gtk/demos/gtk-demo/entry_completion.c
2019-01-23 19:30:46 -05:00

92 lines
2.6 KiB
C

/* Entry/Entry Completion
*
* GtkEntryCompletion provides a mechanism for adding support for
* completion in GtkEntry.
*
*/
#include <glib/gi18n.h>
#include <gtk/gtk.h>
/* 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)
{
static GtkWidget *window = NULL;
GtkWidget *vbox;
GtkWidget *label;
GtkWidget *entry;
GtkEntryCompletion *completion;
GtkTreeModel *completion_model;
if (!window)
{
window = gtk_window_new (GTK_WINDOW_TOPLEVEL);
gtk_window_set_display (GTK_WINDOW (window),
gtk_widget_get_display (do_widget));
gtk_window_set_title (GTK_WINDOW (window), "Entry Completion");
gtk_window_set_resizable (GTK_WINDOW (window), FALSE);
g_signal_connect (window, "destroy",
G_CALLBACK (gtk_widget_destroyed), &window);
vbox = gtk_box_new (GTK_ORIENTATION_VERTICAL, 5);
g_object_set (vbox, "margin", 5, NULL);
gtk_container_add (GTK_CONTAINER (window), vbox);
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_container_add (GTK_CONTAINER (vbox), label);
/* Create our entry */
entry = gtk_entry_new ();
gtk_container_add (GTK_CONTAINER (vbox), entry);
/* 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 (window);
else
gtk_widget_destroy (window);
return window;
}