/* Entry/Entry Completion

 *

 * GtkEntryCompletion provides a mechanism for adding support for

 * completion in GtkEntry.

 *

 */

#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_get_content_area (GTK_DIALOG (window))), 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 total or gnome 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_get_visible (window))

    gtk_widget_show_all (window);

  else

    gtk_widget_destroy (window);

  return window;

}