[ Version ( deprecated = true , deprecated_since = "3.4" , since = "2.4" ) ]
public void set_use_alpha (bool use_alpha)
Warning: set_use_alpha is deprecated since 3.4.
Sets whether or not the color button should use the alpha channel.
Use set_use_alpha instead.
| this | |
| use_alpha |
true if color button should use alpha channel, false if not |