On 09/02/2014 06:22 PM, Jussi Lahtinen wrote: >> I guess it is the need to use the draw event in order to do anything >> with the drawing area that had me spun. I think in terms of methods, >> properties and events, but I do not think in terms of events being the >> very thing that actually does the work. >> > Draw event is called every time drawingarea needs to be drawn. Yes, so we force the event by the refresh method. I'm slowly making progress... documenting things as I go. Thank you taking the time to help.
> Thus it is > where you put the drawing commands. > > But you can change this behavior by setting Cached property to True. > Then you start painting by determining painting device (Gambas cannot know > where to draw, if you are not in specific drawing event) > Paint.Begin(hNameOfPaintingDevice) and end with Paint.End. > See the documentation. > > > > >> I'm thinking of it now in terms of Macros, using the Object.Call(me, >> $sFunctionName) treats the code in $sFunctionName like a Macro, (am I on >> the right track?) Flexible& powerful yes. Intuitive in it's usage, not >> so much. >> > This only enables you to use string value to call a function. There are > many alternatives for this. > > > > >> One of the things that really confused me was the paint.reset command >> telling me it had no device.... ummm... no "device"? To me a device is a >> piece of hardware, a printer, a modem, a screen, keyboard, mouse, >> soundcard, NIC, Com port etc. > > In Unix/Linux device has bit broader meaning, see example /dev/null or > /dev/random. Not all devices are physical devices. > > > > >> BTW, how does reset differ from clear? >> > http://gambaswiki.org/wiki/comp/gb.qt4/drawingarea/clear > http://gambaswiki.org/wiki/comp/gb.qt4/paint/reset > > > > Jussi > ------------------------------------------------------------------------------ > Slashdot TV. > Video for Nerds. Stuff that matters. > http://tv.slashdot.org/ > _______________________________________________ > Gambas-user mailing list > Gambas-user@lists.sourceforge.net > https://lists.sourceforge.net/lists/listinfo/gambas-user > -- Kindest Regards Stephen A. Bungay, Prop. Smarts On Site Information Systems ------------------------------------------------------------------------------ Slashdot TV. Video for Nerds. Stuff that matters. http://tv.slashdot.org/ _______________________________________________ Gambas-user mailing list Gambas-user@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/gambas-user