Method step

src/override/MenuBar.cpp:358–362

		struct RedoItem : ui::MenuItem {
			void step() override {
				text = "Redo " + APP->history->getRedoName();
				disabled = !APP->history->canRedo();
				MenuItem::step();
			}
			void onAction(const ActionEvent& e) override {
				APP->history->redo();
			}