tests/grouptran2.c

   1 /* -*- indent-tabs-mode: nil; tab-width: 4; c-basic-offset: 4; -*-
   2
   3    grouptran2.c for the Openbox window manager
   4    Copyright (c) 2003-2007   Dana Jansens
   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 2 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    See the COPYING file for a copy of the GNU General Public License.
  17 */
  18
  19 #include <stdio.h>
  20 #include <X11/Xlib.h>
  21 #include <X11/Xutil.h>
  22 #include <X11/Xatom.h>
  23
  24 int main () {
  25   Display   *display;
  26   Window     main, grouptran, child, group;
  27   XEvent     report;
  28   XWMHints  *wmhints;
  29
  30   display = XOpenDisplay(NULL);
  31
  32   if (display == NULL) {
  33     fprintf(stderr, "couldn't connect to X server :0\n");
  34     return 0;
  35   }
  36
  37   group = XCreateWindow(display, RootWindow(display, 0),
  38                         0,0,1,1, 10, CopyFromParent, CopyFromParent,
  39                          CopyFromParent, 0, 0);
  40
  41   main = XCreateWindow(display, RootWindow(display, 0),
  42                       0,0,100,100, 10, CopyFromParent, CopyFromParent,
  43                          CopyFromParent, 0, 0);
  44   grouptran = XCreateWindow(display, RootWindow(display, 0),
  45                             10,10,80,180, 10, CopyFromParent, CopyFromParent,
  46                             CopyFromParent, 0, 0);
  47   child = XCreateWindow(display, RootWindow(display, 0),
  48                         20,20,60,60, 10, CopyFromParent, CopyFromParent,
  49                         CopyFromParent, 0, 0);
  50
  51   XSetWindowBackground(display,main,WhitePixel(display,0));
  52   XSetWindowBackground(display,grouptran,BlackPixel(display,0));
  53   XSetWindowBackground(display,child,WhitePixel(display,0));
  54
  55   XSetTransientForHint(display, grouptran, RootWindow(display,0));
  56   XSetTransientForHint(display, child, grouptran);
  57
  58   wmhints = XAllocWMHints();
  59
  60   wmhints->flags = WindowGroupHint;
  61   wmhints->window_group = group;
  62
  63   XSetWMHints(display, main, wmhints);
  64   XSetWMHints(display, grouptran, wmhints);
  65   XSetWMHints(display, child, wmhints);
  66
  67   XFree(wmhints);
  68
  69   XMapWindow(display, main);
  70   XMapWindow(display, grouptran);
  71   XMapWindow(display, child);
  72   XFlush(display);
  73
  74   while (1) {
  75     XNextEvent(display, &report);
  76   }
  77
  78   return 1;
  79 }