Add option to make selection unique

doc/classes/LineEdit.xml

@@ -184,6 +184,9 @@
 		<member name="context_menu_enabled" type="bool" setter="set_context_menu_enabled" getter="is_context_menu_enabled" default="true">
 			If [code]true[/code], the context menu will appear when right-clicked.
 		</member>
+		<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="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>

doc/classes/RichTextLabel.xml

@@ -379,6 +379,9 @@
 			The currently installed custom effects. This is an array of [RichTextEffect]s.
 			To add a custom effect, it's more convenient to use [method install_effect].
 		</member>
+		<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="fit_content_height" type="bool" setter="set_fit_content_height" getter="is_fit_content_height_enabled" default="false">
 			If [code]true[/code], the label's height will be automatically updated to fit its content.
 			[b]Note:[/b] This property is used as a workaround to fix issues with [RichTextLabel] in [Container]s, but it's unreliable in some cases and will be removed in future versions.

doc/classes/TextEdit.xml

@@ -922,6 +922,9 @@
 		<member name="context_menu_enabled" type="bool" setter="set_context_menu_enabled" getter="is_context_menu_enabled" default="true">
 			If [code]true[/code], a right-click displays the context menu.
 		</member>
+		<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="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

@@ -1824,6 +1824,7 @@ CodeTextEditor::CodeTextEditor() {
 	text_editor->set_draw_line_numbers(true);
 	text_editor->set_highlight_matching_braces_enabled(true);
 	text_editor->set_auto_indent_enabled(true);
+	text_editor->set_deselect_on_focus_loss_enabled(false);
 
 	status_bar = memnew(HBoxContainer);
 	add_child(status_bar);

scene/gui/line_edit.cpp

@@ -920,6 +920,9 @@ void LineEdit::_notification(int p_what) {
 				DisplayServer::get_singleton()->virtual_keyboard_hide();
 			}
 
+			if (deselect_on_focus_loss_enabled) {
+				deselect();
+			}
 		} break;
 		case MainLoop::NOTIFICATION_OS_IME_UPDATE: {
 			if (has_focus()) {
@@ -1938,6 +1941,17 @@ bool LineEdit::is_selecting_enabled() const {
 	return selecting_enabled;
 }
 
+void LineEdit::set_deselect_on_focus_loss_enabled(const bool p_enabled) {
+	deselect_on_focus_loss_enabled = p_enabled;
+	if (p_enabled && selection.enabled && !has_focus()) {
+		deselect();
+	}
+}
+
+bool LineEdit::is_deselect_on_focus_loss_enabled() const {
+	return deselect_on_focus_loss_enabled;
+}
+
 void LineEdit::set_right_icon(const Ref<Texture2D> &p_icon) {
 	if (right_icon == p_icon) {
 		return;
@@ -2196,6 +2210,8 @@ void LineEdit::_bind_methods() {
 	ClassDB::bind_method(D_METHOD("is_middle_mouse_paste_enabled"), &LineEdit::is_middle_mouse_paste_enabled);
 	ClassDB::bind_method(D_METHOD("set_selecting_enabled", "enable"), &LineEdit::set_selecting_enabled);
 	ClassDB::bind_method(D_METHOD("is_selecting_enabled"), &LineEdit::is_selecting_enabled);
+	ClassDB::bind_method(D_METHOD("set_deselect_on_focus_loss_enabled", "enable"), &LineEdit::set_deselect_on_focus_loss_enabled);
+	ClassDB::bind_method(D_METHOD("is_deselect_on_focus_loss_enabled"), &LineEdit::is_deselect_on_focus_loss_enabled);
 	ClassDB::bind_method(D_METHOD("set_right_icon", "icon"), &LineEdit::set_right_icon);
 	ClassDB::bind_method(D_METHOD("get_right_icon"), &LineEdit::get_right_icon);
 
@@ -2251,6 +2267,7 @@ void LineEdit::_bind_methods() {
 	ADD_PROPERTY(PropertyInfo(Variant::BOOL, "shortcut_keys_enabled"), "set_shortcut_keys_enabled", "is_shortcut_keys_enabled");
 	ADD_PROPERTY(PropertyInfo(Variant::BOOL, "middle_mouse_paste_enabled"), "set_middle_mouse_paste_enabled", "is_middle_mouse_paste_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::OBJECT, "right_icon", PROPERTY_HINT_RESOURCE_TYPE, "Texture"), "set_right_icon", "get_right_icon");
 	ADD_PROPERTY(PropertyInfo(Variant::INT, "text_direction", PROPERTY_HINT_ENUM, "Auto,Left-to-Right,Right-to-Left,Inherited"), "set_text_direction", "get_text_direction");
 	ADD_PROPERTY(PropertyInfo(Variant::STRING, "language"), "set_language", "get_language");

scene/gui/line_edit.h

@@ -97,6 +97,7 @@ private:
 	float full_width = 0.0;
 
 	bool selecting_enabled = true;
+	bool deselect_on_focus_loss_enabled = true;
 
 	bool context_menu_enabled = true;
 	PopupMenu *menu = nullptr;
@@ -326,6 +327,9 @@ public:
 	void set_selecting_enabled(bool p_enabled);
 	bool is_selecting_enabled() const;
 
+	void set_deselect_on_focus_loss_enabled(const bool p_enabled);
+	bool is_deselect_on_focus_loss_enabled() const;
+
 	void set_right_icon(const Ref<Texture2D> &p_icon);
 	Ref<Texture2D> get_right_icon();
 

scene/gui/rich_text_label.cpp

@@ -1491,7 +1491,13 @@ void RichTextLabel::_notification(int p_what) {
 				_update_fx(main, dt);
 				update();
 			}
+		} break;
+		case NOTIFICATION_FOCUS_EXIT: {
+			if (deselect_on_focus_loss_enabled) {
+				selection.active = false;
+				update();
 			}
+		} break;
 	}
 }
 
@@ -3609,6 +3615,14 @@ void RichTextLabel::set_selection_enabled(bool p_enabled) {
 	}
 }
 
+void RichTextLabel::set_deselect_on_focus_loss_enabled(const bool p_enabled) {
+	deselect_on_focus_loss_enabled = p_enabled;
+	if (p_enabled && selection.active && !has_focus()) {
+		selection.active = false;
+		update();
+	}
+}
+
 bool RichTextLabel::_search_table(ItemTable *p_table, List<Item *>::Element *p_from, const String &p_string, bool p_reverse_search) {
 	List<Item *>::Element *E = p_from;
 	while (E != nullptr) {
@@ -3858,6 +3872,10 @@ bool RichTextLabel::is_selection_enabled() const {
 	return selection.enabled;
 }
 
+bool RichTextLabel::is_deselect_on_focus_loss_enabled() const {
+	return deselect_on_focus_loss_enabled;
+}
+
 int RichTextLabel::get_selection_from() const {
 	if (!selection.active || !selection.enabled) {
 		return -1;
@@ -4111,6 +4129,9 @@ void RichTextLabel::_bind_methods() {
 	ClassDB::bind_method(D_METHOD("set_selection_enabled", "enabled"), &RichTextLabel::set_selection_enabled);
 	ClassDB::bind_method(D_METHOD("is_selection_enabled"), &RichTextLabel::is_selection_enabled);
 
+	ClassDB::bind_method(D_METHOD("set_deselect_on_focus_loss_enabled", "enable"), &RichTextLabel::set_deselect_on_focus_loss_enabled);
+	ClassDB::bind_method(D_METHOD("is_deselect_on_focus_loss_enabled"), &RichTextLabel::is_deselect_on_focus_loss_enabled);
+
 	ClassDB::bind_method(D_METHOD("get_selection_from"), &RichTextLabel::get_selection_from);
 	ClassDB::bind_method(D_METHOD("get_selection_to"), &RichTextLabel::get_selection_to);
 
@@ -4162,6 +4183,8 @@ void RichTextLabel::_bind_methods() {
 	ADD_PROPERTY(PropertyInfo(Variant::BOOL, "selection_enabled"), "set_selection_enabled", "is_selection_enabled");
 	ADD_PROPERTY(PropertyInfo(Variant::BOOL, "override_selected_font_color"), "set_override_selected_font_color", "is_overriding_selected_font_color");
 
+	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::ARRAY, "custom_effects", PROPERTY_HINT_ARRAY_TYPE, vformat("%s/%s:%s", Variant::OBJECT, PROPERTY_HINT_RESOURCE_TYPE, "RichTextEffect"), (PROPERTY_USAGE_DEFAULT | PROPERTY_USAGE_SCRIPT_VARIABLE)), "set_effects", "get_effects");
 
 	ADD_PROPERTY(PropertyInfo(Variant::INT, "text_direction", PROPERTY_HINT_ENUM, "Auto,Left-to-Right,Right-to-Left,Inherited"), "set_text_direction", "get_text_direction");

scene/gui/rich_text_label.h

@@ -399,6 +399,7 @@ private:
 	};
 
 	Selection selection;
+	bool deselect_on_focus_loss_enabled = true;
 
 	int visible_characters = -1;
 	float percent_visible = 1.0;
@@ -551,6 +552,8 @@ public:
 	int get_selection_to() const;
 	String get_selected_text() const;
 	void selection_copy();
+	void set_deselect_on_focus_loss_enabled(const bool p_enabled);
+	bool is_deselect_on_focus_loss_enabled() const;
 
 	Error parse_bbcode(const String &p_bbcode);
 	Error append_text(const String &p_bbcode);

scene/gui/text_edit.cpp

@@ -1364,6 +1364,10 @@ void TextEdit::_notification(int p_what) {
 			if (DisplayServer::get_singleton()->has_feature(DisplayServer::FEATURE_VIRTUAL_KEYBOARD) && virtual_keyboard_enabled) {
 				DisplayServer::get_singleton()->virtual_keyboard_hide();
 			}
+
+			if (deselect_on_focus_loss_enabled) {
+				deselect();
+			}
 		} break;
 		case MainLoop::NOTIFICATION_OS_IME_UPDATE: {
 			if (has_focus()) {
@@ -3667,6 +3671,17 @@ bool TextEdit::is_selecting_enabled() const {
 	return selecting_enabled;
 }
 
+void TextEdit::set_deselect_on_focus_loss_enabled(const bool p_enabled) {
+	deselect_on_focus_loss_enabled = p_enabled;
+	if (p_enabled && selection.active && !has_focus()) {
+		deselect();
+	}
+}
+
+bool TextEdit::is_deselect_on_focus_loss_enabled() const {
+	return deselect_on_focus_loss_enabled;
+}
+
 void TextEdit::set_override_selected_font_color(bool p_override_selected_font_color) {
 	override_selected_font_color = p_override_selected_font_color;
 }
@@ -4714,6 +4729,9 @@ void TextEdit::_bind_methods() {
 	ClassDB::bind_method(D_METHOD("set_selecting_enabled", "enable"), &TextEdit::set_selecting_enabled);
 	ClassDB::bind_method(D_METHOD("is_selecting_enabled"), &TextEdit::is_selecting_enabled);
 
+	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_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);
 
@@ -4873,9 +4891,9 @@ void TextEdit::_bind_methods() {
 	ADD_PROPERTY(PropertyInfo(Variant::BOOL, "context_menu_enabled"), "set_context_menu_enabled", "is_context_menu_enabled");
 	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, "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");
 
 	ADD_PROPERTY(PropertyInfo(Variant::BOOL, "override_selected_font_color"), "set_override_selected_font_color", "is_overriding_selected_font_color");

scene/gui/text_edit.h

@@ -395,6 +395,7 @@ private:
 	} selection;
 
 	bool selecting_enabled = true;
+	bool deselect_on_focus_loss_enabled = true;
 
 	Color font_selected_color = Color(1, 1, 1);
 	Color selection_color = Color(1, 1, 1);
@@ -753,6 +754,9 @@ public:
 	void set_selecting_enabled(const bool p_enabled);
 	bool is_selecting_enabled() const;
 
+	void set_deselect_on_focus_loss_enabled(const bool p_enabled);
+	bool is_deselect_on_focus_loss_enabled() const;
+
 	void set_override_selected_font_color(bool p_override_selected_font_color);
 	bool is_overriding_selected_font_color() const;