/*
 * Copyright (C) 2000-2001, Nathan Ingersoll
 *
 * This software is licensed under the GNU General Public
 * License. If you did not receive a copy with this software,
 * it may be obtained from http://www.gnu.org/
 */

#include <stdio.h>
#include <unistd.h>
#include "epplet.h"

#define MAXBUTTON 3

Epplet_gadget close_button, label1, label2, button1;
int cur_button;
unsigned char buttons[MAXBUTTON];
char curb[2];
Display *disp;

static void close_cb(void *data);
static void in_cb(void *data, Window w);
static void out_cb(void *data, Window w);
static int delete_cb(void *data, Window win);
static void ok_cb(void *data);

static void
close_cb(void *data)
{
  Epplet_unremember();
  Esync();
  Epplet_cleanup();
  data = NULL;
  exit(0);
}

static void
in_cb(void *data, Window w)
{
  if (w == Epplet_get_main_window()) {
    Epplet_gadget_show(close_button);
  }
  return;
  data = NULL;
}

static void
out_cb(void *data, Window w)
{
  if (w == Epplet_get_main_window()) {
    Epplet_gadget_hide(close_button);
  }
  return;
  data = NULL;
}

static int
delete_cb(void *data, Window win)
{
  win = (Window) 0;
  data = NULL;
  return 1;
}

void
next_button(void *data)
{
   int b;

   XGetPointerMapping(disp, buttons, MAXBUTTON);

   b = buttons[1];
   buttons[1] = buttons[2];
   buttons[2] = buttons[0];
   buttons[0] = b;

   if (XSetPointerMapping(disp, buttons, MAXBUTTON) >= 0) {
	cur_button = buttons[0];
	Esnprintf(curb, 2, "%d", cur_button);
	Epplet_change_label(label2, curb);
   }
}

int
main(int argc, char **argv)
{

  atexit(Epplet_cleanup);

  Epplet_Init("E-UniButton", "0.1", "Mouse Button Changer", 4,3, argc, argv, 0);
  Epplet_load_config();

  disp = Epplet_get_display();
  XGetPointerMapping(disp, buttons, MAXBUTTON);
  cur_button = buttons[0];
  Esnprintf(curb, 2, "%d", cur_button);

  close_button = Epplet_create_std_button("CLOSE", 2, 2, close_cb, (void *)NULL);
  Epplet_gadget_show(label1 = Epplet_create_label(5, 10, "Button:", 3));
  Epplet_gadget_show(label2 = Epplet_create_label(48, 10, curb, 3));
  Epplet_gadget_show(button1 = Epplet_create_text_button("Next", 15, 28, 30, 12,
							next_button, (void *)NULL));
						
  Epplet_register_focus_in_handler(in_cb, NULL);
  Epplet_register_focus_out_handler(out_cb, NULL);
  Epplet_register_delete_event_handler(delete_cb, NULL);

  Epplet_show();
  Epplet_Loop();
  return 0;
}