application.py 文件源码

def _load_css(self):
        styleProvider = Gtk.CssProvider()
        styleProvider.load_from_resource(self._get_resource_path('gtk.css'))
        Gtk.StyleContext.add_provider_for_screen(
            Gdk.Screen.get_default(),
            styleProvider,
            Gtk.STYLE_PROVIDER_PRIORITY_APPLICATION
        )