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xfce4-panel/libxfce4panel/xfce-panel-internal-plugin.c

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/* $Id$
*
* Copyright (c) 2005-2007 Jasper Huijsmans <jasper@xfce.org>
*
* 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, 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 <string.h>
#include <unistd.h>
#include <gtk/gtk.h>
#include <libxfce4panel/xfce-panel-macros.h>
#include <libxfce4panel/libxfce4panel-enum-types.h>
#include <libxfce4panel/xfce-panel-internal-plugin.h>
#include <libxfce4panel/xfce-panel-item-iface.h>
#include <libxfce4panel/xfce-panel-plugin-iface-private.h>
#include <libxfce4panel/xfce-panel-plugin-iface.h>
#include <libxfce4panel/libxfce4panel-alias.h>
#define XFCE_INTERNAL_PANEL_PLUGIN_GET_PRIVATE(o) (G_TYPE_INSTANCE_GET_PRIVATE ((o), XFCE_TYPE_INTERNAL_PANEL_PLUGIN, XfceInternalPanelPluginPrivate))
enum
{
PROP_0,
PROP_NAME,
PROP_ID,
PROP_DISPLAY_NAME,
PROP_SIZE,
PROP_SCREEN_POSITION,
PROP_EXPAND
};
typedef struct _XfceInternalPanelPluginPrivate XfceInternalPanelPluginPrivate;
struct _XfceInternalPanelPluginPrivate
{
gchar *name;
gchar *id;
gchar *display_name;
gint size;
XfceScreenPosition screen_position;
guint expand : 1;
};
static void xfce_internal_panel_plugin_init_item_interface (gpointer g_iface,
gpointer data);
static const gchar *xfce_internal_panel_plugin_get_name (XfcePanelItem *plugin);
static const gchar *xfce_internal_panel_plugin_get_id (XfcePanelItem *plugin);
static const gchar *xfce_internal_panel_plugin_get_display_name (XfcePanelItem *plugin);
static gboolean xfce_internal_panel_plugin_get_expand (XfcePanelItem *item);
static void xfce_internal_panel_plugin_free_data (XfcePanelItem *plugin);
static void xfce_internal_panel_plugin_save (XfcePanelItem *plugin);
static void xfce_internal_panel_plugin_set_size (XfcePanelItem *plugin,
gint size);
static void xfce_internal_panel_plugin_set_screen_position (XfcePanelItem *plugin,
XfceScreenPosition position);
static void xfce_internal_panel_plugin_set_sensitive (XfcePanelItem *plugin,
gboolean sensitive);
static void xfce_internal_panel_plugin_remove_item (XfcePanelItem *plugin);
static void xfce_internal_panel_plugin_configure_item (XfcePanelItem *plugin);
static void xfce_internal_panel_plugin_init_plugin_interface (gpointer g_iface,
gpointer data);
static void xfce_internal_panel_plugin_remove (XfcePanelPlugin *plugin);
static void xfce_internal_panel_plugin_set_expand (XfcePanelPlugin *plugin,
gboolean expand);
static void xfce_internal_panel_plugin_customize_panel (XfcePanelPlugin *plugin);
static void xfce_internal_panel_plugin_customize_items (XfcePanelPlugin *plugin);
static void xfce_internal_panel_plugin_focus_panel (XfcePanelPlugin *plugin);
static void xfce_internal_panel_plugin_register_menu (XfcePanelPlugin *plugin,
GtkMenu *menu);
static void xfce_internal_panel_plugin_move (XfcePanelPlugin *plugin);
static void xfce_internal_panel_plugin_set_panel_hidden (XfcePanelPlugin *plugin,
gboolean hidden);
static void xfce_internal_panel_plugin_set_name (XfcePanelPlugin *plugin,
const gchar *name);
static void xfce_internal_panel_plugin_set_id (XfcePanelPlugin *plugin,
const gchar *id);
static void xfce_internal_panel_plugin_set_display_name (XfcePanelPlugin *plugin,
const gchar *name);
static void xfce_internal_panel_plugin_finalize (GObject *object);
static void xfce_internal_panel_plugin_get_property (GObject *object,
guint prop_id,
GValue *value,
GParamSpec *pspec);
static void xfce_internal_panel_plugin_set_property (GObject *object,
guint prop_id,
const GValue *value,
GParamSpec *pspec);
static void _plugin_menu_deactivated (GtkWidget *menu,
XfcePanelItem *item);
/* type definition and initialization */
G_DEFINE_TYPE_EXTENDED (XfceInternalPanelPlugin, xfce_internal_panel_plugin,
GTK_TYPE_EVENT_BOX, 0,
G_IMPLEMENT_INTERFACE (XFCE_TYPE_PANEL_ITEM,
xfce_internal_panel_plugin_init_item_interface)
G_IMPLEMENT_INTERFACE (XFCE_TYPE_PANEL_PLUGIN,
xfce_internal_panel_plugin_init_plugin_interface))
static void
xfce_internal_panel_plugin_init_item_interface (gpointer g_iface,
gpointer data)
{
XfcePanelItemInterface *iface = g_iface;
iface->get_name = xfce_internal_panel_plugin_get_name;
iface->get_id = xfce_internal_panel_plugin_get_id;
iface->get_display_name = xfce_internal_panel_plugin_get_display_name;
iface->get_expand = xfce_internal_panel_plugin_get_expand;
iface->free_data = xfce_internal_panel_plugin_free_data;
iface->save = xfce_internal_panel_plugin_save;
iface->set_size = xfce_internal_panel_plugin_set_size;
iface->set_screen_position = xfce_internal_panel_plugin_set_screen_position;
iface->set_sensitive = xfce_internal_panel_plugin_set_sensitive;
iface->remove = xfce_internal_panel_plugin_remove_item;
iface->configure = xfce_internal_panel_plugin_configure_item;
}
static void
xfce_internal_panel_plugin_init_plugin_interface (gpointer g_iface,
gpointer data)
{
XfcePanelPluginInterface *iface = g_iface;
iface->remove = xfce_internal_panel_plugin_remove;
iface->set_expand = xfce_internal_panel_plugin_set_expand;
iface->customize_panel = xfce_internal_panel_plugin_customize_panel;
iface->customize_items = xfce_internal_panel_plugin_customize_items;
iface->move = xfce_internal_panel_plugin_move;
iface->set_panel_hidden = xfce_internal_panel_plugin_set_panel_hidden;
iface->register_menu = xfce_internal_panel_plugin_register_menu;
iface->focus_panel = xfce_internal_panel_plugin_focus_panel;
}
static void
xfce_internal_panel_plugin_class_init (XfceInternalPanelPluginClass *klass)
{
GObjectClass *object_class;
g_type_class_add_private (klass, sizeof (XfceInternalPanelPluginPrivate));
object_class = G_OBJECT_CLASS (klass);
object_class->finalize = xfce_internal_panel_plugin_finalize;
object_class->get_property = xfce_internal_panel_plugin_get_property;
object_class->set_property = xfce_internal_panel_plugin_set_property;
/* properties */
g_object_class_override_property (object_class, PROP_NAME, "name");
g_object_class_override_property (object_class, PROP_ID, "id");
g_object_class_override_property (object_class, PROP_DISPLAY_NAME, "display-name");
g_object_class_override_property (object_class, PROP_SIZE, "size");
g_object_class_override_property (object_class, PROP_SCREEN_POSITION, "screen-position");
g_object_class_override_property (object_class, PROP_EXPAND, "expand");
}
static void
xfce_internal_panel_plugin_init (XfceInternalPanelPlugin *plugin)
{
XfceInternalPanelPluginPrivate *priv;
priv = XFCE_INTERNAL_PANEL_PLUGIN_GET_PRIVATE (plugin);
priv->name = NULL;
priv->id = NULL;
priv->display_name = NULL;
priv->size = 0;
priv->screen_position = XFCE_SCREEN_POSITION_NONE;
priv->expand = FALSE;
}
/* GObject */
static void
xfce_internal_panel_plugin_finalize (GObject *object)
{
XfceInternalPanelPluginPrivate *priv;
priv = XFCE_INTERNAL_PANEL_PLUGIN_GET_PRIVATE (object);
g_free (priv->name);
g_free (priv->id);
g_free (priv->display_name);
G_OBJECT_CLASS (xfce_internal_panel_plugin_parent_class)->finalize (object);
}
static void
xfce_internal_panel_plugin_get_property (GObject *object,
guint prop_id,
GValue *value,
GParamSpec *pspec)
{
XfceInternalPanelPluginPrivate *priv;
priv = XFCE_INTERNAL_PANEL_PLUGIN_GET_PRIVATE (object);
switch (prop_id)
{
case PROP_NAME:
g_value_set_static_string (value, priv->name);
break;
case PROP_ID:
g_value_set_static_string (value, priv->id);
break;
case PROP_DISPLAY_NAME:
g_value_set_static_string (value, priv->display_name);
break;
case PROP_SIZE:
g_value_set_int (value, priv->size);
break;
case PROP_SCREEN_POSITION:
g_value_set_enum (value, priv->screen_position);
break;
case PROP_EXPAND:
g_value_set_boolean (value, priv->expand);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
}
}
static void
xfce_internal_panel_plugin_set_property (GObject *object,
guint prop_id,
const GValue *value,
GParamSpec *pspec)
{
XfceInternalPanelPluginPrivate *priv;
priv = XFCE_INTERNAL_PANEL_PLUGIN_GET_PRIVATE (object);
switch (prop_id)
{
case PROP_EXPAND:
xfce_internal_panel_plugin_set_expand (XFCE_PANEL_PLUGIN (object),
g_value_get_boolean (value));
break;
case PROP_NAME:
xfce_internal_panel_plugin_set_name (XFCE_PANEL_PLUGIN (object),
g_value_get_string (value));
break;
case PROP_ID:
xfce_internal_panel_plugin_set_id (XFCE_PANEL_PLUGIN (object),
g_value_get_string (value));
break;
case PROP_DISPLAY_NAME:
xfce_internal_panel_plugin_set_display_name (XFCE_PANEL_PLUGIN (object),
g_value_get_string (value));
break;
case PROP_SIZE:
xfce_internal_panel_plugin_set_size (XFCE_PANEL_ITEM (object),
g_value_get_int (value));
break;
case PROP_SCREEN_POSITION:
xfce_internal_panel_plugin_set_screen_position (XFCE_PANEL_ITEM (object),
g_value_get_enum (value));
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
}
}
/* item interface */
static const gchar *
xfce_internal_panel_plugin_get_name (XfcePanelItem *plugin)
{
XfceInternalPanelPluginPrivate *priv;
_panel_return_val_if_fail (XFCE_IS_INTERNAL_PANEL_PLUGIN (plugin), NULL);
priv = XFCE_INTERNAL_PANEL_PLUGIN_GET_PRIVATE (XFCE_INTERNAL_PANEL_PLUGIN (plugin));
return priv->name;
}
static const gchar *
xfce_internal_panel_plugin_get_id (XfcePanelItem *plugin)
{
XfceInternalPanelPluginPrivate *priv;
_panel_return_val_if_fail (XFCE_IS_INTERNAL_PANEL_PLUGIN (plugin), NULL);
priv = XFCE_INTERNAL_PANEL_PLUGIN_GET_PRIVATE (XFCE_INTERNAL_PANEL_PLUGIN (plugin));
return priv->id;
}
static const gchar *
xfce_internal_panel_plugin_get_display_name (XfcePanelItem *plugin)
{
XfceInternalPanelPluginPrivate *priv;
_panel_return_val_if_fail (XFCE_IS_INTERNAL_PANEL_PLUGIN (plugin), NULL);
priv = XFCE_INTERNAL_PANEL_PLUGIN_GET_PRIVATE (XFCE_INTERNAL_PANEL_PLUGIN (plugin));
return priv->display_name;
}
static gboolean
xfce_internal_panel_plugin_get_expand (XfcePanelItem *plugin)
{
XfceInternalPanelPluginPrivate *priv;
_panel_return_val_if_fail (XFCE_IS_INTERNAL_PANEL_PLUGIN (plugin), FALSE);
priv = XFCE_INTERNAL_PANEL_PLUGIN_GET_PRIVATE (XFCE_INTERNAL_PANEL_PLUGIN (plugin));
return priv->expand;
}
static void
xfce_internal_panel_plugin_free_data (XfcePanelItem * plugin)
{
XfceInternalPanelPluginPrivate *priv;
_panel_return_if_fail (XFCE_IS_INTERNAL_PANEL_PLUGIN (plugin));
priv = XFCE_INTERNAL_PANEL_PLUGIN_GET_PRIVATE (XFCE_INTERNAL_PANEL_PLUGIN (plugin));
_xfce_panel_plugin_signal_free_data (XFCE_PANEL_PLUGIN (plugin));
gtk_widget_destroy (GTK_WIDGET (plugin));
}
static void
xfce_internal_panel_plugin_save (XfcePanelItem * plugin)
{
XfceInternalPanelPluginPrivate *priv;
_panel_return_if_fail (XFCE_IS_INTERNAL_PANEL_PLUGIN (plugin));
priv = XFCE_INTERNAL_PANEL_PLUGIN_GET_PRIVATE (XFCE_INTERNAL_PANEL_PLUGIN (plugin));
_xfce_panel_plugin_signal_save (XFCE_PANEL_PLUGIN (plugin));
}
static void
xfce_internal_panel_plugin_set_screen_position (XfcePanelItem *plugin,
XfceScreenPosition position)
{
XfceInternalPanelPluginPrivate *priv;
gboolean orientation_changed;
_panel_return_if_fail (XFCE_IS_INTERNAL_PANEL_PLUGIN (plugin));
priv = XFCE_INTERNAL_PANEL_PLUGIN_GET_PRIVATE (XFCE_INTERNAL_PANEL_PLUGIN (plugin));
orientation_changed =
(xfce_screen_position_is_horizontal (position) !=
xfce_screen_position_is_horizontal (priv->screen_position));
priv->screen_position = position;
_xfce_panel_plugin_signal_screen_position (XFCE_PANEL_PLUGIN (plugin), position);
if (orientation_changed)
_xfce_panel_plugin_signal_orientation (XFCE_PANEL_PLUGIN (plugin),
xfce_screen_position_get_orientation (position));
_xfce_panel_plugin_signal_size (XFCE_PANEL_PLUGIN (plugin), priv->size);
}
static void
xfce_internal_panel_plugin_set_size (XfcePanelItem *plugin,
gint size)
{
XfceInternalPanelPluginPrivate *priv;
_panel_return_if_fail (XFCE_IS_INTERNAL_PANEL_PLUGIN (plugin));
priv = XFCE_INTERNAL_PANEL_PLUGIN_GET_PRIVATE (XFCE_INTERNAL_PANEL_PLUGIN (plugin));
if (size != priv->size)
{
priv->size = size;
_xfce_panel_plugin_signal_size (XFCE_PANEL_PLUGIN (plugin), size);
}
}
static void
xfce_internal_panel_plugin_set_sensitive (XfcePanelItem *plugin,
gboolean sensitive)
{
_xfce_panel_plugin_set_sensitive (XFCE_PANEL_PLUGIN (plugin), sensitive);
}
static void
xfce_internal_panel_plugin_remove_item (XfcePanelItem *plugin)
{
_xfce_panel_plugin_remove_confirm (XFCE_PANEL_PLUGIN (plugin));
}
static void
xfce_internal_panel_plugin_configure_item (XfcePanelItem *plugin)
{
_xfce_panel_plugin_signal_configure (XFCE_PANEL_PLUGIN (plugin));
}
/* plugin interface */
static void
xfce_internal_panel_plugin_remove (XfcePanelPlugin *plugin)
{
gchar *file;
_panel_return_if_fail (XFCE_IS_INTERNAL_PANEL_PLUGIN (plugin));
file = xfce_panel_plugin_save_location (plugin, FALSE);
if (file)
{
unlink (file);
g_free (file);
}
xfce_internal_panel_plugin_free_data (XFCE_PANEL_ITEM (plugin));
}
static void
xfce_internal_panel_plugin_set_expand (XfcePanelPlugin *plugin,
gboolean expand)
{
XfceInternalPanelPluginPrivate *priv;
_panel_return_if_fail (XFCE_IS_INTERNAL_PANEL_PLUGIN (plugin));
priv = XFCE_INTERNAL_PANEL_PLUGIN_GET_PRIVATE (XFCE_INTERNAL_PANEL_PLUGIN (plugin));
if (expand != priv->expand)
{
priv->expand = expand;
xfce_panel_item_expand_changed (XFCE_PANEL_ITEM (plugin), expand);
}
}
static void
xfce_internal_panel_plugin_customize_panel (XfcePanelPlugin *plugin)
{
xfce_panel_item_customize_panel (XFCE_PANEL_ITEM (plugin));
}
static void
xfce_internal_panel_plugin_customize_items (XfcePanelPlugin *plugin)
{
xfce_panel_item_customize_items (XFCE_PANEL_ITEM (plugin));
}
static void
xfce_internal_panel_plugin_move (XfcePanelPlugin *plugin)
{
xfce_panel_item_move (XFCE_PANEL_ITEM (plugin));
}
static void
xfce_internal_panel_plugin_set_panel_hidden (XfcePanelPlugin *plugin,
gboolean hidden)
{
xfce_panel_item_set_panel_hidden (XFCE_PANEL_ITEM (plugin), hidden);
}
static void
xfce_internal_panel_plugin_register_menu (XfcePanelPlugin *plugin,
GtkMenu *menu)
{
gint id;
DBG ("register menu");
xfce_panel_item_menu_opened (XFCE_PANEL_ITEM (plugin));
id = g_signal_connect (G_OBJECT (menu), "deactivate",
G_CALLBACK (_plugin_menu_deactivated), plugin);
g_object_set_data (G_OBJECT (plugin), I_("deactivate_id"),
GINT_TO_POINTER (id));
}
static void
xfce_internal_panel_plugin_focus_panel (XfcePanelPlugin *plugin)
{
xfce_panel_item_focus_panel (XFCE_PANEL_ITEM (plugin));
}
/* properties */
static void
xfce_internal_panel_plugin_set_name (XfcePanelPlugin *plugin,
const gchar *name)
{
XfceInternalPanelPluginPrivate *priv;
_panel_return_if_fail (XFCE_IS_INTERNAL_PANEL_PLUGIN (plugin));
priv = XFCE_INTERNAL_PANEL_PLUGIN_GET_PRIVATE (XFCE_INTERNAL_PANEL_PLUGIN (plugin));
g_free (priv->name);
priv->name = g_strdup (name);
}
static void
xfce_internal_panel_plugin_set_id (XfcePanelPlugin *plugin,
const gchar *id)
{
XfceInternalPanelPluginPrivate *priv;
_panel_return_if_fail (XFCE_IS_INTERNAL_PANEL_PLUGIN (plugin));
priv = XFCE_INTERNAL_PANEL_PLUGIN_GET_PRIVATE (XFCE_INTERNAL_PANEL_PLUGIN (plugin));
g_free (priv->id);
priv->id = g_strdup (id);
}
static void
xfce_internal_panel_plugin_set_display_name (XfcePanelPlugin *plugin,
const gchar *name)
{
XfceInternalPanelPluginPrivate *priv;
_panel_return_if_fail (XFCE_IS_INTERNAL_PANEL_PLUGIN (plugin));
priv = XFCE_INTERNAL_PANEL_PLUGIN_GET_PRIVATE (XFCE_INTERNAL_PANEL_PLUGIN (plugin));
g_free (priv->display_name);
priv->display_name = g_strdup (name);
}
/* ginternal functions */
static void
_plugin_menu_deactivated (GtkWidget *menu,
XfcePanelItem *item)
{
gint id;
xfce_panel_item_menu_deactivated (item);
id = GPOINTER_TO_INT (g_object_get_data (G_OBJECT (item), "deactivate_id"));
if (id > 0)
{
g_signal_handler_disconnect (G_OBJECT (menu), id);
g_object_set_data (G_OBJECT (item), I_("deactivate_id"), NULL);
}
}
static void
_plugin_setup (XfceInternalPanelPlugin *plugin,
XfcePanelPluginFunc construct)
{
XfceInternalPanelPluginPrivate *priv;
g_signal_handlers_disconnect_by_func (G_OBJECT (plugin), G_CALLBACK (_plugin_setup),
(gpointer) construct);
priv = XFCE_INTERNAL_PANEL_PLUGIN_GET_PRIVATE (plugin);
construct (XFCE_PANEL_PLUGIN (plugin));
/* make sure the plugin has the proper size */
_xfce_panel_plugin_signal_size (XFCE_PANEL_PLUGIN (plugin), priv->size);
}
/**
* xfce_internal_panel_plugin_new
* @name : plugin name
* @id : unique identifier string
* @display_name : translated plugin name
* @size : panel size
* @position : panel screen position
* @construct : #XfcePanelPluginFunc that will be called to construct the
* plugin widgets.
*
* Creates a new ginternal plugin. This function should not be used directly,
* but only throught the XFCE_PANEL_PLUGIN_REGISTER_INTERNAL () macro.
*
* Returns: Newly created panel plugin widget.
**/
GtkWidget *
xfce_internal_panel_plugin_new (const gchar *name,
const gchar *id,
const gchar *display_name,
gint size,
XfceScreenPosition position,
XfcePanelPluginFunc construct)
{
GtkWidget *plugin;
XfceInternalPanelPluginPrivate *priv;
plugin = g_object_new (XFCE_TYPE_INTERNAL_PANEL_PLUGIN, NULL);
priv = XFCE_INTERNAL_PANEL_PLUGIN_GET_PRIVATE (plugin);
priv->name = g_strdup (name);
priv->id = g_strdup (id);
priv->display_name = g_strdup (display_name);
priv->screen_position = position;
priv->size = size;
/* add menu */
_xfce_panel_plugin_create_menu (XFCE_PANEL_PLUGIN (plugin));
xfce_panel_plugin_add_action_widget (XFCE_PANEL_PLUGIN (plugin),
GTK_WIDGET (plugin));
g_signal_connect_after (G_OBJECT (plugin), "realize",
G_CALLBACK (_plugin_setup), construct);
return plugin;
}
#define __XFCE_PANEL_INTERNAL_PLUGIN_C__
#include <libxfce4panel/libxfce4panel-aliasdef.c>