GtkVButtonBox::get_spacing_default
Returns the default spacing between buttons in the box in pixels. By default, the default spacing is 10 pixels. This can be changed by calling set_spacing_default() .
このメソッドは静的にコールしなければなりません。
Returns the default spacing between buttons in the box in pixels. By default, the default spacing is 10 pixels. This can be changed by calling set_spacing_default() .
このメソッドは静的にコールしなければなりません。