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/*
* Copyright (C) 2003 Marco Pesenti Gritti
* Copyright (C) 2003 Christian Persch
*
* 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.
*
* $Id$
*/
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#include "ephy-zoom-action.h"
#include "ephy-zoom-control.h"
#include "ephy-zoom.h"
#include <glib-object.h>
#include <bonobo/bonobo-i18n.h>
#define EPHY_ZOOM_ACTION_GET_PRIVATE(object)(G_TYPE_INSTANCE_GET_PRIVATE ((object), EPHY_TYPE_ZOOM_ACTION, EphyZoomActionPrivate))
struct _EphyZoomActionPrivate {
float zoom;
};
enum
{
PROP_0,
PROP_ZOOM
};
static void ephy_zoom_action_init (EphyZoomAction *action);
static void ephy_zoom_action_class_init (EphyZoomActionClass *class);
enum
{
ZOOM_TO_LEVEL_SIGNAL,
LAST_SIGNAL
};
static guint ephy_zoom_action_signals[LAST_SIGNAL] = { 0 };
static GObjectClass *parent_class = NULL;
GType
ephy_zoom_action_get_type (void)
{
static GType ephy_zoom_action_type = 0;
if (ephy_zoom_action_type == 0)
{
static const GTypeInfo our_info =
{
sizeof (EphyZoomActionClass),
NULL, /* base_init */
NULL, /* base_finalize */
(GClassInitFunc) ephy_zoom_action_class_init,
NULL,
NULL, /* class_data */
sizeof (EphyZoomAction),
0, /* n_preallocs */
(GInstanceInitFunc) ephy_zoom_action_init,
};
ephy_zoom_action_type = g_type_register_static (GTK_TYPE_ACTION,
"EphyZoomAction",
&our_info, 0);
}
return ephy_zoom_action_type;
}
static void
zoom_to_level_cb (EphyZoomControl *control,
float zoom,
EphyZoomAction *action)
{
g_signal_emit (action,
ephy_zoom_action_signals[ZOOM_TO_LEVEL_SIGNAL],
0, zoom);
}
static void
sync_zoom_cb (GtkAction *action, GParamSpec *pspec, GtkWidget *proxy)
{
EphyZoomAction *zoom_action = EPHY_ZOOM_ACTION (action);
g_object_set (G_OBJECT (proxy), "zoom", zoom_action->priv->zoom, NULL);
}
static void
connect_proxy (GtkAction *action, GtkWidget *proxy)
{
g_signal_connect_object (action, "notify::zoom",
G_CALLBACK (sync_zoom_cb), proxy, 0);
g_signal_connect (proxy, "zoom_to_level", GTK_SIGNAL_FUNC(zoom_to_level_cb), action);
GTK_ACTION_CLASS (parent_class)->connect_proxy (action, proxy);
}
static void
ephy_zoom_action_set_property (GObject *object,
guint prop_id,
const GValue *value,
GParamSpec *pspec)
{
EphyZoomAction *action;
action = EPHY_ZOOM_ACTION (object);
switch (prop_id)
{
case PROP_ZOOM:
action->priv->zoom = g_value_get_float (value);
g_object_notify (object, "zoom");
break;
}
}
static void
ephy_zoom_action_get_property (GObject *object,
guint prop_id,
GValue *value,
GParamSpec *pspec)
{
EphyZoomAction *action;
action = EPHY_ZOOM_ACTION (object);
switch (prop_id)
{
case PROP_ZOOM:
g_value_set_float (value, action->priv->zoom);
break;
}
}
static void
ephy_zoom_action_class_init (EphyZoomActionClass *class)
{
GObjectClass *object_class = G_OBJECT_CLASS (class);
GtkActionClass *action_class = GTK_ACTION_CLASS (class);
object_class->set_property = ephy_zoom_action_set_property;
object_class->get_property = ephy_zoom_action_get_property;
parent_class = g_type_class_peek_parent (class);
action_class->toolbar_item_type = EPHY_TYPE_ZOOM_CONTROL;
action_class->connect_proxy = connect_proxy;
g_object_class_install_property (object_class,
PROP_ZOOM,
g_param_spec_float ("zoom",
"Zoom",
"Zoom",
ZOOM_MINIMAL,
ZOOM_MAXIMAL,
1.0,
G_PARAM_READWRITE));
ephy_zoom_action_signals[ZOOM_TO_LEVEL_SIGNAL] =
g_signal_new ("zoom_to_level",
G_OBJECT_CLASS_TYPE (object_class),
G_SIGNAL_RUN_FIRST,
G_STRUCT_OFFSET (EphyZoomActionClass, zoom_to_level),
NULL, NULL,
g_cclosure_marshal_VOID__FLOAT,
G_TYPE_NONE,
1,
G_TYPE_FLOAT);
g_type_class_add_private (object_class, sizeof (EphyZoomActionPrivate));
}
static void
ephy_zoom_action_init (EphyZoomAction *action)
{
action->priv = EPHY_ZOOM_ACTION_GET_PRIVATE (action);
action->priv->zoom = 1.0;
}
void
ephy_zoom_action_set_zoom_level (EphyZoomAction *action, float zoom)
{
g_return_if_fail (EPHY_IS_ZOOM_ACTION (action));
if (zoom < ZOOM_MINIMAL || zoom > ZOOM_MAXIMAL) return;
action->priv->zoom = zoom;
g_object_notify (G_OBJECT (action), "zoom");
}
float
ephy_zoom_action_get_zoom_level (EphyZoomAction *action)
{
g_return_val_if_fail (EPHY_IS_ZOOM_ACTION (action), 1.0);
return action->priv->zoom;
}
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