Method onAction

src/app/MenuBar.cpp:400–634

struct ViewButton : MenuButton {
	void onAction(const ActionEvent& e) override {
		ui::Menu* menu = createMenu();
		menu->cornerFlags = BND_CORNER_TOP;
		menu->box.pos = getAbsoluteOffset(math::Vec(0, box.size.y));

		menu->addChild(createMenuLabel(string::translate("MenuBar.view.window")));

		bool fullscreen = APP->window->isFullScreen();
		std::string fullscreenText = widget::getKeyCommandName(GLFW_KEY_F11, 0);
		if (fullscreen)
			fullscreenText += " " CHECKMARK_STRING;
		menu->addChild(createMenuItem(string::translate("MenuBar.view.fullscreen"), fullscreenText, [=]() {
			APP->window->setFullScreen(!fullscreen);
		}));

		menu->addChild(createSubmenuItem(string::translate("MenuBar.view.frameRate"), string::f("%.0f Hz", settings::frameRateLimit), [=](ui::Menu* menu) {
			for (int i = 1; i <= 6; i++) {
				double frameRate = APP->window->getMonitorRefreshRate() / i;
				menu->addChild(createCheckMenuItem(string::f("%.0f Hz", frameRate), "",
					[=]() {return settings::frameRateLimit == frameRate;},
					[=]() {settings::frameRateLimit = frameRate;}
				));
			}
		}));

		static const std::vector<float> pixelRatios = {0, 1, 1.5, 2, 2.5, 3};
		std::vector<std::string> pixelRatioLabels;
		for (float pixelRatio : pixelRatios) {
			pixelRatioLabels.push_back(pixelRatio == 0.f ? string::translate("MenuBar.view.pixelRatio.auto") : string::f("%0.f%%", pixelRatio * 100.f));
		}
		menu->addChild(createIndexSubmenuItem(string::translate("MenuBar.view.pixelRatio"), pixelRatioLabels, [=]() -> size_t {
			auto it = std::find(pixelRatios.begin(), pixelRatios.end(), settings::pixelRatio);
			if (it == pixelRatios.end())
				return -1;
			return it - pixelRatios.begin();
		}, [=](size_t i) {
			settings::pixelRatio = pixelRatios[i];
		}));

		ZoomSlider* zoomSlider = new ZoomSlider;
		zoomSlider->box.size.x = 250.0;
		menu->addChild(zoomSlider);

		menu->addChild(createMenuItem(string::translate("MenuBar.view.zoomFit"), widget::getKeyCommandName(GLFW_KEY_F4, 0), [=]() {
			APP->scene->rackScroll->zoomToModules();
		}));

		menu->addChild(createIndexPtrSubmenuItem(string::translate("MenuBar.view.mouseWheelZoom"), {
			string::f(string::translate("MenuBar.view.mouseWheelZoom.scroll"), RACK_MOD_CTRL_NAME),
			string::f(string::translate("MenuBar.view.mouseWheelZoom.zoom"), RACK_MOD_CTRL_NAME)
		}, &settings::mouseWheelZoom));

		menu->addChild(new ui::MenuSeparator);
		menu->addChild(createMenuLabel(string::translate("MenuBar.view.appearance")));

		static const std::vector<std::string> uiThemes = {"dark", "light", "hcdark"};
		menu->addChild(createIndexSubmenuItem(string::translate("MenuBar.view.uiTheme"), {
			string::translate("MenuBar.view.appearance.dark"),