Function createCheckMenuItem

include/helpers.hpp:254–284

*/
template <class TMenuItem = ui::MenuItem>
TMenuItem* createCheckMenuItem(std::string text, std::string rightText, std::function<bool()> checked, std::function<void()> action, bool disabled = false, bool alwaysConsume = false) {
	struct Item : TMenuItem {
		std::string rightTextPrefix;
		std::function<bool()> checked;
		std::function<void()> action;
		bool alwaysConsume;

		void step() override {
			this->rightText = rightTextPrefix;
			if (checked()) {
				if (!rightTextPrefix.empty())
					this->rightText += "  ";
				this->rightText += CHECKMARK_STRING;
			}
			TMenuItem::step();
		}
		void onAction(const event::Action& e) override {
			action();
			if (alwaysConsume)
				e.consume(this);
		}
	};

	Item* item = createMenuItem<Item>(text);
	item->rightTextPrefix = rightText;
	item->checked = checked;
	item->action = action;
	item->disabled = disabled;
	item->alwaysConsume = alwaysConsume;
	return item;
}


/** Creates a MenuItem that controls a boolean value with a check mark.