Column.connectGTypeChanged

gulong connectGTypeChanged(T)(T callback,  Flag!"After" after =  No.After) if (isCallable!T
    &&  is(ReturnType!T ==  void)
   && (Parameters!T.length <  1 || (ParameterStorageClassTuple!T[0]  ==  ParameterStorageClass.none &&  is(Parameters!T[0]  ==  gobject.types.GType)))
   && (Parameters!T.length <  2 || (ParameterStorageClassTuple!T[1]  ==  ParameterStorageClass.none &&  is(Parameters!T[1]  ==  gobject.types.GType)))
   && (Parameters!T.length <  3 || (ParameterStorageClassTuple!T[2]  ==  ParameterStorageClass.none &&  is(Parameters!T[2] :  gda.column.Column)))
   &&  Parameters!T.length <  4)

Connect to GTypeChanged signal.

Gets emitted whenever column's type has been changed

Parameters

`callback`	signal callback delegate or function to connect `void callback(gobject.types.GType oldType, gobject.types.GType newType, gda.column.Column column)` `oldType` the column's previous type (optional) `newType` the column's new type (optional) `column` the instance the signal is connected to (optional)
`after`	Yes.After to execute callback after default handler, No.After to execute before (default)

Returns

Signal ID