gtk2/demos/gtk-demo/entry_completion.c

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/* Entry Completion
*
* GtkEntryCompletion provides a mechanism for adding support for
* completion in GtkEntry.
*
*/
#include <config.h>
#include <gtk/gtk.h>
static GtkWidget *window = NULL;
/* Creates a tree model containing the completions */
GtkTreeModel *
create_completion_model (void)
{
GtkListStore *store;
GtkTreeIter iter;
store = gtk_list_store_new (1, G_TYPE_STRING);
/* Append one word */
gtk_list_store_append (store, &iter);
gtk_list_store_set (store, &iter, 0, "GNOME", -1);
/* Append another word */
gtk_list_store_append (store, &iter);
gtk_list_store_set (store, &iter, 0, "total", -1);
/* And another word */
gtk_list_store_append (store, &iter);
gtk_list_store_set (store, &iter, 0, "totally", -1);
return GTK_TREE_MODEL (store);
}
GtkWidget *
do_entry_completion (GtkWidget *do_widget)
{
GtkWidget *vbox;
GtkWidget *label;
GtkWidget *entry;
GtkEntryCompletion *completion;
GtkTreeModel *completion_model;
if (!window)
{
window = gtk_dialog_new_with_buttons ("GtkEntryCompletion",
GTK_WINDOW (do_widget),
0,
GTK_STOCK_CLOSE,
GTK_RESPONSE_NONE,
NULL);
gtk_window_set_resizable (GTK_WINDOW (window), FALSE);
g_signal_connect (window, "response",
G_CALLBACK (gtk_widget_destroy), NULL);
g_signal_connect (window, "destroy",
G_CALLBACK (gtk_widget_destroyed), &window);
vbox = gtk_vbox_new (FALSE, 5);
gtk_box_pack_start (GTK_BOX (GTK_DIALOG (window)->vbox), vbox, TRUE, TRUE, 0);
gtk_container_set_border_width (GTK_CONTAINER (vbox), 5);
label = gtk_label_new (NULL);
gtk_label_set_markup (GTK_LABEL (label), "Completion demo, try writing <b>total</b> or <b>gnome</b> for example.");
gtk_box_pack_start (GTK_BOX (vbox), label, FALSE, FALSE, 0);
/* Create our entry */
entry = gtk_entry_new ();
gtk_box_pack_start (GTK_BOX (vbox), entry, FALSE, FALSE, 0);
/* Create the completion object */
completion = gtk_entry_completion_new ();
/* Assign the completion to the entry */
gtk_entry_set_completion (GTK_ENTRY (entry), completion);
g_object_unref (completion);
/* Create a tree model and use it as the completion model */
completion_model = create_completion_model ();
gtk_entry_completion_set_model (completion, completion_model);
g_object_unref (completion_model);
/* Use model column 0 as the text column */
gtk_entry_completion_set_text_column (completion, 0);
}
if (!GTK_WIDGET_VISIBLE (window))
gtk_widget_show_all (window);
else
gtk_widget_destroy (window);
return window;
}