Le 04/10/2015 18:43, Tobias Boege a écrit : > On Sun, 04 Oct 2015, Beno??t Minisini wrote: >> Le 04/10/2015 18:29, Tobias Boege a ?crit : >>> On Sat, 03 Oct 2015, Beno??t Minisini wrote: >>>>> Is there a limitation, about raising events from constructors, I don't >>>>> know >>>>> of? Also note how, in the demonstration project, I can very well initiate >>>>> the validation procedure just after the constructor finished. >>>>> >>>> >>>> The logic behind that behaviour is that an object whose constructor is >>>> not finished should not be able to raise or catch events. >>>> >>>> Said differently, an object must be ready to deal with events. >>>> >>> >>> Uff, I didn't expect the answer to make this much sense... >>> >> >> It's not technically necessary to do that, but it avoids a lot of >> possible annoying bugs in your code. >> > > I understand. And by the way, that Timer trick works even in the following > form: > > --8<--[ ValidateBox.class]-------------------------------------------------- > Private $frmControl As FValidateBox > Private $hTimer As Timer > > Public Sub _new() > $frmControl = New FValidateBox(Me) As "Control" > > $hTimer = New Timer As "FirstCheck" > $hTimer.Delay = 1 > $hTimer.Start() > End > > Public Sub FirstCheck_Timer() > $hTimer.Stop() > $frmControl.txtInput_Change() ' Trigger first validation > End > --8<------------------------------------------------------------------------ > > The 1 millisecond timer delay is provocative enough that everyone who reads > the code will get that this is a hack and why it's there for. It is not as > self-explanatory as the GB.Post() API which we have in C, though. > > Regards, > Tobi >
You should not do that (put an arbitrary delay), but instead use the Timer.Trigger() method, which will raise the Timer event at the next event loop. Regards, -- Benoît Minisini ------------------------------------------------------------------------------ _______________________________________________ Gambas-user mailing list Gambas-user@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/gambas-user