mdw@git.distorted.org.uk Git - xtoys/blob - xshutdown.c

   1 /* -*-c-*-
   2  *
   3  * $Id: xshutdown.c,v 1.4 1998/12/03 00:39:45 mdw Exp $
   4  *
   5  * Pretty GTK interface to waking up an xwait
   6  *
   7  * (c) 1998 Straylight/Edgeware
   8  */
   9
  10 /*----- Licensing notice --------------------------------------------------*
  11  *
  12  * This file is part of the Edgeware X tools collection.
  13  *
  14  * X tools is free software; you can redistribute it and/or modify
  15  * it under the terms of the GNU General Public License as published by
  16  * the Free Software Foundation; either version 2 of the License, or
  17  * (at your option) any later version.
  18  *
  19  * X tools is distributed in the hope that it will be useful,
  20  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  21  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  22  * GNU General Public License for more details.
  23  *
  24  * You should have received a copy of the GNU General Public License
  25  * along with X tools; if not, write to the Free Software Foundation,
  26  * Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
  27  */
  28
  29 /*----- Revision history --------------------------------------------------*
  30  *
  31  * $Log: xshutdown.c,v $
  32  * Revision 1.4  1998/12/03 00:39:45  mdw
  33  * Force focus when starting up.
  34  *
  35  * Revision 1.3  1998/11/30 22:36:49  mdw
  36  * Tidy up tabbing in help texts very slightly.
  37  *
  38  * Revision 1.2  1998/11/21 22:30:23  mdw
  39  * Support GNU-style long options throughout, and introduce proper help
  40  * text to all programs.  Update manual pages to match.
  41  *
  42  * Revision 1.1  1998/11/16 23:00:49  mdw
  43  * Initial versions.
  44  *
  45  */
  46
  47 /*----- Header files ------------------------------------------------------*/
  48
  49 #include <stdio.h>
  50 #include <stdlib.h>
  51 #include <string.h>
  52
  53 #include <X11/Xlib.h>
  54 #include <X11/Xutil.h>
  55
  56 #include <gtk/gtk.h>
  57 #include <gdk/gdkprivate.h>
  58
  59 #include "mdwfocus.h"
  60 #include "mdwopt.h"
  61 #include "quis.h"
  62 #include "xwait.h"
  63
  64 /*----- Static variables --------------------------------------------------*/
  65
  66 static char *atom = XWAIT_DIE;
  67 static char *msg = XWAIT_DIE_MSG;
  68
  69 static Atom xwait_die;
  70
  71 /*----- Main code ---------------------------------------------------------*/
  72
  73 /* --- @cancel@ --- *
  74  *
  75  * Just end the main loop.
  76  */
  77
  78 static void cancel(GtkWidget *w, gpointer *p)
  79 {
  80   gtk_main_quit();
  81 }
  82
  83 /* --- @ok@ --- *
  84  *
  85  * Send the xwait process a message.
  86  */
  87
  88 static void ok(GtkWidget *w, gpointer *p)
  89 {
  90   XTextProperty prop;
  91   XStringListToTextProperty(&msg, 1, &prop);
  92   XSetTextProperty(gdk_display, DefaultRootWindow(gdk_display),
  93                    &prop, xwait_die);
  94   gtk_main_quit();
  95 }
  96
  97 /* --- @version@ --- */
  98
  99 static void version(FILE *fp)
 100 {
 101   fprintf(fp, "%s (xtoys version " VERSION ")\n", QUIS);
 102 }
 103
 104 /* --- @usage@ --- */
 105
 106 static void usage(FILE *fp)
 107 {
 108   fprintf(fp, "Usage: %s [-a ATOM] [-m MSG] [-p PROMPT] [-t TITLE]\n", QUIS);
 109 }
 110
 111 /* --- @main@ --- *
 112  *
 113  * Main program.
 114  */
 115
 116 int main(int argc, char *argv[])
 117 {
 118   char *prompt = "Are you sure you want to shut down this session?";
 119   char *title = "xshutdown";
 120   ego(argv[0]);
 121   gtk_init(&argc, &argv);
 122
 123   /* --- Parse options --- */
 124
 125   for (;;) {
 126     static struct option opt[] = {
 127       { "help", 0,                      0,      'h' },
 128       { "usage", 0,                     0,      'u' },
 129       { "version", 0,                   0,      'v' },
 130       { "atom", required_argument,      0,      'a' },
 131       { "msg",  required_argument,      0,      'm' },
 132       { "prompt", required_argument,    0,      'p' },
 133       { "title", required_argument,     0,      't' },
 134       { 0,      0,                      0,      0 }
 135     };
 136     int i;
 137
 138     i = getopt_long(argc, argv, "huv a:m:p:t:", opt, 0);
 139
 140     if (i < 0)
 141       break;
 142
 143     switch (i) {
 144       case 'h':
 145         version(stdout);
 146         fputs("\n", stdout);
 147         usage(stdout);
 148         fputs(
 149 "\n"
 150 "Kills a waiting `xwait' process.  Pops up a confirmation window first.\n"
 151 "\n"
 152 "Options available are:\n"
 153 "\n"
 154 "-h, --help             Display this help text\n"
 155 "-u, --usage            Display a short usage summary\n"
 156 "-v, --version          Display the program's version number\n"
 157 "\n"
 158 "-a, --atom=ATOM\t      Select the atom that `xwait' is waiting for\n"
 159 "-m, --msg=MSG          Select the message to send to `xwait'\n"
 160 "-p, --prompt=PROMPT    Select the prompt string in the confirmation box\n"
 161 "-t, --title=TITLE      Select the title string in the confirmation box\n",
 162           stdout);
 163         exit(0);
 164         break;
 165       case 'u':
 166         usage(stdout);
 167         exit(0);
 168         break;
 169       case 'v':
 170         version(stdout);
 171         exit(0);
 172         break;
 173
 174       case 'a':
 175         atom = optarg;
 176         break;
 177       case 'm':
 178         msg = optarg;
 179         break;
 180       case 'p':
 181         prompt = optarg;
 182         break;
 183       case 't':
 184         title = optarg;
 185         break;
 186       default:
 187         usage(stderr);
 188         exit(EXIT_FAILURE);
 189     }
 190   }
 191
 192   xwait_die = XInternAtom(gdk_display, atom, False);
 193
 194   /* --- Decide whether there's an xwait listening --- *
 195    *
 196    * If not, pop up an error box and quit.
 197    */
 198
 199   {
 200     XTextProperty prop;
 201
 202     if (!XGetTextProperty(gdk_display, DefaultRootWindow(gdk_display),
 203                           &prop, xwait_die)) {
 204       char buf[64];
 205       GtkWidget *win = gtk_dialog_new();
 206       GtkWidget *w;
 207
 208       /* --- Make the main window --- */
 209
 210       gtk_window_set_title(GTK_WINDOW(win), "xshutdown");
 211       gtk_signal_connect(GTK_OBJECT(win), "destroy",
 212                        GTK_SIGNAL_FUNC(cancel), 0);
 213
 214       gtk_box_set_homogeneous(GTK_BOX(GTK_DIALOG(win)->action_area), 0);
 215
 216       /* --- Make the label --- */
 217
 218       sprintf(buf, "no xwait listening for `%s'\n", atom);
 219       w = gtk_label_new(buf);
 220       gtk_box_pack_start(GTK_BOX(GTK_DIALOG(win)->vbox), w, 1, 1, 0);
 221       gtk_misc_set_padding(GTK_MISC(w), 8, 8);
 222       gtk_widget_show(w);
 223
 224       /* --- Make the little button --- */
 225
 226       w = gtk_button_new_with_label("OK");
 227       gtk_box_pack_end(GTK_BOX(GTK_DIALOG(win)->action_area), w, 0, 0, 0);
 228       GTK_WIDGET_SET_FLAGS(w, GTK_CAN_DEFAULT);
 229       gtk_widget_grab_default(w);
 230       gtk_signal_connect(GTK_OBJECT(w), "clicked",
 231                          GTK_SIGNAL_FUNC(cancel), 0);
 232       gtk_widget_show(w);
 233
 234       /* --- Make everything work --- */
 235
 236       gtk_widget_realize(win);
 237       mdwfocus(win);
 238       gtk_widget_show(win);
 239       gtk_main();
 240       exit(EXIT_FAILURE);
 241     }
 242   }
 243
 244   /* --- Main code --- */
 245
 246   {
 247     GtkWidget *win;
 248     GtkWidget *w;
 249
 250     /* --- Make the main dialogue box --- */
 251
 252     win = gtk_dialog_new();
 253     gtk_window_set_title(GTK_WINDOW(win), title);
 254     gtk_signal_connect(GTK_OBJECT(win), "destroy",
 255                        GTK_SIGNAL_FUNC(cancel), 0);
 256
 257     gtk_box_set_homogeneous(GTK_BOX(GTK_DIALOG(win)->action_area), 0);
 258
 259     /* --- Make the prompt label --- */
 260
 261     w = gtk_label_new(prompt);
 262     gtk_box_pack_start(GTK_BOX(GTK_DIALOG(win)->vbox), w, 1, 1, 0);
 263     gtk_misc_set_padding(GTK_MISC(w), 8, 8);
 264     gtk_widget_show(w);
 265
 266     /* --- Make the OK button --- */
 267
 268     w = gtk_button_new_with_label("OK");
 269     gtk_box_pack_end(GTK_BOX(GTK_DIALOG(win)->action_area), w, 0, 0, 0);
 270     gtk_signal_connect(GTK_OBJECT(w), "clicked", GTK_SIGNAL_FUNC(ok), 0);
 271     GTK_WIDGET_SET_FLAGS(w, GTK_CAN_DEFAULT);
 272     gtk_widget_show(w);
 273     gtk_widget_grab_default(w);
 274
 275     /* --- And the cancel button --- */
 276
 277     w = gtk_button_new_with_label("Cancel");
 278     gtk_box_pack_end(GTK_BOX(GTK_DIALOG(win)->action_area), w, 0, 0, 0);
 279     gtk_signal_connect(GTK_OBJECT(w), "clicked", GTK_SIGNAL_FUNC(cancel), 0);
 280     GTK_WIDGET_SET_FLAGS(w, GTK_CAN_DEFAULT);
 281     gtk_widget_show(w);
 282
 283     /* --- Show the completed window --- */
 284
 285     gtk_widget_realize(win);
 286     mdwfocus(win);
 287     gtk_widget_show(win);
 288   }
 289
 290   /* --- Let rip --- */
 291
 292   gtk_main();
 293   return (0);
 294 }
 295
 296 /*----- That's all, folks -------------------------------------------------*/