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

   1 /* -*-c-*-
   2  *
   3  * $Id: xshutdown.c,v 1.6 1998/12/11 09:51:51 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 1.6  1998/12/11 09:51:51  mdw
  33  * Use mgLib's `msg' box rather than doing things the hard way.
  34  *
  35  * Revision 1.5  1998/12/03 01:00:19  mdw
  36  * Honour escape presses in the dialogue boxes.
  37  *
  38  * Revision 1.4  1998/12/03 00:39:45  mdw
  39  * Force focus when starting up.
  40  *
  41  * Revision 1.3  1998/11/30 22:36:49  mdw
  42  * Tidy up tabbing in help texts very slightly.
  43  *
  44  * Revision 1.2  1998/11/21 22:30:23  mdw
  45  * Support GNU-style long options throughout, and introduce proper help
  46  * text to all programs.  Update manual pages to match.
  47  *
  48  * Revision 1.1  1998/11/16 23:00:49  mdw
  49  * Initial versions.
  50  *
  51  */
  52
  53 /*----- Header files ------------------------------------------------------*/
  54
  55 #include <stdio.h>
  56 #include <stdlib.h>
  57 #include <string.h>
  58
  59 #include <X11/Xlib.h>
  60 #include <X11/Xutil.h>
  61
  62 #include <gtk/gtk.h>
  63 #include <gdk/gdkprivate.h>
  64 #include <gdk/gdkkeysyms.h>
  65
  66 #include <mLib/mdwopt.h>
  67 #include <mLib/quis.h>
  68
  69 #include <mgLib/msg.h>
  70
  71 #include "xwait.h"
  72
  73 /*----- Static variables --------------------------------------------------*/
  74
  75 static char *atom = XWAIT_DIE;
  76 static char *xmsg = XWAIT_DIE_MSG;
  77
  78 static Atom xwait_die;
  79
  80 /*----- Main code ---------------------------------------------------------*/
  81
  82 /* --- @version@ --- */
  83
  84 static void version(FILE *fp)
  85 {
  86   fprintf(fp, "%s (xtoys version " VERSION ")\n", QUIS);
  87 }
  88
  89 /* --- @usage@ --- */
  90
  91 static void usage(FILE *fp)
  92 {
  93   fprintf(fp, "Usage: %s [-a ATOM] [-m MSG] [-p PROMPT] [-t TITLE]\n", QUIS);
  94 }
  95
  96 /* --- @main@ --- *
  97  *
  98  * Main program.
  99  */
 100
 101 int main(int argc, char *argv[])
 102 {
 103   char *prompt = "Are you sure you want to shut down this session?";
 104   char *title = "xshutdown";
 105   ego(argv[0]);
 106   gtk_init(&argc, &argv);
 107
 108   /* --- Parse options --- */
 109
 110   for (;;) {
 111     static struct option opt[] = {
 112       { "help", 0,                      0,      'h' },
 113       { "usage", 0,                     0,      'u' },
 114       { "version", 0,                   0,      'v' },
 115       { "atom", required_argument,      0,      'a' },
 116       { "msg",  required_argument,      0,      'm' },
 117       { "prompt", required_argument,    0,      'p' },
 118       { "title", required_argument,     0,      't' },
 119       { 0,      0,                      0,      0 }
 120     };
 121     int i;
 122
 123     i = getopt_long(argc, argv, "huv a:m:p:t:", opt, 0);
 124
 125     if (i < 0)
 126       break;
 127
 128     switch (i) {
 129       case 'h':
 130         version(stdout);
 131         fputs("\n", stdout);
 132         usage(stdout);
 133         fputs(
 134 "\n"
 135 "Kills a waiting `xwait' process.  Pops up a confirmation window first.\n"
 136 "\n"
 137 "Options available are:\n"
 138 "\n"
 139 "-h, --help             Display this help text\n"
 140 "-u, --usage            Display a short usage summary\n"
 141 "-v, --version          Display the program's version number\n"
 142 "\n"
 143 "-a, --atom=ATOM\t      Select the atom that `xwait' is waiting for\n"
 144 "-m, --msg=MSG          Select the message to send to `xwait'\n"
 145 "-p, --prompt=PROMPT    Select the prompt string in the confirmation box\n"
 146 "-t, --title=TITLE      Select the title string in the confirmation box\n",
 147           stdout);
 148         exit(0);
 149         break;
 150       case 'u':
 151         usage(stdout);
 152         exit(0);
 153         break;
 154       case 'v':
 155         version(stdout);
 156         exit(0);
 157         break;
 158
 159       case 'a':
 160         atom = optarg;
 161         break;
 162       case 'm':
 163         xmsg = optarg;
 164         break;
 165       case 'p':
 166         prompt = optarg;
 167         break;
 168       case 't':
 169         title = optarg;
 170         break;
 171       default:
 172         usage(stderr);
 173         exit(EXIT_FAILURE);
 174     }
 175   }
 176
 177   xwait_die = XInternAtom(gdk_display, atom, False);
 178
 179   /* --- Decide whether there's an xwait listening --- *
 180    *
 181    * If not, pop up an error box and quit.
 182    */
 183
 184   {
 185     XTextProperty prop;
 186
 187     if (!XGetTextProperty(gdk_display, DefaultRootWindow(gdk_display),
 188                           &prop, xwait_die)) {
 189       msg("!:~OK", "no xwait listening for `%s'", atom);
 190       exit(EXIT_FAILURE);
 191     }
 192   }
 193
 194   /* --- Main code --- */
 195
 196   if (msg("!:OK,~Cancel", "%s", prompt) == 0) {
 197     XTextProperty prop;
 198     XStringListToTextProperty(&xmsg, 1, &prop);
 199     XSetTextProperty(gdk_display, DefaultRootWindow(gdk_display),
 200                      &prop, xwait_die);
 201   }
 202
 203   return (0);
 204 }
 205
 206 /*----- That's all, folks -------------------------------------------------*/