4.3BSD - /usr/src/new/X/xrefresh/xrefresh.c

   1: #include <X/mit-copyright.h>
   2: 
   3: #include <X/Xlib.h>
   4: #include <stdio.h>
   5: /*
   6:  * Copyright 1985, Massachusetts Institute of Technology.
   7:  * This program just throws up a window over the whole screen, causing
   8:  * exposure events to be generated on all windows.  This may be useful
   9:  * to cause the whole screen to be repainted when it has somehow gotten
  10:  * trashed.
  11:  */
  12: #ifndef lint
  13: static char *rcsid_xrefresh_c = "$Header: xrefresh.c,v 10.5 86/02/01 16:16:40 tony Rel $";
  14: #endif
  15: 
  16: main(argc, argv)
  17: int argc;
  18: char **argv;
  19: {
  20:     Window w;
  21: 
  22:     if (XOpenDisplay(argc ? argv[1] : "\0") == NULL)
  23:         fprintf (stderr, "Could not open Display!\n");
  24: 
  25:     w = XCreateWindow(RootWindow, 0, 0, DisplayWidth(), DisplayHeight(),
  26:         0, (Pixmap) 0, (Pixmap) 0);
  27:     XMapWindow(w);          /* put it up on the screen 	*/
  28:     XDestroyWindow(w);      /* throw it away		*/
  29: 
  30:     XFlush();           /* and make sure the server sees it*/
  31: }

Defined functions

Defined variables