diff options
Diffstat (limited to 'scene/gui/text_edit.cpp')
| -rw-r--r-- | scene/gui/text_edit.cpp | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/scene/gui/text_edit.cpp b/scene/gui/text_edit.cpp index 12f0c9e89a..87f06445ac 100644 --- a/scene/gui/text_edit.cpp +++ b/scene/gui/text_edit.cpp @@ -2963,6 +2963,18 @@ void TextEdit::end_complex_operation() { undo_stack.back()->get().chain_backward = true; } +bool TextEdit::has_undo() const { + if (undo_stack_pos == nullptr) { + int pending = current_op.type == TextOperation::TYPE_NONE ? 0 : 1; + return undo_stack.size() + pending > 0; + } + return undo_stack_pos != undo_stack.front(); +} + +bool TextEdit::has_redo() const { + return undo_stack_pos != nullptr; +} + void TextEdit::undo() { if (!editable) { return; @@ -4482,6 +4494,8 @@ void TextEdit::_bind_methods() { ClassDB::bind_method(D_METHOD("begin_complex_operation"), &TextEdit::begin_complex_operation); ClassDB::bind_method(D_METHOD("end_complex_operation"), &TextEdit::end_complex_operation); + ClassDB::bind_method(D_METHOD("has_undo"), &TextEdit::has_undo); + ClassDB::bind_method(D_METHOD("has_redo"), &TextEdit::has_redo); ClassDB::bind_method(D_METHOD("undo"), &TextEdit::undo); ClassDB::bind_method(D_METHOD("redo"), &TextEdit::redo); ClassDB::bind_method(D_METHOD("clear_undo_history"), &TextEdit::clear_undo_history); @@ -5070,6 +5084,11 @@ void TextEdit::_generate_context_menu() { menu_dir->set_item_checked(menu_dir->get_item_index(MENU_DIR_AUTO), text_direction == TEXT_DIRECTION_AUTO); menu_dir->set_item_checked(menu_dir->get_item_index(MENU_DIR_LTR), text_direction == TEXT_DIRECTION_LTR); menu_dir->set_item_checked(menu_dir->get_item_index(MENU_DIR_RTL), text_direction == TEXT_DIRECTION_RTL); + + if (editable) { + menu->set_item_disabled(menu->get_item_index(MENU_UNDO), !has_undo()); + menu->set_item_disabled(menu->get_item_index(MENU_REDO), !has_redo()); + } } int TextEdit::_get_menu_action_accelerator(const String &p_action) { |