Gtk.Widget:opacity
"opacity" Number : Read / Write
The requested opacity of the widget. See Gtk.Widget.prototype.set_opacity for more details about window opacity.
Before 3.8 this was only availible in GtkWindow
Since 3.8
"opacity" Number : Read / Write
The requested opacity of the widget. See Gtk.Widget.prototype.set_opacity for more details about window opacity.
Before 3.8 this was only availible in GtkWindow
Since 3.8