wayland_thread.h 42 KB

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  1. /**************************************************************************/
  2. /* wayland_thread.h */
  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. #ifndef WAYLAND_THREAD_H
  31. #define WAYLAND_THREAD_H
  32. #ifdef WAYLAND_ENABLED
  33. #include "key_mapping_xkb.h"
  34. #ifdef SOWRAP_ENABLED
  35. #include "wayland/dynwrappers/wayland-client-core-so_wrap.h"
  36. #include "wayland/dynwrappers/wayland-cursor-so_wrap.h"
  37. #include "wayland/dynwrappers/wayland-egl-core-so_wrap.h"
  38. #include "xkbcommon-so_wrap.h"
  39. #else
  40. #include <wayland-client-core.h>
  41. #include <wayland-cursor.h>
  42. #ifdef GLES3_ENABLED
  43. #include <wayland-egl-core.h>
  44. #endif
  45. #include <xkbcommon/xkbcommon.h>
  46. #endif // SOWRAP_ENABLED
  47. // These must go after the Wayland client include to work properly.
  48. #include "wayland/protocol/idle_inhibit.gen.h"
  49. #include "wayland/protocol/primary_selection.gen.h"
  50. // These three protocol headers name wl_pointer method arguments as `pointer`,
  51. // which is the same name as X11's pointer typedef. This trips some very
  52. // annoying shadowing warnings. A `#define` works around this issue.
  53. #define pointer wl_pointer
  54. #include "wayland/protocol/pointer_constraints.gen.h"
  55. #include "wayland/protocol/pointer_gestures.gen.h"
  56. #include "wayland/protocol/relative_pointer.gen.h"
  57. #undef pointer
  58. #include "wayland/protocol/fractional_scale.gen.h"
  59. #include "wayland/protocol/tablet.gen.h"
  60. #include "wayland/protocol/text_input.gen.h"
  61. #include "wayland/protocol/viewporter.gen.h"
  62. #include "wayland/protocol/wayland.gen.h"
  63. #include "wayland/protocol/xdg_activation.gen.h"
  64. #include "wayland/protocol/xdg_decoration.gen.h"
  65. #include "wayland/protocol/xdg_foreign_v2.gen.h"
  66. #include "wayland/protocol/xdg_shell.gen.h"
  67. #include "wayland/protocol/xdg_system_bell.gen.h"
  68. // NOTE: Deprecated.
  69. #include "wayland/protocol/xdg_foreign_v1.gen.h"
  70. #ifdef LIBDECOR_ENABLED
  71. #ifdef SOWRAP_ENABLED
  72. #include "dynwrappers/libdecor-so_wrap.h"
  73. #else
  74. #include <libdecor-0/libdecor.h>
  75. #endif // SOWRAP_ENABLED
  76. #endif // LIBDECOR_ENABLED
  77. #include "core/os/thread.h"
  78. #include "servers/display_server.h"
  79. class WaylandThread {
  80. public:
  81. // Messages used for exchanging information between Godot's and Wayland's thread.
  82. class Message : public RefCounted {
  83. public:
  84. Message() {}
  85. virtual ~Message() = default;
  86. };
  87. // Message data for window rect changes.
  88. class WindowRectMessage : public Message {
  89. public:
  90. // NOTE: This is in "scaled" terms. For example, if there's a 1920x1080 rect
  91. // with a scale factor of 2, the actual value of `rect` will be 3840x2160.
  92. Rect2i rect;
  93. };
  94. class WindowEventMessage : public Message {
  95. public:
  96. DisplayServer::WindowEvent event;
  97. };
  98. class InputEventMessage : public Message {
  99. public:
  100. Ref<InputEvent> event;
  101. };
  102. class DropFilesEventMessage : public Message {
  103. public:
  104. Vector<String> files;
  105. };
  106. class IMEUpdateEventMessage : public Message {
  107. public:
  108. String text;
  109. Vector2i selection;
  110. };
  111. class IMECommitEventMessage : public Message {
  112. public:
  113. String text;
  114. };
  115. struct RegistryState {
  116. WaylandThread *wayland_thread;
  117. // Core Wayland globals.
  118. struct wl_shm *wl_shm = nullptr;
  119. uint32_t wl_shm_name = 0;
  120. struct wl_compositor *wl_compositor = nullptr;
  121. uint32_t wl_compositor_name = 0;
  122. struct wl_subcompositor *wl_subcompositor = nullptr;
  123. uint32_t wl_subcompositor_name = 0;
  124. struct wl_data_device_manager *wl_data_device_manager = nullptr;
  125. uint32_t wl_data_device_manager_name = 0;
  126. List<struct wl_output *> wl_outputs;
  127. List<struct wl_seat *> wl_seats;
  128. // xdg-shell globals.
  129. struct xdg_wm_base *xdg_wm_base = nullptr;
  130. uint32_t xdg_wm_base_name = 0;
  131. // NOTE: Deprecated.
  132. struct zxdg_exporter_v1 *xdg_exporter_v1 = nullptr;
  133. uint32_t xdg_exporter_v1_name = 0;
  134. uint32_t xdg_exporter_v2_name = 0;
  135. struct zxdg_exporter_v2 *xdg_exporter_v2 = nullptr;
  136. // wayland-protocols globals.
  137. struct wp_viewporter *wp_viewporter = nullptr;
  138. uint32_t wp_viewporter_name = 0;
  139. struct wp_fractional_scale_manager_v1 *wp_fractional_scale_manager = nullptr;
  140. uint32_t wp_fractional_scale_manager_name = 0;
  141. struct zxdg_decoration_manager_v1 *xdg_decoration_manager = nullptr;
  142. uint32_t xdg_decoration_manager_name = 0;
  143. struct xdg_system_bell_v1 *xdg_system_bell = nullptr;
  144. uint32_t xdg_system_bell_name = 0;
  145. struct xdg_activation_v1 *xdg_activation = nullptr;
  146. uint32_t xdg_activation_name = 0;
  147. struct zwp_primary_selection_device_manager_v1 *wp_primary_selection_device_manager = nullptr;
  148. uint32_t wp_primary_selection_device_manager_name = 0;
  149. struct zwp_relative_pointer_manager_v1 *wp_relative_pointer_manager = nullptr;
  150. uint32_t wp_relative_pointer_manager_name = 0;
  151. struct zwp_pointer_constraints_v1 *wp_pointer_constraints = nullptr;
  152. uint32_t wp_pointer_constraints_name = 0;
  153. struct zwp_pointer_gestures_v1 *wp_pointer_gestures = nullptr;
  154. uint32_t wp_pointer_gestures_name = 0;
  155. struct zwp_idle_inhibit_manager_v1 *wp_idle_inhibit_manager = nullptr;
  156. uint32_t wp_idle_inhibit_manager_name = 0;
  157. struct zwp_tablet_manager_v2 *wp_tablet_manager = nullptr;
  158. uint32_t wp_tablet_manager_name = 0;
  159. struct zwp_text_input_manager_v3 *wp_text_input_manager = nullptr;
  160. uint32_t wp_text_input_manager_name = 0;
  161. };
  162. // General Wayland-specific states. Shouldn't be accessed directly.
  163. // TODO: Make private?
  164. struct WindowState {
  165. DisplayServer::WindowID id;
  166. Rect2i rect;
  167. DisplayServer::WindowMode mode = DisplayServer::WINDOW_MODE_WINDOWED;
  168. bool suspended = false;
  169. // These are true by default as it isn't guaranteed that we'll find an
  170. // xdg-shell implementation with wm_capabilities available. If and once we
  171. // receive a wm_capabilities event these will get reset and updated with
  172. // whatever the compositor says.
  173. bool can_minimize = false;
  174. bool can_maximize = false;
  175. bool can_fullscreen = false;
  176. HashSet<struct wl_output *> wl_outputs;
  177. // NOTE: If for whatever reason this callback is destroyed _while_ the event
  178. // thread is still running, it might be a good idea to set its user data to
  179. // `nullptr`. From some initial testing of mine, it looks like it might still
  180. // be called even after being destroyed, pointing to probably invalid window
  181. // data by then and segfaulting hard.
  182. struct wl_callback *frame_callback = nullptr;
  183. struct wl_surface *wl_surface = nullptr;
  184. struct xdg_surface *xdg_surface = nullptr;
  185. struct xdg_toplevel *xdg_toplevel = nullptr;
  186. struct wp_viewport *wp_viewport = nullptr;
  187. struct wp_fractional_scale_v1 *wp_fractional_scale = nullptr;
  188. // NOTE: Deprecated.
  189. struct zxdg_exported_v1 *xdg_exported_v1 = nullptr;
  190. struct zxdg_exported_v2 *xdg_exported_v2 = nullptr;
  191. String exported_handle;
  192. // Currently applied buffer scale.
  193. int buffer_scale = 1;
  194. // Buffer scale must be applied right before rendering but _after_ committing
  195. // everything else or otherwise we might have an inconsistent state (e.g.
  196. // double scale and odd resolution). This flag assists with that; when set,
  197. // on the next frame, we'll commit whatever is set in `buffer_scale`.
  198. bool buffer_scale_changed = false;
  199. // NOTE: The preferred buffer scale is currently only dynamically calculated.
  200. // It can be accessed by calling `window_state_get_preferred_buffer_scale`.
  201. // Override used by the fractional scale add-on object. If less or equal to 0
  202. // (default) then the normal output-based scale is used instead.
  203. double fractional_scale = 0;
  204. // What the compositor is recommending us.
  205. double preferred_fractional_scale = 0;
  206. struct zxdg_toplevel_decoration_v1 *xdg_toplevel_decoration = nullptr;
  207. struct zwp_idle_inhibitor_v1 *wp_idle_inhibitor = nullptr;
  208. #ifdef LIBDECOR_ENABLED
  209. // If this is null the xdg_* variables must be set and vice-versa. This way we
  210. // can handle this mess gracefully enough to hopefully being able of getting
  211. // rid of this cleanly once we have our own CSDs.
  212. struct libdecor_frame *libdecor_frame = nullptr;
  213. struct libdecor_configuration *pending_libdecor_configuration = nullptr;
  214. #endif
  215. RegistryState *registry;
  216. WaylandThread *wayland_thread;
  217. };
  218. // "High level" Godot-side screen data.
  219. struct ScreenData {
  220. // Geometry data.
  221. Point2i position;
  222. String make;
  223. String model;
  224. Size2i size;
  225. Size2i physical_size;
  226. float refresh_rate = -1;
  227. int scale = 1;
  228. };
  229. struct ScreenState {
  230. uint32_t wl_output_name = 0;
  231. ScreenData pending_data;
  232. ScreenData data;
  233. WaylandThread *wayland_thread;
  234. };
  235. enum class Gesture {
  236. NONE,
  237. MAGNIFY,
  238. };
  239. enum class PointerConstraint {
  240. NONE,
  241. LOCKED,
  242. CONFINED,
  243. };
  244. struct PointerData {
  245. Point2 position;
  246. uint32_t motion_time = 0;
  247. // Relative motion has its own optional event and so needs its own time.
  248. Vector2 relative_motion;
  249. uint32_t relative_motion_time = 0;
  250. BitField<MouseButtonMask> pressed_button_mask;
  251. MouseButton last_button_pressed = MouseButton::NONE;
  252. Point2 last_pressed_position;
  253. // This is needed to check for a new double click every time.
  254. bool double_click_begun = false;
  255. uint32_t button_time = 0;
  256. uint32_t button_serial = 0;
  257. uint32_t scroll_type = WL_POINTER_AXIS_SOURCE_WHEEL;
  258. // The amount "scrolled" in pixels, in each direction.
  259. Vector2 scroll_vector;
  260. // The amount of scroll "clicks" in each direction, in fractions of 120.
  261. Vector2i discrete_scroll_vector_120;
  262. uint32_t pinch_scale = 1;
  263. };
  264. struct TabletToolData {
  265. Point2 position;
  266. Vector2 tilt;
  267. uint32_t pressure = 0;
  268. BitField<MouseButtonMask> pressed_button_mask;
  269. MouseButton last_button_pressed = MouseButton::NONE;
  270. Point2 last_pressed_position;
  271. bool double_click_begun = false;
  272. // Note: the protocol doesn't have it (I guess that this isn't really meant to
  273. // be used as a mouse...), but we'll hack one in with the current ticks.
  274. uint64_t button_time = 0;
  275. uint64_t motion_time = 0;
  276. uint32_t proximity_serial = 0;
  277. struct wl_surface *proximal_surface = nullptr;
  278. };
  279. struct TabletToolState {
  280. struct wl_seat *wl_seat = nullptr;
  281. struct wl_surface *last_surface = nullptr;
  282. bool is_eraser = false;
  283. TabletToolData data_pending;
  284. TabletToolData data;
  285. };
  286. struct OfferState {
  287. HashSet<String> mime_types;
  288. };
  289. struct SeatState {
  290. RegistryState *registry = nullptr;
  291. WaylandThread *wayland_thread = nullptr;
  292. struct wl_seat *wl_seat = nullptr;
  293. uint32_t wl_seat_name = 0;
  294. // Pointer.
  295. struct wl_pointer *wl_pointer = nullptr;
  296. uint32_t pointer_enter_serial = 0;
  297. struct wl_surface *pointed_surface = nullptr;
  298. struct wl_surface *last_pointed_surface = nullptr;
  299. struct zwp_relative_pointer_v1 *wp_relative_pointer = nullptr;
  300. struct zwp_locked_pointer_v1 *wp_locked_pointer = nullptr;
  301. struct zwp_confined_pointer_v1 *wp_confined_pointer = nullptr;
  302. struct zwp_pointer_gesture_pinch_v1 *wp_pointer_gesture_pinch = nullptr;
  303. // NOTE: According to the wp_pointer_gestures protocol specification, there
  304. // can be only one active gesture at a time.
  305. Gesture active_gesture = Gesture::NONE;
  306. // Used for delta calculations.
  307. // NOTE: The wp_pointer_gestures protocol keeps track of the total scale of
  308. // the pinch gesture, while godot instead wants its delta.
  309. wl_fixed_t old_pinch_scale = 0;
  310. struct wl_surface *cursor_surface = nullptr;
  311. struct wl_callback *cursor_frame_callback = nullptr;
  312. uint32_t cursor_time_ms = 0;
  313. // This variable is needed to buffer all pointer changes until a
  314. // wl_pointer.frame event, as per Wayland's specification. Everything is
  315. // first set in `data_buffer` and then `data` is set with its contents on
  316. // an input frame event. All methods should generally read from
  317. // `pointer_data` and write to `data_buffer`.
  318. PointerData pointer_data_buffer;
  319. PointerData pointer_data;
  320. // Keyboard.
  321. struct wl_keyboard *wl_keyboard = nullptr;
  322. struct xkb_context *xkb_context = nullptr;
  323. struct xkb_keymap *xkb_keymap = nullptr;
  324. struct xkb_state *xkb_state = nullptr;
  325. const char *keymap_buffer = nullptr;
  326. uint32_t keymap_buffer_size = 0;
  327. xkb_layout_index_t current_layout_index = 0;
  328. int32_t repeat_key_delay_msec = 0;
  329. int32_t repeat_start_delay_msec = 0;
  330. xkb_keycode_t repeating_keycode = XKB_KEYCODE_INVALID;
  331. uint64_t last_repeat_start_msec = 0;
  332. uint64_t last_repeat_msec = 0;
  333. bool shift_pressed = false;
  334. bool ctrl_pressed = false;
  335. bool alt_pressed = false;
  336. bool meta_pressed = false;
  337. uint32_t last_key_pressed_serial = 0;
  338. struct wl_data_device *wl_data_device = nullptr;
  339. // Drag and drop.
  340. struct wl_data_offer *wl_data_offer_dnd = nullptr;
  341. uint32_t dnd_enter_serial = 0;
  342. // Clipboard.
  343. struct wl_data_source *wl_data_source_selection = nullptr;
  344. Vector<uint8_t> selection_data;
  345. struct wl_data_offer *wl_data_offer_selection = nullptr;
  346. // Primary selection.
  347. struct zwp_primary_selection_device_v1 *wp_primary_selection_device = nullptr;
  348. struct zwp_primary_selection_source_v1 *wp_primary_selection_source = nullptr;
  349. Vector<uint8_t> primary_data;
  350. struct zwp_primary_selection_offer_v1 *wp_primary_selection_offer = nullptr;
  351. // Tablet.
  352. struct zwp_tablet_seat_v2 *wp_tablet_seat = nullptr;
  353. List<struct zwp_tablet_tool_v2 *> tablet_tools;
  354. // IME.
  355. struct zwp_text_input_v3 *wp_text_input = nullptr;
  356. bool ime_enabled = false;
  357. bool ime_active = false;
  358. String ime_text;
  359. String ime_text_commit;
  360. Vector2i ime_cursor;
  361. Rect2i ime_rect;
  362. };
  363. struct CustomCursor {
  364. struct wl_buffer *wl_buffer = nullptr;
  365. uint32_t *buffer_data = nullptr;
  366. uint32_t buffer_data_size = 0;
  367. Point2i hotspot;
  368. };
  369. private:
  370. struct ThreadData {
  371. SafeFlag thread_done;
  372. Mutex mutex;
  373. struct wl_display *wl_display = nullptr;
  374. };
  375. // FIXME: Is this the right thing to do?
  376. inline static const char *proxy_tag = "godot";
  377. Thread events_thread;
  378. ThreadData thread_data;
  379. WindowState main_window;
  380. List<Ref<Message>> messages;
  381. String cursor_theme_name;
  382. int unscaled_cursor_size = 24;
  383. // NOTE: Regarding screen scale handling, the cursor cache is currently
  384. // "static", by which I mean that we try to change it as little as possible and
  385. // thus will be as big as the largest screen. This is mainly due to the fact
  386. // that doing it dynamically doesn't look like it's worth it to me currently,
  387. // especially as usually screen scales don't change continuously.
  388. int cursor_scale = 1;
  389. struct wl_cursor_theme *wl_cursor_theme = nullptr;
  390. struct wl_cursor *wl_cursors[DisplayServer::CURSOR_MAX] = {};
  391. HashMap<DisplayServer::CursorShape, CustomCursor> custom_cursors;
  392. DisplayServer::CursorShape cursor_shape = DisplayServer::CURSOR_ARROW;
  393. bool cursor_visible = true;
  394. PointerConstraint pointer_constraint = PointerConstraint::NONE;
  395. struct wl_display *wl_display = nullptr;
  396. struct wl_registry *wl_registry = nullptr;
  397. struct wl_seat *wl_seat_current = nullptr;
  398. bool frame = true;
  399. RegistryState registry;
  400. bool initialized = false;
  401. #ifdef LIBDECOR_ENABLED
  402. struct libdecor *libdecor_context = nullptr;
  403. #endif // LIBDECOR_ENABLED
  404. // Main polling method.
  405. static void _poll_events_thread(void *p_data);
  406. // Core Wayland event handlers.
  407. static void _wl_registry_on_global(void *data, struct wl_registry *wl_registry, uint32_t name, const char *interface, uint32_t version);
  408. static void _wl_registry_on_global_remove(void *data, struct wl_registry *wl_registry, uint32_t name);
  409. static void _wl_surface_on_enter(void *data, struct wl_surface *wl_surface, struct wl_output *wl_output);
  410. static void _wl_surface_on_leave(void *data, struct wl_surface *wl_surface, struct wl_output *wl_output);
  411. static void _wl_surface_on_preferred_buffer_scale(void *data, struct wl_surface *wl_surface, int32_t factor);
  412. static void _wl_surface_on_preferred_buffer_transform(void *data, struct wl_surface *wl_surface, uint32_t transform);
  413. static void _frame_wl_callback_on_done(void *data, struct wl_callback *wl_callback, uint32_t callback_data);
  414. static void _wl_output_on_geometry(void *data, struct wl_output *wl_output, int32_t x, int32_t y, int32_t physical_width, int32_t physical_height, int32_t subpixel, const char *make, const char *model, int32_t transform);
  415. static void _wl_output_on_mode(void *data, struct wl_output *wl_output, uint32_t flags, int32_t width, int32_t height, int32_t refresh);
  416. static void _wl_output_on_done(void *data, struct wl_output *wl_output);
  417. static void _wl_output_on_scale(void *data, struct wl_output *wl_output, int32_t factor);
  418. static void _wl_output_on_name(void *data, struct wl_output *wl_output, const char *name);
  419. static void _wl_output_on_description(void *data, struct wl_output *wl_output, const char *description);
  420. static void _wl_seat_on_capabilities(void *data, struct wl_seat *wl_seat, uint32_t capabilities);
  421. static void _wl_seat_on_name(void *data, struct wl_seat *wl_seat, const char *name);
  422. static void _cursor_frame_callback_on_done(void *data, struct wl_callback *wl_callback, uint32_t time_ms);
  423. static void _wl_pointer_on_enter(void *data, struct wl_pointer *wl_pointer, uint32_t serial, struct wl_surface *surface, wl_fixed_t surface_x, wl_fixed_t surface_y);
  424. static void _wl_pointer_on_leave(void *data, struct wl_pointer *wl_pointer, uint32_t serial, struct wl_surface *surface);
  425. static void _wl_pointer_on_motion(void *data, struct wl_pointer *wl_pointer, uint32_t time, wl_fixed_t surface_x, wl_fixed_t surface_y);
  426. static void _wl_pointer_on_button(void *data, struct wl_pointer *wl_pointer, uint32_t serial, uint32_t time, uint32_t button, uint32_t state);
  427. static void _wl_pointer_on_axis(void *data, struct wl_pointer *wl_pointer, uint32_t time, uint32_t axis, wl_fixed_t value);
  428. static void _wl_pointer_on_frame(void *data, struct wl_pointer *wl_pointer);
  429. static void _wl_pointer_on_axis_source(void *data, struct wl_pointer *wl_pointer, uint32_t axis_source);
  430. static void _wl_pointer_on_axis_stop(void *data, struct wl_pointer *wl_pointer, uint32_t time, uint32_t axis);
  431. static void _wl_pointer_on_axis_discrete(void *data, struct wl_pointer *wl_pointer, uint32_t axis, int32_t discrete);
  432. static void _wl_pointer_on_axis_value120(void *data, struct wl_pointer *wl_pointer, uint32_t axis, int32_t value120);
  433. static void _wl_pointer_on_axis_relative_direction(void *data, struct wl_pointer *wl_pointer, uint32_t axis, uint32_t direction);
  434. static void _wl_keyboard_on_keymap(void *data, struct wl_keyboard *wl_keyboard, uint32_t format, int32_t fd, uint32_t size);
  435. static void _wl_keyboard_on_enter(void *data, struct wl_keyboard *wl_keyboard, uint32_t serial, struct wl_surface *surface, struct wl_array *keys);
  436. static void _wl_keyboard_on_leave(void *data, struct wl_keyboard *wl_keyboard, uint32_t serial, struct wl_surface *surface);
  437. static void _wl_keyboard_on_key(void *data, struct wl_keyboard *wl_keyboard, uint32_t serial, uint32_t time, uint32_t key, uint32_t state);
  438. static void _wl_keyboard_on_modifiers(void *data, struct wl_keyboard *wl_keyboard, uint32_t serial, uint32_t mods_depressed, uint32_t mods_latched, uint32_t mods_locked, uint32_t group);
  439. static void _wl_keyboard_on_repeat_info(void *data, struct wl_keyboard *wl_keyboard, int32_t rate, int32_t delay);
  440. static void _wl_data_device_on_data_offer(void *data, struct wl_data_device *wl_data_device, struct wl_data_offer *id);
  441. static void _wl_data_device_on_enter(void *data, struct wl_data_device *wl_data_device, uint32_t serial, struct wl_surface *surface, wl_fixed_t x, wl_fixed_t y, struct wl_data_offer *id);
  442. static void _wl_data_device_on_leave(void *data, struct wl_data_device *wl_data_device);
  443. static void _wl_data_device_on_motion(void *data, struct wl_data_device *wl_data_device, uint32_t time, wl_fixed_t x, wl_fixed_t y);
  444. static void _wl_data_device_on_drop(void *data, struct wl_data_device *wl_data_device);
  445. static void _wl_data_device_on_selection(void *data, struct wl_data_device *wl_data_device, struct wl_data_offer *id);
  446. static void _wl_data_offer_on_offer(void *data, struct wl_data_offer *wl_data_offer, const char *mime_type);
  447. static void _wl_data_offer_on_source_actions(void *data, struct wl_data_offer *wl_data_offer, uint32_t source_actions);
  448. static void _wl_data_offer_on_action(void *data, struct wl_data_offer *wl_data_offer, uint32_t dnd_action);
  449. static void _wl_data_source_on_target(void *data, struct wl_data_source *wl_data_source, const char *mime_type);
  450. static void _wl_data_source_on_send(void *data, struct wl_data_source *wl_data_source, const char *mime_type, int32_t fd);
  451. static void _wl_data_source_on_cancelled(void *data, struct wl_data_source *wl_data_source);
  452. static void _wl_data_source_on_dnd_drop_performed(void *data, struct wl_data_source *wl_data_source);
  453. static void _wl_data_source_on_dnd_finished(void *data, struct wl_data_source *wl_data_source);
  454. static void _wl_data_source_on_action(void *data, struct wl_data_source *wl_data_source, uint32_t dnd_action);
  455. // xdg-shell event handlers.
  456. static void _xdg_wm_base_on_ping(void *data, struct xdg_wm_base *xdg_wm_base, uint32_t serial);
  457. static void _xdg_surface_on_configure(void *data, struct xdg_surface *xdg_surface, uint32_t serial);
  458. static void _xdg_toplevel_on_configure(void *data, struct xdg_toplevel *xdg_toplevel, int32_t width, int32_t height, struct wl_array *states);
  459. static void _xdg_toplevel_on_close(void *data, struct xdg_toplevel *xdg_toplevel);
  460. static void _xdg_toplevel_on_configure_bounds(void *data, struct xdg_toplevel *xdg_toplevel, int32_t width, int32_t height);
  461. static void _xdg_toplevel_on_wm_capabilities(void *data, struct xdg_toplevel *xdg_toplevel, struct wl_array *capabilities);
  462. // wayland-protocols event handlers.
  463. static void _wp_fractional_scale_on_preferred_scale(void *data, struct wp_fractional_scale_v1 *wp_fractional_scale_v1, uint32_t scale);
  464. static void _wp_relative_pointer_on_relative_motion(void *data, struct zwp_relative_pointer_v1 *wp_relative_pointer_v1, uint32_t uptime_hi, uint32_t uptime_lo, wl_fixed_t dx, wl_fixed_t dy, wl_fixed_t dx_unaccel, wl_fixed_t dy_unaccel);
  465. static void _wp_pointer_gesture_pinch_on_begin(void *data, struct zwp_pointer_gesture_pinch_v1 *wp_pointer_gesture_pinch_v1, uint32_t serial, uint32_t time, struct wl_surface *surface, uint32_t fingers);
  466. static void _wp_pointer_gesture_pinch_on_update(void *data, struct zwp_pointer_gesture_pinch_v1 *wp_pointer_gesture_pinch_v1, uint32_t time, wl_fixed_t dx, wl_fixed_t dy, wl_fixed_t scale, wl_fixed_t rotation);
  467. static void _wp_pointer_gesture_pinch_on_end(void *data, struct zwp_pointer_gesture_pinch_v1 *zp_pointer_gesture_pinch_v1, uint32_t serial, uint32_t time, int32_t cancelled);
  468. static void _wp_primary_selection_device_on_data_offer(void *data, struct zwp_primary_selection_device_v1 *wp_primary_selection_device_v1, struct zwp_primary_selection_offer_v1 *offer);
  469. static void _wp_primary_selection_device_on_selection(void *data, struct zwp_primary_selection_device_v1 *wp_primary_selection_device_v1, struct zwp_primary_selection_offer_v1 *id);
  470. static void _wp_primary_selection_offer_on_offer(void *data, struct zwp_primary_selection_offer_v1 *wp_primary_selection_offer_v1, const char *mime_type);
  471. static void _wp_primary_selection_source_on_send(void *data, struct zwp_primary_selection_source_v1 *wp_primary_selection_source_v1, const char *mime_type, int32_t fd);
  472. static void _wp_primary_selection_source_on_cancelled(void *data, struct zwp_primary_selection_source_v1 *wp_primary_selection_source_v1);
  473. static void _wp_tablet_seat_on_tablet_added(void *data, struct zwp_tablet_seat_v2 *wp_tablet_seat_v2, struct zwp_tablet_v2 *id);
  474. static void _wp_tablet_seat_on_tool_added(void *data, struct zwp_tablet_seat_v2 *wp_tablet_seat_v2, struct zwp_tablet_tool_v2 *id);
  475. static void _wp_tablet_seat_on_pad_added(void *data, struct zwp_tablet_seat_v2 *wp_tablet_seat_v2, struct zwp_tablet_pad_v2 *id);
  476. static void _wp_tablet_tool_on_type(void *data, struct zwp_tablet_tool_v2 *wp_tablet_tool_v2, uint32_t tool_type);
  477. static void _wp_tablet_tool_on_hardware_serial(void *data, struct zwp_tablet_tool_v2 *wp_tablet_tool_v2, uint32_t hardware_serial_hi, uint32_t hardware_serial_lo);
  478. static void _wp_tablet_tool_on_hardware_id_wacom(void *data, struct zwp_tablet_tool_v2 *wp_tablet_tool_v2, uint32_t hardware_id_hi, uint32_t hardware_id_lo);
  479. static void _wp_tablet_tool_on_capability(void *data, struct zwp_tablet_tool_v2 *wp_tablet_tool_v2, uint32_t capability);
  480. static void _wp_tablet_tool_on_done(void *data, struct zwp_tablet_tool_v2 *wp_tablet_tool_v2);
  481. static void _wp_tablet_tool_on_removed(void *data, struct zwp_tablet_tool_v2 *wp_tablet_tool_v2);
  482. static void _wp_tablet_tool_on_proximity_in(void *data, struct zwp_tablet_tool_v2 *wp_tablet_tool_v2, uint32_t serial, struct zwp_tablet_v2 *tablet, struct wl_surface *surface);
  483. static void _wp_tablet_tool_on_proximity_out(void *data, struct zwp_tablet_tool_v2 *wp_tablet_tool_v2);
  484. static void _wp_tablet_tool_on_down(void *data, struct zwp_tablet_tool_v2 *wp_tablet_tool_v2, uint32_t serial);
  485. static void _wp_tablet_tool_on_up(void *data, struct zwp_tablet_tool_v2 *wp_tablet_tool_v2);
  486. static void _wp_tablet_tool_on_motion(void *data, struct zwp_tablet_tool_v2 *wp_tablet_tool_v2, wl_fixed_t x, wl_fixed_t y);
  487. static void _wp_tablet_tool_on_pressure(void *data, struct zwp_tablet_tool_v2 *wp_tablet_tool_v2, uint32_t pressure);
  488. static void _wp_tablet_tool_on_distance(void *data, struct zwp_tablet_tool_v2 *wp_tablet_tool_v2, uint32_t distance);
  489. static void _wp_tablet_tool_on_tilt(void *data, struct zwp_tablet_tool_v2 *wp_tablet_tool_v2, wl_fixed_t tilt_x, wl_fixed_t tilt_y);
  490. static void _wp_tablet_tool_on_rotation(void *data, struct zwp_tablet_tool_v2 *wp_tablet_tool_v2, wl_fixed_t degrees);
  491. static void _wp_tablet_tool_on_slider(void *data, struct zwp_tablet_tool_v2 *wp_tablet_tool_v2, int32_t position);
  492. static void _wp_tablet_tool_on_wheel(void *data, struct zwp_tablet_tool_v2 *wp_tablet_tool_v2, wl_fixed_t degrees, int32_t clicks);
  493. static void _wp_tablet_tool_on_button(void *data, struct zwp_tablet_tool_v2 *wp_tablet_tool_v2, uint32_t serial, uint32_t button, uint32_t state);
  494. static void _wp_tablet_tool_on_frame(void *data, struct zwp_tablet_tool_v2 *wp_tablet_tool_v2, uint32_t time);
  495. static void _wp_text_input_on_enter(void *data, struct zwp_text_input_v3 *wp_text_input_v3, struct wl_surface *surface);
  496. static void _wp_text_input_on_leave(void *data, struct zwp_text_input_v3 *wp_text_input_v3, struct wl_surface *surface);
  497. static void _wp_text_input_on_preedit_string(void *data, struct zwp_text_input_v3 *wp_text_input_v3, const char *text, int32_t cursor_begin, int32_t cursor_end);
  498. static void _wp_text_input_on_commit_string(void *data, struct zwp_text_input_v3 *wp_text_input_v3, const char *text);
  499. static void _wp_text_input_on_delete_surrounding_text(void *data, struct zwp_text_input_v3 *wp_text_input_v3, uint32_t before_length, uint32_t after_length);
  500. static void _wp_text_input_on_done(void *data, struct zwp_text_input_v3 *wp_text_input_v3, uint32_t serial);
  501. static void _xdg_toplevel_decoration_on_configure(void *data, struct zxdg_toplevel_decoration_v1 *xdg_toplevel_decoration, uint32_t mode);
  502. // NOTE: Deprecated.
  503. static void _xdg_exported_v1_on_handle(void *data, zxdg_exported_v1 *exported, const char *handle);
  504. static void _xdg_exported_v2_on_handle(void *data, zxdg_exported_v2 *exported, const char *handle);
  505. static void _xdg_activation_token_on_done(void *data, struct xdg_activation_token_v1 *xdg_activation_token, const char *token);
  506. // Core Wayland event listeners.
  507. static constexpr struct wl_registry_listener wl_registry_listener = {
  508. .global = _wl_registry_on_global,
  509. .global_remove = _wl_registry_on_global_remove,
  510. };
  511. static constexpr struct wl_surface_listener wl_surface_listener = {
  512. .enter = _wl_surface_on_enter,
  513. .leave = _wl_surface_on_leave,
  514. .preferred_buffer_scale = _wl_surface_on_preferred_buffer_scale,
  515. .preferred_buffer_transform = _wl_surface_on_preferred_buffer_transform,
  516. };
  517. static constexpr struct wl_callback_listener frame_wl_callback_listener = {
  518. .done = _frame_wl_callback_on_done,
  519. };
  520. static constexpr struct wl_output_listener wl_output_listener = {
  521. .geometry = _wl_output_on_geometry,
  522. .mode = _wl_output_on_mode,
  523. .done = _wl_output_on_done,
  524. .scale = _wl_output_on_scale,
  525. .name = _wl_output_on_name,
  526. .description = _wl_output_on_description,
  527. };
  528. static constexpr struct wl_seat_listener wl_seat_listener = {
  529. .capabilities = _wl_seat_on_capabilities,
  530. .name = _wl_seat_on_name,
  531. };
  532. static constexpr struct wl_callback_listener cursor_frame_callback_listener = {
  533. .done = _cursor_frame_callback_on_done,
  534. };
  535. static constexpr struct wl_pointer_listener wl_pointer_listener = {
  536. .enter = _wl_pointer_on_enter,
  537. .leave = _wl_pointer_on_leave,
  538. .motion = _wl_pointer_on_motion,
  539. .button = _wl_pointer_on_button,
  540. .axis = _wl_pointer_on_axis,
  541. .frame = _wl_pointer_on_frame,
  542. .axis_source = _wl_pointer_on_axis_source,
  543. .axis_stop = _wl_pointer_on_axis_stop,
  544. .axis_discrete = _wl_pointer_on_axis_discrete,
  545. .axis_value120 = _wl_pointer_on_axis_value120,
  546. .axis_relative_direction = _wl_pointer_on_axis_relative_direction,
  547. };
  548. static constexpr struct wl_keyboard_listener wl_keyboard_listener = {
  549. .keymap = _wl_keyboard_on_keymap,
  550. .enter = _wl_keyboard_on_enter,
  551. .leave = _wl_keyboard_on_leave,
  552. .key = _wl_keyboard_on_key,
  553. .modifiers = _wl_keyboard_on_modifiers,
  554. .repeat_info = _wl_keyboard_on_repeat_info,
  555. };
  556. static constexpr struct wl_data_device_listener wl_data_device_listener = {
  557. .data_offer = _wl_data_device_on_data_offer,
  558. .enter = _wl_data_device_on_enter,
  559. .leave = _wl_data_device_on_leave,
  560. .motion = _wl_data_device_on_motion,
  561. .drop = _wl_data_device_on_drop,
  562. .selection = _wl_data_device_on_selection,
  563. };
  564. static constexpr struct wl_data_offer_listener wl_data_offer_listener = {
  565. .offer = _wl_data_offer_on_offer,
  566. .source_actions = _wl_data_offer_on_source_actions,
  567. .action = _wl_data_offer_on_action,
  568. };
  569. static constexpr struct wl_data_source_listener wl_data_source_listener = {
  570. .target = _wl_data_source_on_target,
  571. .send = _wl_data_source_on_send,
  572. .cancelled = _wl_data_source_on_cancelled,
  573. .dnd_drop_performed = _wl_data_source_on_dnd_drop_performed,
  574. .dnd_finished = _wl_data_source_on_dnd_finished,
  575. .action = _wl_data_source_on_action,
  576. };
  577. // xdg-shell event listeners.
  578. static constexpr struct xdg_wm_base_listener xdg_wm_base_listener = {
  579. .ping = _xdg_wm_base_on_ping,
  580. };
  581. static constexpr struct xdg_surface_listener xdg_surface_listener = {
  582. .configure = _xdg_surface_on_configure,
  583. };
  584. static constexpr struct xdg_toplevel_listener xdg_toplevel_listener = {
  585. .configure = _xdg_toplevel_on_configure,
  586. .close = _xdg_toplevel_on_close,
  587. .configure_bounds = _xdg_toplevel_on_configure_bounds,
  588. .wm_capabilities = _xdg_toplevel_on_wm_capabilities,
  589. };
  590. // wayland-protocols event listeners.
  591. static constexpr struct wp_fractional_scale_v1_listener wp_fractional_scale_listener = {
  592. .preferred_scale = _wp_fractional_scale_on_preferred_scale,
  593. };
  594. static constexpr struct zwp_relative_pointer_v1_listener wp_relative_pointer_listener = {
  595. .relative_motion = _wp_relative_pointer_on_relative_motion,
  596. };
  597. static constexpr struct zwp_pointer_gesture_pinch_v1_listener wp_pointer_gesture_pinch_listener = {
  598. .begin = _wp_pointer_gesture_pinch_on_begin,
  599. .update = _wp_pointer_gesture_pinch_on_update,
  600. .end = _wp_pointer_gesture_pinch_on_end,
  601. };
  602. static constexpr struct zwp_primary_selection_device_v1_listener wp_primary_selection_device_listener = {
  603. .data_offer = _wp_primary_selection_device_on_data_offer,
  604. .selection = _wp_primary_selection_device_on_selection,
  605. };
  606. static constexpr struct zwp_primary_selection_offer_v1_listener wp_primary_selection_offer_listener = {
  607. .offer = _wp_primary_selection_offer_on_offer,
  608. };
  609. static constexpr struct zwp_primary_selection_source_v1_listener wp_primary_selection_source_listener = {
  610. .send = _wp_primary_selection_source_on_send,
  611. .cancelled = _wp_primary_selection_source_on_cancelled,
  612. };
  613. static constexpr struct zwp_tablet_seat_v2_listener wp_tablet_seat_listener = {
  614. .tablet_added = _wp_tablet_seat_on_tablet_added,
  615. .tool_added = _wp_tablet_seat_on_tool_added,
  616. .pad_added = _wp_tablet_seat_on_pad_added,
  617. };
  618. static constexpr struct zwp_tablet_tool_v2_listener wp_tablet_tool_listener = {
  619. .type = _wp_tablet_tool_on_type,
  620. .hardware_serial = _wp_tablet_tool_on_hardware_serial,
  621. .hardware_id_wacom = _wp_tablet_tool_on_hardware_id_wacom,
  622. .capability = _wp_tablet_tool_on_capability,
  623. .done = _wp_tablet_tool_on_done,
  624. .removed = _wp_tablet_tool_on_removed,
  625. .proximity_in = _wp_tablet_tool_on_proximity_in,
  626. .proximity_out = _wp_tablet_tool_on_proximity_out,
  627. .down = _wp_tablet_tool_on_down,
  628. .up = _wp_tablet_tool_on_up,
  629. .motion = _wp_tablet_tool_on_motion,
  630. .pressure = _wp_tablet_tool_on_pressure,
  631. .distance = _wp_tablet_tool_on_distance,
  632. .tilt = _wp_tablet_tool_on_tilt,
  633. .rotation = _wp_tablet_tool_on_rotation,
  634. .slider = _wp_tablet_tool_on_slider,
  635. .wheel = _wp_tablet_tool_on_wheel,
  636. .button = _wp_tablet_tool_on_button,
  637. .frame = _wp_tablet_tool_on_frame,
  638. };
  639. static constexpr struct zwp_text_input_v3_listener wp_text_input_listener = {
  640. .enter = _wp_text_input_on_enter,
  641. .leave = _wp_text_input_on_leave,
  642. .preedit_string = _wp_text_input_on_preedit_string,
  643. .commit_string = _wp_text_input_on_commit_string,
  644. .delete_surrounding_text = _wp_text_input_on_delete_surrounding_text,
  645. .done = _wp_text_input_on_done,
  646. };
  647. // NOTE: Deprecated.
  648. static constexpr struct zxdg_exported_v1_listener xdg_exported_v1_listener = {
  649. .handle = _xdg_exported_v1_on_handle,
  650. };
  651. static constexpr struct zxdg_exported_v2_listener xdg_exported_v2_listener = {
  652. .handle = _xdg_exported_v2_on_handle,
  653. };
  654. static constexpr struct zxdg_toplevel_decoration_v1_listener xdg_toplevel_decoration_listener = {
  655. .configure = _xdg_toplevel_decoration_on_configure,
  656. };
  657. static constexpr struct xdg_activation_token_v1_listener xdg_activation_token_listener = {
  658. .done = _xdg_activation_token_on_done,
  659. };
  660. #ifdef LIBDECOR_ENABLED
  661. // libdecor event handlers.
  662. static void libdecor_on_error(struct libdecor *context, enum libdecor_error error, const char *message);
  663. static void libdecor_frame_on_configure(struct libdecor_frame *frame, struct libdecor_configuration *configuration, void *user_data);
  664. static void libdecor_frame_on_close(struct libdecor_frame *frame, void *user_data);
  665. static void libdecor_frame_on_commit(struct libdecor_frame *frame, void *user_data);
  666. static void libdecor_frame_on_dismiss_popup(struct libdecor_frame *frame, const char *seat_name, void *user_data);
  667. // libdecor event listeners.
  668. static constexpr struct libdecor_interface libdecor_interface = {
  669. .error = libdecor_on_error,
  670. .reserved0 = nullptr,
  671. .reserved1 = nullptr,
  672. .reserved2 = nullptr,
  673. .reserved3 = nullptr,
  674. .reserved4 = nullptr,
  675. .reserved5 = nullptr,
  676. .reserved6 = nullptr,
  677. .reserved7 = nullptr,
  678. .reserved8 = nullptr,
  679. .reserved9 = nullptr,
  680. };
  681. static constexpr struct libdecor_frame_interface libdecor_frame_interface = {
  682. .configure = libdecor_frame_on_configure,
  683. .close = libdecor_frame_on_close,
  684. .commit = libdecor_frame_on_commit,
  685. .dismiss_popup = libdecor_frame_on_dismiss_popup,
  686. .reserved0 = nullptr,
  687. .reserved1 = nullptr,
  688. .reserved2 = nullptr,
  689. .reserved3 = nullptr,
  690. .reserved4 = nullptr,
  691. .reserved5 = nullptr,
  692. .reserved6 = nullptr,
  693. .reserved7 = nullptr,
  694. .reserved8 = nullptr,
  695. .reserved9 = nullptr,
  696. };
  697. #endif // LIBDECOR_ENABLED
  698. static Vector<uint8_t> _read_fd(int fd);
  699. static int _allocate_shm_file(size_t size);
  700. static Vector<uint8_t> _wl_data_offer_read(struct wl_display *wl_display, const char *p_mime, struct wl_data_offer *wl_data_offer);
  701. static Vector<uint8_t> _wp_primary_selection_offer_read(struct wl_display *wl_display, const char *p_mime, struct zwp_primary_selection_offer_v1 *wp_primary_selection_offer);
  702. static void _seat_state_set_current(WaylandThread::SeatState &p_ss);
  703. static bool _seat_state_configure_key_event(WaylandThread::SeatState &p_seat, Ref<InputEventKey> p_event, xkb_keycode_t p_keycode, bool p_pressed);
  704. static void _wayland_state_update_cursor();
  705. void _set_current_seat(struct wl_seat *p_seat);
  706. bool _load_cursor_theme(int p_cursor_size);
  707. void _update_scale(int p_scale);
  708. public:
  709. Mutex &mutex = thread_data.mutex;
  710. struct wl_display *get_wl_display() const;
  711. // Core Wayland utilities for integrating with our own data structures.
  712. static bool wl_proxy_is_godot(struct wl_proxy *p_proxy);
  713. static void wl_proxy_tag_godot(struct wl_proxy *p_proxy);
  714. static WindowState *wl_surface_get_window_state(struct wl_surface *p_surface);
  715. static ScreenState *wl_output_get_screen_state(struct wl_output *p_output);
  716. static SeatState *wl_seat_get_seat_state(struct wl_seat *p_seat);
  717. static TabletToolState *wp_tablet_tool_get_state(struct zwp_tablet_tool_v2 *p_tool);
  718. static OfferState *wl_data_offer_get_offer_state(struct wl_data_offer *p_offer);
  719. static OfferState *wp_primary_selection_offer_get_offer_state(struct zwp_primary_selection_offer_v1 *p_offer);
  720. void seat_state_unlock_pointer(SeatState *p_ss);
  721. void seat_state_lock_pointer(SeatState *p_ss);
  722. void seat_state_set_hint(SeatState *p_ss, int p_x, int p_y);
  723. void seat_state_confine_pointer(SeatState *p_ss);
  724. static void seat_state_update_cursor(SeatState *p_ss);
  725. void seat_state_echo_keys(SeatState *p_ss);
  726. static int window_state_get_preferred_buffer_scale(WindowState *p_ws);
  727. static double window_state_get_scale_factor(WindowState *p_ws);
  728. static void window_state_update_size(WindowState *p_ws, int p_width, int p_height);
  729. static Vector2i scale_vector2i(const Vector2i &p_vector, double p_amount);
  730. void push_message(Ref<Message> message);
  731. bool has_message();
  732. Ref<Message> pop_message();
  733. void beep() const;
  734. void window_create(DisplayServer::WindowID p_window_id, int p_width, int p_height);
  735. struct wl_surface *window_get_wl_surface(DisplayServer::WindowID p_window_id) const;
  736. void window_set_max_size(DisplayServer::WindowID p_window_id, const Size2i &p_size);
  737. void window_set_min_size(DisplayServer::WindowID p_window_id, const Size2i &p_size);
  738. bool window_can_set_mode(DisplayServer::WindowID p_window_id, DisplayServer::WindowMode p_window_mode) const;
  739. void window_try_set_mode(DisplayServer::WindowID p_window_id, DisplayServer::WindowMode p_window_mode);
  740. DisplayServer::WindowMode window_get_mode(DisplayServer::WindowID p_window_id) const;
  741. void window_set_borderless(DisplayServer::WindowID p_window_id, bool p_borderless);
  742. void window_set_title(DisplayServer::WindowID p_window_id, const String &p_title);
  743. void window_set_app_id(DisplayServer::WindowID p_window_id, const String &p_app_id);
  744. bool window_is_focused(DisplayServer::WindowID p_window_id);
  745. // Optional - requires xdg_activation_v1
  746. void window_request_attention(DisplayServer::WindowID p_window_id);
  747. void window_start_drag(DisplayServer::WindowID p_window_id);
  748. // Optional - require idle_inhibit_unstable_v1
  749. void window_set_idle_inhibition(DisplayServer::WindowID p_window_id, bool p_enable);
  750. bool window_get_idle_inhibition(DisplayServer::WindowID p_window_id) const;
  751. ScreenData screen_get_data(int p_screen) const;
  752. int get_screen_count() const;
  753. void pointer_set_constraint(PointerConstraint p_constraint);
  754. void pointer_set_hint(const Point2i &p_hint);
  755. PointerConstraint pointer_get_constraint() const;
  756. DisplayServer::WindowID pointer_get_pointed_window_id() const;
  757. BitField<MouseButtonMask> pointer_get_button_mask() const;
  758. void cursor_set_visible(bool p_visible);
  759. void cursor_set_shape(DisplayServer::CursorShape p_cursor_shape);
  760. void cursor_set_custom_shape(DisplayServer::CursorShape p_cursor_shape);
  761. void cursor_shape_set_custom_image(DisplayServer::CursorShape p_cursor_shape, Ref<Image> p_image, const Point2i &p_hotspot);
  762. void cursor_shape_clear_custom_image(DisplayServer::CursorShape p_cursor_shape);
  763. void window_set_ime_active(const bool p_active, DisplayServer::WindowID p_window_id);
  764. void window_set_ime_position(const Point2i &p_pos, DisplayServer::WindowID p_window_id);
  765. int keyboard_get_layout_count() const;
  766. int keyboard_get_current_layout_index() const;
  767. void keyboard_set_current_layout_index(int p_index);
  768. String keyboard_get_layout_name(int p_index) const;
  769. Key keyboard_get_key_from_physical(Key p_key) const;
  770. void keyboard_echo_keys();
  771. bool selection_has_mime(const String &p_mime) const;
  772. Vector<uint8_t> selection_get_mime(const String &p_mime) const;
  773. void selection_set_text(const String &p_text);
  774. // Optional primary support - requires wp_primary_selection_unstable_v1
  775. bool primary_has_mime(const String &p_mime) const;
  776. Vector<uint8_t> primary_get_mime(const String &p_mime) const;
  777. void primary_set_text(const String &p_text);
  778. void commit_surfaces();
  779. void set_frame();
  780. bool get_reset_frame();
  781. bool wait_frame_suspend_ms(int p_timeout);
  782. bool is_suspended() const;
  783. Error init();
  784. void destroy();
  785. };
  786. #endif // WAYLAND_ENABLED
  787. #endif // WAYLAND_THREAD_H