tests/showhide.c

   1 /* -*- indent-tabs-mode: nil; tab-width: 4; c-basic-offset: 4; -*-
   2
   3    showhide.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 <unistd.h>
  21 #include <X11/Xlib.h>
  22 #include <X11/Xutil.h>
  23
  24 int main () {
  25   Display   *display;
  26   Window     win;
  27   XEvent     report;
  28   XEvent     msg;
  29   int        x=50,y=50,h=100,w=400;
  30
  31   display = XOpenDisplay(NULL);
  32
  33   if (display == NULL) {
  34     fprintf(stderr, "couldn't connect to X server :0\n");
  35     return 0;
  36   }
  37
  38   while (1) {
  39       win = XCreateWindow(display, RootWindow(display, 0),
  40                           x, y, w, h, 10, CopyFromParent, CopyFromParent,
  41                           CopyFromParent, 0, NULL);
  42       XSetWindowBackground(display,win,WhitePixel(display,0));
  43       XMapWindow(display, win);
  44       XFlush(display);
  45       usleep(1000);
  46       XDestroyWindow(display, win);
  47       XSync(display, False);
  48
  49       break;
  50       sleep(2);
  51   }
  52
  53   return 1;
  54 }