Property
GtkColorButton:use-alpha
since: 2.4
Description [src]
If this property is set to TRUE, the color swatch on the button is
rendered against a checkerboard background to show its opacity and
the opacity slider is displayed in the color selection dialog.
Type:gboolean
Available since: 2.4
| Default value | FALSE |
| Getter method | gtk_color_button_get_use_alpha() |
| Setter method | gtk_color_button_set_use_alpha() |