Op zondag 20 augustus 2006 02:20, schreef Philippe Valembois - Phil:
> You get the principle but I would like to do something better than using
> callbacks for events... Or at least use an event layer between GUI and proc
> that do the things...
I am using the event system in my example:
amsn::handler "${w}_btnOK_click" ButtonOKClicked
The amsn::handler command is defined as part of the event system in the draft.
As used here, is binds the proc ButtonOKClicked as a handler for the event.
> I think XML2GUI should be a relatively simple thing to do isn't it ?
> The hard work is to begin the spec for the XML and after that we could
> create a Tk engine to have a base of work...
> Phil
>
> Le Sunday 20 August 2006 00:11, Harry Vennik a écrit :
> > Op zaterdag 19 augustus 2006 23:34, schreef Philippe Valembois - Phil:
> > > > But anway, I think you are wrong in saying 'This way, if you want to
> > > > create a new window, no need to upgrade GUI modules.' They will need
> > > > to be updated to include a command to show the new window, as well as
> > > > to handle events from the window when it is shown.
> > >
> > > No ! You don't see what I mean... The GUI module will export a function
> > > CreateWindow(string XMLdata)
> > > and when an event will occur it will do a Tcl_exec(fireevent, theevent)
> > > So when we will want to create a new window we will simply create a new
> > > XML data with all widgets we want described in it...
> > > Phil
> >
> > Yes of course... What I actually meant with the 'command to show the new
> > window' was the call to the CreateWindow. But anyway, I think I get it
> > now. What you want to do is implement XML2GUI itself (and the event
> > pass-through) in C, and all the rest in TCL and XML files.
> >
> > So from TCL you do something like:
> >
> > load_resource rsrc "my_window.xml"
> > window create w $rsrc ;# Calls CreateWindow at C level
> > amsn::handler "${w}_btnOK_click" ButtonOKClicked
> >
> > proc ButtonOKClicked { button } {
> > # do some stuff
> > }
>
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