Desktop

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/* $Id: desktop.c,v 1.12 2010/08/11 23:00:16 khorben Exp $ */

/* This file is part of DeforaOS Desktop Panel */

/* 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, version 3 of the License.

* 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, see <http://www.gnu.org/licenses/>. */

#include <string.h>

#include <libintl.h>

#include <gdk/gdkx.h>

#include <X11/X.h>

#include "Panel.h"

#define _(string) gettext(string)

/* Desktop */

/* private */

/* prototypes */

static GtkWidget * _desktop_init(PanelApplet * applet);

/* callbacks */

static void _on_clicked(GtkWidget * widget);

/* public */

/* variables */

PanelApplet applet =

{

NULL,

"Desktop switch",

NULL,

_desktop_init,

NULL,

PANEL_APPLET_POSITION_FIRST,

FALSE,

TRUE,

NULL

};

/* private */

/* functions */

/* desktop_init */

static GtkWidget * _desktop_init(PanelApplet * applet)

{

GtkWidget * ret;

GtkWidget * image;

ret = gtk_button_new();

image = gtk_image_new_from_icon_name("user-desktop",

applet->helper->icon_size);

gtk_button_set_image(GTK_BUTTON(ret), image);

gtk_button_set_relief(GTK_BUTTON(ret), GTK_RELIEF_NONE);

#if GTK_CHECK_VERSION(2, 12, 0)

gtk_widget_set_tooltip_text(ret, _("Show desktop"));

#endif

g_signal_connect(G_OBJECT(ret), "clicked", G_CALLBACK(_on_clicked),

NULL);

gtk_widget_show_all(ret);

return ret;

}

/* callbacks */

/* on_clicked */

static void _on_clicked(GtkWidget * widget)

{

GdkScreen * screen;

GdkDisplay * display;

GdkWindow * root;

XEvent xev;

screen = gtk_widget_get_screen(widget);

display = gtk_widget_get_display(widget);

root = gdk_screen_get_root_window(screen);

xev.xclient.type = ClientMessage;

xev.xclient.window = GDK_WINDOW_XWINDOW(root);

xev.xclient.message_type = gdk_x11_get_xatom_by_name_for_display(

display, "_NET_SHOWING_DESKTOP");

xev.xclient.format = 32;

memset(&xev.xclient.data, sizeof(xev.xclient.data), 0);

xev.xclient.data.l[0] = 1;

gdk_error_trap_push();

XSendEvent(GDK_DISPLAY_XDISPLAY(display), GDK_WINDOW_XWINDOW(root),

False,

SubstructureNotifyMask | SubstructureRedirectMask,

&xev);

gdk_error_trap_pop();

}