gtk2/tests/testentrycompletion.c
Matthias Clasen 7e9ca5b41d Deprecate GtkEntryCompletion
We want to drop cell renderers and tree models
in GTK 5. The functionality of GtkEntryCompletion
may be replaced by a new widget in GTK 5.
2022-10-03 23:23:56 -04:00

423 lines
12 KiB
C

/* 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_object_unref (old_store);
old_store = NULL;
}
timer_count ++;
return TRUE;
}
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 TRUE;
}
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;
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 */
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_widget_show (window);
while (!done)
g_main_context_iteration (NULL, TRUE);
return 0;
}