gnome-control-center/capplets/keyboard/prefs-widget.c

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2000-09-11 02:40:14 +00:00
/* -*- mode: c; style: linux -*- */
/* prefs-widget.c
* Copyright (C) 2000 Helix Code, Inc.
*
* Written by Bradford Hovinen <hovinen@helixcode.com>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2, or (at your option)
* any later version.
*
* This program 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
* 02111-1307, USA.
*/
#ifdef HAVE_CONFIG_H
# include "config.h"
#endif
#include "prefs-widget.h"
#define WID(str) (glade_xml_get_widget (prefs_widget->dialog_data, str))
enum {
ARG_0,
ARG_PREFERENCES
};
static CappletWidgetClass *parent_class;
static void prefs_widget_init (PrefsWidget *prefs_widget);
static void prefs_widget_class_init (PrefsWidgetClass *class);
static void prefs_widget_set_arg (GtkObject *object,
GtkArg *arg,
guint arg_id);
static void prefs_widget_get_arg (GtkObject *object,
GtkArg *arg,
guint arg_id);
static void read_preferences (PrefsWidget *prefs_widget,
Preferences *prefs);
static void repeat_toggled_cb (GtkToggleButton *button,
PrefsWidget *prefs_widget);
static void rate_changed_cb (GtkAdjustment *adjustment,
PrefsWidget *prefs_widget);
static void delay_changed_cb (GtkAdjustment *adjustment,
PrefsWidget *prefs_widget);
static void click_toggled_cb (GtkToggleButton *button,
PrefsWidget *prefs_widget);
static void click_volume_changed_cb (GtkAdjustment *adjustment,
PrefsWidget *prefs_widget);
guint
prefs_widget_get_type (void)
{
static guint prefs_widget_type = 0;
if (!prefs_widget_type) {
GtkTypeInfo prefs_widget_info = {
"PrefsWidget",
sizeof (PrefsWidget),
sizeof (PrefsWidgetClass),
(GtkClassInitFunc) prefs_widget_class_init,
(GtkObjectInitFunc) prefs_widget_init,
(GtkArgSetFunc) NULL,
(GtkArgGetFunc) NULL
};
prefs_widget_type =
gtk_type_unique (capplet_widget_get_type (),
&prefs_widget_info);
}
return prefs_widget_type;
}
static void
prefs_widget_init (PrefsWidget *prefs_widget)
{
GtkWidget *widget;
GtkAdjustment *adjustment;
prefs_widget->dialog_data =
glade_xml_new (GLADE_DATADIR "/keyboard-properties.glade",
"prefs_widget");
glade_xml_signal_connect_data
(prefs_widget->dialog_data, "repeat_toggled_cb",
repeat_toggled_cb, prefs_widget);
widget = glade_xml_get_widget (prefs_widget->dialog_data,
"prefs_widget");
gtk_container_add (GTK_CONTAINER (prefs_widget), widget);
adjustment = gtk_range_get_adjustment
(GTK_RANGE (WID ("rate_entry")));
gtk_signal_connect (GTK_OBJECT (adjustment), "value_changed",
rate_changed_cb, prefs_widget);
adjustment = gtk_range_get_adjustment
(GTK_RANGE (WID ("delay_entry")));
gtk_signal_connect (GTK_OBJECT (adjustment), "value_changed",
delay_changed_cb, prefs_widget);
glade_xml_signal_connect_data
(prefs_widget->dialog_data, "click_toggled_cb",
click_toggled_cb, prefs_widget);
adjustment = gtk_range_get_adjustment
(GTK_RANGE (WID ("click_volume_entry")));
gtk_signal_connect (GTK_OBJECT (adjustment), "value_changed",
click_volume_changed_cb, prefs_widget);
}
static void
prefs_widget_class_init (PrefsWidgetClass *class)
{
GtkObjectClass *object_class;
gtk_object_add_arg_type ("PrefsWidget::preferences",
GTK_TYPE_POINTER,
GTK_ARG_READWRITE,
ARG_PREFERENCES);
object_class = GTK_OBJECT_CLASS (class);
object_class->set_arg = prefs_widget_set_arg;
object_class->get_arg = prefs_widget_get_arg;
parent_class = CAPPLET_WIDGET_CLASS
(gtk_type_class (capplet_widget_get_type ()));
}
static void
prefs_widget_set_arg (GtkObject *object, GtkArg *arg, guint arg_id)
{
PrefsWidget *prefs_widget;
g_return_if_fail (object != NULL);
g_return_if_fail (IS_PREFS_WIDGET (object));
prefs_widget = PREFS_WIDGET (object);
switch (arg_id) {
case ARG_PREFERENCES:
if (prefs_widget->prefs)
gtk_object_unref (GTK_OBJECT (prefs_widget->prefs));
prefs_widget->prefs = GTK_VALUE_POINTER (*arg);
if (prefs_widget->prefs) {
gtk_object_ref (GTK_OBJECT (prefs_widget->prefs));
read_preferences (prefs_widget, prefs_widget->prefs);
}
break;
default:
g_warning ("Bad argument set");
break;
}
}
static void
prefs_widget_get_arg (GtkObject *object, GtkArg *arg, guint arg_id)
{
PrefsWidget *prefs_widget;
g_return_if_fail (object != NULL);
g_return_if_fail (IS_PREFS_WIDGET (object));
prefs_widget = PREFS_WIDGET (object);
switch (arg_id) {
case ARG_PREFERENCES:
GTK_VALUE_POINTER (*arg) = prefs_widget->prefs;
break;
default:
g_warning ("Bad argument get");
break;
}
}
GtkWidget *
prefs_widget_new (Preferences *prefs)
{
g_return_val_if_fail (prefs == NULL || IS_PREFERENCES (prefs), NULL);
return gtk_widget_new (prefs_widget_get_type (),
"preferences", prefs,
NULL);
}
void
prefs_widget_set_preferences (PrefsWidget *prefs_widget, Preferences *prefs)
{
g_return_if_fail (prefs_widget != NULL);
g_return_if_fail (IS_PREFS_WIDGET (prefs_widget));
g_return_if_fail (prefs != NULL);
g_return_if_fail (IS_PREFERENCES (prefs));
gtk_object_set (GTK_OBJECT (prefs_widget), "preferences", prefs, NULL);
}
static void
read_preferences (PrefsWidget *prefs_widget, Preferences *prefs)
{
GtkAdjustment *adjustment;
g_return_if_fail (prefs_widget != NULL);
g_return_if_fail (IS_PREFS_WIDGET (prefs_widget));
g_return_if_fail (prefs != NULL);
g_return_if_fail (IS_PREFERENCES (prefs));
gtk_toggle_button_set_active
(GTK_TOGGLE_BUTTON (WID ("repeat_toggle")), prefs->repeat);
adjustment = gtk_range_get_adjustment
(GTK_RANGE (WID ("rate_entry")));
gtk_adjustment_set_value (adjustment, prefs->rate);
adjustment = gtk_range_get_adjustment
(GTK_RANGE (WID ("delay_entry")));
gtk_adjustment_set_value (adjustment, prefs->delay);
gtk_toggle_button_set_active
(GTK_TOGGLE_BUTTON (WID ("click_toggle")),
prefs->click_on_keypress);
adjustment = gtk_range_get_adjustment
(GTK_RANGE (WID ("click_volume_entry")));
gtk_adjustment_set_value (adjustment, prefs->click_volume);
}
static void
repeat_toggled_cb (GtkToggleButton *button, PrefsWidget *prefs_widget)
{
g_return_if_fail (prefs_widget != NULL);
g_return_if_fail (IS_PREFS_WIDGET (prefs_widget));
g_return_if_fail (prefs_widget->prefs != NULL);
g_return_if_fail (IS_PREFERENCES (prefs_widget->prefs));
g_return_if_fail (button != NULL);
g_return_if_fail (GTK_IS_TOGGLE_BUTTON (button));
prefs_widget->prefs->repeat =
gtk_toggle_button_get_active (button);
preferences_changed (prefs_widget->prefs);
capplet_widget_state_changed (CAPPLET_WIDGET (prefs_widget), TRUE);
}
static void
rate_changed_cb (GtkAdjustment *adjustment, PrefsWidget *prefs_widget)
{
g_return_if_fail (prefs_widget != NULL);
g_return_if_fail (IS_PREFS_WIDGET (prefs_widget));
g_return_if_fail (prefs_widget->prefs != NULL);
g_return_if_fail (IS_PREFERENCES (prefs_widget->prefs));
g_return_if_fail (adjustment != NULL);
g_return_if_fail (GTK_IS_ADJUSTMENT (adjustment));
prefs_widget->prefs->rate = adjustment->value;
preferences_changed (prefs_widget->prefs);
capplet_widget_state_changed (CAPPLET_WIDGET (prefs_widget), TRUE);
}
static void
delay_changed_cb (GtkAdjustment *adjustment, PrefsWidget *prefs_widget)
{
g_return_if_fail (prefs_widget != NULL);
g_return_if_fail (IS_PREFS_WIDGET (prefs_widget));
g_return_if_fail (prefs_widget->prefs != NULL);
g_return_if_fail (IS_PREFERENCES (prefs_widget->prefs));
g_return_if_fail (adjustment != NULL);
g_return_if_fail (GTK_IS_ADJUSTMENT (adjustment));
prefs_widget->prefs->delay = adjustment->value;
preferences_changed (prefs_widget->prefs);
capplet_widget_state_changed (CAPPLET_WIDGET (prefs_widget), TRUE);
}
static void
click_toggled_cb (GtkToggleButton *button, PrefsWidget *prefs_widget)
{
g_return_if_fail (prefs_widget != NULL);
g_return_if_fail (IS_PREFS_WIDGET (prefs_widget));
g_return_if_fail (prefs_widget->prefs != NULL);
g_return_if_fail (IS_PREFERENCES (prefs_widget->prefs));
g_return_if_fail (button != NULL);
g_return_if_fail (GTK_IS_TOGGLE_BUTTON (button));
prefs_widget->prefs->click_on_keypress =
gtk_toggle_button_get_active (button);
preferences_changed (prefs_widget->prefs);
capplet_widget_state_changed (CAPPLET_WIDGET (prefs_widget), TRUE);
}
static void
click_volume_changed_cb (GtkAdjustment *adjustment, PrefsWidget *prefs_widget)
{
g_return_if_fail (prefs_widget != NULL);
g_return_if_fail (IS_PREFS_WIDGET (prefs_widget));
g_return_if_fail (prefs_widget->prefs != NULL);
g_return_if_fail (IS_PREFERENCES (prefs_widget->prefs));
g_return_if_fail (adjustment != NULL);
g_return_if_fail (GTK_IS_ADJUSTMENT (adjustment));
prefs_widget->prefs->click_volume = adjustment->value;
preferences_changed (prefs_widget->prefs);
capplet_widget_state_changed (CAPPLET_WIDGET (prefs_widget), TRUE);
}