Make 'Line/TextEdit's context menus hide their editing options when in readonly mode

Fixes #28243.

2 files changed, 42 insertions, 20 deletions

diff --git a/scene/gui/line_edit.cpp b/scene/gui/line_edit.cpp
index 1e8d73b6a4..0635f744e2 100644
--- a/scene/gui/line_edit.cpp
+++ b/scene/gui/line_edit.cpp
@@ -1327,7 +1327,27 @@ void LineEdit::select_all() {
 
 void LineEdit::set_editable(bool p_editable) {
 
+	if (editable == p_editable)
+		return;
+
 	editable = p_editable;
+
+	// Reorganize context menu.
+	menu->clear();
+	if (editable)
+		menu->add_item(RTR("Cut"), MENU_CUT, KEY_MASK_CMD | KEY_X);
+	menu->add_item(RTR("Copy"), MENU_COPY, KEY_MASK_CMD | KEY_C);
+	if (editable)
+		menu->add_item(RTR("Paste"), MENU_PASTE, KEY_MASK_CMD | KEY_V);
+	menu->add_separator();
+	menu->add_item(RTR("Select All"), MENU_SELECT_ALL, KEY_MASK_CMD | KEY_A);
+	if (editable) {
+		menu->add_item(RTR("Clear"), MENU_CLEAR);
+		menu->add_separator();
+		menu->add_item(RTR("Undo"), MENU_UNDO, KEY_MASK_CMD | KEY_Z);
+		menu->add_item(RTR("Redo"), MENU_REDO, KEY_MASK_CMD | KEY_MASK_SHIFT | KEY_Z);
+	}
+
 	update();
 }
 
@@ -1623,7 +1643,6 @@ LineEdit::LineEdit() {
 
 	deselect();
 	set_focus_mode(FOCUS_ALL);
-	editable = true;
 	set_default_cursor_shape(CURSOR_IBEAM);
 	set_mouse_filter(MOUSE_FILTER_STOP);
 
@@ -1638,15 +1657,7 @@ LineEdit::LineEdit() {
 	context_menu_enabled = true;
 	menu = memnew(PopupMenu);
 	add_child(menu);
-	menu->add_item(RTR("Cut"), MENU_CUT, KEY_MASK_CMD | KEY_X);
-	menu->add_item(RTR("Copy"), MENU_COPY, KEY_MASK_CMD | KEY_C);
-	menu->add_item(RTR("Paste"), MENU_PASTE, KEY_MASK_CMD | KEY_V);
-	menu->add_separator();
-	menu->add_item(RTR("Select All"), MENU_SELECT_ALL, KEY_MASK_CMD | KEY_A);
-	menu->add_item(RTR("Clear"), MENU_CLEAR);
-	menu->add_separator();
-	menu->add_item(RTR("Undo"), MENU_UNDO, KEY_MASK_CMD | KEY_Z);
-	menu->add_item(RTR("Redo"), MENU_REDO, KEY_MASK_CMD | KEY_MASK_SHIFT | KEY_Z);
+	set_editable(true);
 	menu->connect("id_pressed", this, "menu_option");
 	expand_to_text_length = false;
 }
diff --git a/scene/gui/text_edit.cpp b/scene/gui/text_edit.cpp
index 9c6fa703fa..dfff2787b0 100644
--- a/scene/gui/text_edit.cpp
+++ b/scene/gui/text_edit.cpp
@@ -4344,7 +4344,27 @@ void TextEdit::clear() {
 
 void TextEdit::set_readonly(bool p_readonly) {
 
+	if (readonly == p_readonly)
+		return;
+
 	readonly = p_readonly;
+
+	// Reorganize context menu.
+	menu->clear();
+	if (!readonly)
+		menu->add_item(RTR("Cut"), MENU_CUT, KEY_MASK_CMD | KEY_X);
+	menu->add_item(RTR("Copy"), MENU_COPY, KEY_MASK_CMD | KEY_C);
+	if (!readonly)
+		menu->add_item(RTR("Paste"), MENU_PASTE, KEY_MASK_CMD | KEY_V);
+	menu->add_separator();
+	menu->add_item(RTR("Select All"), MENU_SELECT_ALL, KEY_MASK_CMD | KEY_A);
+	if (!readonly) {
+		menu->add_item(RTR("Clear"), MENU_CLEAR);
+		menu->add_separator();
+		menu->add_item(RTR("Undo"), MENU_UNDO, KEY_MASK_CMD | KEY_Z);
+		menu->add_item(RTR("Redo"), MENU_REDO, KEY_MASK_CMD | KEY_MASK_SHIFT | KEY_Z);
+	}
+
 	update();
 }
 
@@ -6355,7 +6375,6 @@ void TextEdit::_bind_methods() {
 
 TextEdit::TextEdit() {
 
-	readonly = false;
 	setting_row = false;
 	draw_tabs = false;
 	override_selected_font_color = false;
@@ -6470,15 +6489,7 @@ TextEdit::TextEdit() {
 	context_menu_enabled = true;
 	menu = memnew(PopupMenu);
 	add_child(menu);
-	menu->add_item(RTR("Cut"), MENU_CUT, KEY_MASK_CMD | KEY_X);
-	menu->add_item(RTR("Copy"), MENU_COPY, KEY_MASK_CMD | KEY_C);
-	menu->add_item(RTR("Paste"), MENU_PASTE, KEY_MASK_CMD | KEY_V);
-	menu->add_separator();
-	menu->add_item(RTR("Select All"), MENU_SELECT_ALL, KEY_MASK_CMD | KEY_A);
-	menu->add_item(RTR("Clear"), MENU_CLEAR);
-	menu->add_separator();
-	menu->add_item(RTR("Undo"), MENU_UNDO, KEY_MASK_CMD | KEY_Z);
-	menu->add_item(RTR("Redo"), MENU_REDO, KEY_MASK_CMD | KEY_MASK_SHIFT | KEY_Z);
+	set_readonly(false);
 	menu->connect("id_pressed", this, "menu_option");
 	first_draw = true;
 }