The ::property-notify-event signal will be emitted when a property on the @widget's window has been changed or deleted.
To receive this signal, the #GdkWindow associated to the widget needs to enable the #GDK_PROPERTY_CHANGE_MASK mask.
See Implementation
The ::property-notify-event signal will be emitted when a property on the @widget's window has been changed or deleted.
To receive this signal, the #GdkWindow associated to the widget needs to enable the #GDK_PROPERTY_CHANGE_MASK mask.