.invalidate_font();
  5374. _update_placeholder();
  5375. queue_redraw();
  5376. }
  5377. }
  5378. bool TextEdit::get_draw_control_chars() const {
  5379. return draw_control_chars;
  5380. }
  5381. void TextEdit::set_draw_tabs(bool p_enabled) {
  5382. if (draw_tabs == p_enabled) {
  5383. return;
  5384. }
  5385. draw_tabs = p_enabled;
  5386. queue_redraw();
  5387. }
  5388. bool TextEdit::is_drawing_tabs() const {
  5389. return draw_tabs;
  5390. }
  5391. void TextEdit::set_draw_spaces(bool p_enabled) {
  5392. if (draw_spaces == p_enabled) {
  5393. return;
  5394. }
  5395. draw_spaces = p_enabled;
  5396. queue_redraw();
  5397. }
  5398. bool TextEdit::is_drawing_spaces() const {
  5399. return draw_spaces;
  5400. }
  5401. Color TextEdit::get_font_color() const {
  5402. return theme_cache.font_color;
  5403. }
  5404. void TextEdit::_bind_methods() {
  5405. /* Text */
  5406. // Text properties
  5407. ClassDB::bind_method(D_METHOD("has_ime_text"), &TextEdit::has_ime_text);
  5408. ClassDB::bind_method(D_METHOD("cancel_ime"), &TextEdit::cancel_ime);
  5409. ClassDB::bind_method(D_METHOD("apply_ime"), &TextEdit::apply_ime);
  5410. ClassDB::bind_method(D_METHOD("set_editable", "enabled"), &TextEdit::set_editable);
  5411. ClassDB::bind_method(D_METHOD("is_editable"), &TextEdit::is_editable);
  5412. ClassDB::bind_method(D_METHOD("set_text_direction", "direction"), &TextEdit::set_text_direction);
  5413. ClassDB::bind_method(D_METHOD("get_text_direction"), &TextEdit::get_text_direction);
  5414. ClassDB::bind_method(D_METHOD("set_language", "language"), &TextEdit::set_language);
  5415. ClassDB::bind_method(D_METHOD("get_language"), &TextEdit::get_language);
  5416. ClassDB::bind_method(D_METHOD("set_structured_text_bidi_override", "parser"), &TextEdit::set_structured_text_bidi_override);
  5417. ClassDB::bind_method(D_METHOD("get_structured_text_bidi_override"), &TextEdit::get_structured_text_bidi_override);
  5418. ClassDB::bind_method(D_METHOD("set_structured_text_bidi_override_options", "args"), &TextEdit::set_structured_text_bidi_override_options);
  5419. ClassDB::bind_method(D_METHOD("get_structured_text_bidi_override_options"), &TextEdit::get_structured_text_bidi_override_options);
  5420. ClassDB::bind_method(D_METHOD("set_tab_size", "size"), &TextEdit::set_tab_size);
  5421. ClassDB::bind_method(D_METHOD("get_tab_size"), &TextEdit::get_tab_size);
  5422. ClassDB::bind_method(D_METHOD("set_indent_wrapped_lines", "enabled"), &TextEdit::set_indent_wrapped_lines);
  5423. ClassDB::bind_method(D_METHOD("is_indent_wrapped_lines"), &TextEdit::is_indent_wrapped_lines);
  5424. // User controls
  5425. ClassDB::bind_method(D_METHOD("set_overtype_mode_enabled", "enabled"), &TextEdit::set_overtype_mode_enabled);
  5426. ClassDB::bind_method(D_METHOD("is_overtype_mode_enabled"), &TextEdit::is_overtype_mode_enabled);
  5427. ClassDB::bind_method(D_METHOD("set_context_menu_enabled", "enabled"), &TextEdit::set_context_menu_enabled);
  5428. ClassDB::bind_method(D_METHOD("is_context_menu_enabled"), &TextEdit::is_context_menu_enabled);
  5429. ClassDB::bind_method(D_METHOD("set_shortcut_keys_enabled", "enabled"), &TextEdit::set_shortcut_keys_enabled);
  5430. ClassDB::bind_method(D_METHOD("is_shortcut_keys_enabled"), &TextEdit::is_shortcut_keys_enabled);
  5431. ClassDB::bind_method(D_METHOD("set_virtual_keyboard_enabled", "enabled"), &TextEdit::set_virtual_keyboard_enabled);
  5432. ClassDB::bind_method(D_METHOD("is_virtual_keyboard_enabled"), &TextEdit::is_virtual_keyboard_enabled);
  5433. ClassDB::bind_method(D_METHOD("set_middle_mouse_paste_enabled", "enabled"), &TextEdit::set_middle_mouse_paste_enabled);
  5434. ClassDB::bind_method(D_METHOD("is_middle_mouse_paste_enabled"), &TextEdit::is_middle_mouse_paste_enabled);
  5435. // Text manipulation
  5436. ClassDB::bind_method(D_METHOD("clear"), &TextEdit::clear);
  5437. ClassDB::bind_method(D_METHOD("set_text", "text"), &TextEdit::set_text);
  5438. ClassDB::bind_method(D_METHOD("get_text"), &TextEdit::get_text);
  5439. ClassDB::bind_method(D_METHOD("get_line_count"), &TextEdit::get_line_count);
  5440. ClassDB::bind_method(D_METHOD("set_placeholder", "text"), &TextEdit::set_placeholder);
  5441. ClassDB::bind_method(D_METHOD("get_placeholder"), &TextEdit::get_placeholder);
  5442. ClassDB::bind_method(D_METHOD("set_line", "line", "new_text"), &TextEdit::set_line);
  5443. ClassDB::bind_method(D_METHOD("get_line", "line"), &TextEdit::get_line);
  5444. ClassDB::bind_method(D_METHOD("get_line_width", "line", "wrap_index"), &TextEdit::get_line_width, DEFVAL(-1));
  5445. ClassDB::bind_method(D_METHOD("get_line_height"), &TextEdit::get_line_height);
  5446. ClassDB::bind_method(D_METHOD("get_indent_level", "line"), &TextEdit::get_indent_level);
  5447. ClassDB::bind_method(D_METHOD("get_first_non_whitespace_column", "line"), &TextEdit::get_first_non_whitespace_column);
  5448. ClassDB::bind_method(D_METHOD("swap_lines", "from_line", "to_line"), &TextEdit::swap_lines);
  5449. ClassDB::bind_method(D_METHOD("insert_line_at", "line", "text"), &TextEdit::insert_line_at);
  5450. ClassDB::bind_method(D_METHOD("remove_line_at", "line", "move_carets_down"), &TextEdit::remove_line_at, DEFVAL(true));
  5451. ClassDB::bind_method(D_METHOD("insert_text_at_caret", "text", "caret_index"), &TextEdit::insert_text_at_caret, DEFVAL(-1));
  5452. ClassDB::bind_method(D_METHOD("insert_text", "text", "line", "column", "before_selection_begin", "before_selection_end"), &TextEdit::insert_text, DEFVAL(true), DEFVAL(false));
  5453. ClassDB::bind_method(D_METHOD("remove_text", "from_line", "from_column", "to_line", "to_column"), &TextEdit::remove_text);
  5454. ClassDB::bind_method(D_METHOD("get_last_unhidden_line"), &TextEdit::get_last_unhidden_line);
  5455. ClassDB::bind_method(D_METHOD("get_next_visible_line_offset_from", "line", "visible_amount"), &TextEdit::get_next_visible_line_offset_from);
  5456. ClassDB::bind_method(D_METHOD("get_next_visible_line_index_offset_from", "line", "wrap_index", "visible_amount"), &TextEdit::get_next_visible_line_index_offset_from);
  5457. // Overridable actions
  5458. ClassDB::bind_method(D_METHOD("backspace", "caret_index"), &TextEdit::backspace, DEFVAL(-1));
  5459. ClassDB::bind_method(D_METHOD("cut", "caret_index"), &TextEdit::cut, DEFVAL(-1));
  5460. ClassDB::bind_method(D_METHOD("copy", "caret_index"), &TextEdit::copy, DEFVAL(-1));
  5461. ClassDB::bind_method(D_METHOD("paste", "caret_index"), &TextEdit::paste, DEFVAL(-1));
  5462. ClassDB::bind_method(D_METHOD("paste_primary_clipboard", "caret_index"), &TextEdit::paste_primary_clipboard, DEFVAL(-1));
  5463. GDVIRTUAL_BIND(_handle_unicode_input, "unicode_char", "caret_index")
  5464. GDVIRTUAL_BIND(_backspace, "caret_index")
  5465. GDVIRTUAL_BIND(_cut, "caret_index")
  5466. GDVIRTUAL_BIND(_copy, "caret_index")
  5467. GDVIRTUAL_BIND(_paste, "caret_index")
  5468. GDVIRTUAL_BIND(_paste_primary_clipboard, "caret_index")
  5469. // Context Menu
  5470. BIND_ENUM_CONSTANT(MENU_CUT);
  5471. BIND_ENUM_CONSTANT(MENU_COPY);
  5472. BIND_ENUM_CONSTANT(MENU_PASTE);
  5473. BIND_ENUM_CONSTANT(MENU_CLEAR);
  5474. BIND_ENUM_CONSTANT(MENU_SELECT_ALL);
  5475. BIND_ENUM_CONSTANT(MENU_UNDO);
  5476. BIND_ENUM_CONSTANT(MENU_REDO);
  5477. BIND_ENUM_CONSTANT(MENU_SUBMENU_TEXT_DIR);
  5478. BIND_ENUM_CONSTANT(MENU_DIR_INHERITED);
  5479. BIND_ENUM_CONSTANT(MENU_DIR_AUTO);
  5480. BIND_ENUM_CONSTANT(MENU_DIR_LTR);
  5481. BIND_ENUM_CONSTANT(MENU_DIR_RTL);
  5482. BIND_ENUM_CONSTANT(MENU_DISPLAY_UCC);
  5483. BIND_ENUM_CONSTANT(MENU_SUBMENU_INSERT_UCC);
  5484. BIND_ENUM_CONSTANT(MENU_INSERT_LRM);
  5485. BIND_ENUM_CONSTANT(MENU_INSERT_RLM);
  5486. BIND_ENUM_CONSTANT(MENU_INSERT_LRE);
  5487. BIND_ENUM_CONSTANT(MENU_INSERT_RLE);
  5488. BIND_ENUM_CONSTANT(MENU_INSERT_LRO);
  5489. BIND_ENUM_CONSTANT(MENU_INSERT_RLO);
  5490. BIND_ENUM_CONSTANT(MENU_INSERT_PDF);
  5491. BIND_ENUM_CONSTANT(MENU_INSERT_ALM);
  5492. BIND_ENUM_CONSTANT(MENU_INSERT_LRI);
  5493. BIND_ENUM_CONSTANT(MENU_INSERT_RLI);
  5494. BIND_ENUM_CONSTANT(MENU_INSERT_FSI);
  5495. BIND_ENUM_CONSTANT(MENU_INSERT_PDI);
  5496. BIND_ENUM_CONSTANT(MENU_INSERT_ZWJ);
  5497. BIND_ENUM_CONSTANT(MENU_INSERT_ZWNJ);
  5498. BIND_ENUM_CONSTANT(MENU_INSERT_WJ);
  5499. BIND_ENUM_CONSTANT(MENU_INSERT_SHY);
  5500. BIND_ENUM_CONSTANT(MENU_MAX);
  5501. /* Versioning */
  5502. BIND_ENUM_CONSTANT(ACTION_NONE);
  5503. BIND_ENUM_CONSTANT(ACTION_TYPING);
  5504. BIND_ENUM_CONSTANT(ACTION_BACKSPACE);
  5505. BIND_ENUM_CONSTANT(ACTION_DELETE);
  5506. ClassDB::bind_method(D_METHOD("start_action", "action"), &TextEdit::start_action);
  5507. ClassDB::bind_method(D_METHOD("end_action"), &TextEdit::end_complex_operation);
  5508. ClassDB::bind_method(D_METHOD("begin_complex_operation"), &TextEdit::begin_complex_operation);
  5509. ClassDB::bind_method(D_METHOD("end_complex_operation"), &TextEdit::end_complex_operation);
  5510. ClassDB::bind_method(D_METHOD("has_undo"), &TextEdit::has_undo);
  5511. ClassDB::bind_method(D_METHOD("has_redo"), &TextEdit::has_redo);
  5512. ClassDB::bind_method(D_METHOD("undo"), &TextEdit::undo);
  5513. ClassDB::bind_method(D_METHOD("redo"), &TextEdit::redo);
  5514. ClassDB::bind_method(D_METHOD("clear_undo_history"), &TextEdit::clear_undo_history);
  5515. ClassDB::bind_method(D_METHOD("tag_saved_version"), &TextEdit::tag_saved_version);
  5516. ClassDB::bind_method(D_METHOD("get_version"), &TextEdit::get_version);
  5517. ClassDB::bind_method(D_METHOD("get_saved_version"), &TextEdit::get_saved_version);
  5518. /* Search */
  5519. BIND_ENUM_CONSTANT(SEARCH_MATCH_CASE);
  5520. BIND_ENUM_CONSTANT(SEARCH_WHOLE_WORDS);
  5521. BIND_ENUM_CONSTANT(SEARCH_BACKWARDS);
  5522. ClassDB::bind_method(D_METHOD("set_search_text", "search_text"), &TextEdit::set_search_text);
  5523. ClassDB::bind_method(D_METHOD("set_search_flags", "flags"), &TextEdit::set_search_flags);
  5524. ClassDB::bind_method(D_METHOD("search", "text", "flags", "from_line", "from_column"), &TextEdit::search);
  5525. /* Tooltip */
  5526. ClassDB::bind_method(D_METHOD("set_tooltip_request_func", "callback"), &TextEdit::set_tooltip_request_func);
  5527. /* Mouse */
  5528. ClassDB::bind_method(D_METHOD("get_local_mouse_pos"), &TextEdit::get_local_mouse_pos);
  5529. ClassDB::bind_method(D_METHOD("get_word_at_pos", "position"), &TextEdit::get_word_at_pos);
  5530. ClassDB::bind_method(D_METHOD("get_line_column_at_pos", "position", "allow_out_of_bounds"), &TextEdit::get_line_column_at_pos, DEFVAL(true));
  5531. ClassDB::bind_method(D_METHOD("get_pos_at_line_column", "line", "column"), &TextEdit::get_pos_at_line_column);
  5532. ClassDB::bind_method(D_METHOD("get_rect_at_line_column", "line", "column"), &TextEdit::get_rect_at_line_column);
  5533. ClassDB::bind_method(D_METHOD("get_minimap_line_at_pos", "position"), &TextEdit::get_minimap_line_at_pos);
  5534. ClassDB::bind_method(D_METHOD("is_dragging_cursor"), &TextEdit::is_dragging_cursor);
  5535. ClassDB::bind_method(D_METHOD("is_mouse_over_selection", "edges", "caret_index"), &TextEdit::is_mouse_over_selection, DEFVAL(-1));
  5536. /* Caret. */
  5537. BIND_ENUM_CONSTANT(CARET_TYPE_LINE);
  5538. BIND_ENUM_CONSTANT(CARET_TYPE_BLOCK);
  5539. ClassDB::bind_method(D_METHOD("set_caret_type", "type"), &TextEdit::set_caret_type);
  5540. ClassDB::bind_method(D_METHOD("get_caret_type"), &TextEdit::get_caret_type);
  5541. ClassDB::bind_method(D_METHOD("set_caret_blink_enabled", "enable"), &TextEdit::set_caret_blink_enabled);
  5542. ClassDB::bind_method(D_METHOD("is_caret_blink_enabled"), &TextEdit::is_caret_blink_enabled);
  5543. ClassDB::bind_method(D_METHOD("set_caret_blink_interval", "interval"), &TextEdit::set_caret_blink_interval);
  5544. ClassDB::bind_method(D_METHOD("get_caret_blink_interval"), &TextEdit::get_caret_blink_interval);
  5545. ClassDB::bind_method(D_METHOD("set_draw_caret_when_editable_disabled", "enable"), &TextEdit::set_draw_caret_when_editable_disabled);
  5546. ClassDB::bind_method(D_METHOD("is_drawing_caret_when_editable_disabled"), &TextEdit::is_drawing_caret_when_editable_disabled);
  5547. ClassDB::bind_method(D_METHOD("set_move_caret_on_right_click_enabled", "enable"), &TextEdit::set_move_caret_on_right_click_enabled);
  5548. ClassDB::bind_method(D_METHOD("is_move_caret_on_right_click_enabled"), &TextEdit::is_move_caret_on_right_click_enabled);
  5549. ClassDB::bind_method(D_METHOD("set_caret_mid_grapheme_enabled", "enabled"), &TextEdit::set_caret_mid_grapheme_enabled);
  5550. ClassDB::bind_method(D_METHOD("is_caret_mid_grapheme_enabled"), &TextEdit::is_caret_mid_grapheme_enabled);
  5551. ClassDB::bind_method(D_METHOD("set_multiple_carets_enabled", "enabled"), &TextEdit::set_multiple_carets_enabled);
  5552. ClassDB::bind_method(D_METHOD("is_multiple_carets_enabled"), &TextEdit::is_multiple_carets_enabled);
  5553. ClassDB::bind_method(D_METHOD("add_caret", "line", "column"), &TextEdit::add_caret);
  5554. ClassDB::bind_method(D_METHOD("remove_caret", "caret"), &TextEdit::remove_caret);
  5555. ClassDB::bind_method(D_METHOD("remove_secondary_carets"), &TextEdit::remove_secondary_carets);
  5556. ClassDB::bind_method(D_METHOD("get_caret_count"), &TextEdit::get_caret_count);
  5557. ClassDB::bind_method(D_METHOD("add_caret_at_carets", "below"), &TextEdit::add_caret_at_carets);
  5558. ClassDB::bind_method(D_METHOD("get_sorted_carets", "include_ignored_carets"), &TextEdit::get_sorted_carets, DEFVAL(false));
  5559. ClassDB::bind_method(D_METHOD("collapse_carets", "from_line", "from_column", "to_line", "to_column", "inclusive"), &TextEdit::collapse_carets, DEFVAL(false));
  5560. ClassDB::bind_method(D_METHOD("merge_overlapping_carets"), &TextEdit::merge_overlapping_carets);
  5561. ClassDB::bind_method(D_METHOD("begin_multicaret_edit"), &TextEdit::begin_multicaret_edit);
  5562. ClassDB::bind_method(D_METHOD("end_multicaret_edit"), &TextEdit::end_multicaret_edit);
  5563. ClassDB::bind_method(D_METHOD("is_in_mulitcaret_edit"), &TextEdit::is_in_mulitcaret_edit);
  5564. ClassDB::bind_method(D_METHOD("multicaret_edit_ignore_caret", "caret_index"), &TextEdit::multicaret_edit_ignore_caret);
  5565. ClassDB::bind_method(D_METHOD("is_caret_visible", "caret_index"), &TextEdit::is_caret_visible, DEFVAL(0));
  5566. ClassDB::bind_method(D_METHOD("get_caret_draw_pos", "caret_index"), &TextEdit::get_caret_draw_pos, DEFVAL(0));
  5567. ClassDB::bind_method(D_METHOD("set_caret_line", "line", "adjust_viewport", "can_be_hidden", "wrap_index", "caret_index"), &TextEdit::set_caret_line, DEFVAL(true), DEFVAL(true), DEFVAL(0), DEFVAL(0));
  5568. ClassDB::bind_method(D_METHOD("get_caret_line", "caret_index"), &TextEdit::get_caret_line, DEFVAL(0));
  5569. ClassDB::bind_method(D_METHOD("set_caret_column", "column", "adjust_viewport", "caret_index"), &TextEdit::set_caret_column, DEFVAL(true), DEFVAL(0));
  5570. ClassDB::bind_method(D_METHOD("get_caret_column", "caret_index"), &TextEdit::get_caret_column, DEFVAL(0));
  5571. ClassDB::bind_method(D_METHOD("get_caret_wrap_index", "caret_index"), &TextEdit::get_caret_wrap_index, DEFVAL(0));
  5572. ClassDB::bind_method(D_METHOD("get_word_under_caret", "caret_index"), &TextEdit::get_word_under_caret, DEFVAL(-1));
  5573. /* Selection. */
  5574. BIND_ENUM_CONSTANT(SELECTION_MODE_NONE);
  5575. BIND_ENUM_CONSTANT(SELECTION_MODE_SHIFT);
  5576. BIND_ENUM_CONSTANT(SELECTION_MODE_POINTER);
  5577. BIND_ENUM_CONSTANT(SELECTION_MODE_WORD);
  5578. BIND_ENUM_CONSTANT(SELECTION_MODE_LINE);
  5579. ClassDB::bind_method(D_METHOD("set_selecting_enabled", "enable"), &TextEdit::set_selecting_enabled);
  5580. ClassDB::bind_method(D_METHOD("is_selecting_enabled"), &TextEdit::is_selecting_enabled);
  5581. ClassDB::bind_method(D_METHOD("set_deselect_on_focus_loss_enabled", "enable"), &TextEdit::set_deselect_on_focus_loss_enabled);
  5582. ClassDB::bind_method(D_METHOD("is_deselect_on_focus_loss_enabled"), &TextEdit::is_deselect_on_focus_loss_enabled);
  5583. ClassDB::bind_method(D_METHOD("set_drag_and_drop_selection_enabled", "enable"), &TextEdit::set_drag_and_drop_selection_enabled);
  5584. ClassDB::bind_method(D_METHOD("is_drag_and_drop_selection_enabled"), &TextEdit::is_drag_and_drop_selection_enabled);
  5585. ClassDB::bind_method(D_METHOD("set_selection_mode", "mode"), &TextEdit::set_selection_mode);
  5586. ClassDB::bind_method(D_METHOD("get_selection_mode"), &TextEdit::get_selection_mode);
  5587. ClassDB::bind_method(D_METHOD("select_all"), &TextEdit::select_all);
  5588. ClassDB::bind_method(D_METHOD("select_word_under_caret", "caret_index"), &TextEdit::select_word_under_caret, DEFVAL(-1));
  5589. ClassDB::bind_method(D_METHOD("add_selection_for_next_occurrence"), &TextEdit::add_selection_for_next_occurrence);
  5590. ClassDB::bind_method(D_METHOD("skip_selection_for_next_occurrence"), &TextEdit::skip_selection_for_next_occurrence);
  5591. ClassDB::bind_method(D_METHOD("select", "origin_line", "origin_column", "caret_line", "caret_column", "caret_index"), &TextEdit::select, DEFVAL(0));
  5592. ClassDB::bind_method(D_METHOD("has_selection", "caret_index"), &TextEdit::has_selection, DEFVAL(-1));
  5593. ClassDB::bind_method(D_METHOD("get_selected_text", "caret_index"), &TextEdit::get_selected_text, DEFVAL(-1));
  5594. ClassDB::bind_method(D_METHOD("get_selection_at_line_column", "line", "column", "include_edges", "only_selections"), &TextEdit::get_selection_at_line_column, DEFVAL(true), DEFVAL(true));
  5595. ClassDB::bind_method(D_METHOD("get_line_ranges_from_carets", "only_selections", "merge_adjacent"), &TextEdit::get_line_ranges_from_carets_typed_array, DEFVAL(false), DEFVAL(true));
  5596. ClassDB::bind_method(D_METHOD("get_selection_origin_line", "caret_index"), &TextEdit::get_selection_origin_line, DEFVAL(0));
  5597. ClassDB::bind_method(D_METHOD("get_selection_origin_column", "caret_index"), &TextEdit::get_selection_origin_column, DEFVAL(0));
  5598. ClassDB::bind_method(D_METHOD("set_selection_origin_line", "line", "can_be_hidden", "wrap_index", "caret_index"), &TextEdit::set_selection_origin_line, DEFVAL(true), DEFVAL(-1), DEFVAL(0));
  5599. ClassDB::bind_method(D_METHOD("set_selection_origin_column", "column", "caret_index"), &TextEdit::set_selection_origin_column, DEFVAL(0));
  5600. ClassDB::bind_method(D_METHOD("get_selection_from_line", "caret_index"), &TextEdit::get_selection_from_line, DEFVAL(0));
  5601. ClassDB::bind_method(D_METHOD("get_selection_from_column", "caret_index"), &TextEdit::get_selection_from_column, DEFVAL(0));
  5602. ClassDB::bind_method(D_METHOD("get_selection_to_line", "caret_index"), &TextEdit::get_selection_to_line, DEFVAL(0));
  5603. ClassDB::bind_method(D_METHOD("get_selection_to_column", "caret_index"), &TextEdit::get_selection_to_column, DEFVAL(0));
  5604. ClassDB::bind_method(D_METHOD("is_caret_after_selection_origin", "caret_index"), &TextEdit::is_caret_after_selection_origin, DEFVAL(0));
  5605. ClassDB::bind_method(D_METHOD("deselect", "caret_index"), &TextEdit::deselect, DEFVAL(-1));
  5606. ClassDB::bind_method(D_METHOD("delete_selection", "caret_index"), &TextEdit::delete_selection, DEFVAL(-1));
  5607. /* Line wrapping. */
  5608. BIND_ENUM_CONSTANT(LINE_WRAPPING_NONE);
  5609. BIND_ENUM_CONSTANT(LINE_WRAPPING_BOUNDARY);
  5610. ClassDB::bind_method(D_METHOD("set_line_wrapping_mode", "mode"), &TextEdit::set_line_wrapping_mode);
  5611. ClassDB::bind_method(D_METHOD("get_line_wrapping_mode"), &TextEdit::get_line_wrapping_mode);
  5612. ClassDB::bind_method(D_METHOD("set_autowrap_mode", "autowrap_mode"), &TextEdit::set_autowrap_mode);
  5613. ClassDB::bind_method(D_METHOD("get_autowrap_mode"), &TextEdit::get_autowrap_mode);
  5614. ClassDB::bind_method(D_METHOD("is_line_wrapped", "line"), &TextEdit::is_line_wrapped);
  5615. ClassDB::bind_method(D_METHOD("get_line_wrap_count", "line"), &TextEdit::get_line_wrap_count);
  5616. ClassDB::bind_method(D_METHOD("get_line_wrap_index_at_column", "line", "column"), &TextEdit::get_line_wrap_index_at_column);
  5617. ClassDB::bind_method(D_METHOD("get_line_wrapped_text", "line"), &TextEdit::get_line_wrapped_text);
  5618. /* Viewport. */
  5619. // Scrolling.
  5620. ClassDB::bind_method(D_METHOD("set_smooth_scroll_enabled", "enable"), &TextEdit::set_smooth_scroll_enabled);
  5621. ClassDB::bind_method(D_METHOD("is_smooth_scroll_enabled"), &TextEdit::is_smooth_scroll_enabled);
  5622. ClassDB::bind_method(D_METHOD("get_v_scroll_bar"), &TextEdit::get_v_scroll_bar);
  5623. ClassDB::bind_method(D_METHOD("get_h_scroll_bar"), &TextEdit::get_h_scroll_bar);
  5624. ClassDB::bind_method(D_METHOD("set_v_scroll", "value"), &TextEdit::set_v_scroll);
  5625. ClassDB::bind_method(D_METHOD("get_v_scroll"), &TextEdit::get_v_scroll);
  5626. ClassDB::bind_method(D_METHOD("set_h_scroll", "value"), &TextEdit::set_h_scroll);
  5627. ClassDB::bind_method(D_METHOD("get_h_scroll"), &TextEdit::get_h_scroll);
  5628. ClassDB::bind_method(D_METHOD("set_scroll_past_end_of_file_enabled", "enable"), &TextEdit::set_scroll_past_end_of_file_enabled);
  5629. ClassDB::bind_method(D_METHOD("is_scroll_past_end_of_file_enabled"), &TextEdit::is_scroll_past_end_of_file_enabled);
  5630. ClassDB::bind_method(D_METHOD("set_v_scroll_speed", "speed"), &TextEdit::set_v_scroll_speed);
  5631. ClassDB::bind_method(D_METHOD("get_v_scroll_speed"), &TextEdit::get_v_scroll_speed);
  5632. ClassDB::bind_method(D_METHOD("set_fit_content_height_enabled", "enabled"), &TextEdit::set_fit_content_height_enabled);
  5633. ClassDB::bind_method(D_METHOD("is_fit_content_height_enabled"), &TextEdit::is_fit_content_height_enabled);
  5634. ClassDB::bind_method(D_METHOD("get_scroll_pos_for_line", "line", "wrap_index"), &TextEdit::get_scroll_pos_for_line, DEFVAL(0));
  5635. // Visible lines.
  5636. ClassDB::bind_method(D_METHOD("set_line_as_first_visible", "line", "wrap_index"), &TextEdit::set_line_as_first_visible, DEFVAL(0));
  5637. ClassDB::bind_method(D_METHOD("get_first_visible_line"), &TextEdit::get_first_visible_line);
  5638. ClassDB::bind_method(D_METHOD("set_line_as_center_visible", "line", "wrap_index"), &TextEdit::set_line_as_center_visible, DEFVAL(0));
  5639. ClassDB::bind_method(D_METHOD("set_line_as_last_visible", "line", "wrap_index"), &TextEdit::set_line_as_last_visible, DEFVAL(0));
  5640. ClassDB::bind_method(D_METHOD("get_last_full_visible_line"), &TextEdit::get_last_full_visible_line);
  5641. ClassDB::bind_method(D_METHOD("get_last_full_visible_line_wrap_index"), &TextEdit::get_last_full_visible_line_wrap_index);
  5642. ClassDB::bind_method(D_METHOD("get_visible_line_count"), &TextEdit::get_visible_line_count);
  5643. ClassDB::bind_method(D_METHOD("get_visible_line_count_in_range", "from_line", "to_line"), &TextEdit::get_visible_line_count_in_range);
  5644. ClassDB::bind_method(D_METHOD("get_total_visible_line_count"), &TextEdit::get_total_visible_line_count);
  5645. // Auto adjust
  5646. ClassDB::bind_method(D_METHOD("adjust_viewport_to_caret", "caret_index"), &TextEdit::adjust_viewport_to_caret, DEFVAL(0));
  5647. ClassDB::bind_method(D_METHOD("center_viewport_to_caret", "caret_index"), &TextEdit::center_viewport_to_caret, DEFVAL(0));
  5648. // Minimap
  5649. ClassDB::bind_method(D_METHOD("set_draw_minimap", "enabled"), &TextEdit::set_draw_minimap);
  5650. ClassDB::bind_method(D_METHOD("is_drawing_minimap"), &TextEdit::is_drawing_minimap);
  5651. ClassDB::bind_method(D_METHOD("set_minimap_width", "width"), &TextEdit::set_minimap_width);
  5652. ClassDB::bind_method(D_METHOD("get_minimap_width"), &TextEdit::get_minimap_width);
  5653. ClassDB::bind_method(D_METHOD("get_minimap_visible_lines"), &TextEdit::get_minimap_visible_lines);
  5654. /* Gutters. */
  5655. BIND_ENUM_CONSTANT(GUTTER_TYPE_STRING);
  5656. BIND_ENUM_CONSTANT(GUTTER_TYPE_ICON);
  5657. BIND_ENUM_CONSTANT(GUTTER_TYPE_CUSTOM);
  5658. ClassDB::bind_method(D_METHOD("add_gutter", "at"), &TextEdit::add_gutter, DEFVAL(-1));
  5659. ClassDB::bind_method(D_METHOD("remove_gutter", "gutter"), &TextEdit::remove_gutter);
  5660. ClassDB::bind_method(D_METHOD("get_gutter_count"), &TextEdit::get_gutter_count);
  5661. ClassDB::bind_method(D_METHOD("set_gutter_name", "gutter", "name"), &TextEdit::set_gutter_name);
  5662. ClassDB::bind_method(D_METHOD("get_gutter_name", "gutter"), &TextEdit::get_gutter_name);
  5663. ClassDB::bind_method(D_METHOD("set_gutter_type", "gutter", "type"), &TextEdit::set_gutter_type);
  5664. ClassDB::bind_method(D_METHOD("get_gutter_type", "gutter"), &TextEdit::get_gutter_type);
  5665. ClassDB::bind_method(D_METHOD("set_gutter_width", "gutter", "width"), &TextEdit::set_gutter_width);
  5666. ClassDB::bind_method(D_METHOD("get_gutter_width", "gutter"), &TextEdit::get_gutter_width);
  5667. ClassDB::bind_method(D_METHOD("set_gutter_draw", "gutter", "draw"), &TextEdit::set_gutter_draw);
  5668. ClassDB::bind_method(D_METHOD("is_gutter_drawn", "gutter"), &TextEdit::is_gutter_drawn);
  5669. ClassDB::bind_method(D_METHOD("set_gutter_clickable", "gutter", "clickable"), &TextEdit::set_gutter_clickable);
  5670. ClassDB::bind_method(D_METHOD("is_gutter_clickable", "gutter"), &TextEdit::is_gutter_clickable);
  5671. ClassDB::bind_method(D_METHOD("set_gutter_overwritable", "gutter", "overwritable"), &TextEdit::set_gutter_overwritable);
  5672. ClassDB::bind_method(D_METHOD("is_gutter_overwritable", "gutter"), &TextEdit::is_gutter_overwritable);
  5673. ClassDB::bind_method(D_METHOD("merge_gutters", "from_line", "to_line"), &TextEdit::merge_gutters);
  5674. ClassDB::bind_method(D_METHOD("set_gutter_custom_draw", "column", "draw_callback"), &TextEdit::set_gutter_custom_draw);
  5675. ClassDB::bind_method(D_METHOD("get_total_gutter_width"), &TextEdit::get_total_gutter_width);
  5676. // Line gutters.
  5677. ClassDB::bind_method(D_METHOD("set_line_gutter_metadata", "line", "gutter", "metadata"), &TextEdit::set_line_gutter_metadata);
  5678. ClassDB::bind_method(D_METHOD("get_line_gutter_metadata", "line", "gutter"), &TextEdit::get_line_gutter_metadata);
  5679. ClassDB::bind_method(D_METHOD("set_line_gutter_text", "line", "gutter", "text"), &TextEdit::set_line_gutter_text);
  5680. ClassDB::bind_method(D_METHOD("get_line_gutter_text", "line", "gutter"), &TextEdit::get_line_gutter_text);
  5681. ClassDB::bind_method(D_METHOD("set_line_gutter_icon", "line", "gutter", "icon"), &TextEdit::set_line_gutter_icon);
  5682. ClassDB::bind_method(D_METHOD("get_line_gutter_icon", "line", "gutter"), &TextEdit::get_line_gutter_icon);
  5683. ClassDB::bind_method(D_METHOD("set_line_gutter_item_color", "line", "gutter", "color"), &TextEdit::set_line_gutter_item_color);
  5684. ClassDB::bind_method(D_METHOD("get_line_gutter_item_color", "line", "gutter"), &TextEdit::get_line_gutter_item_color);
  5685. ClassDB::bind_method(D_METHOD("set_line_gutter_clickable", "line", "gutter", "clickable"), &TextEdit::set_line_gutter_clickable);
  5686. ClassDB::bind_method(D_METHOD("is_line_gutter_clickable", "line", "gutter"), &TextEdit::is_line_gutter_clickable);
  5687. // Line style
  5688. ClassDB::bind_method(D_METHOD("set_line_background_color", "line", "color"), &TextEdit::set_line_background_color);
  5689. ClassDB::bind_method(D_METHOD("get_line_background_color", "line"), &TextEdit::get_line_background_color);
  5690. /* Syntax Highlighting. */
  5691. ClassDB::bind_method(D_METHOD("set_syntax_highlighter", "syntax_highlighter"), &TextEdit::set_syntax_highlighter);
  5692. ClassDB::bind_method(D_METHOD("get_syntax_highlighter"), &TextEdit::get_syntax_highlighter);
  5693. /* Visual. */
  5694. ClassDB::bind_method(D_METHOD("set_highlight_current_line", "enabled"), &TextEdit::set_highlight_current_line);
  5695. ClassDB::bind_method(D_METHOD("is_highlight_current_line_enabled"), &TextEdit::is_highlight_current_line_enabled);
  5696. ClassDB::bind_method(D_METHOD("set_highlight_all_occurrences", "enabled"), &TextEdit::set_highlight_all_occurrences);
  5697. ClassDB::bind_method(D_METHOD("is_highlight_all_occurrences_enabled"), &TextEdit::is_highlight_all_occurrences_enabled);
  5698. ClassDB::bind_method(D_METHOD("get_draw_control_chars"), &TextEdit::get_draw_control_chars);
  5699. ClassDB::bind_method(D_METHOD("set_draw_control_chars", "enabled"), &TextEdit::set_draw_control_chars);
  5700. ClassDB::bind_method(D_METHOD("set_draw_tabs", "enabled"), &TextEdit::set_draw_tabs);
  5701. ClassDB::bind_method(D_METHOD("is_drawing_tabs"), &TextEdit::is_drawing_tabs);
  5702. ClassDB::bind_method(D_METHOD("set_draw_spaces", "enabled"), &TextEdit::set_draw_spaces);
  5703. ClassDB::bind_method(D_METHOD("is_drawing_spaces"), &TextEdit::is_drawing_spaces);
  5704. ClassDB::bind_method(D_METHOD("get_menu"), &TextEdit::get_menu);
  5705. ClassDB::bind_method(D_METHOD("is_menu_visible"), &TextEdit::is_menu_visible);
  5706. ClassDB::bind_method(D_METHOD("menu_option", "option"), &TextEdit::menu_option);
  5707. /* Deprecated */
  5708. #ifndef DISABLE_DEPRECATED
  5709. ClassDB::bind_method(D_METHOD("adjust_carets_after_edit", "caret", "from_line", "from_col", "to_line", "to_col"), &TextEdit::adjust_carets_after_edit);
  5710. ClassDB::bind_method(D_METHOD("get_caret_index_edit_order"), &TextEdit::get_caret_index_edit_order);
  5711. ClassDB::bind_method(D_METHOD("get_selection_line", "caret_index"), &TextEdit::get_selection_line, DEFVAL(0));
  5712. ClassDB::bind_method(D_METHOD("get_selection_column", "caret_index"), &TextEdit::get_selection_column, DEFVAL(0));
  5713. #endif
  5714. /* Inspector */
  5715. ADD_PROPERTY(PropertyInfo(Variant::STRING, "text", PROPERTY_HINT_MULTILINE_TEXT), "set_text", "get_text");
  5716. ADD_PROPERTY(PropertyInfo(Variant::STRING, "placeholder_text", PROPERTY_HINT_MULTILINE_TEXT), "set_placeholder", "get_placeholder");
  5717. ADD_PROPERTY(PropertyInfo(Variant::BOOL, "editable"), "set_editable", "is_editable");
  5718. ADD_PROPERTY(PropertyInfo(Variant::BOOL, "context_menu_enabled"), "set_context_menu_enabled", "is_context_menu_enabled");
  5719. ADD_PROPERTY(PropertyInfo(Variant::BOOL, "shortcut_keys_enabled"), "set_shortcut_keys_enabled", "is_shortcut_keys_enabled");
  5720. ADD_PROPERTY(PropertyInfo(Variant::BOOL, "selecting_enabled"), "set_selecting_enabled", "is_selecting_enabled");
  5721. ADD_PROPERTY(PropertyInfo(Variant::BOOL, "deselect_on_focus_loss_enabled"), "set_deselect_on_focus_loss_enabled", "is_deselect_on_focus_loss_enabled");
  5722. ADD_PROPERTY(PropertyInfo(Variant::BOOL, "drag_and_drop_selection_enabled"), "set_drag_and_drop_selection_enabled", "is_drag_and_drop_selection_enabled");
  5723. ADD_PROPERTY(PropertyInfo(Variant::BOOL, "virtual_keyboard_enabled"), "set_virtual_keyboard_enabled", "is_virtual_keyboard_enabled");
  5724. ADD_PROPERTY(PropertyInfo(Variant::BOOL, "middle_mouse_paste_enabled"), "set_middle_mouse_paste_enabled", "is_middle_mouse_paste_enabled");
  5725. ADD_PROPERTY(PropertyInfo(Variant::INT, "wrap_mode", PROPERTY_HINT_ENUM, "None,Boundary"), "set_line_wrapping_mode", "get_line_wrapping_mode");
  5726. ADD_PROPERTY(PropertyInfo(Variant::INT, "autowrap_mode", PROPERTY_HINT_ENUM, "Arbitrary:1,Word:2,Word (Smart):3"), "set_autowrap_mode", "get_autowrap_mode");
  5727. ADD_PROPERTY(PropertyInfo(Variant::BOOL, "indent_wrapped_lines"), "set_indent_wrapped_lines", "is_indent_wrapped_lines");
  5728. ADD_GROUP("Scroll", "scroll_");
  5729. ADD_PROPERTY(PropertyInfo(Variant::BOOL, "scroll_smooth"), "set_smooth_scroll_enabled", "is_smooth_scroll_enabled");
  5730. ADD_PROPERTY(PropertyInfo(Variant::FLOAT, "scroll_v_scroll_speed", PROPERTY_HINT_NONE, "suffix:px/s"), "set_v_scroll_speed", "get_v_scroll_speed");
  5731. ADD_PROPERTY(PropertyInfo(Variant::BOOL, "scroll_past_end_of_file"), "set_scroll_past_end_of_file_enabled", "is_scroll_past_end_of_file_enabled");
  5732. ADD_PROPERTY(PropertyInfo(Variant::FLOAT, "scroll_vertical", PROPERTY_HINT_NONE, "suffix:px"), "set_v_scroll", "get_v_scroll");
  5733. ADD_PROPERTY(PropertyInfo(Variant::INT, "scroll_horizontal", PROPERTY_HINT_NONE, "suffix:px"), "set_h_scroll", "get_h_scroll");
  5734. ADD_PROPERTY(PropertyInfo(Variant::BOOL, "scroll_fit_content_height"), "set_fit_content_height_enabled", "is_fit_content_height_enabled");
  5735. ADD_GROUP("Minimap", "minimap_");
  5736. ADD_PROPERTY(PropertyInfo(Variant::BOOL, "minimap_draw"), "set_draw_minimap", "is_drawing_minimap");
  5737. ADD_PROPERTY(PropertyInfo(Variant::INT, "minimap_width", PROPERTY_HINT_NONE, "suffix:px"), "set_minimap_width", "get_minimap_width");
  5738. ADD_GROUP("Caret", "caret_");
  5739. ADD_PROPERTY(PropertyInfo(Variant::INT, "caret_type", PROPERTY_HINT_ENUM, "Line,Block"), "set_caret_type", "get_caret_type");
  5740. ADD_PROPERTY(PropertyInfo(Variant::BOOL, "caret_blink"), "set_caret_blink_enabled", "is_caret_blink_enabled");
  5741. ADD_PROPERTY(PropertyInfo(Variant::FLOAT, "caret_blink_interval", PROPERTY_HINT_RANGE, "0.1,10,0.01,suffix:s"), "set_caret_blink_interval", "get_caret_blink_interval");
  5742. ADD_PROPERTY(PropertyInfo(Variant::BOOL, "caret_draw_when_editable_disabled"), "set_draw_caret_when_editable_disabled", "is_drawing_caret_when_editable_disabled");
  5743. ADD_PROPERTY(PropertyInfo(Variant::BOOL, "caret_move_on_right_click"), "set_move_caret_on_right_click_enabled", "is_move_caret_on_right_click_enabled");
  5744. ADD_PROPERTY(PropertyInfo(Variant::BOOL, "caret_mid_grapheme"), "set_caret_mid_grapheme_enabled", "is_caret_mid_grapheme_enabled");
  5745. ADD_PROPERTY(PropertyInfo(Variant::BOOL, "caret_multiple"), "set_multiple_carets_enabled", "is_multiple_carets_enabled");
  5746. ADD_GROUP("Highlighting", "");
  5747. ADD_PROPERTY(PropertyInfo(Variant::OBJECT, "syntax_highlighter", PROPERTY_HINT_RESOURCE_TYPE, "SyntaxHighlighter", PROPERTY_USAGE_DEFAULT | PROPERTY_USAGE_ALWAYS_DUPLICATE), "set_syntax_highlighter", "get_syntax_highlighter");
  5748. ADD_PROPERTY(PropertyInfo(Variant::BOOL, "highlight_all_occurrences"), "set_highlight_all_occurrences", "is_highlight_all_occurrences_enabled");
  5749. ADD_PROPERTY(PropertyInfo(Variant::BOOL, "highlight_current_line"), "set_highlight_current_line", "is_highlight_current_line_enabled");
  5750. ADD_GROUP("Visual Whitespace", "draw_");
  5751. ADD_PROPERTY(PropertyInfo(Variant::BOOL, "draw_control_chars"), "set_draw_control_chars", "get_draw_control_chars");
  5752. ADD_PROPERTY(PropertyInfo(Variant::BOOL, "draw_tabs"), "set_draw_tabs", "is_drawing_tabs");
  5753. ADD_PROPERTY(PropertyInfo(Variant::BOOL, "draw_spaces"), "set_draw_spaces", "is_drawing_spaces");
  5754. ADD_GROUP("BiDi", "");
  5755. ADD_PROPERTY(PropertyInfo(Variant::INT, "text_direction", PROPERTY_HINT_ENUM, "Auto,Left-to-Right,Right-to-Left,Inherited"), "set_text_direction", "get_text_direction");
  5756. ADD_PROPERTY(PropertyInfo(Variant::STRING, "language", PROPERTY_HINT_LOCALE_ID, ""), "set_language", "get_language");
  5757. ADD_PROPERTY(PropertyInfo(Variant::INT, "structured_text_bidi_override", PROPERTY_HINT_ENUM, "Default,URI,File,Email,List,None,Custom"), "set_structured_text_bidi_override", "get_structured_text_bidi_override");
  5758. ADD_PROPERTY(PropertyInfo(Variant::ARRAY, "structured_text_bidi_override_options"), "set_structured_text_bidi_override_options", "get_structured_text_bidi_override_options");
  5759. /* Signals */
  5760. /* Core. */
  5761. ADD_SIGNAL(MethodInfo("text_set"));
  5762. ADD_SIGNAL(MethodInfo("text_changed"));
  5763. ADD_SIGNAL(MethodInfo("lines_edited_from", PropertyInfo(Variant::INT, "from_line"), PropertyInfo(Variant::INT, "to_line")));
  5764. /* Caret. */
  5765. ADD_SIGNAL(MethodInfo("caret_changed"));
  5766. /* Gutters. */
  5767. ADD_SIGNAL(MethodInfo("gutter_clicked", PropertyInfo(Variant::INT, "line"), PropertyInfo(Variant::INT, "gutter")));
  5768. ADD_SIGNAL(MethodInfo("gutter_added"));
  5769. ADD_SIGNAL(MethodInfo("gutter_removed"));
  5770. // Theme items
  5771. /* Search */
  5772. BIND_THEME_ITEM(Theme::DATA_TYPE_COLOR, TextEdit, search_result_color);
  5773. BIND_THEME_ITEM(Theme::DATA_TYPE_COLOR, TextEdit, search_result_border_color);
  5774. /* Caret */
  5775. BIND_THEME_ITEM(Theme::DATA_TYPE_CONSTANT, TextEdit, caret_width);
  5776. BIND_THEME_ITEM(Theme::DATA_TYPE_COLOR, TextEdit, caret_color);
  5777. BIND_THEME_ITEM(Theme::DATA_TYPE_COLOR, TextEdit, caret_background_color);
  5778. /* Selection */
  5779. BIND_THEME_ITEM(Theme::DATA_TYPE_COLOR, TextEdit, font_selected_color);
  5780. BIND_THEME_ITEM(Theme::DATA_TYPE_COLOR, TextEdit, selection_color);
  5781. /* Other visuals */
  5782. BIND_THEME_ITEM_CUSTOM(Theme::DATA_TYPE_STYLEBOX, TextEdit, style_normal, "normal");
  5783. BIND_THEME_ITEM_CUSTOM(Theme::DATA_TYPE_STYLEBOX, TextEdit, style_focus, "focus");
  5784. BIND_THEME_ITEM_CUSTOM(Theme::DATA_TYPE_STYLEBOX, TextEdit, style_readonly, "read_only");
  5785. BIND_THEME_ITEM_CUSTOM(Theme::DATA_TYPE_ICON, TextEdit, tab_icon, "tab");
  5786. BIND_THEME_ITEM_CUSTOM(Theme::DATA_TYPE_ICON, TextEdit, space_icon, "space");
  5787. BIND_THEME_ITEM(Theme::DATA_TYPE_FONT, TextEdit, font);
  5788. BIND_THEME_ITEM(Theme::DATA_TYPE_FONT_SIZE, TextEdit, font_size);
  5789. BIND_THEME_ITEM(Theme::DATA_TYPE_COLOR, TextEdit, font_color);
  5790. BIND_THEME_ITEM(Theme::DATA_TYPE_COLOR, TextEdit, font_readonly_color);
  5791. BIND_THEME_ITEM(Theme::DATA_TYPE_COLOR, TextEdit, font_placeholder_color);
  5792. BIND_THEME_ITEM(Theme::DATA_TYPE_CONSTANT, TextEdit, outline_size);
  5793. BIND_THEME_ITEM_CUSTOM(Theme::DATA_TYPE_COLOR, TextEdit, outline_color, "font_outline_color");
  5794. BIND_THEME_ITEM(Theme::DATA_TYPE_CONSTANT, TextEdit, line_spacing);
  5795. BIND_THEME_ITEM(Theme::DATA_TYPE_COLOR, TextEdit, background_color);
  5796. BIND_THEME_ITEM(Theme::DATA_TYPE_COLOR, TextEdit, current_line_color);
  5797. BIND_THEME_ITEM(Theme::DATA_TYPE_COLOR, TextEdit, word_highlighted_color);
  5798. /* Settings. */
  5799. GLOBAL_DEF(PropertyInfo(Variant::FLOAT, "gui/timers/text_edit_idle_detect_sec", PROPERTY_HINT_RANGE, "0,10,0.01,or_greater"), 3);
  5800. GLOBAL_DEF(PropertyInfo(Variant::INT, "gui/common/text_edit_undo_stack_max_size", PROPERTY_HINT_RANGE, "0,10000,1,or_greater"), 1024);
  5801. }
  5802. /* Internal API for CodeEdit. */
  5803. // Line hiding.
  5804. void TextEdit::_set_hiding_enabled(bool p_enabled) {
  5805. if (hiding_enabled == p_enabled) {
  5806. return;
  5807. }
  5808. if (!p_enabled) {
  5809. _unhide_all_lines();
  5810. }
  5811. hiding_enabled = p_enabled;
  5812. queue_redraw();
  5813. }
  5814. bool TextEdit::_is_hiding_enabled() const {
  5815. return hiding_enabled;
  5816. }
  5817. bool TextEdit::_is_line_hidden(int p_line) const {
  5818. ERR_FAIL_INDEX_V(p_line, text.size(), false);
  5819. return text.is_hidden(p_line);
  5820. }
  5821. void TextEdit::_unhide_all_lines() {
  5822. for (int i = 0; i < text.size(); i++) {
  5823. text.set_hidden(i, false);
  5824. }
  5825. _update_scrollbars();
  5826. queue_redraw();
  5827. }
  5828. void TextEdit::_unhide_carets() {
  5829. // Override for functionality.
  5830. }
  5831. void TextEdit::_set_line_as_hidden(int p_line, bool p_hidden) {
  5832. ERR_FAIL_INDEX(p_line, text.size());
  5833. if (text.is_hidden(p_line) == p_hidden) {
  5834. return;
  5835. }
  5836. if (_is_hiding_enabled() || !p_hidden) {
  5837. text.set_hidden(p_line, p_hidden);
  5838. }
  5839. queue_redraw();
  5840. }
  5841. // Symbol lookup.
  5842. void TextEdit::_set_symbol_lookup_word(const String &p_symbol) {
  5843. if (lookup_symbol_word == p_symbol) {
  5844. return;
  5845. }
  5846. lookup_symbol_word = p_symbol;
  5847. queue_redraw();
  5848. }
  5849. /* Text manipulation */
  5850. // Overridable actions
  5851. void TextEdit::_handle_unicode_input_internal(const uint32_t p_unicode, int p_caret) {
  5852. ERR_FAIL_COND(p_caret >= get_caret_count() || p_caret < -1);
  5853. if (!editable) {
  5854. return;
  5855. }
  5856. start_action(EditAction::ACTION_TYPING);
  5857. begin_multicaret_edit();
  5858. for (int i = 0; i < get_caret_count(); i++) {
  5859. if (p_caret == -1 && multicaret_edit_ignore_caret(i)) {
  5860. continue;
  5861. }
  5862. if (p_caret != -1 && p_caret != i) {
  5863. continue;
  5864. }
  5865. // Remove the old character if in insert mode and no selection.
  5866. if (overtype_mode && !has_selection(i)) {
  5867. // Make sure we don't try and remove empty space.
  5868. int cl = get_caret_line(i);
  5869. int cc = get_caret_column(i);
  5870. if (cc < get_line(cl).length()) {
  5871. _remove_text(cl, cc, cl, cc + 1);
  5872. }
  5873. }
  5874. const char32_t chr[2] = { (char32_t)p_unicode, 0 };
  5875. insert_text_at_caret(chr, i);
  5876. }
  5877. end_multicaret_edit();
  5878. end_action();
  5879. }
  5880. void TextEdit::_backspace_internal(int p_caret) {
  5881. ERR_FAIL_COND(p_caret >= get_caret_count() || p_caret < -1);
  5882. if (!editable) {
  5883. return;
  5884. }
  5885. if (has_selection(p_caret)) {
  5886. delete_selection(p_caret);
  5887. return;
  5888. }
  5889. begin_complex_operation();
  5890. begin_multicaret_edit();
  5891. for (int i = 0; i < get_caret_count(); i++) {
  5892. if (p_caret == -1 && multicaret_edit_ignore_caret(i)) {
  5893. continue;
  5894. }
  5895. if (p_caret != -1 && p_caret != i) {
  5896. continue;
  5897. }
  5898. int to_line = get_caret_line(i);
  5899. int to_column = get_caret_column(i);
  5900. if (to_column == 0 && to_line == 0) {
  5901. continue;
  5902. }
  5903. int from_line = to_column > 0 ? to_line : to_line - 1;
  5904. int from_column = to_column > 0 ? (to_column - 1) : (text[to_line - 1].length());
  5905. merge_gutters(from_line, to_line);
  5906. _remove_text(from_line, from_column, to_line, to_column);
  5907. collapse_carets(from_line, from_column, to_line, to_column);
  5908. _offset_carets_after(to_line, to_column, from_line, from_column);
  5909. set_caret_line(from_line, false, true, -1, i);
  5910. set_caret_column(from_column, i == 0, i);
  5911. }
  5912. end_multicaret_edit();
  5913. end_complex_operation();
  5914. }
  5915. void TextEdit::_cut_internal(int p_caret) {
  5916. ERR_FAIL_COND(p_caret >= get_caret_count() || p_caret < -1);
  5917. _copy_internal(p_caret);
  5918. if (!editable) {
  5919. return;
  5920. }
  5921. if (has_selection(p_caret)) {
  5922. delete_selection(p_caret);
  5923. return;
  5924. }
  5925. // Remove full lines.
  5926. begin_complex_operation();
  5927. begin_multicaret_edit();
  5928. Vector<Point2i> line_ranges;
  5929. if (p_caret == -1) {
  5930. line_ranges = get_line_ranges_from_carets();
  5931. } else {
  5932. line_ranges.push_back(Point2i(get_caret_line(p_caret), get_caret_line(p_caret)));
  5933. }
  5934. int line_offset = 0;
  5935. for (Point2i line_range : line_ranges) {
  5936. // Preserve carets on the last line.
  5937. remove_line_at(line_range.y + line_offset);
  5938. if (line_range.x != line_range.y) {
  5939. remove_text(line_range.x + line_offset, 0, line_range.y + line_offset, 0);
  5940. }
  5941. line_offset += line_range.x - line_range.y - 1;
  5942. }
  5943. end_multicaret_edit();
  5944. end_complex_operation();
  5945. }
  5946. void TextEdit::_copy_internal(int p_caret) {
  5947. ERR_FAIL_COND(p_caret >= get_caret_count() || p_caret < -1);
  5948. if (has_selection(p_caret)) {
  5949. DisplayServer::get_singleton()->clipboard_set(get_selected_text(p_caret));
  5950. cut_copy_line = "";
  5951. return;
  5952. }
  5953. // Copy full lines.
  5954. StringBuilder clipboard;
  5955. Vector<Point2i> line_ranges;
  5956. if (p_caret == -1) {
  5957. // When there are multiple carets on a line, only copy it once.
  5958. line_ranges = get_line_ranges_from_carets(false, true);
  5959. } else {
  5960. line_ranges.push_back(Point2i(get_caret_line(p_caret), get_caret_line(p_caret)));
  5961. }
  5962. for (Point2i line_range : line_ranges) {
  5963. for (int i = line_range.x; i <= line_range.y; i++) {
  5964. if (text[i].length() != 0) {
  5965. clipboard += _base_get_text(i, 0, i, text[i].length());
  5966. }
  5967. clipboard += "\n";
  5968. }
  5969. }
  5970. String clipboard_string = clipboard.as_string();
  5971. DisplayServer::get_singleton()->clipboard_set(clipboard_string);
  5972. // Set the cut copy line so we know to paste as a line.
  5973. if (get_caret_count() == 1) {
  5974. cut_copy_line = clipboard_string;
  5975. } else {
  5976. cut_copy_line = "";
  5977. }
  5978. }
  5979. void TextEdit::_paste_internal(int p_caret) {
  5980. ERR_FAIL_COND(p_caret >= get_caret_count() || p_caret < -1);
  5981. if (!editable) {
  5982. return;
  5983. }
  5984. String clipboard = DisplayServer::get_singleton()->clipboard_get();
  5985. // Paste a full line. Ignore '\r' characters that may have been added to the clipboard by the OS.
  5986. if (get_caret_count() == 1 && !has_selection(0) && !cut_copy_line.is_empty() && cut_copy_line == clipboard.replace("\r", "")) {
  5987. insert_text(clipboard, get_caret_line(), 0);
  5988. return;
  5989. }
  5990. // Paste text at each caret or one line per caret.
  5991. Vector<String> clipboad_lines = clipboard.split("\n");
  5992. bool insert_line_per_caret = p_caret == -1 && get_caret_count() > 1 && clipboad_lines.size() == get_caret_count();
  5993. begin_complex_operation();
  5994. begin_multicaret_edit();
  5995. Vector<int> sorted_carets = get_sorted_carets();
  5996. for (int i = 0; i < sorted_carets.size(); i++) {
  5997. int caret_index = sorted_carets[i];
  5998. if (p_caret != -1 && p_caret != caret_index) {
  5999. continue;
  6000. }
  6001. if (has_selection(caret_index)) {
  6002. delete_selection(caret_index);
  6003. }
  6004. if (insert_line_per_caret) {
  6005. clipboard = clipboad_lines[i];
  6006. }
  6007. insert_text_at_caret(clipboard, caret_index);
  6008. }
  6009. end_multicaret_edit();
  6010. end_complex_operation();
  6011. }
  6012. void TextEdit::_paste_primary_clipboard_internal(int p_caret) {
  6013. ERR_FAIL_COND(p_caret >= get_caret_count() || p_caret < -1);
  6014. if (!is_editable() || !DisplayServer::get_singleton()->has_feature(DisplayServer::FEATURE_CLIPBOARD_PRIMARY)) {
  6015. return;
  6016. }
  6017. String paste_buffer = DisplayServer::get_singleton()->clipboard_get_primary();
  6018. if (get_caret_count() == 1) {
  6019. Point2i pos = get_line_column_at_pos(get_local_mouse_pos());
  6020. deselect();
  6021. set_caret_line(pos.y, true, false, -1);
  6022. set_caret_column(pos.x);
  6023. }
  6024. if (!paste_buffer.is_empty()) {
  6025. insert_text_at_caret(paste_buffer);
  6026. }
  6027. grab_focus();
  6028. }
  6029. // Context menu.
  6030. Key TextEdit::_get_menu_action_accelerator(const String &p_action) {
  6031. const List<Ref<InputEvent>> *events = InputMap::get_singleton()->action_get_events(p_action);
  6032. if (!events) {
  6033. return Key::NONE;
  6034. }
  6035. // Use first event in the list for the accelerator.
  6036. const List<Ref<InputEvent>>::Element *first_event = events->front();
  6037. if (!first_event) {
  6038. return Key::NONE;
  6039. }
  6040. const Ref<InputEventKey> event = first_event->get();
  6041. if (event.is_null()) {
  6042. return Key::NONE;
  6043. }
  6044. // Use physical keycode if non-zero.
  6045. if (event->get_physical_keycode() != Key::NONE) {
  6046. return event->get_physical_keycode_with_modifiers();
  6047. } else {
  6048. return event->get_keycode_with_modifiers();
  6049. }
  6050. }
  6051. void TextEdit::_generate_context_menu() {
  6052. menu = memnew(PopupMenu);
  6053. add_child(menu, false, INTERNAL_MODE_FRONT);
  6054. menu_dir = memnew(PopupMenu);
  6055. menu_dir->add_radio_check_item(ETR("Same as Layout Direction"), MENU_DIR_INHERITED);
  6056. menu_dir->add_radio_check_item(ETR("Auto-Detect Direction"), MENU_DIR_AUTO);
  6057. menu_dir->add_radio_check_item(ETR("Left-to-Right"), MENU_DIR_LTR);
  6058. menu_dir->add_radio_check_item(ETR("Right-to-Left"), MENU_DIR_RTL);
  6059. menu_ctl = memnew(PopupMenu);
  6060. menu_ctl->add_item(ETR("Left-to-Right Mark (LRM)"), MENU_INSERT_LRM);
  6061. menu_ctl->add_item(ETR("Right-to-Left Mark (RLM)"), MENU_INSERT_RLM);
  6062. menu_ctl->add_item(ETR("Start of Left-to-Right Embedding (LRE)"), MENU_INSERT_LRE);
  6063. menu_ctl->add_item(ETR("Start of Right-to-Left Embedding (RLE)"), MENU_INSERT_RLE);
  6064. menu_ctl->add_item(ETR("Start of Left-to-Right Override (LRO)"), MENU_INSERT_LRO);
  6065. menu_ctl->add_item(ETR("Start of Right-to-Left Override (RLO)"), MENU_INSERT_RLO);
  6066. menu_ctl->add_item(ETR("Pop Direction Formatting (PDF)"), MENU_INSERT_PDF);
  6067. menu_ctl->add_separator();
  6068. menu_ctl->add_item(ETR("Arabic Letter Mark (ALM)"), MENU_INSERT_ALM);
  6069. menu_ctl->add_item(ETR("Left-to-Right Isolate (LRI)"), MENU_INSERT_LRI);
  6070. menu_ctl->add_item(ETR("Right-to-Left Isolate (RLI)"), MENU_INSERT_RLI);
  6071. menu_ctl->add_item(ETR("First Strong Isolate (FSI)"), MENU_INSERT_FSI);
  6072. menu_ctl->add_item(ETR("Pop Direction Isolate (PDI)"), MENU_INSERT_PDI);
  6073. menu_ctl->add_separator();
  6074. menu_ctl->add_item(ETR("Zero-Width Joiner (ZWJ)"), MENU_INSERT_ZWJ);
  6075. menu_ctl->add_item(ETR("Zero-Width Non-Joiner (ZWNJ)"), MENU_INSERT_ZWNJ);
  6076. menu_ctl->add_item(ETR("Word Joiner (WJ)"), MENU_INSERT_WJ);
  6077. menu_ctl->add_item(ETR("Soft Hyphen (SHY)"), MENU_INSERT_SHY);
  6078. menu->add_item(ETR("Cut"), MENU_CUT);
  6079. menu->add_item(ETR("Copy"), MENU_COPY);
  6080. menu->add_item(ETR("Paste"), MENU_PASTE);
  6081. menu->add_separator();
  6082. menu->add_item(ETR("Select All"), MENU_SELECT_ALL);
  6083. menu->add_item(ETR("Clear"), MENU_CLEAR);
  6084. menu->add_separator();
  6085. menu->add_item(ETR("Undo"), MENU_UNDO);
  6086. menu->add_item(ETR("Redo"), MENU_REDO);
  6087. menu->add_separator();
  6088. menu->add_submenu_node_item(ETR("Text Writing Direction"), menu_dir, MENU_SUBMENU_TEXT_DIR);
  6089. menu->add_separator();
  6090. menu->add_check_item(ETR("Display Control Characters"), MENU_DISPLAY_UCC);
  6091. menu->add_submenu_node_item(ETR("Insert Control Character"), menu_ctl, MENU_SUBMENU_INSERT_UCC);
  6092. menu->connect(SceneStringName(id_pressed), callable_mp(this, &TextEdit::menu_option));
  6093. menu_dir->connect(SceneStringName(id_pressed), callable_mp(this, &TextEdit::menu_option));
  6094. menu_ctl->connect(SceneStringName(id_pressed), callable_mp(this, &TextEdit::menu_option));
  6095. }
  6096. void TextEdit::_update_context_menu() {
  6097. if (!menu) {
  6098. _generate_context_menu();
  6099. }
  6100. int idx = -1;
  6101. #define MENU_ITEM_ACTION_DISABLED(m_menu, m_id, m_action, m_disabled) \
  6102. idx = m_menu->get_item_index(m_id); \
  6103. if (idx >= 0) { \
  6104. m_menu->set_item_accelerator(idx, shortcut_keys_enabled ? _get_menu_action_accelerator(m_action) : Key::NONE); \
  6105. m_menu->set_item_disabled(idx, m_disabled); \
  6106. }
  6107. #define MENU_ITEM_ACTION(m_menu, m_id, m_action) \
  6108. idx = m_menu->get_item_index(m_id); \
  6109. if (idx >= 0) { \
  6110. m_menu->set_item_accelerator(idx, shortcut_keys_enabled ? _get_menu_action_accelerator(m_action) : Key::NONE); \
  6111. }
  6112. #define MENU_ITEM_DISABLED(m_menu, m_id, m_disabled) \
  6113. idx = m_menu->get_item_index(m_id); \
  6114. if (idx >= 0) { \
  6115. m_menu->set_item_disabled(idx, m_disabled); \
  6116. }
  6117. #define MENU_ITEM_CHECKED(m_menu, m_id, m_checked) \
  6118. idx = m_menu->get_item_index(m_id); \
  6119. if (idx >= 0) { \
  6120. m_menu->set_item_checked(idx, m_checked); \
  6121. }
  6122. MENU_ITEM_ACTION_DISABLED(menu, MENU_CUT, "ui_cut", !editable)
  6123. MENU_ITEM_ACTION(menu, MENU_COPY, "ui_copy")
  6124. MENU_ITEM_ACTION_DISABLED(menu, MENU_PASTE, "ui_paste", !editable)
  6125. MENU_ITEM_ACTION_DISABLED(menu, MENU_SELECT_ALL, "ui_text_select_all", !selecting_enabled)
  6126. MENU_ITEM_DISABLED(menu, MENU_CLEAR, !editable)
  6127. MENU_ITEM_ACTION_DISABLED(menu, MENU_UNDO, "ui_undo", !editable || !has_undo())
  6128. MENU_ITEM_ACTION_DISABLED(menu, MENU_REDO, "ui_redo", !editable || !has_redo())
  6129. MENU_ITEM_CHECKED(menu_dir, MENU_DIR_INHERITED, text_direction == TEXT_DIRECTION_INHERITED)
  6130. MENU_ITEM_CHECKED(menu_dir, MENU_DIR_AUTO, text_direction == TEXT_DIRECTION_AUTO)
  6131. MENU_ITEM_CHECKED(menu_dir, MENU_DIR_LTR, text_direction == TEXT_DIRECTION_LTR)
  6132. MENU_ITEM_CHECKED(menu_dir, MENU_DIR_RTL, text_direction == TEXT_DIRECTION_RTL)
  6133. MENU_ITEM_CHECKED(menu, MENU_DISPLAY_UCC, draw_control_chars)
  6134. MENU_ITEM_DISABLED(menu, MENU_SUBMENU_INSERT_UCC, !editable)
  6135. #undef MENU_ITEM_ACTION_DISABLED
  6136. #undef MENU_ITEM_ACTION
  6137. #undef MENU_ITEM_DISABLED
  6138. #undef MENU_ITEM_CHECKED
  6139. }
  6140. /* Versioning */
  6141. void TextEdit::_push_current_op() {
  6142. if (pending_action_end) {
  6143. start_action(EditAction::ACTION_NONE);
  6144. return;
  6145. }
  6146. if (current_op.type == TextOperation::TYPE_NONE) {
  6147. return; // Nothing to do.
  6148. }
  6149. if (next_operation_is_complex) {
  6150. current_op.chain_forward = true;
  6151. next_operation_is_complex = false;
  6152. }
  6153. undo_stack.push_back(current_op);
  6154. current_op.type = TextOperation::TYPE_NONE;
  6155. current_op.text = "";
  6156. current_op.chain_forward = false;
  6157. if (undo_stack.size() > undo_stack_max_size) {
  6158. undo_stack.pop_front();
  6159. }
  6160. }
  6161. void TextEdit::_do_text_op(const TextOperation &p_op, bool p_reverse) {
  6162. ERR_FAIL_COND(p_op.type == TextOperation::TYPE_NONE);
  6163. bool insert = p_op.type == TextOperation::TYPE_INSERT;
  6164. if (p_reverse) {
  6165. insert = !insert;
  6166. }
  6167. if (insert) {
  6168. int check_line;
  6169. int check_column;
  6170. _base_insert_text(p_op.from_line, p_op.from_column, p_op.text, check_line, check_column);
  6171. ERR_FAIL_COND(check_line != p_op.to_line); // BUG.
  6172. ERR_FAIL_COND(check_column != p_op.to_column); // BUG.
  6173. } else {
  6174. _base_remove_text(p_op.from_line, p_op.from_column, p_op.to_line, p_op.to_column);
  6175. }
  6176. }
  6177. void TextEdit::_clear_redo() {
  6178. if (undo_stack_pos == nullptr) {
  6179. return; // Nothing to clear.
  6180. }
  6181. _push_current_op();
  6182. while (undo_stack_pos) {
  6183. List<TextOperation>::Element *elem = undo_stack_pos;
  6184. undo_stack_pos = undo_stack_pos->next();
  6185. undo_stack.erase(elem);
  6186. }
  6187. }
  6188. /* Search */
  6189. int TextEdit::_get_column_pos_of_word(const String &p_key, const String &p_search, uint32_t p_search_flags, int p_from_column) const {
  6190. int col = -1;
  6191. if (p_key.length() > 0 && p_search.length() > 0) {
  6192. if (p_from_column < 0 || p_from_column > p_search.length()) {
  6193. p_from_column = 0;
  6194. }
  6195. bool key_start_is_symbol = is_symbol(p_key[0]);
  6196. bool key_end_is_symbol = is_symbol(p_key[p_key.length() - 1]);
  6197. while (col == -1 && p_from_column <= p_search.length()) {
  6198. if (p_search_flags & SEARCH_MATCH_CASE) {
  6199. col = p_search.find(p_key, p_from_column);
  6200. } else {
  6201. col = p_search.findn(p_key, p_from_column);
  6202. }
  6203. // If not found, just break early to improve performance.
  6204. if (col == -1) {
  6205. break;
  6206. }
  6207. // Whole words only.
  6208. if (col != -1 && p_search_flags & SEARCH_WHOLE_WORDS) {
  6209. p_from_column = col;
  6210. if (!key_start_is_symbol && col > 0 && !is_symbol(p_search[col - 1])) {
  6211. col = -1;
  6212. } else if (!key_end_is_symbol && (col + p_key.length()) < p_search.length() && !is_symbol(p_search[col + p_key.length()])) {
  6213. col = -1;
  6214. }
  6215. }
  6216. p_from_column += 1;
  6217. }
  6218. }
  6219. return col;
  6220. }
  6221. /* Mouse */
  6222. int TextEdit::_get_char_pos_for_line(int p_px, int p_line, int p_wrap_index) const {
  6223. ERR_FAIL_INDEX_V(p_line, text.size(), 0);
  6224. p_wrap_index = MIN(p_wrap_index, text.get_line_data(p_line)->get_line_count() - 1);
  6225. RID text_rid = text.get_line_data(p_line)->get_line_rid(p_wrap_index);
  6226. float wrap_indent = (text.is_indent_wrapped_lines() && p_wrap_index > 0) ? get_indent_level(p_line) * theme_cache.font->get_char_size(' ', theme_cache.font_size).width : 0.0;
  6227. if (is_layout_rtl()) {
  6228. p_px = TS->shaped_text_get_size(text_rid).x - p_px + wrap_indent;
  6229. } else {
  6230. p_px -= wrap_indent;
  6231. }
  6232. int ofs = TS->shaped_text_hit_test_position(text_rid, p_px);
  6233. if (!caret_mid_grapheme_enabled) {
  6234. ofs = TS->shaped_text_closest_character_pos(text_rid, ofs);
  6235. }
  6236. return ofs;
  6237. }
  6238. /* Caret */
  6239. void TextEdit::_caret_changed(int p_caret) {
  6240. queue_redraw();
  6241. if (has_selection(p_caret)) {
  6242. _selection_changed(p_caret);
  6243. }
  6244. if (caret_pos_dirty) {
  6245. return;
  6246. }
  6247. if (is_inside_tree()) {
  6248. callable_mp(this, &TextEdit::_emit_caret_changed).call_deferred();
  6249. }
  6250. caret_pos_dirty = true;
  6251. }
  6252. void TextEdit::_emit_caret_changed() {
  6253. emit_signal(SNAME("caret_changed"));
  6254. caret_pos_dirty = false;
  6255. }
  6256. void TextEdit::_reset_caret_blink_timer() {
  6257. if (!caret_blink_enabled) {
  6258. return;
  6259. }
  6260. draw_caret = true;
  6261. if (has_focus()) {
  6262. caret_blink_timer->stop();
  6263. caret_blink_timer->start();
  6264. queue_redraw();
  6265. }
  6266. }
  6267. void TextEdit::_toggle_draw_caret() {
  6268. draw_caret = !draw_caret;
  6269. if (is_visible_in_tree() && has_focus() && window_has_focus) {
  6270. queue_redraw();
  6271. }
  6272. }
  6273. int TextEdit::_get_column_x_offset_for_line(int p_char, int p_line, int p_column) const {
  6274. ERR_FAIL_INDEX_V(p_line, text.size(), 0);
  6275. int row = 0;
  6276. Vector<Vector2i> rows2 = text.get_line_wrap_ranges(p_line);
  6277. for (int i = 0; i < rows2.size(); i++) {
  6278. if ((p_char >= rows2[i].x) && (p_char <= rows2[i].y)) {
  6279. row = i;
  6280. break;
  6281. }
  6282. }
  6283. RID text_rid = text.get_line_data(p_line)->get_line_rid(row);
  6284. float wrap_indent = (text.is_indent_wrapped_lines() && row > 0) ? get_indent_level(p_line) * theme_cache.font->get_char_size(' ', theme_cache.font_size).width : 0.0;
  6285. CaretInfo ts_caret = TS->shaped_text_get_carets(text_rid, p_column);
  6286. if ((ts_caret.l_caret != Rect2() && (ts_caret.l_dir == TextServer::DIRECTION_AUTO || ts_caret.l_dir == (TextServer::Direction)input_direction)) || (ts_caret.t_caret == Rect2())) {
  6287. return ts_caret.l_caret.position.x + (is_layout_rtl() ? -wrap_indent : wrap_indent);
  6288. } else {
  6289. return ts_caret.t_caret.position.x + (is_layout_rtl() ? -wrap_indent : wrap_indent);
  6290. }
  6291. }
  6292. bool TextEdit::_is_line_col_in_range(int p_line, int p_column, int p_from_line, int p_from_column, int p_to_line, int p_to_column, bool p_include_edges) const {
  6293. if (p_line >= p_from_line && p_line <= p_to_line && (p_line > p_from_line || p_column > p_from_column) && (p_line < p_to_line || p_column < p_to_column)) {
  6294. return true;
  6295. }
  6296. if (p_include_edges) {
  6297. if ((p_line == p_from_line && p_column == p_from_column) || (p_line == p_to_line && p_column == p_to_column)) {
  6298. return true;
  6299. }
  6300. }
  6301. return false;
  6302. }
  6303. void TextEdit::_offset_carets_after(int p_old_line, int p_old_column, int p_new_line, int p_new_column, bool p_include_selection_begin, bool p_include_selection_end) {
  6304. // Moves all carets at or after old_line and old_column.
  6305. // Called after deleting or inserting text so that the carets stay with the text they are at.
  6306. int edit_height = p_new_line - p_old_line;
  6307. int edit_size = p_new_column - p_old_column;
  6308. if (edit_height == 0 && edit_size == 0) {
  6309. return;
  6310. }
  6311. // Intentionally includes carets in the multicaret_edit_ignore list so that they are moved together.
  6312. for (int i = 0; i < get_caret_count(); i++) {
  6313. bool selected = has_selection(i);
  6314. bool caret_at_end = selected && is_caret_after_selection_origin(i);
  6315. bool include_caret_at = caret_at_end ? p_include_selection_end : p_include_selection_begin;
  6316. // Move caret.
  6317. int caret_line = get_caret_line(i);
  6318. int caret_column = get_caret_column(i);
  6319. bool caret_after = caret_line > p_old_line || (caret_line == p_old_line && caret_column > p_old_column);
  6320. bool caret_at = caret_line == p_old_line && caret_column == p_old_column;
  6321. if (caret_after || (caret_at && include_caret_at)) {
  6322. caret_line += edit_height;
  6323. if (caret_line == p_new_line) {
  6324. caret_column += edit_size;
  6325. }
  6326. if (edit_height != 0) {
  6327. set_caret_line(caret_line, false, true, -1, i);
  6328. }
  6329. set_caret_column(caret_column, false, i);
  6330. }
  6331. // Move selection origin.
  6332. if (!selected) {
  6333. continue;
  6334. }
  6335. bool include_selection_origin_at = !caret_at_end ? p_include_selection_end : p_include_selection_begin;
  6336. int selection_origin_line = get_selection_origin_line(i);
  6337. int selection_origin_column = get_selection_origin_column(i);
  6338. bool selection_origin_after = selection_origin_line > p_old_line || (selection_origin_line == p_old_line && selection_origin_column > p_old_column);
  6339. bool selection_origin_at = selection_origin_line == p_old_line && selection_origin_column == p_old_column;
  6340. if (selection_origin_after || (selection_origin_at && include_selection_origin_at)) {
  6341. selection_origin_line += edit_height;
  6342. if (selection_origin_line == p_new_line) {
  6343. selection_origin_column += edit_size;
  6344. }
  6345. select(selection_origin_line, selection_origin_column, caret_line, caret_column, i);
  6346. }
  6347. }
  6348. if (!p_include_selection_begin && p_include_selection_end && has_selection()) {
  6349. // It is possible that two adjacent selections now overlap.
  6350. merge_overlapping_carets();
  6351. }
  6352. }
  6353. void TextEdit::_cancel_drag_and_drop_text() {
  6354. // Cancel the drag operation if drag originated from here.
  6355. if (selection_drag_attempt && get_viewport()) {
  6356. get_viewport()->gui_cancel_drag();
  6357. }
  6358. }
  6359. /* Selection */
  6360. void TextEdit::_selection_changed(int p_caret) {
  6361. if (!selecting_enabled) {
  6362. return;
  6363. }
  6364. _cancel_drag_and_drop_text();
  6365. queue_redraw();
  6366. }
  6367. void TextEdit::_click_selection_held() {
  6368. // Update the selection mode on a timer so it is updated when the view scrolls even if the mouse isn't moving.
  6369. if (!Input::get_singleton()->is_mouse_button_pressed(MouseButton::LEFT) || get_selection_mode() == SelectionMode::SELECTION_MODE_NONE) {
  6370. click_select_held->stop();
  6371. return;
  6372. }
  6373. switch (get_selection_mode()) {
  6374. case SelectionMode::SELECTION_MODE_POINTER: {
  6375. _update_selection_mode_pointer();
  6376. } break;
  6377. case SelectionMode::SELECTION_MODE_WORD: {
  6378. _update_selection_mode_word();
  6379. } break;
  6380. case SelectionMode::SELECTION_MODE_LINE: {
  6381. _update_selection_mode_line();
  6382. } break;
  6383. default: {
  6384. break;
  6385. }
  6386. }
  6387. }
  6388. void TextEdit::_update_selection_mode_pointer(bool p_initial) {
  6389. Point2 mp = get_local_mouse_pos();
  6390. Point2i pos = get_line_column_at_pos(mp);
  6391. int line = pos.y;
  6392. int column = pos.x;
  6393. int caret_index = get_caret_count() - 1;
  6394. if (p_initial && !has_selection(caret_index)) {
  6395. set_selection_origin_line(line, true, -1, caret_index);
  6396. set_selection_origin_column(column, caret_index);
  6397. // Set the word begin and end to the column in case the mode changes later.
  6398. carets.write[caret_index].selection.word_begin_column = column;
  6399. carets.write[caret_index].selection.word_end_column = column;
  6400. } else {
  6401. select(get_selection_origin_line(caret_index), get_selection_origin_column(caret_index), line, column, caret_index);
  6402. }
  6403. adjust_viewport_to_caret(caret_index);
  6404. if (has_selection(caret_index)) {
  6405. // Only set to true if any selection has been made.
  6406. dragging_selection = true;
  6407. }
  6408. click_select_held->start();
  6409. merge_overlapping_carets();
  6410. }
  6411. void TextEdit::_update_selection_mode_word(bool p_initial) {
  6412. dragging_selection = true;
  6413. Point2 mp = get_local_mouse_pos();
  6414. Point2i pos = get_line_column_at_pos(mp);
  6415. int line = pos.y;
  6416. int column = pos.x;
  6417. int caret_index = get_caret_count() - 1;
  6418. int caret_pos = CLAMP(column, 0, text[line].length());
  6419. int beg = caret_pos;
  6420. int end = beg;
  6421. PackedInt32Array words = TS->shaped_text_get_word_breaks(text.get_line_data(line)->get_rid());
  6422. for (int i = 0; i < words.size(); i = i + 2) {
  6423. if ((words[i] < caret_pos && words[i + 1] > caret_pos) || (i == words.size() - 2 && caret_pos == words[i + 1])) {
  6424. beg = words[i];
  6425. end = words[i + 1];
  6426. break;
  6427. }
  6428. }
  6429. if (p_initial && !has_selection(caret_index)) {
  6430. // Set the selection origin if there is no existing selection.
  6431. select(line, beg, line, end, caret_index);
  6432. carets.write[caret_index].selection.word_begin_column = beg;
  6433. carets.write[caret_index].selection.word_end_column = end;
  6434. } else {
  6435. // Expand the word selection to the mouse.
  6436. int origin_line = get_selection_origin_line(caret_index);
  6437. bool is_new_selection_dir_right = line > origin_line || (line == origin_line && column >= carets[caret_index].selection.word_begin_column);
  6438. int origin_col = is_new_selection_dir_right ? carets[caret_index].selection.word_begin_column : carets[caret_index].selection.word_end_column;
  6439. int caret_col = is_new_selection_dir_right ? end : beg;
  6440. select(origin_line, origin_col, line, caret_col, caret_index);
  6441. }
  6442. adjust_viewport_to_caret(caret_index);
  6443. if (DisplayServer::get_singleton()->has_feature(DisplayServer::FEATURE_CLIPBOARD_PRIMARY)) {
  6444. DisplayServer::get_singleton()->clipboard_set_primary(get_selected_text());
  6445. }
  6446. click_select_held->start();
  6447. merge_overlapping_carets();
  6448. }
  6449. void TextEdit::_update_selection_mode_line(bool p_initial) {
  6450. dragging_selection = true;
  6451. Point2 mp = get_local_mouse_pos();
  6452. Point2i pos = get_line_column_at_pos(mp);
  6453. int line = pos.y;
  6454. int caret_index = get_caret_count() - 1;
  6455. int origin_line = p_initial && !has_selection(caret_index) ? line : get_selection_origin_line();
  6456. bool line_below = line >= origin_line;
  6457. int origin_col = line_below ? 0 : get_line(origin_line).length();
  6458. int caret_line = line_below ? line + 1 : line;
  6459. int caret_col = caret_line < text.size() ? 0 : get_line(text.size() - 1).length();
  6460. select(origin_line, origin_col, caret_line, caret_col, caret_index);
  6461. adjust_viewport_to_caret(caret_index);
  6462. if (p_initial) {
  6463. // Set the word begin and end to the start and end of the origin line in case the mode changes later.
  6464. carets.write[caret_index].selection.word_begin_column = 0;
  6465. carets.write[caret_index].selection.word_end_column = get_line(origin_line).length();
  6466. }
  6467. if (DisplayServer::get_singleton()->has_feature(DisplayServer::FEATURE_CLIPBOARD_PRIMARY)) {
  6468. DisplayServer::get_singleton()->clipboard_set_primary(get_selected_text());
  6469. }
  6470. click_select_held->start();
  6471. merge_overlapping_carets();
  6472. }
  6473. void TextEdit::_pre_shift_selection(int p_caret) {
  6474. if (!selecting_enabled) {
  6475. return;
  6476. }
  6477. set_selection_mode(SelectionMode::SELECTION_MODE_SHIFT);
  6478. if (has_selection(p_caret)) {
  6479. return;
  6480. }
  6481. // Prepare selection to start at current caret position.
  6482. set_selection_origin_line(get_caret_line(p_caret), true, -1, p_caret);
  6483. set_selection_origin_column(get_caret_column(p_caret), p_caret);
  6484. carets.write[p_caret].selection.active = true;
  6485. carets.write[p_caret].selection.word_begin_column = get_caret_column(p_caret);
  6486. carets.write[p_caret].selection.word_end_column = get_caret_column(p_caret);
  6487. }
  6488. bool TextEdit::_selection_contains(int p_caret, int p_line, int p_column, bool p_include_edges, bool p_only_selections) const {
  6489. if (!has_selection(p_caret)) {
  6490. return !p_only_selections && p_line == get_caret_line(p_caret) && p_column == get_caret_column(p_caret);
  6491. }
  6492. return _is_line_col_in_range(p_line, p_column, get_selection_from_line(p_caret), get_selection_from_column(p_caret), get_selection_to_line(p_caret), get_selection_to_column(p_caret), p_include_edges);
  6493. }
  6494. /* Line Wrapping */
  6495. void TextEdit::_update_wrap_at_column(bool p_force) {
  6496. int new_wrap_at = get_size().width - theme_cache.style_normal->get_minimum_size().width - gutters_width - gutter_padding;
  6497. if (draw_minimap) {
  6498. new_wrap_at -= minimap_width;
  6499. }
  6500. if (v_scroll->is_visible_in_tree()) {
  6501. new_wrap_at -= v_scroll->get_combined_minimum_size().width;
  6502. }
  6503. /* Give it a little more space. */
  6504. new_wrap_at -= wrap_right_offset;
  6505. if ((wrap_at_column != new_wrap_at) || p_force) {
  6506. wrap_at_column = new_wrap_at;
  6507. if (line_wrapping_mode) {
  6508. BitField<TextServer::LineBreakFlag> autowrap_flags = TextServer::BREAK_MANDATORY;
  6509. switch (autowrap_mode) {
  6510. case TextServer::AUTOWRAP_WORD_SMART:
  6511. autowrap_flags = TextServer::BREAK_WORD_BOUND | TextServer::BREAK_ADAPTIVE | TextServer::BREAK_MANDATORY;
  6512. break;
  6513. case TextServer::AUTOWRAP_WORD:
  6514. autowrap_flags = TextServer::BREAK_WORD_BOUND | TextServer::BREAK_MANDATORY;
  6515. break;
  6516. case TextServer::AUTOWRAP_ARBITRARY:
  6517. autowrap_flags = TextServer::BREAK_GRAPHEME_BOUND | TextServer::BREAK_MANDATORY;
  6518. break;
  6519. case TextServer::AUTOWRAP_OFF:
  6520. break;
  6521. }
  6522. text.set_brk_flags(autowrap_flags);
  6523. text.set_width(wrap_at_column);
  6524. } else {
  6525. text.set_width(-1);
  6526. }
  6527. text.invalidate_all_lines();
  6528. _update_placeholder();
  6529. }
  6530. // Update viewport.
  6531. int first_vis_line = get_first_visible_line();
  6532. if (is_line_wrapped(first_vis_line)) {
  6533. first_visible_line_wrap_ofs = MIN(first_visible_line_wrap_ofs, get_line_wrap_count(first_vis_line));
  6534. } else {
  6535. first_visible_line_wrap_ofs = 0;
  6536. }
  6537. set_line_as_first_visible(first_visible_line, first_visible_line_wrap_ofs);
  6538. }
  6539. /* Viewport. */
  6540. void TextEdit::_update_scrollbars() {
  6541. Size2 size = get_size();
  6542. Size2 hmin = h_scroll->get_combined_minimum_size();
  6543. Size2 vmin = v_scroll->get_combined_minimum_size();
  6544. v_scroll->set_begin(Point2(size.width - vmin.width, theme_cache.style_normal->get_margin(SIDE_TOP)));
  6545. v_scroll->set_end(Point2(size.width, size.height - theme_cache.style_normal->get_margin(SIDE_TOP) - theme_cache.style_normal->get_margin(SIDE_BOTTOM)));
  6546. h_scroll->set_begin(Point2(0, size.height - hmin.height));
  6547. h_scroll->set_end(Point2(size.width - vmin.width, size.height));
  6548. bool draw_placeholder = text.size() == 1 && text[0].length() == 0;
  6549. int visible_rows = get_visible_line_count();
  6550. int total_rows = draw_placeholder ? placeholder_wraped_rows.size() - 1 : get_total_visible_line_count();
  6551. if (scroll_past_end_of_file_enabled && !fit_content_height) {
  6552. total_rows += visible_rows - 1;
  6553. }
  6554. int visible_width = size.width - theme_cache.style_normal->get_minimum_size().width;
  6555. int total_width = (draw_placeholder ? placeholder_max_width : text.get_max_width()) + gutters_width + gutter_padding;
  6556. if (draw_minimap) {
  6557. total_width += minimap_width;
  6558. }
  6559. content_height_cache = MAX(total_rows, 1) * get_line_height();
  6560. if (fit_content_height) {
  6561. update_minimum_size();
  6562. }
  6563. updating_scrolls = true;
  6564. if (!fit_content_height && total_rows > visible_rows) {
  6565. v_scroll->show();
  6566. v_scroll->set_max(total_rows + _get_visible_lines_offset());
  6567. v_scroll->set_page(visible_rows + _get_visible_lines_offset());
  6568. set_v_scroll(get_v_scroll());
  6569. } else {
  6570. first_visible_line = 0;
  6571. first_visible_line_wrap_ofs = 0;
  6572. v_scroll->set_value(0);
  6573. v_scroll->set_max(0);
  6574. v_scroll->hide();
  6575. }
  6576. if (total_width > visible_width) {
  6577. h_scroll->show();
  6578. h_scroll->set_max(total_width);
  6579. h_scroll->set_page(visible_width);
  6580. if (first_visible_col > (total_width - visible_width)) {
  6581. first_visible_col = (total_width - visible_width);
  6582. }
  6583. if (fabs(h_scroll->get_value() - (double)first_visible_col) >= 1) {
  6584. h_scroll->set_value(first_visible_col);
  6585. }
  6586. } else {
  6587. first_visible_col = 0;
  6588. h_scroll->set_value(0);
  6589. h_scroll->set_max(0);
  6590. h_scroll->hide();
  6591. }
  6592. updating_scrolls = false;
  6593. }
  6594. int TextEdit::_get_control_height() const {
  6595. int control_height = get_size().height;
  6596. control_height -= theme_cache.style_normal->get_minimum_size().height;
  6597. if (h_scroll->is_visible_in_tree()) {
  6598. control_height -= h_scroll->get_size().height;
  6599. }
  6600. return control_height;
  6601. }
  6602. void TextEdit::_v_scroll_input() {
  6603. scrolling = false;
  6604. minimap_clicked = false;
  6605. }
  6606. void TextEdit::_scroll_moved(double p_to_val) {
  6607. if (updating_scrolls) {
  6608. return;
  6609. }
  6610. if (h_scroll->is_visible_in_tree()) {
  6611. first_visible_col = h_scroll->get_value();
  6612. }
  6613. if (v_scroll->is_visible_in_tree()) {
  6614. // Set line ofs and wrap ofs.
  6615. bool draw_placeholder = text.size() == 1 && text[0].length() == 0;
  6616. int v_scroll_i = floor(get_v_scroll());
  6617. int sc = 0;
  6618. int n_line;
  6619. for (n_line = 0; n_line < text.size(); n_line++) {
  6620. if (!_is_line_hidden(n_line)) {
  6621. sc++;
  6622. sc += draw_placeholder ? placeholder_wraped_rows.size() - 1 : get_line_wrap_count(n_line);
  6623. if (sc > v_scroll_i) {
  6624. break;
  6625. }
  6626. }
  6627. }
  6628. n_line = MIN(n_line, text.size() - 1);
  6629. int line_wrap_amount = draw_placeholder ? placeholder_wraped_rows.size() - 1 : get_line_wrap_count(n_line);
  6630. int wi = line_wrap_amount - (sc - v_scroll_i - 1);
  6631. wi = CLAMP(wi, 0, line_wrap_amount);
  6632. first_visible_line = n_line;
  6633. first_visible_line_wrap_ofs = wi;
  6634. }
  6635. queue_redraw();
  6636. }
  6637. double TextEdit::_get_visible_lines_offset() const {
  6638. double total = _get_control_height();
  6639. total /= (double)get_line_height();
  6640. total = total - floor(total);
  6641. total = -CLAMP(total, 0.001, 1) + 1;
  6642. return total;
  6643. }
  6644. double TextEdit::_get_v_scroll_offset() const {
  6645. double val = get_v_scroll() - floor(get_v_scroll());
  6646. return CLAMP(val, 0, 1);
  6647. }
  6648. void TextEdit::_scroll_up(real_t p_delta, bool p_animate) {
  6649. if (scrolling && smooth_scroll_enabled && SIGN(target_v_scroll - v_scroll->get_value()) != SIGN(-p_delta)) {
  6650. scrolling = false;
  6651. minimap_clicked = false;
  6652. }
  6653. if (scrolling) {
  6654. target_v_scroll = (target_v_scroll - p_delta);
  6655. } else {
  6656. target_v_scroll = (get_v_scroll() - p_delta);
  6657. }
  6658. if (smooth_scroll_enabled) {
  6659. if (target_v_scroll <= 0) {
  6660. target_v_scroll = 0;
  6661. }
  6662. if (!p_animate || Math::abs(target_v_scroll - v_scroll->get_value()) < 1.0) {
  6663. v_scroll->set_value(target_v_scroll);
  6664. } else {
  6665. scrolling = true;
  6666. set_physics_process_internal(true);
  6667. }
  6668. } else {
  6669. set_v_scroll(target_v_scroll);
  6670. }
  6671. }
  6672. void TextEdit::_scroll_down(real_t p_delta, bool p_animate) {
  6673. if (scrolling && smooth_scroll_enabled && SIGN(target_v_scroll - v_scroll->get_value()) != SIGN(p_delta)) {
  6674. scrolling = false;
  6675. minimap_clicked = false;
  6676. }
  6677. if (scrolling) {
  6678. target_v_scroll = (target_v_scroll + p_delta);
  6679. } else {
  6680. target_v_scroll = (get_v_scroll() + p_delta);
  6681. }
  6682. if (smooth_scroll_enabled) {
  6683. int max_v_scroll = round(v_scroll->get_max() - v_scroll->get_page());
  6684. if (target_v_scroll > max_v_scroll) {
  6685. target_v_scroll = max_v_scroll;
  6686. }
  6687. if (!p_animate || Math::abs(target_v_scroll - v_scroll->get_value()) < 1.0) {
  6688. v_scroll->set_value(target_v_scroll);
  6689. } else {
  6690. scrolling = true;
  6691. set_physics_process_internal(true);
  6692. }
  6693. } else {
  6694. set_v_scroll(target_v_scroll);
  6695. }
  6696. }
  6697. void TextEdit::_scroll_lines_up() {
  6698. scrolling = false;
  6699. minimap_clicked = false;
  6700. // Adjust the vertical scroll.
  6701. set_v_scroll(get_v_scroll() - 1);
  6702. // Adjust the caret to viewport.
  6703. for (int i = 0; i < carets.size(); i++) {
  6704. if (has_selection(i)) {
  6705. continue;
  6706. }
  6707. int last_vis_line = get_last_full_visible_line();
  6708. int last_vis_wrap = get_last_full_visible_line_wrap_index();
  6709. if (get_caret_line(i) > last_vis_line || (get_caret_line(i) == last_vis_line && get_caret_wrap_index(i) > last_vis_wrap)) {
  6710. set_caret_line(last_vis_line, false, false, last_vis_wrap, i);
  6711. }
  6712. }
  6713. merge_overlapping_carets();
  6714. }
  6715. void TextEdit::_scroll_lines_down() {
  6716. scrolling = false;
  6717. minimap_clicked = false;
  6718. // Adjust the vertical scroll.
  6719. set_v_scroll(get_v_scroll() + 1);
  6720. // Adjust the caret to viewport.
  6721. for (int i = 0; i < carets.size(); i++) {
  6722. if (has_selection(i)) {
  6723. continue;
  6724. }
  6725. int first_vis_line = get_first_visible_line();
  6726. if (get_caret_line(i) < first_vis_line || (get_caret_line(i) == first_vis_line && get_caret_wrap_index(i) < first_visible_line_wrap_ofs)) {
  6727. set_caret_line(first_vis_line, false, false, first_visible_line_wrap_ofs, i);
  6728. }
  6729. }
  6730. merge_overlapping_carets();
  6731. }
  6732. // Minimap
  6733. void TextEdit::_update_minimap_hover() {
  6734. const Point2 mp = get_local_mouse_pos();
  6735. const int xmargin_end = get_size().width - theme_cache.style_normal->get_margin(SIDE_RIGHT);
  6736. const bool hovering_sidebar = mp.x > xmargin_end - minimap_width && mp.x < xmargin_end;
  6737. if (!hovering_sidebar) {
  6738. if (hovering_minimap) {
  6739. // Only redraw if the hovering status changed.
  6740. hovering_minimap = false;
  6741. queue_redraw();
  6742. }
  6743. // Return early to avoid running the operations below when not needed.
  6744. return;
  6745. }
  6746. const int row = get_minimap_line_at_pos(mp);
  6747. const bool new_hovering_minimap = row >= get_first_visible_line() && row <= get_last_full_visible_line();
  6748. if (new_hovering_minimap != hovering_minimap) {
  6749. // Only redraw if the hovering status changed.
  6750. hovering_minimap = new_hovering_minimap;
  6751. queue_redraw();
  6752. }
  6753. }
  6754. void TextEdit::_update_minimap_click() {
  6755. Point2 mp = get_local_mouse_pos();
  6756. int xmargin_end = get_size().width - theme_cache.style_normal->get_margin(SIDE_RIGHT);
  6757. if (!dragging_minimap && (mp.x < xmargin_end - minimap_width || mp.x > xmargin_end)) {
  6758. minimap_clicked = false;
  6759. return;
  6760. }
  6761. minimap_clicked = true;
  6762. dragging_minimap = true;
  6763. int row = get_minimap_line_at_pos(mp);
  6764. if (row >= get_first_visible_line() && (row < get_last_full_visible_line() || row >= (text.size() - 1))) {
  6765. minimap_scroll_ratio = v_scroll->get_as_ratio();
  6766. minimap_scroll_click_pos = mp.y;
  6767. can_drag_minimap = true;
  6768. return;
  6769. }
  6770. Point2i next_line = get_next_visible_line_index_offset_from(row, 0, -get_visible_line_count() / 2);
  6771. int first_line = MAX(0, row - next_line.x + 1);
  6772. double delta = get_scroll_pos_for_line(first_line, next_line.y) - get_v_scroll();
  6773. if (delta < 0) {
  6774. _scroll_up(-delta, true);
  6775. } else {
  6776. _scroll_down(delta, true);
  6777. }
  6778. }
  6779. void TextEdit::_update_minimap_drag() {
  6780. if (!can_drag_minimap) {
  6781. return;
  6782. }
  6783. int control_height = _get_control_height();
  6784. int scroll_height = v_scroll->get_max() * (minimap_char_size.y + minimap_line_spacing);
  6785. if (control_height > scroll_height) {
  6786. control_height = scroll_height;
  6787. }
  6788. Point2 mp = get_local_mouse_pos();
  6789. double diff = (mp.y - minimap_scroll_click_pos) / control_height;
  6790. v_scroll->set_as_ratio(minimap_scroll_ratio + diff);
  6791. }
  6792. /* Gutters. */
  6793. void TextEdit::_update_gutter_width() {
  6794. gutters_width = 0;
  6795. for (int i = 0; i < gutters.size(); i++) {
  6796. if (gutters[i].draw) {
  6797. gutters_width += gutters[i].width;
  6798. }
  6799. }
  6800. if (gutters_width > 0) {
  6801. gutter_padding = 2;
  6802. }
  6803. queue_redraw();
  6804. }
  6805. /* Syntax highlighting. */
  6806. Dictionary TextEdit::_get_line_syntax_highlighting(int p_line) {
  6807. return syntax_highlighter.is_null() && !setting_text ? Dictionary() : syntax_highlighter->get_line_syntax_highlighting(p_line);
  6808. }
  6809. /* Deprecated. */
  6810. #ifndef DISABLE_DEPRECATED
  6811. Vector<int> TextEdit::get_caret_index_edit_order() {
  6812. Vector<int> carets_order = get_sorted_carets();
  6813. carets_order.reverse();
  6814. return carets_order;
  6815. }
  6816. void TextEdit::adjust_carets_after_edit(int p_caret, int p_from_line, int p_from_col, int p_to_line, int p_to_col) {
  6817. }
  6818. int TextEdit::get_selection_line(int p_caret) const {
  6819. return get_selection_origin_line(p_caret);
  6820. }
  6821. int TextEdit::get_selection_column(int p_caret) const {
  6822. return get_selection_origin_column(p_caret);
  6823. }
  6824. #endif
  6825. /*** Super internal Core API. Everything builds on it. ***/
  6826. void TextEdit::_text_changed() {
  6827. _cancel_drag_and_drop_text();
  6828. queue_redraw();
  6829. if (text_changed_dirty || setting_text) {
  6830. return;
  6831. }
  6832. if (is_inside_tree()) {
  6833. callable_mp(this, &TextEdit::_emit_text_changed).call_deferred();
  6834. }
  6835. text_changed_dirty = true;
  6836. }
  6837. void TextEdit::_emit_text_changed() {
  6838. emit_signal(SNAME("text_changed"));
  6839. text_changed_dirty = false;
  6840. }
  6841. void TextEdit::_insert_text(int p_line, int p_char, const String &p_text, int *r_end_line, int *r_end_char) {
  6842. if (!setting_text && idle_detect->is_inside_tree()) {
  6843. idle_detect->start();
  6844. }
  6845. if (undo_enabled) {
  6846. _clear_redo();
  6847. }
  6848. int retline, retchar;
  6849. _base_insert_text(p_line, p_char, p_text, retline, retchar);
  6850. if (r_end_line) {
  6851. *r_end_line = retline;
  6852. }
  6853. if (r_end_char) {
  6854. *r_end_char = retchar;
  6855. }
  6856. if (!undo_enabled) {
  6857. return;
  6858. }
  6859. /* UNDO!! */
  6860. TextOperation op;
  6861. op.type = TextOperation::TYPE_INSERT;
  6862. op.from_line = p_line;
  6863. op.from_column = p_char;
  6864. op.to_line = retline;
  6865. op.to_column = retchar;
  6866. op.text = p_text;
  6867. op.version = ++version;
  6868. op.chain_forward = false;
  6869. op.chain_backward = false;
  6870. if (next_operation_is_complex) {
  6871. op.start_carets = current_op.start_carets;
  6872. } else {
  6873. op.start_carets = carets;
  6874. }
  6875. op.end_carets = carets;
  6876. op.prev_version = get_version();
  6877. _push_current_op();
  6878. current_op = op;
  6879. }
  6880. void TextEdit::_remove_text(int p_from_line, int p_from_column, int p_to_line, int p_to_column) {
  6881. if (!setting_text && idle_detect->is_inside_tree()) {
  6882. idle_detect->start();
  6883. }
  6884. String txt;
  6885. if (undo_enabled) {
  6886. _clear_redo();
  6887. txt = _base_get_text(p_from_line, p_from_column, p_to_line, p_to_column);
  6888. }
  6889. _base_remove_text(p_from_line, p_from_column, p_to_line, p_to_column);
  6890. if (!undo_enabled) {
  6891. return;
  6892. }
  6893. /* UNDO! */
  6894. TextOperation op;
  6895. op.type = TextOperation::TYPE_REMOVE;
  6896. op.from_line = p_from_line;
  6897. op.from_column = p_from_column;
  6898. op.to_line = p_to_line;
  6899. op.to_column = p_to_column;
  6900. op.text = txt;
  6901. op.version = ++version;
  6902. op.chain_forward = false;
  6903. op.chain_backward = false;
  6904. if (next_operation_is_complex) {
  6905. op.start_carets = current_op.start_carets;
  6906. } else {
  6907. op.start_carets = carets;
  6908. }
  6909. op.end_carets = carets;
  6910. op.prev_version = get_version();
  6911. _push_current_op();
  6912. current_op = op;
  6913. }
  6914. void TextEdit::_base_insert_text(int p_line, int p_char, const String &p_text, int &r_end_line, int &r_end_column) {
  6915. // Save for undo.
  6916. ERR_FAIL_INDEX(p_line, text.size());
  6917. ERR_FAIL_COND(p_char < 0);
  6918. /* STEP 1: Remove \r from source text and separate in substrings. */
  6919. const String text_to_insert = p_text.replace("\r", "");
  6920. Vector<String> substrings = text_to_insert.split("\n");
  6921. // Is this just a new empty line?
  6922. bool shift_first_line = p_char == 0 && substrings.size() == 2 && text_to_insert == "\n";
  6923. /* STEP 2: Add spaces if the char is greater than the end of the line. */
  6924. while (p_char > text[p_line].length()) {
  6925. text.set(p_line, text[p_line] + String::chr(' '), structured_text_parser(st_parser, st_args, text[p_line] + String::chr(' ')));
  6926. }
  6927. /* STEP 3: Separate dest string in pre and post text. */
  6928. String postinsert_text = text[p_line].substr(p_char, text[p_line].size());
  6929. substrings.write[0] = text[p_line].substr(0, p_char) + substrings[0];
  6930. substrings.write[substrings.size() - 1] += postinsert_text;
  6931. Vector<Array> bidi_override;
  6932. bidi_override.resize(substrings.size());
  6933. for (int i = 0; i < substrings.size(); i++) {
  6934. bidi_override.write[i] = structured_text_parser(st_parser, st_args, substrings[i]);
  6935. }
  6936. text.insert(p_line, substrings, bidi_override);
  6937. if (shift_first_line) {
  6938. text.move_gutters(p_line, p_line + 1);
  6939. text.set_hidden(p_line + 1, text.is_hidden(p_line));
  6940. text.set_hidden(p_line, false);
  6941. }
  6942. r_end_line = p_line + substrings.size() - 1;
  6943. r_end_column = text[r_end_line].length() - postinsert_text.length();
  6944. TextServer::Direction dir = TS->shaped_text_get_dominant_direction_in_range(text.get_line_data(r_end_line)->get_rid(), (r_end_line == p_line) ? carets[0].column : 0, r_end_column);
  6945. if (dir != TextServer::DIRECTION_AUTO) {
  6946. input_direction = (TextDirection)dir;
  6947. }
  6948. _text_changed();
  6949. emit_signal(SNAME("lines_edited_from"), p_line, r_end_line);
  6950. }
  6951. String TextEdit::_base_get_text(int p_from_line, int p_from_column, int p_to_line, int p_to_column) const {
  6952. ERR_FAIL_INDEX_V(p_from_line, text.size(), String());
  6953. ERR_FAIL_INDEX_V(p_from_column, text[p_from_line].length() + 1, String());
  6954. ERR_FAIL_INDEX_V(p_to_line, text.size(), String());
  6955. ERR_FAIL_INDEX_V(p_to_column, text[p_to_line].length() + 1, String());
  6956. ERR_FAIL_COND_V(p_to_line < p_from_line, String()); // 'from > to'.
  6957. ERR_FAIL_COND_V(p_to_line == p_from_line && p_to_column < p_from_column, String()); // 'from > to'.
  6958. StringBuilder ret;
  6959. for (int i = p_from_line; i <= p_to_line; i++) {
  6960. int begin = (i == p_from_line) ? p_from_column : 0;
  6961. int end = (i == p_to_line) ? p_to_column : text[i].length();
  6962. if (i > p_from_line) {
  6963. ret += "\n";
  6964. }
  6965. ret += text[i].substr(begin, end - begin);
  6966. }
  6967. return ret.as_string();
  6968. }
  6969. void TextEdit::_base_remove_text(int p_from_line, int p_from_column, int p_to_line, int p_to_column) {
  6970. ERR_FAIL_INDEX(p_from_line, text.size());
  6971. ERR_FAIL_INDEX(p_from_column, text[p_from_line].length() + 1);
  6972. ERR_FAIL_INDEX(p_to_line, text.size());
  6973. ERR_FAIL_INDEX(p_to_column, text[p_to_line].length() + 1);
  6974. ERR_FAIL_COND(p_to_line < p_from_line); // 'from > to'.
  6975. ERR_FAIL_COND(p_to_line == p_from_line && p_to_column < p_from_column); // 'from > to'.
  6976. String pre_text = text[p_from_line].substr(0, p_from_column);
  6977. String post_text = text[p_to_line].substr(p_to_column, text[p_to_line].length());
  6978. text.remove_range(p_from_line, p_to_line);
  6979. text.set(p_from_line, pre_text + post_text, structured_text_parser(st_parser, st_args, pre_text + post_text));
  6980. _text_changed();
  6981. emit_signal(SNAME("lines_edited_from"), p_to_line, p_from_line);
  6982. }
  6983. TextEdit::TextEdit(const String &p_placeholder) {
  6984. placeholder_data_buf.instantiate();
  6985. carets.push_back(Caret());
  6986. clear();
  6987. set_focus_mode(FOCUS_ALL);
  6988. set_default_cursor_shape(CURSOR_IBEAM);
  6989. set_process_unhandled_key_input(true);
  6990. text.set_tab_size(text.get_tab_size());
  6991. h_scroll = memnew(HScrollBar);
  6992. v_scroll = memnew(VScrollBar);
  6993. add_child(h_scroll, false, INTERNAL_MODE_FRONT);
  6994. add_child(v_scroll, false, INTERNAL_MODE_FRONT);
  6995. h_scroll->connect("value_changed", callable_mp(this, &TextEdit::_scroll_moved));
  6996. v_scroll->connect("value_changed", callable_mp(this, &TextEdit::_scroll_moved));
  6997. v_scroll->connect("scrolling", callable_mp(this, &TextEdit::_v_scroll_input));
  6998. /* Caret. */
  6999. caret_blink_timer = memnew(Timer);
  7000. add_child(caret_blink_timer, false, INTERNAL_MODE_FRONT);
  7001. caret_blink_timer->set_wait_time(0.65);
  7002. caret_blink_timer->connect("timeout", callable_mp(this, &TextEdit::_toggle_draw_caret));
  7003. set_caret_blink_enabled(false);
  7004. /* Selection. */
  7005. click_select_held = memnew(Timer);
  7006. add_child(click_select_held, false, INTERNAL_MODE_FRONT);
  7007. click_select_held->set_wait_time(0.05);
  7008. click_select_held->connect("timeout", callable_mp(this, &TextEdit::_click_selection_held));
  7009. idle_detect = memnew(Timer);
  7010. add_child(idle_detect, false, INTERNAL_MODE_FRONT);
  7011. idle_detect->set_one_shot(true);
  7012. idle_detect->set_wait_time(GLOBAL_GET("gui/timers/text_edit_idle_detect_sec"));
  7013. idle_detect->connect("timeout", callable_mp(this, &TextEdit::_push_current_op));
  7014. undo_stack_max_size = GLOBAL_GET("gui/common/text_edit_undo_stack_max_size");
  7015. set_placeholder(p_placeholder);
  7016. set_clip_contents(true);
  7017. set_editable(true);
  7018. }