Re: gtk-directfb-crash

[jeeper74 <rogerc quilt-ez com>]

Moutusi,

I have built/installed the same packages that you have on an arm system, and
am having the same crash when calling "gtk_widget_show (window)" in
helloworld.c.  Have you been able to resolve the crash?  
Thanks,
Roger


Moutusi De wrote:
> Hi All,
> I have built gtk with target directfb.
> I have installed following pacakages:
> 1.gtk+-2.18.0
> 2.atk-1.28.0
> 3.cairo-1.8.0
> 4.glib-2.22.2
> 5.pango-1.26.0
> 6.pixman-0.12.0
> 7.DirectFB-1.2.7
> 8.FreeType 2-9.16.3
>
> Now I am trying to run examples programs thats comes with gtk.While 
> running the program one window comes with one mouse pointer and it 
> freeze.I ran same
> program with gtk- x11 where I get a Hello world message  with proper 
> window.I am expecting same thing with gtk-direcfb.
> Just for debugging I tried putting one exit(0) before "gtk_widget_show 
> (window)" function call.Then I got the following error:
>
> /*****************************************************/
> (helloworld:2654): Gdk-CRITICAL **: gdk_drawable_get_colormap: assertion
> `GDK_IS_DRAWABLE (drawable)' failed
>
> /*****************************************************
>
> Could anyone please let me know how to resolve this ?
>
> Below is the code for reference.
> int main( int   argc,
>           char *argv[] )
> {
>     /* GtkWidget is the storage type for widgets */
>     GtkWidget *window;
>     GtkWidget *button;
>
>     /* This is called in all GTK applications. Arguments are parsed
>      * from the command line and are returned to the application. */
>     gtk_init (&argc, &argv);
>
>
>     /* create a new window */
>     window = gtk_window_new (GTK_WINDOW_TOPLEVEL);
>
>     /* When the window is given the "delete-event" signal (this is given
>      * by the window manager, usually by the "close" option, or on the
>      * titlebar), we ask it to call the delete_event () function
>      * as defined above. The data passed to the callback
>      * function is NULL and is ignored in the callback function. */
>     g_signal_connect (window, "delete-event",
>                       G_CALLBACK (delete_event), NULL);
>
>     /* Here we connect the "destroy" event to a signal handler.
>      * This event occurs when we call gtk_widget_destroy() on the window,
>      * or if we return FALSE in the "delete_event" callback. */
>     g_signal_connect (window, "destroy",
>                       G_CALLBACK (destroy), NULL);
>
>     /* Sets the border width of the window. */
>     gtk_container_set_border_width (GTK_CONTAINER (window), 10);
>
>     /* Creates a new button with the label "Hello World". */
>     button = gtk_button_new_with_label ("Hello World");
>
>     /* When the button receives the "clicked" signal, it will call the
>      * function hello() passing it NULL as its argument.  The hello()
>      * function is defined above. */
>     g_signal_connect (button, "clicked",
>                       G_CALLBACK (hello), NULL);
> /* This will cause the window to be destroyed by calling
>      * gtk_widget_destroy(window) when "clicked".  Again, the destroy
>      * signal could come from here, or the window manager. */
>     g_signal_connect_swapped (button, "clicked",
>                               G_CALLBACK (gtk_widget_destroy),
>                               window);
>
>     /* This packs the button into the window (a gtk container). */
>     gtk_container_add (GTK_CONTAINER (window), button);
>
>     /* The final step is to display this newly created widget. */
>     gtk_widget_show (button);
>
>     exit(0);
>     /* and the window */
>     gtk_widget_show (window);
>     /* All GTK applications must have a gtk_main(). Control ends here
>      * and waits for an event to occur (like a key press or
>      * mouse event). */
>     gtk_main ();
>
>     return 0;
> }
> Thanks,
> Moutusi
>
>
>
>
>
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