Le vendredi 02 juin 2006 à 00:28 -0700, heavenscape a écrit :
> Hi Michael,
>
> I am a beginner in Linux programming, and your suggestion works! But I am
> still having some problem that the CPU usage is always 100% after the
> program starts. Could you please look at my code below and give me some
> suggestion?
>
> Thanks a lot!!!
>
> Following is some of my code:
>
> // idle handler of the main loop
> gboolean OnIdle(int msgQid)
> {
> if(thread_signal)
> {
> RefreshImage();
> }
> return TRUE;
> }
Do you need to reexecute indefinitely this idle handler? If not use:
return FALSE;
> int main (int argc, char *argv[])
> {
> gnome_program_init (PACKAGE, VERSION, LIBGNOMEUI_MODULE,
> argc, argv,
> GNOME_PARAM_APP_DATADIR, PACKAGE_DATA_DIR,
> NULL);
>
> //register an idle handler to update the image when the background thread
> emits a signal
> gdk_threads_enter();
> g_idle_add(OnIdle, nMsgQID); /* may need some macros here; I'm a
> * PyGTK/GTKmm guy, so the C stuff
> * isn't my forte */
> gdk_threads_leave();
>
> MainWnd = create_MainWnd ();
> gtk_widget_show (MainWnd);
>
> gtk_main ();
> return 0;
> }
>
> --
> View this message in context: http://www.nabble.com/Thread-generated-signals-t1278505.html#a4675519
> Sent from the Gtk+ - General forum at Nabble.com.
>
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>
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