wmshutdown/wmshutdown.c

   1 /* wmshutdown - dockapp to shutdown or reboot your machine
   2  *
   3  * Copyright 2001, 2002 Rafael V. Aroca <rafael@linuxqos.cjb.net>
   4  * Copyright 2014 Doug Torrance <dtorrance@monmouthcollege.edu>
   5  *
   6  * This program is free software: you can redistribute it and/or modify
   7  * it under the terms of the GNU General Public License as published by
   8  * the Free Software Foundation, either version 3 of the License, or
   9  * (at your option) any later version.
  10  *
  11  * This program is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  * GNU General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU General Public License
  17  * along with this program.  If not, see <http://www.gnu.org/licenses/>. */
  18
  19 #include <gtk/gtk.h>
  20 #include <gdk/gdkx.h>
  21 #include <gio/gio.h>
  22
  23 #ifdef HAVE_CONFIG_H
  24 #include <config.h>
  25 #endif
  26
  27 #define GTK_RESPONSE_HALT   1
  28 #define GTK_RESPONSE_REBOOT 2
  29
  30 #ifdef CONSOLEKIT
  31 #define HALT_METHOD      "Stop"
  32 #define REBOOT_METHOD    "Restart"
  33 #define DBUS_PATH        "/org/freedesktop/ConsoleKit/Manager"
  34 #define DBUS_INTERFACE   "org.freedesktop.ConsoleKit.Manager"
  35 #define DBUS_DESTINATION "org.freedesktop.ConsoleKit"
  36 #else
  37 #define HALT_METHOD      "PowerOff"
  38 #define REBOOT_METHOD    "Reboot"
  39 #define DBUS_PATH        "/org/freedesktop/login1"
  40 #define DBUS_INTERFACE   "org.freedesktop.login1.Manager"
  41 #define DBUS_DESTINATION "org.freedesktop.login1"
  42 #endif
  43
  44 static int showVersion;
  45 GtkWidget *dialog = NULL;
  46
  47 static GOptionEntry entries[] = {
  48         { "version", 'v', 0, G_OPTION_ARG_NONE, &showVersion,
  49           "Display version information", NULL },
  50         { NULL }
  51 };
  52
  53 /* gtk3 dockapp code based on wmpasman by Brad Jorsch
  54  * <anomie@users.sourceforge.net>
  55  * http://sourceforge.net/projects/wmpasman */
  56
  57 GtkWidget *cria_dock(GtkWidget *mw, unsigned int s)
  58 {
  59         GdkDisplay *display;
  60         GtkWidget *foobox;
  61
  62         display = gdk_display_get_default();
  63         foobox = gtk_window_new(GTK_WINDOW_POPUP);
  64
  65         gtk_window_set_wmclass(GTK_WINDOW(mw), g_get_prgname(), "DockApp");
  66         gtk_widget_set_size_request(foobox, 47, 47);
  67
  68         gtk_widget_realize(mw);
  69         gtk_widget_realize(foobox);
  70
  71         Display *d = GDK_DISPLAY_XDISPLAY(display);
  72         Window mainwin = GDK_WINDOW_XID(gtk_widget_get_window(mw));
  73         Window iw = GDK_WINDOW_XID(gtk_widget_get_window(foobox));
  74         Window p, dummy1, *dummy2;
  75         unsigned int dummy3;
  76         XQueryTree(d, mainwin, &dummy1, &p, &dummy2, &dummy3);
  77         if (dummy2)
  78                 XFree(dummy2);
  79         Window w = XCreateSimpleWindow(d, p, 0, 0, 1, 1, 0, 0, 0);
  80         XReparentWindow(d, mainwin, w, 0, 0);
  81         gtk_widget_show(mw);
  82         gtk_widget_show(foobox);
  83         XWMHints *wmHints = XGetWMHints(d, mainwin);
  84         if (!wmHints)
  85                 wmHints = XAllocWMHints();
  86         wmHints->flags |= IconWindowHint;
  87         wmHints->icon_window = iw;
  88         XSetWMHints(d, mainwin, wmHints);
  89         XFree(wmHints);
  90         XReparentWindow(d, mainwin, p, 0, 0);
  91         XDestroyWindow(d, w);
  92
  93         return foobox;
  94 }
  95
  96 void fecha(void)
  97 {
  98         gtk_widget_destroy(dialog);
  99         dialog = NULL;
 100 }
 101
 102 void handle_click(GtkWidget *widget, gpointer data)
 103 {
 104         GDBusConnection *connection;
 105         GDBusMessage *message, *reply;
 106         GError *error = NULL;
 107
 108         gchar *method = (gchar *)data;
 109
 110         connection = g_bus_get_sync(G_BUS_TYPE_SYSTEM, NULL, &error);
 111         message = g_dbus_message_new_method_call(
 112                         NULL,
 113                         DBUS_PATH,
 114                         DBUS_INTERFACE,
 115                         method);
 116 #ifndef CONSOLEKIT
 117         g_dbus_message_set_body(message, g_variant_new("(b)", TRUE));
 118 #endif
 119         g_dbus_message_set_destination(message, DBUS_DESTINATION);
 120         reply = g_dbus_connection_send_message_with_reply_sync(
 121                 connection, message, 0, -1, NULL, NULL, &error);
 122
 123         if (g_dbus_message_get_message_type(reply) ==
 124             G_DBUS_MESSAGE_TYPE_ERROR) {
 125                 GtkWidget *dialog;
 126
 127                 dialog = gtk_message_dialog_new(
 128                         GTK_WINDOW(gtk_widget_get_toplevel(widget)),
 129                         GTK_DIALOG_DESTROY_WITH_PARENT,
 130                         GTK_MESSAGE_ERROR,
 131                         GTK_BUTTONS_CLOSE,
 132                         "%s",
 133                         g_strcompress(g_variant_print(
 134                                               g_dbus_message_get_body(reply),
 135                                               TRUE)));
 136                 gtk_dialog_run(GTK_DIALOG(dialog));
 137                 gtk_widget_destroy(dialog);
 138         }
 139
 140         g_object_unref(message);
 141         g_object_unref(reply);
 142         g_object_unref(connection);
 143 }
 144
 145 void button_press(GtkWidget *widget, GdkEvent *event)
 146 {
 147         GtkWidget *label;
 148         GtkWidget *halt_button;
 149         GtkWidget *reboot_button;
 150         GtkWidget *cancel_button;
 151
 152         GdkEventButton  *bevent = (GdkEventButton *)event;
 153         switch (bevent->button) {
 154         case 1:
 155                 if (dialog != NULL)
 156                         return;
 157                 dialog = gtk_dialog_new();
 158                 label = gtk_label_new("Shutdown confirmation");
 159                 gtk_container_add(GTK_CONTAINER(gtk_dialog_get_content_area(
 160                                                         GTK_DIALOG(dialog))),
 161                                   label);
 162
 163                 gtk_dialog_add_buttons(GTK_DIALOG(dialog),
 164                                        "Halt", GTK_RESPONSE_HALT,
 165                                        "Reboot", GTK_RESPONSE_REBOOT,
 166                                        "Cancel", GTK_RESPONSE_CANCEL, NULL);
 167                 halt_button = gtk_dialog_get_widget_for_response(
 168                         GTK_DIALOG(dialog),
 169                         GTK_RESPONSE_HALT);
 170                 reboot_button = gtk_dialog_get_widget_for_response(
 171                         GTK_DIALOG(dialog),
 172                         GTK_RESPONSE_REBOOT);
 173                 cancel_button = gtk_dialog_get_widget_for_response(
 174                         GTK_DIALOG(dialog),
 175                         GTK_RESPONSE_CANCEL);
 176
 177                 g_signal_connect(dialog, "destroy", G_CALLBACK(fecha), NULL);
 178                 g_signal_connect(cancel_button,
 179                                  "clicked",
 180                                  G_CALLBACK(fecha),
 181                                  (gpointer) dialog);
 182                 g_signal_connect(halt_button,
 183                                  "clicked",
 184                                  G_CALLBACK(handle_click),
 185                                  HALT_METHOD);
 186                 g_signal_connect(reboot_button,
 187                                  "clicked",
 188                                  G_CALLBACK(handle_click),
 189                                  REBOOT_METHOD);
 190                 gtk_widget_show_all(dialog);
 191                 break;
 192         default:
 193                 break;
 194         }
 195 }
 196
 197 int main(int argc, char *argv[])
 198 {
 199         GError *error = NULL;
 200         GOptionContext *context;
 201         GtkWidget *gtkiw;
 202         GtkWidget *dockArea;
 203         GtkWidget *pixmap;
 204
 205         gtk_init(&argc, &argv);
 206
 207         context = g_option_context_new(
 208                 "- dockapp to shutdown or reboot your machine");
 209         g_option_context_add_main_entries(context, entries, NULL);
 210         g_option_context_add_group(context, gtk_get_option_group(TRUE));
 211         g_option_context_parse(context, &argc, &argv, &error);
 212
 213         if (showVersion) {
 214                 printf(PACKAGE_STRING"\n");
 215                 return 0;
 216         }
 217
 218         gtkiw = gtk_window_new(GTK_WINDOW_TOPLEVEL);
 219         dockArea = cria_dock(gtkiw, 47);
 220
 221         pixmap = gtk_image_new_from_file(DATADIR"/wmshutdown.xpm");
 222         gtk_widget_show(pixmap);
 223         gtk_container_add(GTK_CONTAINER(dockArea), pixmap);
 224
 225         gtk_widget_add_events(dockArea, GDK_BUTTON_PRESS_MASK);
 226         g_signal_connect(dockArea, "button-press-event",
 227                          G_CALLBACK(button_press), NULL);
 228
 229         gtk_main();
 230
 231         return 0;
 232 }