Merge pull request #92740 from bruvzg/subvp_ime_activation

Fix IME activation in subviewports.

scene/gui/line_edit.cpp

@@ -1088,13 +1088,14 @@ void LineEdit::_notification(int p_what) {
 			}
 
 			if (has_focus()) {
-				if (get_viewport()->get_window_id() != DisplayServer::INVALID_WINDOW_ID && DisplayServer::get_singleton()->has_feature(DisplayServer::FEATURE_IME)) {
-					DisplayServer::get_singleton()->window_set_ime_active(true, get_viewport()->get_window_id());
+				DisplayServer::WindowID wid = get_window() ? get_window()->get_window_id() : DisplayServer::INVALID_WINDOW_ID;
+				if (wid != DisplayServer::INVALID_WINDOW_ID && DisplayServer::get_singleton()->has_feature(DisplayServer::FEATURE_IME)) {
+					DisplayServer::get_singleton()->window_set_ime_active(true, wid);
 					Point2 pos = Point2(get_caret_pixel_pos().x, (get_size().y + theme_cache.font->get_height(theme_cache.font_size)) / 2) + get_global_position();
 					if (get_window()->get_embedder()) {
 						pos += get_viewport()->get_popup_base_transform().get_origin();
 					}
-					DisplayServer::get_singleton()->window_set_ime_position(pos, get_viewport()->get_window_id());
+					DisplayServer::get_singleton()->window_set_ime_position(pos, wid);
 				}
 			}
 		} break;
@@ -1111,13 +1112,14 @@ void LineEdit::_notification(int p_what) {
 				}
 			}
 
-			if (get_viewport()->get_window_id() != DisplayServer::INVALID_WINDOW_ID && DisplayServer::get_singleton()->has_feature(DisplayServer::FEATURE_IME)) {
-				DisplayServer::get_singleton()->window_set_ime_active(true, get_viewport()->get_window_id());
+			DisplayServer::WindowID wid = get_window() ? get_window()->get_window_id() : DisplayServer::INVALID_WINDOW_ID;
+			if (wid != DisplayServer::INVALID_WINDOW_ID && DisplayServer::get_singleton()->has_feature(DisplayServer::FEATURE_IME)) {
+				DisplayServer::get_singleton()->window_set_ime_active(true, wid);
 				Point2 pos = Point2(get_caret_pixel_pos().x, (get_size().y + theme_cache.font->get_height(theme_cache.font_size)) / 2) + get_global_position();
 				if (get_window()->get_embedder()) {
 					pos += get_viewport()->get_popup_base_transform().get_origin();
 				}
-				DisplayServer::get_singleton()->window_set_ime_position(pos, get_viewport()->get_window_id());
+				DisplayServer::get_singleton()->window_set_ime_position(pos, wid);
 			}
 
 			show_virtual_keyboard();
@@ -1126,9 +1128,10 @@ void LineEdit::_notification(int p_what) {
 		case NOTIFICATION_FOCUS_EXIT: {
 			_validate_caret_can_draw();
 
-			if (get_viewport()->get_window_id() != DisplayServer::INVALID_WINDOW_ID && DisplayServer::get_singleton()->has_feature(DisplayServer::FEATURE_IME)) {
-				DisplayServer::get_singleton()->window_set_ime_position(Point2(), get_viewport()->get_window_id());
-				DisplayServer::get_singleton()->window_set_ime_active(false, get_viewport()->get_window_id());
+			DisplayServer::WindowID wid = get_window() ? get_window()->get_window_id() : DisplayServer::INVALID_WINDOW_ID;
+			if (wid != DisplayServer::INVALID_WINDOW_ID && DisplayServer::get_singleton()->has_feature(DisplayServer::FEATURE_IME)) {
+				DisplayServer::get_singleton()->window_set_ime_position(Point2(), wid);
+				DisplayServer::get_singleton()->window_set_ime_active(false, wid);
 			}
 			ime_text = "";
 			ime_selection = Point2();

scene/gui/text_edit.cpp

@@ -2831,24 +2831,26 @@ void TextEdit::_update_caches() {
 }
 
 void TextEdit::_close_ime_window() {
-	if (get_viewport()->get_window_id() == DisplayServer::INVALID_WINDOW_ID || !DisplayServer::get_singleton()->has_feature(DisplayServer::FEATURE_IME)) {
+	DisplayServer::WindowID wid = get_window() ? get_window()->get_window_id() : DisplayServer::INVALID_WINDOW_ID;
+	if (wid == DisplayServer::INVALID_WINDOW_ID || !DisplayServer::get_singleton()->has_feature(DisplayServer::FEATURE_IME)) {
 		return;
 	}
-	DisplayServer::get_singleton()->window_set_ime_position(Point2(), get_viewport()->get_window_id());
-	DisplayServer::get_singleton()->window_set_ime_active(false, get_viewport()->get_window_id());
+	DisplayServer::get_singleton()->window_set_ime_position(Point2(), wid);
+	DisplayServer::get_singleton()->window_set_ime_active(false, wid);
 }
 
 void TextEdit::_update_ime_window_position() {
-	if (get_viewport()->get_window_id() == DisplayServer::INVALID_WINDOW_ID || !DisplayServer::get_singleton()->has_feature(DisplayServer::FEATURE_IME)) {
+	DisplayServer::WindowID wid = get_window() ? get_window()->get_window_id() : DisplayServer::INVALID_WINDOW_ID;
+	if (wid == DisplayServer::INVALID_WINDOW_ID || !DisplayServer::get_singleton()->has_feature(DisplayServer::FEATURE_IME)) {
 		return;
 	}
-	DisplayServer::get_singleton()->window_set_ime_active(true, get_viewport()->get_window_id());
+	DisplayServer::get_singleton()->window_set_ime_active(true, wid);
 	Point2 pos = get_global_position() + get_caret_draw_pos();
 	if (get_window()->get_embedder()) {
 		pos += get_viewport()->get_popup_base_transform().get_origin();
 	}
 	// The window will move to the updated position the next time the IME is updated, not immediately.
-	DisplayServer::get_singleton()->window_set_ime_position(pos, get_viewport()->get_window_id());
+	DisplayServer::get_singleton()->window_set_ime_position(pos, wid);
 }
 
 void TextEdit::_update_ime_text() {