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scrsize.c

/*
 * Copyright (c) 1999, NBG01720@nifty.ne.jp
 *
 * To compile this program:
 *    gcc -D__ST_MT_ERRNO__ -O2 -s -Zomf -Zmtd -lX11 scrsize.c
 *
 * When I wrote this routine, I consulted some part of the source code of the
 * xwininfo utility by X Consortium.
 *
 * Copyright (c) 1987, X Consortium
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to
 * deal in the Software without restriction, including without limitation the
 * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
 * sell copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL THE
 * X CONSORTIUM BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
 * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 *
 * Except as contained in this notice, the name of the X Consortium shall not
 * be used in advertising or otherwise to promote the sale, use or other
 * dealings in this Software without prior written authorization from the X
 * Consortium.
 */
#include <X11/Xlib.h>
#include <X11/Xutil.h>
#include <stdlib.h>
#include <stdio.h>

int main(){
  char*cp;
  Display*dpy;
  Window window;
  XWindowAttributes win_attributes;
  XSizeHints hints;
  long longjunk;
  int dst[2];

  _scrsize(dst);
  cp=getenv("WINDOWID");
  if(cp){
    dpy=XOpenDisplay(NULL);
    if(dpy){
      if(XGetWindowAttributes(dpy,window=atol(cp),&win_attributes))
      if(XGetWMNormalHints(dpy,window,&hints,&longjunk))
        if(hints.flags&PResizeInc&&hints.width_inc&&hints.height_inc){
          if(hints.flags&(PBaseSize|PMinSize)){
            if(hints.flags&PBaseSize){
            win_attributes.width -=hints.base_width;
            win_attributes.height-=hints.base_height;
            }else{
            win_attributes.width -=hints.min_width;
            win_attributes.height-=hints.min_height;
            }
          }
          dst[0]=win_attributes.width /hints.width_inc;
          dst[1]=win_attributes.height/hints.height_inc;
        }
        XCloseDisplay(dpy);
    }
  }
  printf("%i %i\n",dst[0],dst[1]);
  return 0;
}

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