CompletionContext.connectCancelled

gulong connectCancelled(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] :  gtksource.completion_context.CompletionContext)))
   &&  Parameters!T.length <  2)

Connect to Cancelled signal.

Emitted when the current population of proposals has been cancelled. Providers adding proposals asynchronously should connect to this signal to know when to cancel running proposal queries.

Parameters

`callback`	signal callback delegate or function to connect `void callback(gtksource.completion_context.CompletionContext completionContext)` `completionContext` 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