signal callback delegate or function to connect
bool callback(panel.widget.Widget widget, panel.frame.Frame frame)
widget a #PanelWidget (optional)
frame the instance the signal is connected to (optional)
Returns GDK_EVENT_STOP or GDK_EVENT_PROPAGATE
Yes.After to execute callback after default handler, No.After to execute before (default)
Signal ID
Connect to AdoptWidget signal.
This signal is emitted when the frame should decide if it can adopt a #PanelWidget dropped on the frame.
If GDK_EVENT_STOP is returned, then the widget will not be adopted.