Method OnClick

src/graph_gui.cpp:1085–1089

	}

	void OnClick([[maybe_unused]] Point pt, WidgetID widget, [[maybe_unused]] int click_count) override
	{
		if (widget == WID_PHG_DETAILED_PERFORMANCE) ShowPerformanceRatingDetail();
		this->BaseGraphWindow::OnClick(pt, widget, click_count);
	}
};

static constexpr std::initializer_list<NWidgetPart> _nested_performance_history_widgets = {