tests/fallback.c

   1 /* -*- indent-tabs-mode: nil; tab-width: 4; c-basic-offset: 4; -*-
   2
   3    fallback.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     one, two;
  27   XEvent     report;
  28
  29   display = XOpenDisplay(NULL);
  30
  31   if (display == NULL) {
  32     fprintf(stderr, "couldn't connect to X server :0\n");
  33     return 0;
  34   }
  35
  36   one = XCreateWindow(display, RootWindow(display, 0),
  37                       0,0,200,200, 10, CopyFromParent, CopyFromParent,
  38                          CopyFromParent, 0, 0);
  39   two = XCreateWindow(display, RootWindow(display, 0),
  40                       0,0,150,150, 10, CopyFromParent, CopyFromParent,
  41                       CopyFromParent, 0, 0);
  42
  43   XSetWindowBackground(display,one,WhitePixel(display,0));
  44   XSetWindowBackground(display,two,BlackPixel(display,0));
  45
  46   XSetTransientForHint(display, two, one);
  47
  48   XMapWindow(display, one);
  49   XFlush(display);
  50   usleep(1000);
  51
  52   XMapWindow(display, two);
  53   XFlush(display);
  54   usleep(1000);
  55
  56   XDestroyWindow(display, two);
  57   XFlush(display);
  58   usleep(1000);
  59
  60   XDestroyWindow(display, one);
  61   XSync(display, False);
  62
  63   return 1;
  64 }