Re: Calling GUI function from Thread

[Robert Pearce <rob bdt-home demon co uk>]

On Sat, 8 Sep 2007, Taha Ali <tahaarifali gmail com> wrote :
> I am facing problem in calling a gui function from a thread.

Don't do that.

> I am trying to set_text these messages in a label but after
> first normal execution of this thread, the gui hangs on the next call. 

So don't do that.

> When I dont try to set_text any
> thing from this callback function, it works just fine showing me the
> display (std::cout) on the screen.

So don't do that!

> Need help.

OK, incase you haven't already guessed, the answer is DON'T call GTK 
from a thread. It doesn't like it at all.

The function in your thread should use Glib::Dispatcher (or g_idle_add) 
to ask the main (gui) thread to set the text.
--
Rob Pearce                       http://www.bdt-home.demon.co.uk

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