Add an option to drag'n'drop selected text in TextEdit

doc/classes/TextEdit.xml

@@ -956,6 +956,9 @@
 		<member name="deselect_on_focus_loss_enabled" type="bool" setter="set_deselect_on_focus_loss_enabled" getter="is_deselect_on_focus_loss_enabled" default="true">
 			If [code]true[/code], the selected text will be deselected when focus is lost.
 		</member>
+		<member name="drag_and_drop_selection_enabled" type="bool" setter="set_drag_and_drop_selection_enabled" getter="is_drag_and_drop_selection_enabled" default="true">
+			If [code]true[/code], allow drag and drop of selected text.
+		</member>
 		<member name="draw_control_chars" type="bool" setter="set_draw_control_chars" getter="get_draw_control_chars" default="false">
 			If [code]true[/code], control characters are displayed.
 		</member>

editor/code_editor.cpp

@@ -1024,6 +1024,7 @@ void CodeTextEditor::update_editor_settings() {
 	text_editor->set_scroll_past_end_of_file_enabled(EditorSettings::get_singleton()->get("text_editor/behavior/navigation/scroll_past_end_of_file"));
 	text_editor->set_smooth_scroll_enabled(EditorSettings::get_singleton()->get("text_editor/behavior/navigation/smooth_scrolling"));
 	text_editor->set_v_scroll_speed(EditorSettings::get_singleton()->get("text_editor/behavior/navigation/v_scroll_speed"));
+	text_editor->set_drag_and_drop_selection_enabled(EditorSettings::get_singleton()->get("text_editor/behavior/navigation/drag_and_drop_selection"));
 
 	// Behavior: indent
 	text_editor->set_indent_using_spaces(EditorSettings::get_singleton()->get("text_editor/behavior/indent/type"));

editor/editor_settings.cpp

@@ -542,6 +542,7 @@ void EditorSettings::_load_defaults(Ref<ConfigFile> p_extra_config) {
 	_initial_set("text_editor/behavior/navigation/scroll_past_end_of_file", false);
 	_initial_set("text_editor/behavior/navigation/smooth_scrolling", true);
 	EDITOR_SETTING(Variant::INT, PROPERTY_HINT_RANGE, "text_editor/behavior/navigation/v_scroll_speed", 80, "1,10000,1")
+	_initial_set("text_editor/behavior/navigation/drag_and_drop_selection", true);
 
 	// Behavior: Indent
 	EDITOR_SETTING(Variant::INT, PROPERTY_HINT_ENUM, "text_editor/behavior/indent/type", 0, "Tabs,Spaces")

scene/gui/text_edit.cpp

@@ -1723,7 +1723,7 @@ void TextEdit::gui_input(const Ref<InputEvent> &p_gui_input) {
 
 						update();
 					}
-				} else if (is_mouse_over_selection()) {
+				} else if (drag_and_drop_selection_enabled && is_mouse_over_selection()) {
 					selection.selecting_mode = SelectionMode::SELECTION_MODE_NONE;
 					selection.drag_attempt = true;
 				} else {
@@ -4163,6 +4163,14 @@ bool TextEdit::is_deselect_on_focus_loss_enabled() const {
 	return deselect_on_focus_loss_enabled;
 }
 
+void TextEdit::set_drag_and_drop_selection_enabled(const bool p_enabled) {
+	drag_and_drop_selection_enabled = p_enabled;
+}
+
+bool TextEdit::is_drag_and_drop_selection_enabled() const {
+	return drag_and_drop_selection_enabled;
+}
+
 void TextEdit::set_override_selected_font_color(bool p_override_selected_font_color) {
 	override_selected_font_color = p_override_selected_font_color;
 }
@@ -5243,6 +5251,9 @@ void TextEdit::_bind_methods() {
 	ClassDB::bind_method(D_METHOD("set_deselect_on_focus_loss_enabled", "enable"), &TextEdit::set_deselect_on_focus_loss_enabled);
 	ClassDB::bind_method(D_METHOD("is_deselect_on_focus_loss_enabled"), &TextEdit::is_deselect_on_focus_loss_enabled);
 
+	ClassDB::bind_method(D_METHOD("set_drag_and_drop_selection_enabled", "enable"), &TextEdit::set_drag_and_drop_selection_enabled);
+	ClassDB::bind_method(D_METHOD("is_drag_and_drop_selection_enabled"), &TextEdit::is_drag_and_drop_selection_enabled);
+
 	ClassDB::bind_method(D_METHOD("set_override_selected_font_color", "override"), &TextEdit::set_override_selected_font_color);
 	ClassDB::bind_method(D_METHOD("is_overriding_selected_font_color"), &TextEdit::is_overriding_selected_font_color);
 
@@ -5405,6 +5416,7 @@ void TextEdit::_bind_methods() {
 	ADD_PROPERTY(PropertyInfo(Variant::BOOL, "shortcut_keys_enabled"), "set_shortcut_keys_enabled", "is_shortcut_keys_enabled");
 	ADD_PROPERTY(PropertyInfo(Variant::BOOL, "selecting_enabled"), "set_selecting_enabled", "is_selecting_enabled");
 	ADD_PROPERTY(PropertyInfo(Variant::BOOL, "deselect_on_focus_loss_enabled"), "set_deselect_on_focus_loss_enabled", "is_deselect_on_focus_loss_enabled");
+	ADD_PROPERTY(PropertyInfo(Variant::BOOL, "drag_and_drop_selection_enabled"), "set_drag_and_drop_selection_enabled", "is_drag_and_drop_selection_enabled");
 	ADD_PROPERTY(PropertyInfo(Variant::BOOL, "virtual_keyboard_enabled"), "set_virtual_keyboard_enabled", "is_virtual_keyboard_enabled");
 	ADD_PROPERTY(PropertyInfo(Variant::BOOL, "middle_mouse_paste_enabled"), "set_middle_mouse_paste_enabled", "is_middle_mouse_paste_enabled");
 	ADD_PROPERTY(PropertyInfo(Variant::INT, "wrap_mode", PROPERTY_HINT_ENUM, "None,Boundary"), "set_line_wrapping_mode", "get_line_wrapping_mode");

scene/gui/text_edit.h

@@ -422,6 +422,7 @@ private:
 
 	bool selecting_enabled = true;
 	bool deselect_on_focus_loss_enabled = true;
+	bool drag_and_drop_selection_enabled = true;
 
 	Color font_selected_color = Color(1, 1, 1);
 	Color selection_color = Color(1, 1, 1);
@@ -795,6 +796,9 @@ public:
 	void set_deselect_on_focus_loss_enabled(const bool p_enabled);
 	bool is_deselect_on_focus_loss_enabled() const;
 
+	void set_drag_and_drop_selection_enabled(const bool p_enabled);
+	bool is_drag_and_drop_selection_enabled() const;
+
 	void set_override_selected_font_color(bool p_override_selected_font_color);
 	bool is_overriding_selected_font_color() const;