Method polish

src/gui/widgets/mapper_proxystyle.cpp:151–208

}

void MapperProxyStyle::polish(QApplication* application)
{
	common_style = qobject_cast<QCommonStyle*>(baseStyle());
	
	fixupProxyChain(baseStyle());
	QProxyStyle::polish(application);
	QApplication::setPalette(default_palette);
	
	auto& settings = Settings::getInstance();
	connect(&settings, &Settings::settingsChanged, this, &MapperProxyStyle::onSettingsChanged);
	if (settings.touchModeEnabled())
	{
		touch_mode = true;
		
		button_size = buttonSizePixel(settings);
		auto const margin_size_pixel = button_size / 4;
		toolbar.icon_size = button_size - margin_size_pixel;
		{
			auto const scale_factor = qreal(toolbar.icon_size) / QProxyStyle::pixelMetric(PM_ToolBarIconSize);
			toolbar.item_spacing = std::max(1, margin_size_pixel - 2 * qRound(scale_factor));
			toolbar.separator_extent = qRound(QProxyStyle::pixelMetric(PM_ToolBarSeparatorExtent) * scale_factor);
			toolbar.extension_extent = qRound(QProxyStyle::pixelMetric(PM_ToolBarExtensionExtent) * scale_factor);
		}
		
		small_icon_size = qMax(QProxyStyle::pixelMetric(QStyle::PM_ButtonIconSize), int(0.7 * toolbar.icon_size));
		{
			auto const scale_factor = qreal(small_icon_size) / QProxyStyle::pixelMetric(QStyle::PM_ButtonIconSize);
			menu.button_indicator = qRound(QProxyStyle::pixelMetric(PM_MenuButtonIndicator) * scale_factor);
			if (baseStyle()->inherits("QFusionStyle"))
			{
				// QFusionStyle draws indicators no larger than 14 logical pixels,
				// cf. qt_fusion_draw_array.
				// If we return more than that, a tiny indicator is placed near
				// the center of the button, interfering with the contents.
				auto const fusion_style_bound = int(dpiScaled(14.0));
				menu.button_indicator = qMin(menu.button_indicator, fusion_style_bound);
			}
			menu.h_margin = qMax(margin_size_pixel / 4, qRound(QProxyStyle::pixelMetric(PM_MenuHMargin) * scale_factor));
			menu.v_margin = qMax(margin_size_pixel / 4, qRound(QProxyStyle::pixelMetric(PM_MenuVMargin) * scale_factor));
			menu.panel_width = qRound(QProxyStyle::pixelMetric(PM_MenuPanelWidth) * scale_factor);
			
			menu.item_height = button_size;
			menu.scroller_height = qMax(QProxyStyle::pixelMetric(PM_MenuScrollerHeight), menu.item_height / 2);
		}
		
		menu_font = QApplication::font();
		{
			auto const menu_font_size = small_icon_size - 4;  // cf. QMenu's action item rect calculation.
			if (menu_font_size > original_font.pixelSize())
			{
				menu_font.setPixelSize(menu_font_size);
			}
			QApplication::setFont(QApplication::font());
			QApplication::setFont(menu_font, "QMenu");
			QApplication::setFont(menu_font, "QComboMenuItem");
		}
	}
}