On Sun, 27 Feb 2005 16:00:12 -0000, Alan Gauld <[EMAIL PROTECTED]> wrote: > One option: > Use a set up gif images and update the image periodically > OR > Use a canvas and redraw a rectangle slightly larger every > time through the scanning loop.
Thats think this is the easy part... The hard part is to make the bar move "with" the program (so every port it finishes the bar will slightly move, which depends on the total number of ports to scan...). > The best way is to have the loop running in a seperate thread > to the GUI and checking a flag on each iteration. Then you can > have a stop button on the GUI that sets the flag. > Its generally a bad idea in a GUI to have long running processes > within an event handler, better to put them in a separate thread. > Unfortunately this is a lesson that Microsoft's programmers don't > appear to have learned yet! I knew I will have to learn threads some day... Are they hard ? Can you give me some good and simple tutorials ? (I found some, but they look scary) > Alan G. -- 1. The day Microsoft makes something that doesn't suck is probably the day they start making vacuum cleaners. 2. Unix is user friendly - it's just picky about it's friends. 3. Documentation is like sex: when it is good, it is very, very good. And when it is bad, it is better than nothing. - Dick Brandon _______________________________________________ Tutor maillist - Tutor@python.org http://mail.python.org/mailman/listinfo/tutor
