/* testentrycompletion.c
* Copyright ( C ) 2004 Red Hat , Inc .
* Author : Matthias Clasen
*
* This library is free software ; you can redistribute it and / or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation ; either
* version 2 of the License , or ( at your option ) any later version .
*
* This library is distributed in the hope that it will be useful ,
* but WITHOUT ANY WARRANTY ; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE . See the GNU
* Library General Public License for more details .
*
* You should have received a copy of the GNU Library General Public
* License along with this library . If not , see < http : //www.gnu.org/licenses/>.
*/
#include "config.h"
#include <stdlib.h>
#include <string.h>
#include <gtk/gtk.h>
G_GNUC_BEGIN_IGNORE_DEPRECATIONS
/* Don't copy this bad example; inline RGB data is always a better
* idea than inline XPMs .
*/
static const char *book_closed_xpm[] = {
"16 16 6 1" ,
" c None s None" ,
". c black" ,
"X c red" ,
"o c yellow" ,
"O c #808080" ,
"# c white" ,
" " ,
" .. " ,
" ..XX. " ,
" ..XXXXX. " ,
" ..XXXXXXXX. " ,
".ooXXXXXXXXX. " ,
"..ooXXXXXXXXX. " ,
".X.ooXXXXXXXXX. " ,
".XX.ooXXXXXX.. " ,
" .XX.ooXXX..#O " ,
" .XX.oo..##OO. " ,
" .XX..##OO.. " ,
" .X.#OO.. " ,
" ..O.. " ,
" .. " ,
" "
};
static GtkWidget *window = NULL;
/* Creates a tree model containing the completions */
static GtkTreeModel *
create_simple_completion_model (void )
{
GtkListStore *store;
GtkTreeIter iter;
store = gtk_list_store_new (1 , G_TYPE_STRING);
gtk_list_store_append (store, &iter);
gtk_list_store_set (store, &iter, 0 , "GNOME" , -1 );
gtk_list_store_append (store, &iter);
gtk_list_store_set (store, &iter, 0 , "gnominious" , -1 );
gtk_list_store_append (store, &iter);
gtk_list_store_set (store, &iter, 0 , "Gnomonic projection" , -1 );
gtk_list_store_append (store, &iter);
gtk_list_store_set (store, &iter, 0 , "total" , -1 );
gtk_list_store_append (store, &iter);
gtk_list_store_set (store, &iter, 0 , "totally" , -1 );
gtk_list_store_append (store, &iter);
gtk_list_store_set (store, &iter, 0 , "toto" , -1 );
gtk_list_store_append (store, &iter);
gtk_list_store_set (store, &iter, 0 , "tottery" , -1 );
gtk_list_store_append (store, &iter);
gtk_list_store_set (store, &iter, 0 , "totterer" , -1 );
gtk_list_store_append (store, &iter);
gtk_list_store_set (store, &iter, 0 , "Totten trust" , -1 );
gtk_list_store_append (store, &iter);
gtk_list_store_set (store, &iter, 0 , "totipotent" , -1 );
gtk_list_store_append (store, &iter);
gtk_list_store_set (store, &iter, 0 , "totipotency" , -1 );
gtk_list_store_append (store, &iter);
gtk_list_store_set (store, &iter, 0 , "totemism" , -1 );
gtk_list_store_append (store, &iter);
gtk_list_store_set (store, &iter, 0 , "totem pole" , -1 );
gtk_list_store_append (store, &iter);
gtk_list_store_set (store, &iter, 0 , "Totara" , -1 );
gtk_list_store_append (store, &iter);
gtk_list_store_set (store, &iter, 0 , "totalizer" , -1 );
gtk_list_store_append (store, &iter);
gtk_list_store_set (store, &iter, 0 , "totalizator" , -1 );
gtk_list_store_append (store, &iter);
gtk_list_store_set (store, &iter, 0 , "totalitarianism" , -1 );
gtk_list_store_append (store, &iter);
gtk_list_store_set (store, &iter, 0 , "total parenteral nutrition" , -1 );
gtk_list_store_append (store, &iter);
gtk_list_store_set (store, &iter, 0 , "total hysterectomy" , -1 );
gtk_list_store_append (store, &iter);
gtk_list_store_set (store, &iter, 0 , "total eclipse" , -1 );
gtk_list_store_append (store, &iter);
gtk_list_store_set (store, &iter, 0 , "Totipresence" , -1 );
gtk_list_store_append (store, &iter);
gtk_list_store_set (store, &iter, 0 , "Totipalmi" , -1 );
gtk_list_store_append (store, &iter);
gtk_list_store_set (store, &iter, 0 , "zombie" , -1 );
gtk_list_store_append (store, &iter);
gtk_list_store_set (store, &iter, 0 , "a\303\246x" , -1 );
gtk_list_store_append (store, &iter);
gtk_list_store_set (store, &iter, 0 , "a\303\246y" , -1 );
gtk_list_store_append (store, &iter);
gtk_list_store_set (store, &iter, 0 , "a\303\246z" , -1 );
return GTK_TREE_MODEL (store);
}
/* Creates a tree model containing the completions */
static GtkTreeModel *
create_completion_model (void )
{
GtkListStore *store;
GtkTreeIter iter;
GdkPixbuf *pixbuf;
pixbuf = gdk_pixbuf_new_from_xpm_data ((const char **)book_closed_xpm);
store = gtk_list_store_new (2 , GDK_TYPE_PIXBUF, G_TYPE_STRING);
gtk_list_store_append (store, &iter);
gtk_list_store_set (store, &iter, 0 , pixbuf, 1 , "ambient" , -1 );
gtk_list_store_append (store, &iter);
gtk_list_store_set (store, &iter, 0 , pixbuf, 1 , "ambidextrously" , -1 );
gtk_list_store_append (store, &iter);
gtk_list_store_set (store, &iter, 0 , pixbuf, 1 , "ambidexter" , -1 );
gtk_list_store_append (store, &iter);
gtk_list_store_set (store, &iter, 0 , pixbuf, 1 , "ambiguity" , -1 );
gtk_list_store_append (store, &iter);
gtk_list_store_set (store, &iter, 0 , pixbuf, 1 , "American Party" , -1 );
gtk_list_store_append (store, &iter);
gtk_list_store_set (store, &iter, 0 , pixbuf, 1 , "American mountain ash" , -1 );
gtk_list_store_append (store, &iter);
gtk_list_store_set (store, &iter, 0 , pixbuf, 1 , "amelioration" , -1 );
gtk_list_store_append (store, &iter);
gtk_list_store_set (store, &iter, 0 , pixbuf, 1 , "Amelia Earhart" , -1 );
gtk_list_store_append (store, &iter);
gtk_list_store_set (store, &iter, 0 , pixbuf, 1 , "Totten trust" , -1 );
gtk_list_store_append (store, &iter);
gtk_list_store_set (store, &iter, 0 , pixbuf, 1 , "Laminated arch" , -1 );
return GTK_TREE_MODEL (store);
}
static gboolean
match_func (GtkEntryCompletion *completion,
const char *key,
GtkTreeIter *iter,
gpointer user_data)
{
char *item = NULL;
GtkTreeModel *model;
gboolean ret = FALSE ;
model = gtk_entry_completion_get_model (completion);
gtk_tree_model_get (model, iter, 1 , &item, -1 );
if (item != NULL)
{
g_print ("compare %s %s\n" , key, item);
if (strncmp (key, item, strlen (key)) == 0 )
ret = TRUE ;
g_free (item);
}
return ret;
}
static int timer_count = 0 ;
static const char *dynamic_completions[] = {
"GNOME" ,
"gnominious" ,
"Gnomonic projection" ,
"total" ,
"totally" ,
"toto" ,
"tottery" ,
"totterer" ,
"Totten trust" ,
"totipotent" ,
"totipotency" ,
"totemism" ,
"totem pole" ,
"Totara" ,
"totalizer" ,
"totalizator" ,
"totalitarianism" ,
"total parenteral nutrition" ,
"total hysterectomy" ,
"total eclipse" ,
"Totipresence" ,
"Totipalmi" ,
"zombie"
};
static int
animation_timer (GtkEntryCompletion *completion)
{
GtkTreeIter iter;
int n_completions = G_N_ELEMENTS (dynamic_completions);
int n;
static GtkListStore *old_store = NULL;
GtkListStore *store = GTK_LIST_STORE (gtk_entry_completion_get_model (completion));
if (timer_count % 10 == 0 )
{
if (!old_store)
{
g_print ("removing model!\n" );
old_store = g_object_ref (store);
gtk_entry_completion_set_model (completion, NULL);
}
else
{
g_print ("readding model!\n" );
gtk_entry_completion_set_model (completion, GTK_TREE_MODEL (old_store));
g_clear_object (&old_store);
}
timer_count ++;
return G_SOURCE_CONTINUE;
}
if (!old_store)
{
if ((timer_count / n_completions) % 2 == 0 )
{
n = timer_count % n_completions;
gtk_list_store_append (store, &iter);
gtk_list_store_set (store, &iter, 0 , dynamic_completions[n], -1 );
}
else
{
if (gtk_tree_model_get_iter_first (GTK_TREE_MODEL (store), &iter))
gtk_list_store_remove (store, &iter);
}
}
timer_count++;
return G_SOURCE_CONTINUE;
}
static gboolean
match_selected_cb (GtkEntryCompletion *completion,
GtkTreeModel *model,
GtkTreeIter *iter)
{
char *str;
GtkWidget *entry;
entry = gtk_entry_completion_get_entry (completion);
gtk_tree_model_get (GTK_TREE_MODEL (model), iter, 1 , &str, -1 );
gtk_editable_set_text (GTK_EDITABLE (entry), str);
gtk_editable_set_position (GTK_EDITABLE (entry), -1 );
g_free (str);
return TRUE ;
}
static void
quit_cb (GtkWidget *widget,
gpointer data)
{
gboolean *done = data;
*done = TRUE ;
g_main_context_wakeup (NULL);
}
int
main (int argc, char *argv[])
{
GtkWidget *vbox;
GtkWidget *label;
GtkWidget *entry;
GtkEntryCompletion *completion;
GtkTreeModel *completion_model;
GtkCellRenderer *cell;
gboolean done = FALSE ;
guint timer_id;
gtk_init ();
window = gtk_window_new ();
g_signal_connect (window, "destroy" , G_CALLBACK (quit_cb), &done);
vbox = gtk_box_new (GTK_ORIENTATION_VERTICAL, 2 );
gtk_widget_set_margin_start (vbox, 5 );
gtk_widget_set_margin_end (vbox, 5 );
gtk_widget_set_margin_top (vbox, 5 );
gtk_widget_set_margin_bottom (vbox, 5 );
gtk_window_set_child (GTK_WINDOW (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_box_append (GTK_BOX (vbox), label);
/* Create our first entry */
entry = gtk_entry_new ();
/* Create the completion object */
completion = gtk_entry_completion_new ();
gtk_entry_completion_set_inline_completion (completion, TRUE );
/* Assign the completion to the entry */
gtk_entry_set_completion (GTK_ENTRY (entry), completion);
g_object_unref (completion);
gtk_box_append (GTK_BOX (vbox), entry);
/* Create a tree model and use it as the completion model */
completion_model = create_simple_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 );
/* Create our second entry */
entry = gtk_entry_new ();
/* 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);
gtk_box_append (GTK_BOX (vbox), entry);
/* Create a tree model and use it as the completion model */
completion_model = create_completion_model ();
gtk_entry_completion_set_model (completion, completion_model);
gtk_entry_completion_set_minimum_key_length (completion, 2 );
g_object_unref (completion_model);
/* Use model column 1 as the text column */
cell = gtk_cell_renderer_pixbuf_new ();
gtk_cell_layout_pack_start (GTK_CELL_LAYOUT (completion), cell, FALSE );
gtk_cell_layout_set_attributes (GTK_CELL_LAYOUT (completion), cell,
"pixbuf" , 0 , NULL);
cell = gtk_cell_renderer_text_new ();
gtk_cell_layout_pack_start (GTK_CELL_LAYOUT (completion), cell, FALSE );
gtk_cell_layout_set_attributes (GTK_CELL_LAYOUT (completion), cell,
"text" , 1 , NULL);
gtk_entry_completion_set_match_func (completion, match_func, NULL, NULL);
g_signal_connect (completion, "match-selected" ,
G_CALLBACK (match_selected_cb), NULL);
/* Create our third entry */
entry = gtk_entry_new ();
/* 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);
gtk_box_append (GTK_BOX (vbox), entry);
/* Create a tree model and use it as the completion model */
completion_model = GTK_TREE_MODEL (gtk_list_store_new (1 , G_TYPE_STRING));
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 );
/* Fill the completion dynamically */
timer_id = g_timeout_add (1000 , (GSourceFunc) animation_timer, completion);
/* Fourth entry */
gtk_box_append (GTK_BOX (vbox), gtk_label_new ("Model-less entry completion" ));
entry = gtk_entry_new ();
/* 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);
gtk_box_append (GTK_BOX (vbox), entry);
gtk_window_present (GTK_WINDOW (window));
while (!done)
g_main_context_iteration (NULL, TRUE );
g_clear_handle_id (&timer_id, g_source_remove);
return 0 ;
}
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(vorverarbeitet am 2026-07-02)
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