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/*
* Copyright (C) 2006 Nokia Corporation.
* Author: Xan Lopez <xan.lopez@nokia.com>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public License
* version 2.1 as published by the Free Software Foundation.
*
* 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA
*
*/
#include <gtk/gtk.h>
#define N_BUTTONS 3
GtkWidget *bbox = NULL;
GtkWidget *hbbox = NULL, *vbbox = NULL;
static const char* styles[] = { "GTK_BUTTONBOX_DEFAULT_STYLE",
"GTK_BUTTONBOX_SPREAD",
"GTK_BUTTONBOX_EDGE",
"GTK_BUTTONBOX_START",
"GTK_BUTTONBOX_END",
"GTK_BUTTONBOX_CENTER",
NULL};
static const char* types[] = { "GtkHButtonBox",
"GtkVButtonBox",
NULL};
static void
populate_combo_with (GtkComboBox *combo, const char** elements)
{
int i;
for (i = 0; elements[i] != NULL; i++) {
gtk_combo_box_append_text (combo, elements[i]);
}
gtk_combo_box_set_active (combo, 0);
}
static void
combo_changed_cb (GtkComboBox *combo,
gpointer user_data)
{
char *text;
int i;
text = gtk_combo_box_get_active_text (combo);
for (i = 0; styles[i]; i++) {
if (g_str_equal (text, styles[i])) {
gtk_button_box_set_layout (GTK_BUTTON_BOX (bbox), (GtkButtonBoxStyle)i);
}
}
}
static void
reparent_widget (GtkWidget *widget,
GtkWidget *old_parent,
GtkWidget *new_parent)
{
g_object_ref (widget);
gtk_container_remove (GTK_CONTAINER (old_parent), widget);
gtk_container_add (GTK_CONTAINER (new_parent), widget);
g_object_unref (widget);
}
static void
combo_types_changed_cb (GtkComboBox *combo,
GtkWidget **buttons)
{
int i;
char *text;
GtkWidget *old_parent, *new_parent;
GtkButtonBoxStyle style;
text = gtk_combo_box_get_active_text (combo);
if (g_str_equal (text, "GtkHButtonBox")) {
old_parent = vbbox;
new_parent = hbbox;
} else {
old_parent = hbbox;
new_parent = vbbox;
}
bbox = new_parent;
for (i = 0; i < N_BUTTONS; i++) {
reparent_widget (buttons[i], old_parent, new_parent);
}
gtk_widget_hide (old_parent);
style = gtk_button_box_get_layout (GTK_BUTTON_BOX (old_parent));
gtk_button_box_set_layout (GTK_BUTTON_BOX (new_parent), style);
gtk_widget_show (new_parent);
}
static void
option_cb (GtkToggleButton *option,
GtkWidget *button)
{
gboolean active = gtk_toggle_button_get_active (option);
gtk_button_box_set_child_secondary (GTK_BUTTON_BOX (bbox),
button, active);
}
static const char* strings[] = { "Ok", "Cancel", "Help" };
int
main (int argc,
char **argv)
{
GtkWidget *window, *buttons[N_BUTTONS];
GtkWidget *vbox, *hbox, *combo_styles, *combo_types, *option;
int i;
gtk_init (&argc, &argv);
window = gtk_window_new (GTK_WINDOW_TOPLEVEL);
g_signal_connect (G_OBJECT (window), "delete-event", G_CALLBACK (gtk_main_quit), NULL);
vbox = gtk_vbox_new (FALSE, 0);
gtk_container_add (GTK_CONTAINER (window), vbox);
/* GtkHButtonBox */
hbbox = gtk_hbutton_box_new ();
gtk_box_pack_start (GTK_BOX (vbox), hbbox, TRUE, TRUE, 5);
for (i = 0; i < N_BUTTONS; i++) {
buttons[i] = gtk_button_new_with_label (strings[i]);
gtk_container_add (GTK_CONTAINER (hbbox), buttons[i]);
}
bbox = hbbox;
/* GtkVButtonBox */
vbbox = gtk_vbutton_box_new ();
gtk_box_pack_start (GTK_BOX (vbox), vbbox, TRUE, TRUE, 5);
/* Options */
hbox = gtk_hbox_new (FALSE, 0);
gtk_box_pack_start (GTK_BOX (vbox), hbox, FALSE, FALSE, 0);
combo_types = gtk_combo_box_new_text ();
populate_combo_with (GTK_COMBO_BOX (combo_types), types);
g_signal_connect (G_OBJECT (combo_types), "changed", G_CALLBACK (combo_types_changed_cb), buttons);
gtk_box_pack_start (GTK_BOX (hbox), combo_types, TRUE, TRUE, 0);
combo_styles = gtk_combo_box_new_text ();
populate_combo_with (GTK_COMBO_BOX (combo_styles), styles);
g_signal_connect (G_OBJECT (combo_styles), "changed", G_CALLBACK (combo_changed_cb), NULL);
gtk_box_pack_start (GTK_BOX (hbox), combo_styles, TRUE, TRUE, 0);
option = gtk_check_button_new_with_label ("Help is secondary");
g_signal_connect (G_OBJECT (option), "toggled", G_CALLBACK (option_cb), buttons[N_BUTTONS - 1]);
gtk_box_pack_start (GTK_BOX (hbox), option, FALSE, FALSE, 0);
gtk_widget_show_all (window);
gtk_widget_hide (vbbox);
gtk_main ();
return 0;
}
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