Re: GtkComboBox

["David Necas (Yeti)" <yeti physics muni cz>]

On Fri, Jul 01, 2005 at 05:06:15PM +0530, Pramod Patangay wrote:
> I asked this question previously but there were no replies. So here I
> am again. I would like to disable a particular entry in the
> GtkComboBox. I am using a GtkComboBox with a model and supplying it
> cell renderers.

So just add a column that will control sensitivity.

Yeti


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===========================================================================
#include <gtk/gtk.h>

enum { COL_TEXT, COL_SENS };

int
main(int argc, char *argv[])
{
    GtkCellRenderer *renderer;
    GtkListStore *store;
    GtkTreeIter iter;
    GtkWidget *window, *combo;

    gtk_init(&argc, &argv);
    window = gtk_window_new(GTK_WINDOW_TOPLEVEL);
    g_signal_connect(window, "destroy", G_CALLBACK(gtk_main_quit), NULL);

    store = gtk_list_store_new(2, G_TYPE_STRING, G_TYPE_BOOLEAN);
    gtk_list_store_append(store, &iter);
    gtk_list_store_set(store, &iter, COL_TEXT, "Foo", COL_SENS, TRUE, -1);
    gtk_list_store_append(store, &iter);
    gtk_list_store_set(store, &iter, COL_TEXT, "Bar", COL_SENS, TRUE, -1);
    gtk_list_store_append(store, &iter);
    gtk_list_store_set(store, &iter, COL_TEXT, "Baz", COL_SENS, FALSE, -1);

    combo = gtk_combo_box_new_with_model(GTK_TREE_MODEL(store));
    renderer = gtk_cell_renderer_text_new();
    gtk_cell_layout_pack_start(GTK_CELL_LAYOUT(combo), renderer, TRUE);
    gtk_cell_layout_add_attribute(GTK_CELL_LAYOUT(combo), renderer,
                                  "text", COL_TEXT);
    gtk_cell_layout_add_attribute(GTK_CELL_LAYOUT(combo), renderer,
                                  "sensitive", COL_SENS);
    gtk_combo_box_set_active(GTK_COMBO_BOX(combo), 0);
    gtk_container_add(GTK_CONTAINER(window), combo);

    gtk_widget_show_all(window);
    gtk_main();

    return 0;
}