RE: gtkcombobox with self internal code to the options

[Jeff Hallock <Jhallock WBandA com>]

You shall RTFM and try it out yourself.


-----Original Message-----
From: gtk-list-bounces gnome org [mailto:gtk-list-bounces gnome org] On Behalf Of John Williams
Sent: Thursday, June 24, 2010 2:08 PM
To: Tadej Borovšak
Cc: gtk-list gnome org
Subject: Re: gtkcombobox with self internal code to the options

Shall I beg?

2010/6/21 John Williams <asb1231 gmail com>:
> Anyone?
>
> 2010/6/16 John Williams <asb1231 gmail com>:
>> Other question, how can I set the active option? gtk_combo_box_set_active?
>>
>> 2010/6/16 John Williams <asb1231 gmail com>:
>>> Yes Tadej, you understand perfectly.
>>>
>>> Thank you for the example!
>>>
>>> 2010/6/15 Tadej Borovšak <tadeboro gmail com>:
>>>> Hello.
>>>>
>>>> If I understand you correctly, you want to store name and ID of your
>>>> field inside combo box and retrieve it when needed. If this is true,
>>>> have a look at this snippet of code that demonstrates how to do this:
>>>>
>>>> -------
>>>> #include <gtk/gtk.h>
>>>>
>>>> enum
>>>> {
>>>>  COL_NAME,
>>>>  COL_ID,
>>>>  NO_COLS
>>>> };
>>>>
>>>> static void
>>>> cb_changed (GtkComboBox *combo)
>>>> {
>>>>  GtkTreeIter   iter;
>>>>  GtkTreeModel *model;
>>>>  gint          id;
>>>>  gchar        *name;
>>>>
>>>>  gtk_combo_box_get_active_iter (combo, &iter);
>>>>  model = gtk_combo_box_get_model (combo);
>>>>  gtk_tree_model_get (model, &iter, COL_NAME, &name, COL_ID, &id, -1);
>>>>
>>>>  g_print ("Active selection: %s (id: %d)\n", name, id);
>>>>  g_free (name);
>>>> }
>>>>
>>>> int
>>>> main (int    argc,
>>>>      char **argv)
>>>> {
>>>>  GtkWidget       *window,
>>>>                  *combo;
>>>>  GtkCellRenderer *cell;
>>>>  GtkListStore    *store;
>>>>  gint             i;
>>>>
>>>>  gtk_init (&argc, &argv);
>>>>
>>>>  window = gtk_window_new (GTK_WINDOW_TOPLEVEL);
>>>>  g_signal_connect (window, "destroy", gtk_main_quit, NULL);
>>>>
>>>>  store = gtk_list_store_new (NO_COLS, G_TYPE_STRING, G_TYPE_INT);
>>>>  for (i = 0; i < 10; i++)
>>>>    {
>>>>      GtkTreeIter iter;
>>>>      gchar       name[] = "Item  ";
>>>>
>>>>      name[5] = '0' + i;
>>>>      gtk_list_store_append (store, &iter);
>>>>      gtk_list_store_set (store, &iter, COL_NAME, name,
>>>>                                        COL_ID, g_random_int (),
>>>>                                        -1);
>>>>    }
>>>>
>>>>  combo = gtk_combo_box_new_with_model (GTK_TREE_MODEL (store));
>>>>  g_signal_connect (combo, "changed", G_CALLBACK (cb_changed), NULL);
>>>>  gtk_container_add (GTK_CONTAINER (window), combo);
>>>>
>>>>  cell = gtk_cell_renderer_text_new ();
>>>>  gtk_cell_layout_pack_start (GTK_CELL_LAYOUT (combo), cell, TRUE);
>>>>  gtk_cell_layout_add_attribute (GTK_CELL_LAYOUT (combo), cell,
>>>>                                 "text", COL_NAME);
>>>>
>>>>  gtk_widget_show_all (window);
>>>>
>>>>  gtk_main();
>>>>
>>>>  return 0;
>>>> }
>>>> ----------
>>>>
>>>> Tadej
>>>>
>>>> --
>>>> Tadej Borovšak
>>>> tadeboro.blogspot.com
>>>> tadeboro gmail com
>>>> tadej borovsak gmail com
>>>>
>>>
>>
>
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