Re: [gtk-list] Pb with CLIST and Pixmaps ...

["José Miguel R. Barrientos" <jmiguel ceselsa es>]

Quentin Delamarre wrote:
> 
> Hi,
> 
> I would like to create a CLIST with 2 columns: one for some
> text, and one for pixmaps.
> 
> The problem I have is that the pixmaps are not visible !
> 
> The pixmap file is OK because I used it for an other GTK program
> that works fine and that doesn't use CLIST. I'm using
> GTK 1.2.2.
> 
> I couldn't find any clue in the tutorial, in the reference guide
> or in the gtk-list archive, so please HELP !!!
> 
> This is the program:
> The first function open the pixmap file and return the pixmap
> widget. And the second one creates a window with a clist in it.
> 
> When I run it, the window opens, the clist is shown with the
> titles and the text, but no pixmap ! I get no error and no
> warning.
> 
> ==================================
> [#include .... ]
> 
> GtkWidget*
> create_pixmap                          (GtkWidget       *widget,
>                                         gchar           *filename)
> {
>   GdkColormap *colormap;
>   GdkPixmap *gdkpixmap;
>   GdkBitmap *mask;
>   GtkWidget *pixmap;
>   struct stat s;
>   gint status;
> 
>   // check if the file exists
>   status = stat (filename, &s);
>   if (status == 0 && S_ISREG (s.st_mode))
>     {
>       colormap = gtk_widget_get_colormap (widget);
>       gdkpixmap = gdk_pixmap_colormap_create_from_xpm (NULL,
> colormap, &mask,NULL, filename);
> 
>       if (gdkpixmap == NULL)
>         return NULL;
> 
>       pixmap = gtk_pixmap_new (gdkpixmap, mask);
> 
>       gdk_pixmap_unref (gdkpixmap);
>       gdk_bitmap_unref (mask);
>       return pixmap;
>     }
>   else
>     {
>       g_print ("Couldn't find pixmap file: %s", filename);
>       return NULL;
>     }
> }
> 
> int
> main (int argc, char *argv[])
> {
>   GtkWidget *window1;
>   GtkWidget *clist;
>   GtkWidget *pixmap;
>   gchar *clist_title[3]={"Frame Number","Images",NULL};
>   gchar *buf[1][2]={{"Frame number 1 :","no image ..."}};
>   gint row;
> 
>   gtk_set_locale ();
>   gtk_init (&argc, &argv);
> 
>   // create main window
>   window1 = gtk_window_new (GTK_WINDOW_TOPLEVEL);
>   gtk_widget_set_usize (window1, 500, 300);
>   gtk_window_set_policy (GTK_WINDOW (window1), TRUE, TRUE, FALSE);
> 
>   // create the clist with 2 columns and titles
>   clist = gtk_clist_new_with_titles (2, (gchar**) clist_title);
>   gtk_clist_set_row_height(GTK_CLIST (clist),100);
> 
>   // add the text in the next raw
>   row=gtk_clist_append(GTK_CLIST(clist),buf[0]);
> 
>   // create the pixmap for the second column
>   pixmap = create_pixmap (window1, "pixmap.xpm");
>   if (pixmap == NULL)
>     g_error ("Couldn't create pixmap");
>   gtk_widget_show (pixmap);
> 
>   // put the pixmap into the second column of the first raw
>   gtk_clist_set_pixmap (GTK_CLIST(clist), row, 1, (GdkPixmap *)
> pixmap, NULL);
> 
> 
>   // put the clist into the main window and show it
>   gtk_container_add (GTK_CONTAINER (window1), clist);
>   gtk_widget_show (clist);
>   gtk_widget_show (window1);
> 
>   gtk_main ();
>   return 0;
> }
> ===========================================
> 
> Thanks a lot,
> 
>   Quentin Delamarre.
> 
> --
> ==================================================================
> Quentin Delamarre  --  projet RobotVis  --  INRIA Sophia-Antipolis
> email: mailto:Quentin.Delamarre@sophia.inria.fr           (France)
> URL: http://www.inria.fr/robotvis/personnel/qdelam/qdelam-eng.html
> ==================================================================
> 
> --
> To unsubscribe: mail -s unsubscribe gtk-list-request@redhat.com < /dev/null


Don't create a GtkPixmap. Create (and insert into the list) a GdkPixmap.

or use 
void	   gtk_pixmap_get	 (GtkPixmap  *pixmap,
				  GdkPixmap **val,
				  GdkBitmap **mask);


and then insert the GdkPixmap.


Regards,

		- José Miguel