Re: Changing foreground and background color in GtkListView rows

[marcodev comcast net]

Sorry, disregard my last email, I had a typo that was setting the wrong value in the columns...

The code does change color as required.

Thanks for your time :).

-Marco


> make the color part of your model. connect bg_color of renderer to the color
> column in model and put the respective colors into the model.
>
> http://scentric.net/tutorial/sec-treeview-col-whole-row.html
>
> Stefan
>
> marcodev comcast net wrote:
> > I have the following code creating the column and its renderer in the list:
> > {
> > ......
> >      vars_list = gtk_tree_view_new ();
> >      renderer = gtk_cell_renderer_text_new();
> >      column = gtk_tree_view_column_new_with_attributes(var_list_col_title,
> >                                                        renderer,
> >                                                        "text", 0,
> >                                                        NULL);
> >      gtk_tree_view_append_column(GTK_TREE_VIEW(vars_list), column);
> > ......
> > }
> >
> > The list displays the values of variables in memory and is updated by a timout 
> that runs periodically. When a variable is added (appended) to the list I use 
> the following:
> > void
> > APPEND_TO_CLIST(GtkListStore *LIST, int ROW, char *STRING)
> > {
> > .....
> >    GtkTreeIter iter;
> >
> >    gtk_list_store_append(LIST, &iter);
> >    gtk_list_store_set(LIST, &iter,
> >                       0, STRING,
> >                       -1);
> >
> >    if(ROW % 2 == 0)
> >    {
> >       g_object_set(renderer, "background-gdk",
> >                                   MM_GLBL->COLORS.CLIST_BG_A, NULL);
> >    }
> >    else
> >    {
> >       g_object_set(renderer, "background-gdk",
> >                                   MM_GLBL->COLORS.CLIST_BG_B, NULL);
> >    }
> > ....
> > }
> >
> > The above however is not changing the color on the background as I expected 
> it. Am I even doing this right?
> > The following issue might be related to the same problem I have with the code 
> above, when the value of a variable in the list is updated the value should be 
> displayed in one color (black) and when the value has remained unchanged for a 
> period of time then it should switch to another color (red). This is the code I 
> use for this:
> > void
> > UPDATE_CLIST_VALUE(GtkListStore *LIST, GtkTreeIter *ITER, char *STRING, 
> >                                         BOOLEAN NEWLY_CHANGED)
> > {
> > ......
> >    if (NEWLY_CHANGED)
> >    {
> >       g_object_set(renderer, "foreground", "Black", NULL);
> >    }
> >    else
> >    {
> >       g_object_set(renderer, "foreground", "Red", NULL);
> >    }
> >
> >    gtk_list_store_set(list_store, ITER,
> >                                 0, STRING,
> >                             -1);
> > //   g_object_set(renderer, "text", STRING, NULL);
> > .......
> > }
> >
> > The problem I have here is that when the color is chaned in the renderer and I 
> set the value in the store to a specific ITER then the entire column changes 
> color, I need to have only ONE iter (row) to change color as requested.
> > Any suggestions?
> >
> > Thanks!!
> > _______________________________________________
> > gtk-app-devel-list mailing list
> > gtk-app-devel-list gnome org
> > http://mail.gnome.org/mailman/listinfo/gtk-app-devel-list
>
> -- 
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