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

   1 /* -*-c-*-
   2  *
   3  * $Id: xshutdown.c,v 1.8 2002/01/13 14:44:47 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 1.8  2002/01/13 14:44:47  mdw
  33  * Track @msg@ change; make the `-t' option actually work.
  34  *
  35  * Revision 1.7  1999/08/20 07:29:19  mdw
  36  * New command line syntax, and new atom protocol.
  37  *
  38  * Revision 1.6  1998/12/11 09:51:51  mdw
  39  * Use mgLib's `msg' box rather than doing things the hard way.
  40  *
  41  * Revision 1.5  1998/12/03 01:00:19  mdw
  42  * Honour escape presses in the dialogue boxes.
  43  *
  44  * Revision 1.4  1998/12/03 00:39:45  mdw
  45  * Force focus when starting up.
  46  *
  47  * Revision 1.3  1998/11/30 22:36:49  mdw
  48  * Tidy up tabbing in help texts very slightly.
  49  *
  50  * Revision 1.2  1998/11/21 22:30:23  mdw
  51  * Support GNU-style long options throughout, and introduce proper help
  52  * text to all programs.  Update manual pages to match.
  53  *
  54  * Revision 1.1  1998/11/16 23:00:49  mdw
  55  * Initial versions.
  56  *
  57  */
  58
  59 /*----- Header files ------------------------------------------------------*/
  60
  61 #include <stdio.h>
  62 #include <stdlib.h>
  63 #include <string.h>
  64
  65 #include <X11/Xlib.h>
  66 #include <X11/Xutil.h>
  67
  68 #include <gtk/gtk.h>
  69 #include <gdk/gdkprivate.h>
  70 #include <gdk/gdkkeysyms.h>
  71
  72 #include <mLib/mdwopt.h>
  73 #include <mLib/quis.h>
  74 #include <mLib/report.h>
  75
  76 #include <mgLib/msg.h>
  77
  78 #include "xatom.h"
  79 #include "xwait.h"
  80
  81 /*----- Main code ---------------------------------------------------------*/
  82
  83 /* --- @version@ --- */
  84
  85 static void version(FILE *fp)
  86 {
  87   fprintf(fp, "%s (xtoys version " VERSION ")\n", QUIS);
  88 }
  89
  90 /* --- @usage@ --- */
  91
  92 static void usage(FILE *fp)
  93 {
  94   fprintf(fp, "Usage: %s [-p PROMPT] [-t TITLE] [ATOM:MSG]\n", QUIS);
  95 }
  96
  97 /* --- @main@ --- *
  98  *
  99  * Main program.
 100  */
 101
 102 int main(int argc, char *argv[])
 103 {
 104   const char *atom = XWAIT_DIE;
 105   const char *xmsg = XWAIT_DIE_MSG;
 106   Atom xa, xm;
 107
 108   const char *prompt = "Are you sure you want to shut down this session?";
 109   const char *title;
 110   ego(argv[0]);
 111   gtk_init(&argc, &argv);
 112
 113   /* --- Parse options --- */
 114
 115   title = QUIS;
 116   for (;;) {
 117     static struct option opt[] = {
 118       { "help",         0,              0,      'h' },
 119       { "usage",        0,              0,      'u' },
 120       { "version",      0,              0,      'v' },
 121       { "atom",         OPTF_ARGREQ,    0,      'a' },
 122       { "msg",          OPTF_ARGREQ,    0,      'm' },
 123       { "prompt",       OPTF_ARGREQ,    0,      'p' },
 124       { "title",        OPTF_ARGREQ,    0,      't' },
 125       { 0,              0,              0,      0 }
 126     };
 127     int i;
 128
 129     i = getopt_long(argc, argv, "huv a:m:p:t:", opt, 0);
 130
 131     if (i < 0)
 132       break;
 133
 134     switch (i) {
 135       case 'h':
 136         version(stdout);
 137         fputs("\n", stdout);
 138         usage(stdout);
 139         fputs(
 140 "\n"
 141 "Kills a waiting `xwait' process.  Pops up a confirmation window first.\n"
 142 "\n"
 143 "Options available are:\n"
 144 "\n"
 145 "-h, --help             Display this help text\n"
 146 "-u, --usage            Display a short usage summary\n"
 147 "-v, --version          Display the program's version number\n"
 148 "\n"
 149 "-a, --atom=ATOM\t      Select the property name atom [deprecated]\n"
 150 "-m, --msg=MSG          Select the message to send [deprecated]\n"
 151 "-p, --prompt=PROMPT    Select the prompt string in the confirmation box\n"
 152 "-t, --title=TITLE      Select the title string in the confirmation box\n",
 153           stdout);
 154         exit(0);
 155         break;
 156       case 'u':
 157         usage(stdout);
 158         exit(0);
 159         break;
 160       case 'v':
 161         version(stdout);
 162         exit(0);
 163         break;
 164
 165       case 'a':
 166         atom = optarg;
 167         break;
 168       case 'm':
 169         xmsg = optarg;
 170         break;
 171       case 'p':
 172         prompt = optarg;
 173         break;
 174       case 't':
 175         title = optarg;
 176         break;
 177       default:
 178         usage(stderr);
 179         exit(EXIT_FAILURE);
 180     }
 181   }
 182
 183   if (optind < argc) {
 184     char *p;
 185     if ((atom = strtok(argv[optind++], ":")) == 0)
 186       die(EXIT_FAILURE, "missing atom name");
 187     if ((p = strtok(0, ",")) != 0)
 188       xmsg = p;
 189   }
 190
 191   if (optind < argc) {
 192     usage(stderr);
 193     exit(EXIT_FAILURE);
 194   }
 195
 196   xa = XInternAtom(gdk_display, atom, False);
 197   xm = XInternAtom(gdk_display, xmsg, False);
 198
 199   /* --- Decide whether there's an xwait listening --- *
 200    *
 201    * If not, pop up an error box and quit.
 202    */
 203
 204   if (xatom_get(gdk_display, DefaultRootWindow(gdk_display), xa) == None) {
 205     msg(QUIS, "!:~OK", "no xwait listening for `%s'", atom);
 206     exit(EXIT_FAILURE);
 207   }
 208
 209   /* --- Main code --- */
 210
 211   if (msg(title, "!:OK,~Cancel", "%s", prompt) == 0)
 212     xatom_set(gdk_display, DefaultRootWindow(gdk_display), xa, xm);
 213
 214   return (0);
 215 }
 216
 217 /*----- That's all, folks -------------------------------------------------*/