Emitted when the aspects of the style specific to a particular visual
is being cleaned up. A connection to this signal can be useful
if a widget wants to cache objects as object data on gtk.Style
This signal provides a convenient place to free such cached objects.
Emitted when the aspects of the style specific to a particular visual is being cleaned up. A connection to this signal can be useful if a widget wants to cache objects as object data on gtk.Style This signal provides a convenient place to free such cached objects.