location to store the padding for the top of the widget, or NULL. out[allow-none]
location to store the padding for the bottom of the widget, or NULL. out[allow-none]
location to store the padding for the left of the widget, or NULL. out[allow-none]
location to store the padding for the right of the widget, or NULL. out[allow-none]
Gets the padding on the different sides of the widget. See gtk_alignment_set_padding(). Since 2.4