Frame.connectAdoptWidget

gulong connectAdoptWidget(T)(T callback,  Flag!"After" after =  No.After) if (isCallable!T
    &&  is(ReturnType!T ==  bool)
   && (Parameters!T.length <  1 || (ParameterStorageClassTuple!T[0]  ==  ParameterStorageClass.none &&  is(Parameters!T[0] :  panel.widget.Widget)))
   && (Parameters!T.length <  2 || (ParameterStorageClassTuple!T[1]  ==  ParameterStorageClass.none &&  is(Parameters!T[1] :  panel.frame.Frame)))
   &&  Parameters!T.length <  3)

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.

Parameters

`callback`	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.types.EVENT_STOP] or [gdk.types.EVENT_PROPAGATE]
`after`	Yes.After to execute callback after default handler, No.After to execute before (default)

Returns

Signal ID