1 files changed, 13 insertions, 4 deletions

diff --git a/editor/plugins/texture_region_editor_plugin.cpp b/editor/plugins/texture_region_editor_plugin.cpp
index 59f2159167..9bad2f2fbf 100644
--- a/editor/plugins/texture_region_editor_plugin.cpp
+++ b/editor/plugins/texture_region_editor_plugin.cpp
@@ -300,7 +300,7 @@ void TextureRegionEditor::_region_input(const Ref<InputEvent> &p_input) {
 		mtx.xform(rect.position + Vector2(0, rect.size.y / 2)) + Vector2(-handle_offset, 0)
 	};
 
-	Ref<EditorUndoRedoManager> &undo_redo = EditorNode::get_undo_redo();
+	EditorUndoRedoManager *undo_redo = EditorUndoRedoManager::get_singleton();
 	Ref<InputEventMouseButton> mb = p_input;
 	if (mb.is_valid()) {
 		if (mb->get_button_index() == MouseButton::LEFT) {
@@ -349,7 +349,7 @@ void TextureRegionEditor::_region_input(const Ref<InputEvent> &p_input) {
 					for (const Rect2 &E : autoslice_cache) {
 						if (E.has_point(point)) {
 							rect = E;
-							if (Input::get_singleton()->is_key_pressed(Key::CTRL) && !(Input::get_singleton()->is_key_pressed(Key(Key::SHIFT | Key::ALT)))) {
+							if (Input::get_singleton()->is_key_pressed(Key::CMD_OR_CTRL) && !(Input::get_singleton()->is_key_pressed(Key(Key::SHIFT | Key::ALT)))) {
 								Rect2 r;
 								if (atlas_tex.is_valid()) {
 									r = atlas_tex->get_region();
@@ -824,10 +824,18 @@ void TextureRegionEditor::_update_autoslice() {
 
 void TextureRegionEditor::_notification(int p_what) {
 	switch (p_what) {
-		case NOTIFICATION_ENTER_TREE:
+		case NOTIFICATION_EXIT_TREE: {
+			get_tree()->disconnect("node_removed", callable_mp(this, &TextureRegionEditor::_node_removed));
+		} break;
+
+		case NOTIFICATION_ENTER_TREE: {
+			get_tree()->connect("node_removed", callable_mp(this, &TextureRegionEditor::_node_removed));
+			[[fallthrough]];
+		}
 		case NOTIFICATION_THEME_CHANGED: {
 			edit_draw->add_theme_style_override("panel", get_theme_stylebox(SNAME("panel"), SNAME("Tree")));
 		} break;
+
 		case NOTIFICATION_READY: {
 			zoom_out->set_icon(get_theme_icon(SNAME("ZoomLess"), SNAME("EditorIcons")));
 			zoom_reset->set_icon(get_theme_icon(SNAME("ZoomReset"), SNAME("EditorIcons")));
@@ -840,11 +848,13 @@ void TextureRegionEditor::_notification(int p_what) {
 		case EditorSettings::NOTIFICATION_EDITOR_SETTINGS_CHANGED: {
 			panner->setup((ViewPanner::ControlScheme)EDITOR_GET("editors/panning/sub_editors_panning_scheme").operator int(), ED_GET_SHORTCUT("canvas_item_editor/pan_view"), bool(EDITOR_GET("editors/panning/simple_panning")));
 		} break;
+
 		case NOTIFICATION_VISIBILITY_CHANGED: {
 			if (snap_mode == SNAP_AUTOSLICE && is_visible() && autoslice_is_dirty) {
 				_update_autoslice();
 			}
 		} break;
+
 		case NOTIFICATION_WM_WINDOW_FOCUS_IN: {
 			// This happens when the user leaves the Editor and returns,
 			// they could have changed the textures, so the cache is cleared.
@@ -867,7 +877,6 @@ void TextureRegionEditor::_node_removed(Object *p_obj) {
 
 void TextureRegionEditor::_bind_methods() {
 	ClassDB::bind_method(D_METHOD("_edit_region"), &TextureRegionEditor::_edit_region);
-	ClassDB::bind_method(D_METHOD("_node_removed"), &TextureRegionEditor::_node_removed);
 	ClassDB::bind_method(D_METHOD("_zoom_on_position"), &TextureRegionEditor::_zoom_on_position);
 	ClassDB::bind_method(D_METHOD("_update_rect"), &TextureRegionEditor::_update_rect);
 }