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@piedmont.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 #include "wmshutdown.xpm"
  23
  24 #ifdef HAVE_CONFIG_H
  25 #include <config.h>
  26 #endif
  27
  28 enum {
  29   GTK_RESPONSE_HALT,
  30   GTK_RESPONSE_REBOOT,
  31   GTK_RESPONSE_SUSPEND,
  32   GTK_RESPONSE_HIBERNATE
  33 };
  34
  35 #define HALT_METHOD      "PowerOff"
  36 #define REBOOT_METHOD    "Reboot"
  37 #define SUSPEND_METHOD   "Suspend"
  38 #define HIBERNATE_METHOD "Hibernate"
  39 #define DBUS_PATH        "/org/freedesktop/login1"
  40 #define DBUS_INTERFACE   "org.freedesktop.login1.Manager"
  41 #define DBUS_DESTINATION "org.freedesktop.login1"
  42
  43 static int showVersion;
  44 static gboolean show_suspend = FALSE;
  45 static gboolean show_hibernate = FALSE;
  46
  47 GtkWidget *dialog = NULL;
  48
  49 static GOptionEntry entries[] = {
  50         { "version", 'v', 0, G_OPTION_ARG_NONE, &showVersion,
  51           "Display version information", NULL },
  52         { "suspend", 's', 0, G_OPTION_ARG_NONE, &show_suspend,
  53           "Show 'suspend' button", NULL },
  54         { "hibernate", 'b', 0, G_OPTION_ARG_NONE, &show_hibernate,
  55           "Show 'hibernate' button", NULL },
  56         { NULL }
  57 };
  58
  59 /* gtk3 dockapp code based on wmpasman by Brad Jorsch
  60  * <anomie@users.sourceforge.net>
  61  * http://sourceforge.net/projects/wmpasman */
  62
  63 GtkWidget *cria_dock(GtkWidget *mw, unsigned int s)
  64 {
  65         GdkDisplay *display;
  66         GtkWidget *foobox;
  67         Display *d;
  68         Window mainwin, iw, w, p, dummy1, *dummy2;
  69         unsigned int dummy3;
  70         XWMHints *wmHints;
  71
  72         (void) s;
  73         display = gdk_display_get_default();
  74         foobox = gtk_window_new(GTK_WINDOW_POPUP);
  75
  76         gtk_window_set_wmclass(GTK_WINDOW(mw), g_get_prgname(), "DockApp");
  77         gtk_widget_set_size_request(foobox, 47, 47);
  78
  79         gtk_widget_realize(mw);
  80         gtk_widget_realize(foobox);
  81
  82         d = GDK_DISPLAY_XDISPLAY(display);
  83         mainwin = GDK_WINDOW_XID(gtk_widget_get_window(mw));
  84         iw = GDK_WINDOW_XID(gtk_widget_get_window(foobox));
  85         XQueryTree(d, mainwin, &dummy1, &p, &dummy2, &dummy3);
  86         if (dummy2)
  87                 XFree(dummy2);
  88         w = XCreateSimpleWindow(d, p, 0, 0, 1, 1, 0, 0, 0);
  89         XReparentWindow(d, mainwin, w, 0, 0);
  90         gtk_widget_show(mw);
  91         gtk_widget_show(foobox);
  92         wmHints = XGetWMHints(d, mainwin);
  93         if (!wmHints)
  94                 wmHints = XAllocWMHints();
  95         wmHints->flags |= IconWindowHint;
  96         wmHints->icon_window = iw;
  97         XSetWMHints(d, mainwin, wmHints);
  98         XFree(wmHints);
  99         XReparentWindow(d, mainwin, p, 0, 0);
 100         XDestroyWindow(d, w);
 101
 102         return foobox;
 103 }
 104
 105 void fecha(void)
 106 {
 107         gtk_widget_destroy(dialog);
 108         dialog = NULL;
 109 }
 110
 111 void handle_click(GtkWidget *widget, gpointer data)
 112 {
 113         GDBusConnection *connection;
 114         GDBusMessage *message, *reply;
 115         GError *error = NULL;
 116
 117         gchar *method = (gchar *)data;
 118
 119         connection = g_bus_get_sync(G_BUS_TYPE_SYSTEM, NULL, &error);
 120         message = g_dbus_message_new_method_call(
 121                         NULL,
 122                         DBUS_PATH,
 123                         DBUS_INTERFACE,
 124                         method);
 125         g_dbus_message_set_body(message, g_variant_new("(b)", TRUE));
 126         g_dbus_message_set_destination(message, DBUS_DESTINATION);
 127         reply = g_dbus_connection_send_message_with_reply_sync(
 128                 connection, message, 0, -1, NULL, NULL, &error);
 129
 130         if (g_dbus_message_get_message_type(reply) ==
 131             G_DBUS_MESSAGE_TYPE_ERROR) {
 132                 GtkWidget *dialog;
 133
 134                 dialog = gtk_message_dialog_new(
 135                         GTK_WINDOW(gtk_widget_get_toplevel(widget)),
 136                         GTK_DIALOG_DESTROY_WITH_PARENT,
 137                         GTK_MESSAGE_ERROR,
 138                         GTK_BUTTONS_CLOSE,
 139                         "%s",
 140                         g_strcompress(g_variant_print(
 141                                               g_dbus_message_get_body(reply),
 142                                               TRUE)));
 143                 gtk_dialog_run(GTK_DIALOG(dialog));
 144                 gtk_widget_destroy(dialog);
 145         }
 146
 147         g_object_unref(message);
 148         g_object_unref(reply);
 149         g_object_unref(connection);
 150 }
 151
 152 void button_press(GtkWidget *widget, GdkEvent *event)
 153 {
 154         GtkWidget *label;
 155         GtkWidget *halt_button;
 156         GtkWidget *reboot_button;
 157         GtkWidget *suspend_button;
 158         GtkWidget *hibernate_button;
 159         GtkWidget *cancel_button;
 160         GdkEventButton  *bevent;
 161
 162         (void) widget;
 163
 164         bevent = (GdkEventButton *)event;
 165         switch (bevent->button) {
 166         case 1:
 167                 if (dialog != NULL)
 168                         return;
 169                 dialog = gtk_dialog_new();
 170                 label = gtk_label_new("Shutdown confirmation");
 171                 gtk_container_add(GTK_CONTAINER(gtk_dialog_get_content_area(
 172                                                         GTK_DIALOG(dialog))),
 173                                   label);
 174
 175                 gtk_dialog_add_buttons(GTK_DIALOG(dialog),
 176                                        "Halt", GTK_RESPONSE_HALT,
 177                                        "Reboot", GTK_RESPONSE_REBOOT, NULL);
 178                 halt_button = gtk_dialog_get_widget_for_response(
 179                         GTK_DIALOG(dialog),
 180                         GTK_RESPONSE_HALT);
 181                 reboot_button = gtk_dialog_get_widget_for_response(
 182                         GTK_DIALOG(dialog),
 183                         GTK_RESPONSE_REBOOT);
 184                 g_signal_connect(halt_button,
 185                                  "clicked",
 186                                  G_CALLBACK(handle_click),
 187                                  HALT_METHOD);
 188                 g_signal_connect(reboot_button,
 189                                  "clicked",
 190                                  G_CALLBACK(handle_click),
 191                                  REBOOT_METHOD);
 192
 193                 if (show_suspend) {
 194                   gtk_dialog_add_buttons(GTK_DIALOG(dialog), "Suspend",
 195                                          GTK_RESPONSE_SUSPEND, NULL);
 196                   suspend_button =
 197                     gtk_dialog_get_widget_for_response(GTK_DIALOG(dialog),
 198                                                        GTK_RESPONSE_SUSPEND);
 199                   g_signal_connect(suspend_button,
 200                                    "clicked",
 201                                    G_CALLBACK(handle_click),
 202                                    SUSPEND_METHOD);
 203                 }
 204                 if (show_hibernate) {
 205                   gtk_dialog_add_buttons(GTK_DIALOG(dialog), "Hibernate",
 206                                          GTK_RESPONSE_HIBERNATE, NULL);
 207                   hibernate_button =
 208                     gtk_dialog_get_widget_for_response(GTK_DIALOG(dialog),
 209                                                        GTK_RESPONSE_HIBERNATE);
 210                   g_signal_connect(hibernate_button,
 211                                    "clicked",
 212                                    G_CALLBACK(handle_click),
 213                                    HIBERNATE_METHOD);
 214                 }
 215
 216                 gtk_dialog_add_buttons(GTK_DIALOG(dialog), "Cancel",
 217                                        GTK_RESPONSE_CANCEL, NULL);
 218                 cancel_button = gtk_dialog_get_widget_for_response(
 219                         GTK_DIALOG(dialog),
 220                         GTK_RESPONSE_CANCEL);
 221                 g_signal_connect(cancel_button,
 222                                  "clicked",
 223                                  G_CALLBACK(fecha),
 224                                  (gpointer) dialog);
 225
 226                 g_signal_connect(dialog, "destroy", G_CALLBACK(fecha), NULL);
 227                 gtk_widget_show_all(dialog);
 228                 break;
 229         default:
 230                 break;
 231         }
 232 }
 233
 234 int main(int argc, char *argv[])
 235 {
 236         GError *error = NULL;
 237         GOptionContext *context;
 238         GdkPixbuf *pixbuf;
 239         GtkWidget *gtkiw;
 240         GtkWidget *dockArea;
 241         GtkWidget *pixmap;
 242
 243         gtk_init(&argc, &argv);
 244
 245         context = g_option_context_new(
 246                 "- dockapp to shutdown or reboot your machine");
 247         g_option_context_add_main_entries(context, entries, NULL);
 248         g_option_context_add_group(context, gtk_get_option_group(TRUE));
 249         g_option_context_parse(context, &argc, &argv, &error);
 250
 251         if (showVersion) {
 252                 printf(PACKAGE_STRING"\n");
 253                 return 0;
 254         }
 255
 256         gtkiw = gtk_window_new(GTK_WINDOW_TOPLEVEL);
 257         dockArea = cria_dock(gtkiw, 47);
 258
 259         pixbuf = gdk_pixbuf_new_from_xpm_data(image_name);
 260         pixmap = gtk_image_new_from_pixbuf(pixbuf);
 261         gtk_widget_show(pixmap);
 262         gtk_container_add(GTK_CONTAINER(dockArea), pixmap);
 263
 264         gtk_widget_add_events(dockArea, GDK_BUTTON_PRESS_MASK);
 265         g_signal_connect(dockArea, "button-press-event",
 266                          G_CALLBACK(button_press), NULL);
 267
 268         gtk_main();
 269
 270         return 0;
 271 }