#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <ctype.h>
#include <X11/Xlib.h>

int main(int argc, char *argv[]) {
  Display *display;
  Window win, root;
  XEvent event;
  XSetWindowAttributes a;
  int screen, depth, white, black, press;
  
  if (!(display = XOpenDisplay(getenv("DISPLAY")))) return 1;

  screen = DefaultScreen(display);
  root = RootWindow(display, screen);
  depth = DefaultDepth(display, screen);
  white = WhitePixel(display, screen);
  black = BlackPixel(display, screen);
  press = 0;

  win = XCreateSimpleWindow(display, root, 0, 0, 100, 100, 0, white, white);
  a.override_redirect = True;
  XChangeWindowAttributes(display, win, CWOverrideRedirect, &a);

  XSelectInput(display, win, ExposureMask | ButtonPressMask | ButtonReleaseMask | ButtonMotionMask);
  XMapWindow(display, win);

  while (1) {
    XNextEvent(display, &event);
    switch(event.type) {
    case Expose:
	break;
    case ButtonPress:
	press = 1;
	break;
    case ButtonRelease:
	press = 0;
	break;
    case MotionNotify:

	break;
    }
  }

  XFlush(display);
  XCloseDisplay(display);

  return 0;
}