widgets.py 文件源码

def on_grid_scale_change(self, widget, scroll, value):
        size = round(value)
        range =  self._grid_scale.get_adjustment()
        if size < range.get_lower() or size > range.get_upper():
            return
        self._item_size = size
        GObject.idle_add(self._set_widget_grid_size, self._library_grid, size, True)
        GObject.idle_add(self._library_grid.set_item_padding, size / 100)