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 #define HALT_METHOD      "PowerOff"
  31 #define REBOOT_METHOD    "Reboot"
  32 #define DBUS_PATH        "/org/freedesktop/login1"
  33 #define DBUS_INTERFACE   "org.freedesktop.login1.Manager"
  34 #define DBUS_DESTINATION "org.freedesktop.login1"
  35
  36 static int showVersion;
  37 GtkWidget *dialog = NULL;
  38
  39 static GOptionEntry entries[] = {
  40         { "version", 'v', 0, G_OPTION_ARG_NONE, &showVersion,
  41           "Display version information", NULL },
  42         { NULL }
  43 };
  44
  45 /* gtk3 dockapp code based on wmpasman by Brad Jorsch
  46  * <anomie@users.sourceforge.net>
  47  * http://sourceforge.net/projects/wmpasman */
  48
  49 GtkWidget *cria_dock(GtkWidget *mw, unsigned int s)
  50 {
  51         GdkDisplay *display;
  52         GtkWidget *foobox;
  53         Display *d;
  54         Window mainwin, iw, w, p, dummy1, *dummy2;
  55         unsigned int dummy3;
  56         XWMHints *wmHints;
  57
  58         (void) s;
  59         display = gdk_display_get_default();
  60         foobox = gtk_window_new(GTK_WINDOW_POPUP);
  61
  62         gtk_window_set_wmclass(GTK_WINDOW(mw), g_get_prgname(), "DockApp");
  63         gtk_widget_set_size_request(foobox, 47, 47);
  64
  65         gtk_widget_realize(mw);
  66         gtk_widget_realize(foobox);
  67
  68         d = GDK_DISPLAY_XDISPLAY(display);
  69         mainwin = GDK_WINDOW_XID(gtk_widget_get_window(mw));
  70         iw = GDK_WINDOW_XID(gtk_widget_get_window(foobox));
  71         XQueryTree(d, mainwin, &dummy1, &p, &dummy2, &dummy3);
  72         if (dummy2)
  73                 XFree(dummy2);
  74         w = XCreateSimpleWindow(d, p, 0, 0, 1, 1, 0, 0, 0);
  75         XReparentWindow(d, mainwin, w, 0, 0);
  76         gtk_widget_show(mw);
  77         gtk_widget_show(foobox);
  78         wmHints = XGetWMHints(d, mainwin);
  79         if (!wmHints)
  80                 wmHints = XAllocWMHints();
  81         wmHints->flags |= IconWindowHint;
  82         wmHints->icon_window = iw;
  83         XSetWMHints(d, mainwin, wmHints);
  84         XFree(wmHints);
  85         XReparentWindow(d, mainwin, p, 0, 0);
  86         XDestroyWindow(d, w);
  87
  88         return foobox;
  89 }
  90
  91 void fecha(void)
  92 {
  93         gtk_widget_destroy(dialog);
  94         dialog = NULL;
  95 }
  96
  97 void handle_click(GtkWidget *widget, gpointer data)
  98 {
  99         GDBusConnection *connection;
 100         GDBusMessage *message, *reply;
 101         GError *error = NULL;
 102
 103         gchar *method = (gchar *)data;
 104
 105         connection = g_bus_get_sync(G_BUS_TYPE_SYSTEM, NULL, &error);
 106         message = g_dbus_message_new_method_call(
 107                         NULL,
 108                         DBUS_PATH,
 109                         DBUS_INTERFACE,
 110                         method);
 111         g_dbus_message_set_body(message, g_variant_new("(b)", TRUE));
 112         g_dbus_message_set_destination(message, DBUS_DESTINATION);
 113         reply = g_dbus_connection_send_message_with_reply_sync(
 114                 connection, message, 0, -1, NULL, NULL, &error);
 115
 116         if (g_dbus_message_get_message_type(reply) ==
 117             G_DBUS_MESSAGE_TYPE_ERROR) {
 118                 GtkWidget *dialog;
 119
 120                 dialog = gtk_message_dialog_new(
 121                         GTK_WINDOW(gtk_widget_get_toplevel(widget)),
 122                         GTK_DIALOG_DESTROY_WITH_PARENT,
 123                         GTK_MESSAGE_ERROR,
 124                         GTK_BUTTONS_CLOSE,
 125                         "%s",
 126                         g_strcompress(g_variant_print(
 127                                               g_dbus_message_get_body(reply),
 128                                               TRUE)));
 129                 gtk_dialog_run(GTK_DIALOG(dialog));
 130                 gtk_widget_destroy(dialog);
 131         }
 132
 133         g_object_unref(message);
 134         g_object_unref(reply);
 135         g_object_unref(connection);
 136 }
 137
 138 void button_press(GtkWidget *widget, GdkEvent *event)
 139 {
 140         GtkWidget *label;
 141         GtkWidget *halt_button;
 142         GtkWidget *reboot_button;
 143         GtkWidget *cancel_button;
 144         GdkEventButton  *bevent;
 145
 146         (void) widget;
 147
 148         bevent = (GdkEventButton *)event;
 149         switch (bevent->button) {
 150         case 1:
 151                 if (dialog != NULL)
 152                         return;
 153                 dialog = gtk_dialog_new();
 154                 label = gtk_label_new("Shutdown confirmation");
 155                 gtk_container_add(GTK_CONTAINER(gtk_dialog_get_content_area(
 156                                                         GTK_DIALOG(dialog))),
 157                                   label);
 158
 159                 gtk_dialog_add_buttons(GTK_DIALOG(dialog),
 160                                        "Halt", GTK_RESPONSE_HALT,
 161                                        "Reboot", GTK_RESPONSE_REBOOT,
 162                                        "Cancel", GTK_RESPONSE_CANCEL, NULL);
 163                 halt_button = gtk_dialog_get_widget_for_response(
 164                         GTK_DIALOG(dialog),
 165                         GTK_RESPONSE_HALT);
 166                 reboot_button = gtk_dialog_get_widget_for_response(
 167                         GTK_DIALOG(dialog),
 168                         GTK_RESPONSE_REBOOT);
 169                 cancel_button = gtk_dialog_get_widget_for_response(
 170                         GTK_DIALOG(dialog),
 171                         GTK_RESPONSE_CANCEL);
 172
 173                 g_signal_connect(dialog, "destroy", G_CALLBACK(fecha), NULL);
 174                 g_signal_connect(cancel_button,
 175                                  "clicked",
 176                                  G_CALLBACK(fecha),
 177                                  (gpointer) dialog);
 178                 g_signal_connect(halt_button,
 179                                  "clicked",
 180                                  G_CALLBACK(handle_click),
 181                                  HALT_METHOD);
 182                 g_signal_connect(reboot_button,
 183                                  "clicked",
 184                                  G_CALLBACK(handle_click),
 185                                  REBOOT_METHOD);
 186                 gtk_widget_show_all(dialog);
 187                 break;
 188         default:
 189                 break;
 190         }
 191 }
 192
 193 int main(int argc, char *argv[])
 194 {
 195         GError *error = NULL;
 196         GOptionContext *context;
 197         GtkWidget *gtkiw;
 198         GtkWidget *dockArea;
 199         GtkWidget *pixmap;
 200
 201         gtk_init(&argc, &argv);
 202
 203         context = g_option_context_new(
 204                 "- dockapp to shutdown or reboot your machine");
 205         g_option_context_add_main_entries(context, entries, NULL);
 206         g_option_context_add_group(context, gtk_get_option_group(TRUE));
 207         g_option_context_parse(context, &argc, &argv, &error);
 208
 209         if (showVersion) {
 210                 printf(PACKAGE_STRING"\n");
 211                 return 0;
 212         }
 213
 214         gtkiw = gtk_window_new(GTK_WINDOW_TOPLEVEL);
 215         dockArea = cria_dock(gtkiw, 47);
 216
 217         pixmap = gtk_image_new_from_file(DATADIR"/wmshutdown.xpm");
 218         gtk_widget_show(pixmap);
 219         gtk_container_add(GTK_CONTAINER(dockArea), pixmap);
 220
 221         gtk_widget_add_events(dockArea, GDK_BUTTON_PRESS_MASK);
 222         g_signal_connect(dockArea, "button-press-event",
 223                          G_CALLBACK(button_press), NULL);
 224
 225         gtk_main();
 226
 227         return 0;
 228 }