signal callback delegate or function to connect
void callback(gdk.paintable.Paintable paintable)
paintable the instance the signal is connected to (optional)
Yes.After to execute callback after default handler, No.After to execute before (default)
Signal ID
Connect to InvalidateContents signal.
Emitted when the contents of the paintable change.
Examples for such an event would be videos changing to the next frame or the icon theme for an icon changing.