moving from https://github.com/perberos/mate-desktop-environment

1 files changed, 1879 insertions, 0 deletions

diff --git a/matecomponent/libmate-panel-applet/mate-panel-applet.c b/matecomponent/libmate-panel-applet/mate-panel-applet.c
new file mode 100644
index 00000000..c83df49f
--- /dev/null
+++ b/matecomponent/libmate-panel-applet/mate-panel-applet.c
@@ -0,0 +1,1879 @@
+/*
+ * mate-panel-applet.c: panel applet writing library.
+ *
+ * Copyright (C) 2001 Sun Microsystems, Inc.
+ *
+ * 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.
+ *
+ * Authors:
+ *     Mark McLoughlin <[email protected]>
+ */
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+
+#include <unistd.h>
+#include <stdlib.h>
+#include <string.h>
+
+#include <cairo.h>
+#include <gdk/gdk.h>
+#include <gdk/gdkx.h>
+#include <gdk/gdkkeysyms.h>
+#include <gtk/gtk.h>
+#include <matecomponent/matecomponent-ui-util.h>
+#include <matecomponent/matecomponent-main.h>
+#include <matecomponent/matecomponent-types.h>
+#include <matecomponent/matecomponent-property-bag.h>
+#include <matecomponent/matecomponent-item-handler.h>
+#include <matecomponent/matecomponent-shlib-factory.h>
+#include <matecomponent/matecomponent-property-bag-client.h>
+#include <mateconf/mateconf.h>
+#include <mateconf/mateconf-client.h>
+#include <X11/Xatom.h>
+
+#include "mate-panel-applet.h"
+#include "mate-panel-applet-private.h"
+#include "mate-panel-applet-shell.h"
+#include "mate-panel-applet-marshal.h"
+#include "mate-panel-applet-enums.h"
+
+#define MATE_PANEL_APPLET_GET_PRIVATE(o) (G_TYPE_INSTANCE_GET_PRIVATE ((o), PANEL_TYPE_APPLET, MatePanelAppletPrivate))
+
+struct _MatePanelAppletPrivate {
+	MatePanelAppletShell           *shell;
+	MateComponentControl              *control;
+	MateComponentPropertyBag          *prop_sack;
+	MateComponentItemHandler          *item_handler;
+	MateConfClient                *client;
+
+	char                       *iid;
+	GClosure                   *closure;
+	gboolean                    bound;
+	char                       *prefs_key;
+
+	MatePanelAppletFlags            flags;
+	MatePanelAppletOrient           orient;
+	guint                       size;
+	char                       *background;
+	GtkWidget                  *background_widget;
+
+	int                         previous_width;
+	int                         previous_height;
+
+        int                        *size_hints;
+        int                         size_hints_len;
+
+	gboolean                    moving_focus_out;
+
+	gboolean                    locked_down;
+};
+
+enum {
+        CHANGE_ORIENT,
+        CHANGE_SIZE,
+        CHANGE_BACKGROUND,
+	MOVE_FOCUS_OUT_OF_APPLET,
+        SAVE_YOURSELF,
+        LAST_SIGNAL
+};
+
+static guint mate_panel_applet_signals [LAST_SIGNAL];
+
+#define PROPERTY_ORIENT     "mate-panel-applet-orient"
+#define PROPERTY_SIZE       "mate-panel-applet-size"
+#define PROPERTY_BACKGROUND "mate-panel-applet-background"
+#define PROPERTY_FLAGS      "mate-panel-applet-flags"
+#define PROPERTY_SIZE_HINTS "mate-panel-applet-size-hints"
+#define PROPERTY_LOCKED_DOWN "mate-panel-applet-locked-down"
+
+enum {
+	PROPERTY_ORIENT_IDX,
+	PROPERTY_SIZE_IDX,
+	PROPERTY_BACKGROUND_IDX,
+	PROPERTY_FLAGS_IDX,
+	PROPERTY_SIZE_HINTS_IDX,
+	PROPERTY_LOCKED_DOWN_IDX
+};
+
+G_DEFINE_TYPE (MatePanelApplet, mate_panel_applet, GTK_TYPE_EVENT_BOX)
+
+static void mate_panel_applet_handle_background (MatePanelApplet *applet);
+static void mate_panel_applet_setup             (MatePanelApplet *applet);
+
+static void
+mate_panel_applet_associate_schemas_in_dir (MateConfClient  *client,
+				       const gchar  *prefs_key,
+				       const gchar  *schema_dir,
+				       GError      **error)
+{
+	GSList *list, *l;
+
+	list = mateconf_client_all_entries (client, schema_dir, error);
+
+	if (*error != NULL)
+		return;
+
+	for (l = list; l; l = l->next) {
+		MateConfEntry  *entry = l->data;
+		const gchar *schema_key;
+		MateConfEntry  *applet_entry;
+		const gchar *applet_schema_key;
+		gchar       *key;
+		gchar       *tmp;
+
+		schema_key = mateconf_entry_get_key (entry);
+		tmp = g_path_get_basename (schema_key);
+
+		if (strchr (tmp, '-'))
+			g_warning ("Applet key '%s' contains a hyphen. Please "
+				   "use underscores in mateconf keys\n", tmp);
+
+		key = g_strdup_printf ("%s/%s", prefs_key, tmp);
+		g_free (tmp);
+
+		/* Associating a schema is potentially expensive, so let's try
+		 * to avoid this by doing it only when needed. So we check if
+		 * the key is already correctly associated. */
+
+		applet_entry = mateconf_client_get_entry (client, key,
+						       NULL, TRUE, NULL);
+		if (applet_entry)
+			applet_schema_key = mateconf_entry_get_schema_name (applet_entry);
+		else
+			applet_schema_key = NULL;
+
+		if (g_strcmp0 (schema_key, applet_schema_key) != 0) {
+			mateconf_engine_associate_schema (client->engine,
+						       key, schema_key, error);
+
+			if (applet_entry == NULL ||
+			    mateconf_entry_get_value (applet_entry) == NULL ||
+			    mateconf_entry_get_is_default (applet_entry)) {
+				/* unset the key: mateconf_client_get_entry()
+				 * brought an invalid entry in the client
+				 * cache, and we want to fix this */
+				mateconf_client_unset (client, key, NULL);
+			}
+		}
+
+		g_free (key);
+
+		if (applet_entry)
+			mateconf_entry_unref (applet_entry);
+		mateconf_entry_unref (entry);
+
+		if (*error) {
+			g_slist_free (list);
+			return;
+		}
+	}
+
+	g_slist_free (list);
+
+	list = mateconf_client_all_dirs (client, schema_dir, error);
+
+	for (l = list; l; l = l->next) {
+		gchar *subdir = l->data;
+		gchar *prefs_subdir;
+		gchar *schema_subdir;
+		gchar *tmp;
+
+		tmp = g_path_get_basename (subdir);
+
+		prefs_subdir  = g_strdup_printf ("%s/%s", prefs_key, tmp);
+		schema_subdir = g_strdup_printf ("%s/%s", schema_dir, tmp);
+
+		mate_panel_applet_associate_schemas_in_dir (client,
+						       prefs_subdir,
+						       schema_subdir,
+						       error);
+
+		g_free (prefs_subdir);
+		g_free (schema_subdir);
+		g_free (subdir);
+		g_free (tmp);
+
+		if (*error) {
+			g_slist_free (list);
+			return;
+		}
+	}
+
+	g_slist_free (list);
+}
+
+void
+mate_panel_applet_add_preferences (MatePanelApplet  *applet,
+			      const gchar  *schema_dir,
+			      GError      **opt_error)
+{
+	GError **error = NULL;
+	GError  *our_error = NULL;
+
+	g_return_if_fail (PANEL_IS_APPLET (applet));
+	g_return_if_fail (schema_dir != NULL);
+
+	if (!applet->priv->prefs_key)
+		return;
+
+	if (opt_error)
+		error = opt_error;
+	else
+		error = &our_error;
+
+	mate_panel_applet_associate_schemas_in_dir (applet->priv->client,
+					       applet->priv->prefs_key,
+					       schema_dir,
+					       error);
+
+	if (!opt_error && our_error) {
+		g_warning (G_STRLOC ": failed to add preferences from '%s' : '%s'",
+			   schema_dir, our_error->message);
+		g_error_free (our_error);
+	}
+}
+
+char *
+mate_panel_applet_get_preferences_key (MatePanelApplet *applet)
+{
+	g_return_val_if_fail (PANEL_IS_APPLET (applet), NULL);
+
+	if (!applet->priv->prefs_key)
+		return NULL;
+
+	return g_strdup (applet->priv->prefs_key);
+}
+
+static void
+mate_panel_applet_set_preferences_key (MatePanelApplet *applet,
+				  const char  *prefs_key)
+{
+	g_return_if_fail (PANEL_IS_APPLET (applet));
+
+	if (applet->priv->prefs_key) {
+		mateconf_client_remove_dir (applet->priv->client,
+					 applet->priv->prefs_key,
+					 NULL);
+
+		g_free (applet->priv->prefs_key);
+		applet->priv->prefs_key = NULL;
+	}
+
+	if (prefs_key) {
+		applet->priv->prefs_key = g_strdup (prefs_key);
+
+		mateconf_client_add_dir (applet->priv->client,
+				      applet->priv->prefs_key,
+				      MATECONF_CLIENT_PRELOAD_RECURSIVE,
+				      NULL);
+	}
+}
+
+MatePanelAppletFlags
+mate_panel_applet_get_flags (MatePanelApplet *applet)
+{
+	g_return_val_if_fail (PANEL_IS_APPLET (applet), MATE_PANEL_APPLET_FLAGS_NONE);
+
+	return applet->priv->flags;
+}
+
+void
+mate_panel_applet_set_flags (MatePanelApplet      *applet,
+			MatePanelAppletFlags  flags)
+{
+	g_return_if_fail (PANEL_IS_APPLET (applet));
+
+	if (applet->priv->prop_sack != NULL)
+		matecomponent_pbclient_set_short (MATECOMPONENT_OBJREF (applet->priv->prop_sack), PROPERTY_FLAGS, flags, NULL);
+	else
+		applet->priv->flags = flags;
+}
+
+void
+mate_panel_applet_set_size_hints (MatePanelApplet      *applet,
+			     const int        *size_hints,
+			     int               n_elements,
+			     int               base_size)
+{
+	CORBA_sequence_CORBA_long *seq;
+	CORBA_Environment          env;
+	CORBA_any                  any;
+	int                        i;
+
+	CORBA_exception_init (&env);
+
+	seq = CORBA_sequence_CORBA_long__alloc ();
+	seq->_length = seq->_maximum = n_elements;
+	seq->_release = CORBA_TRUE;
+	seq->_buffer  = CORBA_sequence_CORBA_long_allocbuf (seq->_length);
+
+	for (i = 0; i < n_elements; i++)
+		seq->_buffer [i] = size_hints [i] + base_size;
+
+	any._type    = TC_CORBA_sequence_CORBA_long;
+	any._release = CORBA_FALSE;
+	any._value   = seq;
+
+	MateComponent_PropertyBag_setValue (MATECOMPONENT_OBJREF (applet->priv->prop_sack),
+				     PROPERTY_SIZE_HINTS,
+				     &any,
+				     &env);
+
+	CORBA_free (seq);
+
+	CORBA_exception_free (&env);
+}
+
+guint
+mate_panel_applet_get_size (MatePanelApplet *applet)
+{
+	g_return_val_if_fail (PANEL_IS_APPLET (applet), 0);
+
+	return applet->priv->size;
+}
+
+MatePanelAppletOrient
+mate_panel_applet_get_orient (MatePanelApplet *applet)
+{
+	g_return_val_if_fail (PANEL_IS_APPLET (applet), 0);
+
+	return applet->priv->orient;
+}
+
+gboolean
+mate_panel_applet_get_locked_down (MatePanelApplet *applet)
+{
+	g_return_val_if_fail (PANEL_IS_APPLET (applet), FALSE);
+
+	return applet->priv->locked_down;
+}
+
+static Atom _net_wm_window_type = None;
+static Atom _net_wm_window_type_dock = None;
+static Atom _net_active_window = None;
+
+static void
+mate_panel_applet_init_atoms (Display *xdisplay)
+{
+	if (_net_wm_window_type == None)
+		_net_wm_window_type = XInternAtom (xdisplay,
+						   "_NET_WM_WINDOW_TYPE",
+						   False);
+
+	if (_net_wm_window_type_dock == None)
+		_net_wm_window_type_dock = XInternAtom (xdisplay,
+							"_NET_WM_WINDOW_TYPE_DOCK",
+							False);
+
+	if (_net_active_window == None)
+		_net_active_window = XInternAtom (xdisplay,
+						  "_NET_ACTIVE_WINDOW",
+						  False);
+}
+
+static Window
+mate_panel_applet_find_toplevel_dock_window (MatePanelApplet *applet,
+					Display	    *xdisplay)
+{
+	GtkWidget  *toplevel;
+	Window	    xwin;
+	Window	    root, parent, *child;
+	int	    num_children;
+
+	toplevel = gtk_widget_get_toplevel (GTK_WIDGET (applet));
+	if (!gtk_widget_get_realized (toplevel))
+		return None;
+
+	xwin = GDK_WINDOW_XID (gtk_widget_get_window (toplevel));
+
+	child = NULL;
+	parent = root = None;
+	do {
+		Atom	type_return;
+		Atom	window_type;
+		int	format_return;
+		gulong	number_return, bytes_after_return;
+		guchar *data_return;
+
+		XGetWindowProperty (xdisplay,
+				    xwin,
+				    _net_wm_window_type,
+				    0, 1, False,
+				    XA_ATOM,
+				    &type_return, &format_return,
+				    &number_return,
+				    &bytes_after_return,
+				    &data_return);
+
+		if (type_return == XA_ATOM) {
+			window_type = *(Atom *) data_return;
+
+			XFree (data_return);
+			data_return = NULL;
+
+			if (window_type == _net_wm_window_type_dock)
+				return xwin;
+		}
+
+		if (!XQueryTree (xdisplay,
+			   xwin,
+			   &root, &parent, &child,
+			   (guint *) &num_children)) {
+			   return None;
+		}
+
+		if (child && num_children > 0)
+			XFree (child);
+
+		xwin = parent;
+
+	} while (xwin != None && xwin != root);
+
+	return None;
+}
+
+/* This function
+ *   1) Gets the window id of the panel that contains the applet
+ *	using XQueryTree and XGetWindowProperty to find an ancestor
+ *	window with the _NET_WM_WINDOW_TYPE_DOCK window type.
+ *   2) Sends a _NET_ACTIVE_WINDOW message to get that panel focused
+ */
+void
+mate_panel_applet_request_focus (MatePanelApplet	 *applet,
+			    guint32	  timestamp)
+{
+	GdkScreen  *screen;
+	GdkWindow  *root;
+	GdkDisplay *display;
+	Display	   *xdisplay;
+	Window	    dock_xwindow;
+	Window	    xroot;
+	XEvent	    xev;
+
+	g_return_if_fail (PANEL_IS_APPLET (applet));
+
+	screen	= gtk_widget_get_screen (GTK_WIDGET (applet));
+	root	= gdk_screen_get_root_window (screen);
+	display = gdk_screen_get_display (screen);
+
+	xdisplay = GDK_DISPLAY_XDISPLAY (display);
+	xroot	 = GDK_WINDOW_XWINDOW (root);
+
+	mate_panel_applet_init_atoms (xdisplay);
+
+	dock_xwindow = mate_panel_applet_find_toplevel_dock_window (applet, xdisplay);
+	if (dock_xwindow == None)
+		return;
+
+	xev.xclient.type	 = ClientMessage;
+	xev.xclient.serial	 = 0;
+	xev.xclient.send_event	 = True;
+	xev.xclient.window	 = dock_xwindow;
+	xev.xclient.message_type = _net_active_window;
+	xev.xclient.format	 = 32;
+	xev.xclient.data.l[0]	 = 1; /* requestor type; we're an app, I guess */
+	xev.xclient.data.l[1]	 = timestamp;
+	xev.xclient.data.l[2]	 = None; /* "currently active window", supposedly */
+	xev.xclient.data.l[3]	 = 0;
+	xev.xclient.data.l[4]	 = 0;
+
+	XSendEvent (xdisplay,
+		    xroot, False,
+		    SubstructureRedirectMask | SubstructureNotifyMask,
+		    &xev);
+}
+
+void
+mate_panel_applet_setup_menu (MatePanelApplet        *applet,
+			 const gchar        *xml,
+			 const MateComponentUIVerb *verb_list,
+			 gpointer            user_data)
+{
+	MateComponentUIComponent *popup_component;
+
+	g_return_if_fail (PANEL_IS_APPLET (applet));
+	g_return_if_fail (xml != NULL && verb_list != NULL);
+
+	popup_component = mate_panel_applet_get_popup_component (applet);
+
+	matecomponent_ui_component_set (popup_component, "/", "<popups/>", NULL);
+
+	matecomponent_ui_component_set_translate (popup_component, "/popups", xml, NULL);
+
+	matecomponent_ui_component_add_verb_list_with_data (popup_component, verb_list, user_data);
+}
+
+void
+mate_panel_applet_setup_menu_from_file (MatePanelApplet        *applet,
+				   const gchar        *opt_datadir,
+				   const gchar        *file,
+				   const gchar        *opt_app_name,
+				   const MateComponentUIVerb *verb_list,
+				   gpointer            user_data)
+{
+	MateComponentUIComponent *popup_component;
+	gchar             *app_name = NULL;
+
+	g_return_if_fail (PANEL_IS_APPLET (applet));
+	g_return_if_fail (file != NULL && verb_list != NULL);
+
+	if (!opt_datadir)
+		opt_datadir = MATE_PANEL_APPLET_DATADIR;
+
+	if (!opt_app_name)
+		opt_app_name = app_name = g_strdup_printf ("%lu",
+							   (unsigned long) getpid ());
+
+	popup_component = mate_panel_applet_get_popup_component (applet);
+
+	matecomponent_ui_util_set_ui (popup_component, opt_datadir, file, opt_app_name, NULL);
+
+	matecomponent_ui_component_add_verb_list_with_data (popup_component, verb_list, user_data);
+
+	if (app_name)
+		g_free (app_name);
+}
+
+MateComponentControl *
+mate_panel_applet_get_control (MatePanelApplet *applet)
+{
+	g_return_val_if_fail (PANEL_IS_APPLET (applet), NULL);
+
+	return applet->priv->control;
+}
+
+MateComponentUIComponent *
+mate_panel_applet_get_popup_component (MatePanelApplet *applet)
+{
+	g_return_val_if_fail (PANEL_IS_APPLET (applet), NULL);
+
+	return matecomponent_control_get_popup_ui_component (applet->priv->control);
+}
+
+static void
+mate_panel_applet_finalize (GObject *object)
+{
+	MatePanelApplet *applet = MATE_PANEL_APPLET (object);
+
+	mate_panel_applet_set_preferences_key (applet, NULL);
+
+	if (applet->priv->client)
+		g_object_unref (applet->priv->client);
+	applet->priv->client = NULL;
+
+	if (applet->priv->prop_sack)
+		matecomponent_object_unref (
+			MATECOMPONENT_OBJECT (applet->priv->prop_sack));
+	applet->priv->prop_sack = NULL;
+
+	g_free (applet->priv->size_hints);
+	g_free (applet->priv->prefs_key);
+	g_free (applet->priv->background);
+	g_free (applet->priv->iid);
+
+	if (applet->priv->closure)
+		g_closure_unref (applet->priv->closure);
+	applet->priv->closure = NULL;
+
+	G_OBJECT_CLASS (mate_panel_applet_parent_class)->finalize (object);
+}
+
+static gboolean
+container_has_focusable_child (GtkContainer *container)
+{
+	GtkWidget *child;
+	GList *list;
+	GList *t;
+	gboolean retval = FALSE;
+
+	list = gtk_container_get_children (container);
+
+	for (t = list; t; t = t->next) {
+		child = GTK_WIDGET (t->data);
+		if (gtk_widget_get_can_focus (child)) {
+			retval = TRUE;
+			break;
+		} else if (GTK_IS_CONTAINER (child)) {
+			retval = container_has_focusable_child (GTK_CONTAINER (child));
+			if (retval)
+				break;
+		}
+	}
+	g_list_free (list);
+	return retval;
+}
+
+static void
+mate_panel_applet_position_menu (GtkMenu   *menu,
+			    int       *x,
+			    int       *y,
+			    gboolean  *push_in,
+			    GtkWidget *widget)
+{
+	MatePanelApplet    *applet;
+	GtkAllocation   allocation;
+	GtkRequisition  requisition;
+	GdkScreen      *screen;
+	int             menu_x = 0;
+	int             menu_y = 0;
+	int             pointer_x;
+	int             pointer_y;
+
+	g_return_if_fail (PANEL_IS_APPLET (widget));
+
+	applet = MATE_PANEL_APPLET (widget);
+
+	screen = gtk_widget_get_screen (widget);
+
+	gtk_widget_size_request (GTK_WIDGET (menu), &requisition);
+
+	gdk_window_get_origin (gtk_widget_get_window (widget),
+			       &menu_x, &menu_y);
+	gtk_widget_get_pointer (widget, &pointer_x, &pointer_y);
+
+	gtk_widget_get_allocation (widget, &allocation);
+
+	menu_x += allocation.x;
+	menu_y += allocation.y;
+
+	if (applet->priv->orient == MATE_PANEL_APPLET_ORIENT_UP ||
+	    applet->priv->orient == MATE_PANEL_APPLET_ORIENT_DOWN) {
+		if (gtk_widget_get_direction (GTK_WIDGET (menu)) != GTK_TEXT_DIR_RTL) {
+			if (pointer_x < allocation.width &&
+			    requisition.width < pointer_x)
+				menu_x += MIN (pointer_x,
+					       allocation.width - requisition.width);
+		} else {
+			menu_x += allocation.width - requisition.width;
+			if (pointer_x > 0 && pointer_x < allocation.width &&
+			    pointer_x < allocation.width - requisition.width) {
+				menu_x -= MIN (allocation.width - pointer_x,
+					       allocation.width - requisition.width);
+			}
+		}
+		menu_x = MIN (menu_x, gdk_screen_get_width (screen) - requisition.width);
+
+		if (menu_y > gdk_screen_get_height (screen) / 2)
+			menu_y -= requisition.height;
+		else
+			menu_y += allocation.height;
+	} else  {
+		if (pointer_y < allocation.height &&
+		    requisition.height < pointer_y)
+			menu_y += MIN (pointer_y, allocation.height - requisition.height);
+		menu_y = MIN (menu_y, gdk_screen_get_height (screen) - requisition.height);
+
+		if (menu_x > gdk_screen_get_width (screen) / 2)
+			menu_x -= requisition.width;
+		else
+			menu_x += allocation.width;
+
+	}
+
+	*x = menu_x;
+	*y = menu_y;
+	*push_in = TRUE;
+}
+
+static gboolean
+mate_panel_applet_can_focus (GtkWidget *widget)
+{
+	/*
+	 * A MatePanelApplet widget can focus if it has a tooltip or it does
+	 * not have any focusable children.
+	 */
+	if (gtk_widget_get_has_tooltip (widget))
+		return TRUE;
+
+	if (!PANEL_IS_APPLET (widget))
+		return FALSE;
+
+	return !container_has_focusable_child (GTK_CONTAINER (widget));
+}
+
+static gboolean
+mate_panel_applet_button_press (GtkWidget      *widget,
+			   GdkEventButton *event)
+{
+	MatePanelApplet *applet = MATE_PANEL_APPLET (widget);
+
+	if (!container_has_focusable_child (GTK_CONTAINER (applet))) {
+		if (!gtk_widget_has_focus (widget)) {
+			gtk_widget_set_can_focus (widget, TRUE);
+			gtk_widget_grab_focus (widget);
+		}
+	}
+
+	if (event->button == 1)
+		return TRUE;
+	else if (event->button == 3) {
+		matecomponent_control_do_popup_full (
+				applet->priv->control,
+				NULL, NULL,
+				(GtkMenuPositionFunc) mate_panel_applet_position_menu,
+				applet,
+				event->button,
+				event->time);
+		return TRUE;
+	}
+
+	return FALSE;
+}
+
+gboolean
+_mate_panel_applet_popup_menu (MatePanelApplet *applet,
+			  guint button,
+			  guint32 time)
+{
+	matecomponent_control_do_popup_full (applet->priv->control, NULL, NULL,
+				      (GtkMenuPositionFunc) mate_panel_applet_position_menu,
+				      applet, button, time);
+	return TRUE;
+}
+
+static gboolean
+mate_panel_applet_popup_menu (MatePanelApplet *applet)
+{
+	return _mate_panel_applet_popup_menu (applet, 3, GDK_CURRENT_TIME);
+}
+
+static void
+mate_panel_applet_size_request (GtkWidget *widget, GtkRequisition *requisition)
+{
+	int focus_width = 0;
+
+	GTK_WIDGET_CLASS (mate_panel_applet_parent_class)->size_request (widget,
+								    requisition);
+
+	if (!mate_panel_applet_can_focus (widget))
+		return;
+
+	/*
+	 * We are deliberately ignoring focus-padding here to
+	 * save valuable panel real estate.
+	 */
+	gtk_widget_style_get (widget,
+			      "focus-line-width", &focus_width,
+			      NULL);
+
+	requisition->width  += 2 * focus_width;
+	requisition->height += 2 * focus_width;
+}
+
+static void
+mate_panel_applet_size_allocate (GtkWidget     *widget,
+			    GtkAllocation *allocation)
+{
+	GtkAllocation  child_allocation;
+	GtkBin        *bin;
+	GtkWidget     *child;
+	int            border_width;
+	int            focus_width = 0;
+	MatePanelApplet   *applet;
+
+	if (!mate_panel_applet_can_focus (widget)) {
+		GTK_WIDGET_CLASS (mate_panel_applet_parent_class)->size_allocate (widget, allocation);
+	} else {
+		/*
+		 * We are deliberately ignoring focus-padding here to
+		 * save valuable panel real estate.
+		 */
+		gtk_widget_style_get (widget,
+				      "focus-line-width", &focus_width,
+				      NULL);
+
+		border_width = gtk_container_get_border_width (GTK_CONTAINER (widget));
+
+		gtk_widget_set_allocation (widget, allocation);
+		bin = GTK_BIN (widget);
+
+		child_allocation.x = focus_width;
+		child_allocation.y = focus_width;
+
+		child_allocation.width  = MAX (allocation->width  - border_width * 2, 0);
+		child_allocation.height = MAX (allocation->height - border_width * 2, 0);
+
+		if (gtk_widget_get_realized (widget))
+			gdk_window_move_resize (gtk_widget_get_window (widget),
+						allocation->x + border_width,
+						allocation->y + border_width,
+						child_allocation.width,
+						child_allocation.height);
+
+		child_allocation.width  = MAX (child_allocation.width  - 2 * focus_width, 0);
+		child_allocation.height = MAX (child_allocation.height - 2 * focus_width, 0);
+
+		child = gtk_bin_get_child (bin);
+		if (child)
+			gtk_widget_size_allocate (child, &child_allocation);
+	}
+
+	applet = MATE_PANEL_APPLET (widget);
+
+	if (applet->priv->previous_height != allocation->height ||
+	    applet->priv->previous_width  != allocation->width) {
+		applet->priv->previous_height = allocation->height;
+		applet->priv->previous_width = allocation->width;
+
+		mate_panel_applet_handle_background (applet);
+	}
+}
+
+static gboolean
+mate_panel_applet_expose (GtkWidget      *widget,
+		     GdkEventExpose *event)
+{
+	GtkAllocation allocation;
+	int border_width;
+	int focus_width = 0;
+	int x, y, width, height;
+
+	g_return_val_if_fail (PANEL_IS_APPLET (widget), FALSE);
+	g_return_val_if_fail (event != NULL, FALSE);
+
+	GTK_WIDGET_CLASS (mate_panel_applet_parent_class)->expose_event (widget, event);
+
+        if (!gtk_widget_has_focus (widget))
+		return FALSE;
+
+	gtk_widget_get_allocation (widget, &allocation);
+
+	/*
+	 * We are deliberately ignoring focus-padding here to
+	 * save valuable panel real estate.
+	 */
+	gtk_widget_style_get (widget,
+			      "focus-line-width", &focus_width,
+			      NULL);
+
+	border_width = gtk_container_get_border_width (GTK_CONTAINER (widget));
+
+	x = allocation.x;
+	y = allocation.y;
+
+	width  = allocation.width  - 2 * border_width;
+	height = allocation.height - 2 * border_width;
+
+	gtk_paint_focus (gtk_widget_get_style (widget),
+			 gtk_widget_get_window (widget),
+			 gtk_widget_get_state (widget),
+			 &event->area, widget, "mate_panel_applet",
+			 x, y, width, height);
+
+	return FALSE;
+}
+
+static gboolean
+mate_panel_applet_focus (GtkWidget        *widget,
+		    GtkDirectionType  dir)
+{
+	gboolean ret;
+	GtkWidget *previous_focus_child;
+	MatePanelApplet *applet;
+
+	g_return_val_if_fail (PANEL_IS_APPLET (widget), FALSE);
+
+	applet = MATE_PANEL_APPLET (widget);
+	if (applet->priv->moving_focus_out) {
+		/*
+		 * Applet will retain focus if there is nothing else on the
+		 * panel to get focus
+		 */
+		applet->priv->moving_focus_out = FALSE;
+		return FALSE;
+	}
+
+	previous_focus_child = gtk_container_get_focus_child (GTK_CONTAINER (widget));
+	if (!previous_focus_child && !gtk_widget_has_focus (widget)) {
+		if (gtk_widget_get_has_tooltip (widget)) {
+			gtk_widget_set_can_focus (widget, TRUE);
+			gtk_widget_grab_focus (widget);
+			gtk_widget_set_can_focus (widget, FALSE);
+			return TRUE;
+		}
+	}
+	ret = GTK_WIDGET_CLASS (mate_panel_applet_parent_class)->focus (widget, dir);
+
+	if (!ret && !previous_focus_child) {
+		if (!gtk_widget_has_focus (widget))  {
+			/*
+			 * Applet does not have a widget which can focus so set
+			 * the focus on the applet unless it already had focus
+			 * because it had a tooltip.
+			 */
+			gtk_widget_set_can_focus (widget, TRUE);
+			gtk_widget_grab_focus (widget);
+			gtk_widget_set_can_focus (widget, FALSE);
+			ret = TRUE;
+		}
+	}
+
+	return ret;
+}
+
+static gboolean
+mate_panel_applet_parse_color (const gchar *color_str,
+			  GdkColor    *color)
+{
+	int r, g, b;
+
+	g_assert (color_str && color);
+
+	if (sscanf (color_str, "%4x%4x%4x", &r, &g, &b) != 3)
+		return FALSE;
+
+	color->red   = r;
+	color->green = g;
+	color->blue  = b;
+
+	return TRUE;
+}
+
+static gboolean
+mate_panel_applet_parse_pixmap_str (const char *str,
+			       GdkNativeWindow *xid,
+			       int             *x,
+			       int             *y)
+{
+	char **elements;
+	char  *tmp;
+
+	g_return_val_if_fail (str != NULL, FALSE);
+	g_return_val_if_fail (xid != NULL, FALSE);
+	g_return_val_if_fail (x != NULL, FALSE);
+	g_return_val_if_fail (y != NULL, FALSE);
+
+	elements = g_strsplit (str, ",", -1);
+
+	if (!elements)
+		return FALSE;
+
+	if (!elements [0] || !*elements [0] ||
+	    !elements [1] || !*elements [1] ||
+	    !elements [2] || !*elements [2])
+		goto ERROR_AND_FREE;
+
+	*xid = strtol (elements [0], &tmp, 10);
+	if (tmp == elements [0])
+		goto ERROR_AND_FREE;
+
+	*x   = strtol (elements [1], &tmp, 10);
+	if (tmp == elements [1])
+		goto ERROR_AND_FREE;
+
+	*y   = strtol (elements [2], &tmp, 10);
+	if (tmp == elements [2])
+		goto ERROR_AND_FREE;
+
+ 	g_strfreev (elements);
+	return TRUE;
+
+ ERROR_AND_FREE:
+ 	g_strfreev (elements);
+	return FALSE;
+}
+
+static GdkPixmap *
+mate_panel_applet_get_pixmap (MatePanelApplet     *applet,
+			 GdkNativeWindow  xid,
+			 int              x,
+			 int              y)
+{
+	gboolean         display_grabbed;
+	GdkPixmap       *pixmap;
+	GdkDisplay      *display;
+	GdkPixmap       *retval;
+	GdkWindow       *window;
+	int              width;
+	int              height;
+	cairo_t         *cr;
+	cairo_pattern_t *pattern;
+
+	g_return_val_if_fail (PANEL_IS_APPLET (applet), NULL);
+
+	if (!gtk_widget_get_realized (GTK_WIDGET (applet)))
+		return NULL;
+
+	display = gdk_display_get_default ();
+	display_grabbed = FALSE;
+
+	window = gtk_widget_get_window (GTK_WIDGET (applet));
+
+	pixmap = gdk_pixmap_lookup_for_display (display, xid);
+	if (pixmap)
+		g_object_ref (pixmap);
+	else {
+		display_grabbed = TRUE;
+		gdk_x11_display_grab (display);
+		pixmap = gdk_pixmap_foreign_new_for_display (display, xid);
+	}
+
+	/* This can happen if the user changes the background very fast.
+	 * We'll get the next update, so it's not a big deal. */
+	if (pixmap == NULL) {
+		if (display_grabbed)
+			gdk_x11_display_ungrab (display);
+		return NULL;
+	}
+
+	#if GTK_CHECK_VERSION(3, 0, 0)
+		width = gdk_window_get_width(window);
+		height = gdk_window_get_height(window);
+	#else
+		gdk_drawable_get_size(GDK_DRAWABLE(window), &width, &height);
+	#endif
+
+	retval = gdk_pixmap_new (window,
+				 width, height, -1);
+
+	/* the pixmap has no colormap, and we need one */
+	gdk_drawable_set_colormap (GDK_DRAWABLE (pixmap),
+				   gdk_drawable_get_colormap (window));
+
+	cr = gdk_cairo_create (GDK_DRAWABLE (retval));
+	gdk_cairo_set_source_pixmap (cr, pixmap, -x, -y);
+	pattern = cairo_get_source (cr);
+	cairo_pattern_set_extend (pattern, CAIRO_EXTEND_REPEAT);
+
+	cairo_rectangle (cr, 0, 0, width, height);
+	cairo_fill (cr);
+
+	cairo_destroy (cr);
+
+	g_object_unref (pixmap);
+
+	if (display_grabbed)
+		gdk_x11_display_ungrab (display);
+
+	return retval;
+}
+
+static MatePanelAppletBackgroundType
+mate_panel_applet_handle_background_string (MatePanelApplet  *applet,
+				       GdkColor     *color,
+				       GdkPixmap   **pixmap)
+{
+	MatePanelAppletBackgroundType   retval;
+	char                      **elements;
+
+	retval = PANEL_NO_BACKGROUND;
+
+	if (!gtk_widget_get_realized (GTK_WIDGET (applet)) || !applet->priv->background)
+		return retval;
+
+	elements = g_strsplit (applet->priv->background, ":", -1);
+
+	if (elements [0] && !strcmp (elements [0], "none" )) {
+		retval = PANEL_NO_BACKGROUND;
+
+	} else if (elements [0] && !strcmp (elements [0], "color")) {
+		g_return_val_if_fail (color != NULL, PANEL_NO_BACKGROUND);
+
+		if (!elements [1] || !mate_panel_applet_parse_color (elements [1], color)) {
+
+			g_warning ("Incomplete '%s' background type received", elements [0]);
+			g_strfreev (elements);
+			return PANEL_NO_BACKGROUND;
+		}
+
+		retval = PANEL_COLOR_BACKGROUND;
+
+	} else if (elements [0] && !strcmp (elements [0], "pixmap")) {
+		GdkNativeWindow pixmap_id;
+		int             x, y;
+
+		g_return_val_if_fail (pixmap != NULL, PANEL_NO_BACKGROUND);
+
+		if (!mate_panel_applet_parse_pixmap_str (elements [1], &pixmap_id, &x, &y)) {
+			g_warning ("Incomplete '%s' background type received: %s",
+				   elements [0], elements [1]);
+
+			g_strfreev (elements);
+			return PANEL_NO_BACKGROUND;
+		}
+
+		*pixmap = mate_panel_applet_get_pixmap (applet, pixmap_id, x, y);
+		if (!*pixmap) {
+			g_warning ("Failed to get pixmap %s", elements [1]);
+			g_strfreev (elements);
+			return PANEL_NO_BACKGROUND;
+		}
+
+		retval = PANEL_PIXMAP_BACKGROUND;
+	} else
+		g_warning ("Unknown background type received");
+
+	g_strfreev (elements);
+
+	return retval;
+}
+
+MatePanelAppletBackgroundType
+mate_panel_applet_get_background (MatePanelApplet *applet,
+			     GdkColor *color,
+			     GdkPixmap **pixmap)
+{
+	g_return_val_if_fail (PANEL_IS_APPLET (applet), PANEL_NO_BACKGROUND);
+
+	/* initial sanity */
+	if (pixmap != NULL)
+		*pixmap = NULL;
+	if (color != NULL)
+		memset (color, 0, sizeof (GdkColor));
+
+	return mate_panel_applet_handle_background_string (applet, color, pixmap);
+}
+
+static void
+mate_panel_applet_get_prop (MateComponentPropertyBag *sack,
+                       MateComponentArg         *arg,
+		       guint              arg_id,
+		       CORBA_Environment *ev,
+		       gpointer           user_data)
+{
+	MatePanelApplet *applet = MATE_PANEL_APPLET (user_data);
+
+	switch (arg_id) {
+	case PROPERTY_ORIENT_IDX:
+		MATECOMPONENT_ARG_SET_SHORT (arg, applet->priv->orient);
+		break;
+	case PROPERTY_SIZE_IDX:
+		MATECOMPONENT_ARG_SET_SHORT (arg, applet->priv->size);
+		break;
+	case PROPERTY_BACKGROUND_IDX:
+		MATECOMPONENT_ARG_SET_STRING (arg, applet->priv->background);
+		break;
+	case PROPERTY_FLAGS_IDX:
+		MATECOMPONENT_ARG_SET_SHORT (arg, applet->priv->flags);
+		break;
+	case PROPERTY_SIZE_HINTS_IDX: {
+		CORBA_sequence_CORBA_long *seq;
+		int                        i;
+
+		seq = arg->_value;
+
+		seq->_length  = seq->_maximum = applet->priv->size_hints_len;
+		seq->_buffer  = CORBA_sequence_CORBA_long_allocbuf (seq->_length);
+		seq->_release = CORBA_TRUE;
+
+		for (i = 0; i < applet->priv->size_hints_len; i++)
+			seq->_buffer [i] = applet->priv->size_hints [i];
+	}
+		break;
+	case PROPERTY_LOCKED_DOWN_IDX:
+		MATECOMPONENT_ARG_SET_BOOLEAN (arg, applet->priv->locked_down);
+		break;
+	default:
+		g_assert_not_reached ();
+		break;
+	}
+}
+
+static void
+mate_panel_applet_update_background_for_widget (GtkWidget                 *widget,
+					   MatePanelAppletBackgroundType  type,
+					   GdkColor                  *color,
+					   GdkPixmap                 *pixmap)
+{
+	GtkRcStyle *rc_style;
+	GtkStyle   *style;
+
+	/* reset style */
+	gtk_widget_set_style (widget, NULL);
+	rc_style = gtk_rc_style_new ();
+	gtk_widget_modify_style (widget, rc_style);
+	g_object_unref (rc_style);
+
+	switch (type) {
+	case PANEL_NO_BACKGROUND:
+		break;
+	case PANEL_COLOR_BACKGROUND:
+		gtk_widget_modify_bg (widget, GTK_STATE_NORMAL, color);
+		break;
+	case PANEL_PIXMAP_BACKGROUND:
+		style = gtk_style_copy (gtk_widget_get_style (widget));
+		if (style->bg_pixmap[GTK_STATE_NORMAL])
+			g_object_unref (style->bg_pixmap[GTK_STATE_NORMAL]);
+		style->bg_pixmap[GTK_STATE_NORMAL] = g_object_ref (pixmap);
+		gtk_widget_set_style (widget, style);
+		g_object_unref (style);
+		break;
+	default:
+		g_assert_not_reached ();
+		break;
+	}
+}
+
+static void
+mate_panel_applet_handle_background (MatePanelApplet *applet)
+{
+	MatePanelAppletBackgroundType  type;
+	GdkColor                   color;
+	GdkPixmap                 *pixmap;
+
+	type = mate_panel_applet_get_background (applet, &color, &pixmap);
+
+	if (applet->priv->background_widget)
+		mate_panel_applet_update_background_for_widget (applet->priv->background_widget,
+							   type, &color, pixmap);
+
+	switch (type) {
+	case PANEL_NO_BACKGROUND:
+		g_signal_emit (G_OBJECT (applet),
+			       mate_panel_applet_signals [CHANGE_BACKGROUND],
+			       0, PANEL_NO_BACKGROUND, NULL, NULL);
+		break;
+	case PANEL_COLOR_BACKGROUND:
+		g_signal_emit (G_OBJECT (applet),
+			       mate_panel_applet_signals [CHANGE_BACKGROUND],
+			       0, PANEL_COLOR_BACKGROUND, &color, NULL);
+		break;
+	case PANEL_PIXMAP_BACKGROUND:
+		g_signal_emit (G_OBJECT (applet),
+			       mate_panel_applet_signals [CHANGE_BACKGROUND],
+			       0, PANEL_PIXMAP_BACKGROUND, NULL, pixmap);
+
+		g_object_unref (pixmap);
+		break;
+	default:
+		g_assert_not_reached ();
+		break;
+	}
+}
+
+static void
+mate_panel_applet_set_prop (MateComponentPropertyBag *sack,
+		       const MateComponentArg   *arg,
+		       guint              arg_id,
+		       CORBA_Environment *ev,
+		       gpointer           user_data)
+{
+	MatePanelApplet *applet = MATE_PANEL_APPLET (user_data);
+
+	switch (arg_id) {
+	case PROPERTY_ORIENT_IDX: {
+		MatePanelAppletOrient orient;
+
+		orient = MATECOMPONENT_ARG_GET_SHORT (arg);
+
+		if (applet->priv->orient != orient) {
+			applet->priv->orient = orient;
+
+			g_signal_emit (G_OBJECT (applet),
+				       mate_panel_applet_signals [CHANGE_ORIENT],
+				       0, orient);
+		}
+	}
+		break;
+	case PROPERTY_SIZE_IDX: {
+		guint size;
+
+		size = MATECOMPONENT_ARG_GET_SHORT (arg);
+
+		if (applet->priv->size != size) {
+			applet->priv->size = size;
+
+			g_signal_emit (G_OBJECT (applet),
+                                       mate_panel_applet_signals [CHANGE_SIZE],
+                                       0, size);
+		}
+	}
+		break;
+	case PROPERTY_BACKGROUND_IDX:
+		if (applet->priv->background)
+			g_free (applet->priv->background);
+
+		applet->priv->background = g_strdup (MATECOMPONENT_ARG_GET_STRING (arg));
+
+		mate_panel_applet_handle_background (applet);
+		break;
+	case PROPERTY_FLAGS_IDX:
+		applet->priv->flags = MATECOMPONENT_ARG_GET_SHORT (arg);
+		break;
+	case PROPERTY_SIZE_HINTS_IDX: {
+		CORBA_sequence_CORBA_long *seq = arg->_value;
+		int                        i;
+
+		applet->priv->size_hints = g_realloc (applet->priv->size_hints,
+						      seq->_length * sizeof (int));
+		for (i = 0; i < seq->_length; i++)
+			applet->priv->size_hints [i] = seq->_buffer [i];
+
+		applet->priv->size_hints_len = seq->_length;;
+	}
+		break;
+	case PROPERTY_LOCKED_DOWN_IDX:
+		applet->priv->locked_down = MATECOMPONENT_ARG_GET_BOOLEAN (arg);
+		break;
+	default:
+		g_assert_not_reached ();
+		break;
+	}
+}
+
+static MateComponentPropertyBag *
+mate_panel_applet_property_bag (MatePanelApplet *applet)
+{
+	MateComponentPropertyBag *sack;
+
+	sack = matecomponent_property_bag_new (mate_panel_applet_get_prop,
+					mate_panel_applet_set_prop,
+					applet);
+
+	matecomponent_property_bag_add (sack,
+				 PROPERTY_ORIENT,
+				 PROPERTY_ORIENT_IDX,
+				 MATECOMPONENT_ARG_SHORT,
+				 NULL,
+				 "The Applet's containing Panel's orientation",
+				 MateComponent_PROPERTY_READABLE | MateComponent_PROPERTY_WRITEABLE);
+
+	matecomponent_property_bag_add (sack,
+				 PROPERTY_SIZE,
+				 PROPERTY_SIZE_IDX,
+				 MATECOMPONENT_ARG_SHORT,
+				 NULL,
+				 "The Applet's containing Panel's size in pixels",
+				 MateComponent_PROPERTY_READABLE | MateComponent_PROPERTY_WRITEABLE);
+
+	matecomponent_property_bag_add (sack,
+				 PROPERTY_BACKGROUND,
+				 PROPERTY_BACKGROUND_IDX,
+				 MATECOMPONENT_ARG_STRING,
+				 NULL,
+				 "The Applet's containing Panel's background color or pixmap",
+				 MateComponent_PROPERTY_READABLE | MateComponent_PROPERTY_WRITEABLE);
+
+	matecomponent_property_bag_add (sack,
+				 PROPERTY_FLAGS,
+				 PROPERTY_FLAGS_IDX,
+				 MATECOMPONENT_ARG_SHORT,
+				 NULL,
+				 "The Applet's flags",
+				 MateComponent_PROPERTY_READABLE);
+
+	matecomponent_property_bag_add (sack,
+				 PROPERTY_SIZE_HINTS,
+				 PROPERTY_SIZE_HINTS_IDX,
+				 TC_CORBA_sequence_CORBA_long,
+				 NULL,
+				 "Ranges that hint what sizes are acceptable for the applet",
+				 MateComponent_PROPERTY_READABLE);
+
+	matecomponent_property_bag_add (sack,
+				 PROPERTY_LOCKED_DOWN,
+				 PROPERTY_LOCKED_DOWN_IDX,
+				 MATECOMPONENT_ARG_BOOLEAN,
+				 NULL,
+				 "The Applet's containing Panel is locked down",
+				 MateComponent_PROPERTY_READABLE | MateComponent_PROPERTY_WRITEABLE);
+
+	return sack;
+}
+
+static void
+mate_panel_applet_realize (GtkWidget *widget)
+{
+	GTK_WIDGET_CLASS (mate_panel_applet_parent_class)->realize (widget);
+
+	if (MATE_PANEL_APPLET (widget)->priv->background)
+		mate_panel_applet_handle_background (MATE_PANEL_APPLET (widget));
+}
+
+static void
+mate_panel_applet_control_bound (MateComponentControl *control,
+			    MatePanelApplet   *applet)
+{
+	gboolean ret;
+
+	g_return_if_fail (PANEL_IS_APPLET (applet));
+	g_return_if_fail (applet->priv->iid != NULL &&
+			  applet->priv->closure != NULL);
+
+	if (applet->priv->bound)
+		return;
+
+	matecomponent_closure_invoke (applet->priv->closure,
+			       G_TYPE_BOOLEAN, &ret,
+			       PANEL_TYPE_APPLET, applet,
+			       G_TYPE_STRING, applet->priv->iid,
+			       NULL);
+
+
+	if (!ret) { /* FIXME */
+		g_warning ("need to free the control here");
+
+		return;
+	}
+
+	applet->priv->bound = TRUE;
+}
+
+static MateComponent_Unknown
+mate_panel_applet_item_handler_get_object (MateComponentItemHandler *handler,
+				      const char        *item_name,
+				      gboolean           only_if_exists,
+				      gpointer           user_data,
+				      CORBA_Environment *ev)
+{
+	MatePanelApplet *applet = user_data;
+	GSList      *options;
+	GSList      *l;
+
+	g_return_val_if_fail (PANEL_IS_APPLET (applet), CORBA_OBJECT_NIL);
+
+	options = matecomponent_item_option_parse (item_name);
+
+	for (l = options; l; l = l->next) {
+		MateComponentItemOption *option = l->data;
+
+		if (!option->value || !option->value [0])
+			continue;
+
+		if (!strcmp (option->key, "prefs_key") && !applet->priv->prefs_key)
+			mate_panel_applet_set_preferences_key (applet, option->value);
+
+		else if (!strcmp (option->key, "background"))
+			matecomponent_pbclient_set_string (MATECOMPONENT_OBJREF (applet->priv->prop_sack),
+						    PROPERTY_BACKGROUND, option->value, NULL);
+
+		else if (!strcmp (option->key, "orient")) {
+			if (!strcmp (option->value, "up"))
+				matecomponent_pbclient_set_short (
+					MATECOMPONENT_OBJREF (applet->priv->prop_sack), PROPERTY_ORIENT,
+					MATE_PANEL_APPLET_ORIENT_UP, NULL);
+
+			else if (!strcmp (option->value, "down"))
+				matecomponent_pbclient_set_short (
+					MATECOMPONENT_OBJREF (applet->priv->prop_sack), PROPERTY_ORIENT,
+					MATE_PANEL_APPLET_ORIENT_DOWN, NULL);
+
+			else if (!strcmp (option->value, "left"))
+				matecomponent_pbclient_set_short (
+					MATECOMPONENT_OBJREF (applet->priv->prop_sack), PROPERTY_ORIENT,
+					MATE_PANEL_APPLET_ORIENT_LEFT, NULL);
+
+			else if (!strcmp (option->value, "right"))
+				matecomponent_pbclient_set_short (
+					MATECOMPONENT_OBJREF (applet->priv->prop_sack), PROPERTY_ORIENT,
+					MATE_PANEL_APPLET_ORIENT_RIGHT, NULL);
+
+		} else if (!strcmp (option->key, "size")) {
+			if (!strcmp (option->value, "xx-small"))
+				matecomponent_pbclient_set_short (
+					MATECOMPONENT_OBJREF (applet->priv->prop_sack), PROPERTY_SIZE,
+					MATE_Vertigo_PANEL_XX_SMALL, NULL);
+
+			else if (!strcmp (option->value, "x-small"))
+				matecomponent_pbclient_set_short (
+					MATECOMPONENT_OBJREF (applet->priv->prop_sack), PROPERTY_SIZE,
+					MATE_Vertigo_PANEL_X_SMALL, NULL);
+
+			else if (!strcmp (option->value, "small"))
+				matecomponent_pbclient_set_short (
+					MATECOMPONENT_OBJREF (applet->priv->prop_sack), PROPERTY_SIZE,
+					MATE_Vertigo_PANEL_SMALL, NULL);
+
+			else if (!strcmp (option->value, "medium"))
+				matecomponent_pbclient_set_short (
+					MATECOMPONENT_OBJREF (applet->priv->prop_sack), PROPERTY_SIZE,
+					MATE_Vertigo_PANEL_MEDIUM, NULL);
+
+			else if (!strcmp (option->value, "large"))
+				matecomponent_pbclient_set_short (
+					MATECOMPONENT_OBJREF (applet->priv->prop_sack), PROPERTY_SIZE,
+					MATE_Vertigo_PANEL_LARGE, NULL);
+
+			else if (!strcmp (option->value, "x-large"))
+				matecomponent_pbclient_set_short (
+					MATECOMPONENT_OBJREF (applet->priv->prop_sack), PROPERTY_SIZE,
+					MATE_Vertigo_PANEL_X_LARGE, NULL);
+
+			else if (!strcmp (option->value, "xx-large"))
+				matecomponent_pbclient_set_short (
+					MATECOMPONENT_OBJREF (applet->priv->prop_sack), PROPERTY_SIZE,
+					MATE_Vertigo_PANEL_XX_LARGE, NULL);
+		} else if (!strcmp (option->key, "locked_down")) {
+			gboolean val = FALSE;
+			if (option->value[0] == 'T' ||
+			    option->value[0] == 't' ||
+			    option->value[0] == 'Y' ||
+			    option->value[0] == 'y' ||
+			    atoi (option->value) != 0)
+				val = TRUE;
+			matecomponent_pbclient_set_boolean (MATECOMPONENT_OBJREF (applet->priv->prop_sack),
+						     PROPERTY_LOCKED_DOWN, val, NULL);
+		}
+	}
+
+	matecomponent_item_options_free (options);
+
+	return matecomponent_object_dup_ref (MATECOMPONENT_OBJREF (applet->priv->control), ev);
+}
+
+static void
+mate_panel_applet_move_focus_out_of_applet (MatePanelApplet      *applet,
+				       GtkDirectionType  dir)
+{
+	GtkWidget *toplevel;
+
+	applet->priv->moving_focus_out = TRUE;
+	toplevel = gtk_widget_get_toplevel (GTK_WIDGET (applet));
+	g_return_if_fail (toplevel);
+
+	gtk_widget_child_focus (toplevel, dir);
+	applet->priv->moving_focus_out = FALSE;
+}
+
+static void
+add_tab_bindings (GtkBindingSet   *binding_set,
+		  GdkModifierType  modifiers,
+		  GtkDirectionType direction)
+{
+	gtk_binding_entry_add_signal (binding_set, GDK_Tab, modifiers,
+				      "move_focus_out_of_applet", 1,
+				      GTK_TYPE_DIRECTION_TYPE, direction);
+	gtk_binding_entry_add_signal (binding_set, GDK_KP_Tab, modifiers,
+				      "move_focus_out_of_applet", 1,
+				      GTK_TYPE_DIRECTION_TYPE, direction);
+}
+
+static GObject* mate_panel_applet_constructor(GType type, guint n_construct_properties, GObjectConstructParam *construct_properties)
+{
+	GObject* obj = G_OBJECT_CLASS(mate_panel_applet_parent_class)->constructor(type, n_construct_properties, construct_properties);
+
+	MatePanelApplet* applet = MATE_PANEL_APPLET(obj);
+
+	/* Voy a renombrar la clase para que se pueda tener compatibilidad con todos
+	 * los estilos visuales de GTK2
+	 *
+	 * Issue #27
+	 */
+	gtk_widget_set_name(GTK_WIDGET(applet), "PanelApplet");
+
+	mate_panel_applet_setup(applet);
+
+	return obj;
+}
+
+static void
+mate_panel_applet_class_init (MatePanelAppletClass *klass)
+{
+	GObjectClass   *gobject_class = (GObjectClass *) klass;
+	GtkObjectClass *object_class = (GtkObjectClass *) klass;
+	GtkWidgetClass *widget_class = (GtkWidgetClass *) klass;
+	GtkBindingSet *binding_set;
+
+	gobject_class->constructor = mate_panel_applet_constructor;
+	klass->move_focus_out_of_applet = mate_panel_applet_move_focus_out_of_applet;
+
+	widget_class->button_press_event = mate_panel_applet_button_press;
+	widget_class->size_request = mate_panel_applet_size_request;
+	widget_class->size_allocate = mate_panel_applet_size_allocate;
+	widget_class->expose_event = mate_panel_applet_expose;
+	widget_class->focus = mate_panel_applet_focus;
+	widget_class->realize = mate_panel_applet_realize;
+
+	gobject_class->finalize = mate_panel_applet_finalize;
+
+	g_type_class_add_private (klass, sizeof (MatePanelAppletPrivate));
+
+	mate_panel_applet_signals [CHANGE_ORIENT] =
+                g_signal_new ("change_orient",
+                              G_TYPE_FROM_CLASS (klass),
+                              G_SIGNAL_RUN_LAST,
+                              G_STRUCT_OFFSET (MatePanelAppletClass, change_orient),
+                              NULL,
+			      NULL,
+                              mate_panel_applet_marshal_VOID__UINT,
+                              G_TYPE_NONE,
+			      1,
+			      G_TYPE_UINT);
+
+	mate_panel_applet_signals [CHANGE_SIZE] =
+                g_signal_new ("change_size",
+                              G_TYPE_FROM_CLASS (klass),
+                              G_SIGNAL_RUN_LAST,
+                              G_STRUCT_OFFSET (MatePanelAppletClass, change_size),
+                              NULL,
+			      NULL,
+                              mate_panel_applet_marshal_VOID__INT,
+                              G_TYPE_NONE,
+			      1,
+			      G_TYPE_INT);
+
+	mate_panel_applet_signals [CHANGE_BACKGROUND] =
+                g_signal_new ("change_background",
+                              G_TYPE_FROM_CLASS (klass),
+                              G_SIGNAL_RUN_LAST,
+                              G_STRUCT_OFFSET (MatePanelAppletClass, change_background),
+                              NULL,
+			      NULL,
+                              mate_panel_applet_marshal_VOID__ENUM_BOXED_OBJECT,
+                              G_TYPE_NONE,
+			      3,
+			      PANEL_TYPE_MATE_PANEL_APPLET_BACKGROUND_TYPE,
+			      GDK_TYPE_COLOR,
+			      GDK_TYPE_PIXMAP);
+
+	mate_panel_applet_signals [MOVE_FOCUS_OUT_OF_APPLET] =
+                g_signal_new ("move_focus_out_of_applet",
+                              G_TYPE_FROM_CLASS (klass),
+                              G_SIGNAL_RUN_LAST | G_SIGNAL_ACTION,
+                              G_STRUCT_OFFSET (MatePanelAppletClass, move_focus_out_of_applet),
+                              NULL,
+			      NULL,
+                              mate_panel_applet_marshal_VOID__ENUM,
+                              G_TYPE_NONE,
+			      1,
+			      GTK_TYPE_DIRECTION_TYPE);
+
+	binding_set = gtk_binding_set_by_class (object_class);
+	add_tab_bindings (binding_set, 0, GTK_DIR_TAB_FORWARD);
+	add_tab_bindings (binding_set, GDK_SHIFT_MASK, GTK_DIR_TAB_BACKWARD);
+	add_tab_bindings (binding_set, GDK_CONTROL_MASK, GTK_DIR_TAB_FORWARD);
+	add_tab_bindings (binding_set, GDK_CONTROL_MASK | GDK_SHIFT_MASK, GTK_DIR_TAB_BACKWARD);
+}
+
+static void
+mate_panel_applet_init (MatePanelApplet *applet)
+{
+	applet->priv = MATE_PANEL_APPLET_GET_PRIVATE (applet);
+
+	applet->priv->client = mateconf_client_get_default ();
+
+	applet->priv->bound  = FALSE;
+	applet->priv->flags  = MATE_PANEL_APPLET_FLAGS_NONE;
+	applet->priv->orient = MATE_PANEL_APPLET_ORIENT_UP;
+	applet->priv->size   = MATE_Vertigo_PANEL_MEDIUM;
+
+	applet->priv->moving_focus_out = FALSE;
+
+	gtk_widget_set_events (GTK_WIDGET (applet),
+			       GDK_BUTTON_PRESS_MASK | GDK_BUTTON_RELEASE_MASK);
+}
+
+static void
+mate_panel_applet_setup (MatePanelApplet *applet)
+{
+	MatePanelAppletPrivate *priv;
+
+	priv = applet->priv;
+
+	priv->control = matecomponent_control_new (GTK_WIDGET (applet));
+
+	g_signal_connect (priv->control, "set_frame",
+			  G_CALLBACK (mate_panel_applet_control_bound),
+			  applet);
+
+	priv->prop_sack = mate_panel_applet_property_bag (applet);
+
+	matecomponent_control_set_properties (
+			priv->control, MATECOMPONENT_OBJREF (priv->prop_sack), NULL);
+
+	priv->shell = mate_panel_applet_shell_new (applet);
+
+	matecomponent_object_add_interface (MATECOMPONENT_OBJECT (priv->control),
+				     MATECOMPONENT_OBJECT (priv->shell));
+
+	priv->item_handler =
+		matecomponent_item_handler_new (
+			NULL, mate_panel_applet_item_handler_get_object, applet);
+
+	matecomponent_object_add_interface (MATECOMPONENT_OBJECT (priv->control),
+				     MATECOMPONENT_OBJECT (priv->item_handler));
+
+	g_signal_connect (applet, "popup_menu",
+			  G_CALLBACK (mate_panel_applet_popup_menu), NULL);
+}
+
+GtkWidget* mate_panel_applet_new(void)
+{
+	MatePanelApplet* applet = g_object_new(PANEL_TYPE_APPLET, NULL);
+
+	return GTK_WIDGET (applet);
+}
+
+typedef struct {
+	GType     applet_type;
+	GClosure *closure;
+} MatePanelAppletCallBackData;
+
+static MatePanelAppletCallBackData *
+mate_panel_applet_callback_data_new (GType     applet_type,
+				GClosure *closure)
+{
+	MatePanelAppletCallBackData *retval;
+
+	retval = g_new0 (MatePanelAppletCallBackData, 1);
+
+	retval->applet_type = applet_type;
+	retval->closure     = closure;
+
+	return retval;
+}
+
+static void
+mate_panel_applet_callback_data_free (MatePanelAppletCallBackData *data)
+{
+	g_closure_unref (data->closure);
+	g_free (data);
+}
+
+static MateComponentObject *
+mate_panel_applet_factory_callback (MateComponentGenericFactory    *factory,
+			       const char              *iid,
+			       MatePanelAppletCallBackData *data)
+{
+	MatePanelApplet *applet;
+
+	applet = g_object_new (data->applet_type, NULL);
+
+	applet->priv->iid     = g_strdup (iid);
+	applet->priv->closure = g_closure_ref (data->closure);
+
+	matecomponent_control_life_instrument (applet->priv->control);
+
+	return MATECOMPONENT_OBJECT (applet->priv->control);
+}
+
+static void
+mate_panel_applet_all_controls_dead (void)
+{
+	if (!matecomponent_control_life_get_count())
+		matecomponent_main_quit ();
+}
+
+int
+mate_panel_applet_factory_main_closure (const gchar *iid,
+				   GType        applet_type,
+				   GClosure    *closure)
+{
+	int                      retval;
+	char                    *display_iid;
+	MatePanelAppletCallBackData *data;
+
+	g_return_val_if_fail (iid != NULL, 1);
+	g_return_val_if_fail (closure != NULL, 1);
+
+	g_assert (g_type_is_a (applet_type, PANEL_TYPE_APPLET));
+
+	bindtextdomain (GETTEXT_PACKAGE, MATELOCALEDIR);
+	bind_textdomain_codeset (GETTEXT_PACKAGE, "UTF-8");
+
+	matecomponent_control_life_set_callback (mate_panel_applet_all_controls_dead);
+
+	closure = matecomponent_closure_store (closure, mate_panel_applet_marshal_BOOLEAN__STRING);
+
+	data = mate_panel_applet_callback_data_new (applet_type, closure);
+
+	display_iid = matecomponent_activation_make_registration_id (
+		iid, DisplayString (gdk_display_get_default ()));
+	retval = matecomponent_generic_factory_main (
+		display_iid,
+		(MateComponentFactoryCallback) mate_panel_applet_factory_callback,
+		data);
+	g_free (display_iid);
+
+	mate_panel_applet_callback_data_free (data);
+
+	return retval;
+}
+
+int
+mate_panel_applet_factory_main (const gchar                 *iid,
+			   GType                        applet_type,
+			   MatePanelAppletFactoryCallback   callback,
+			   gpointer                     data)
+{
+	GClosure *closure;
+
+	g_return_val_if_fail (iid != NULL, 1);
+	g_return_val_if_fail (callback != NULL, 1);
+
+	closure = g_cclosure_new (G_CALLBACK (callback), data, NULL);
+
+	return mate_panel_applet_factory_main_closure (iid, applet_type, closure);
+}
+
+MateComponent_Unknown
+mate_panel_applet_shlib_factory_closure (const char         *iid,
+				    GType               applet_type,
+				    PortableServer_POA  poa,
+				    gpointer            impl_ptr,
+				    GClosure           *closure,
+				    CORBA_Environment  *ev)
+{
+	MateComponentShlibFactory *factory;
+
+	g_return_val_if_fail (iid != NULL, CORBA_OBJECT_NIL);
+	g_return_val_if_fail (closure != NULL, CORBA_OBJECT_NIL);
+
+	g_assert (g_type_is_a (applet_type, PANEL_TYPE_APPLET));
+
+	bindtextdomain (GETTEXT_PACKAGE, MATELOCALEDIR);
+	bind_textdomain_codeset (GETTEXT_PACKAGE, "UTF-8");
+
+	closure = matecomponent_closure_store (closure, mate_panel_applet_marshal_BOOLEAN__STRING);
+
+	factory = matecomponent_shlib_factory_new_closure (
+			iid, poa, impl_ptr,
+			g_cclosure_new (G_CALLBACK (mate_panel_applet_factory_callback),
+					mate_panel_applet_callback_data_new (applet_type, closure),
+					(GClosureNotify) mate_panel_applet_callback_data_free));
+
+        return CORBA_Object_duplicate (MATECOMPONENT_OBJREF (factory), ev);
+}
+
+MateComponent_Unknown
+mate_panel_applet_shlib_factory (const char                 *iid,
+			    GType                       applet_type,
+			    PortableServer_POA          poa,
+			    gpointer                    impl_ptr,
+			    MatePanelAppletFactoryCallback  callback,
+			    gpointer                    user_data,
+			    CORBA_Environment          *ev)
+{
+	g_return_val_if_fail (iid != NULL, CORBA_OBJECT_NIL);
+	g_return_val_if_fail (callback != NULL, CORBA_OBJECT_NIL);
+
+	return mate_panel_applet_shlib_factory_closure (
+			iid, applet_type, poa, impl_ptr,
+			g_cclosure_new (G_CALLBACK (callback),
+					user_data, NULL),
+			ev);
+}
+
+void
+mate_panel_applet_set_background_widget (MatePanelApplet *applet,
+				    GtkWidget   *widget)
+{
+	applet->priv->background_widget = widget;
+
+	if (widget) {
+		MatePanelAppletBackgroundType  type;
+		GdkColor                   color;
+		GdkPixmap                 *pixmap;
+
+		type = mate_panel_applet_get_background (applet, &color, &pixmap);
+		mate_panel_applet_update_background_for_widget (widget, type,
+							   &color, pixmap);
+		if (type == PANEL_PIXMAP_BACKGROUND)
+			g_object_unref (pixmap);
+	}
+}