// -*- mode: C++; indent-tabs-mode: nil; c-basic-offset: 2; -*-

#ifdef HAVE_CONFIG_H
# include "../config.h"
#endif

#include "eventdispatcher.hh"
#include "display.hh"
#include <iostream>

namespace otk {

OtkEventDispatcher::OtkEventDispatcher()
  : _fallback(0)
{
}

OtkEventDispatcher::~OtkEventDispatcher()
{
}

void OtkEventDispatcher::clearAllHandlers(void)
{
  _map.clear();
}

void OtkEventDispatcher::registerHandler(Window id, OtkEventHandler *handler)
{
  _map.insert(std::pair<Window, OtkEventHandler*>(id, handler));
}

void OtkEventDispatcher::clearHandler(Window id)
{
  _map.erase(id);
}

#include <stdio.h>
void OtkEventDispatcher::dispatchEvents(void)
{
  XEvent e;
  OtkEventHandler *handler;
  OtkEventMap::iterator it;

  while (XPending(OBDisplay::display)) {
    XNextEvent(OBDisplay::display, &e);

#ifdef DEBUG
    printf("Event %d window %lx\n", e.type, e.xany.window);
#endif

    it = _map.find(e.xany.window);

    if (it != _map.end())
      handler = it->second;
    else
      handler = _fallback;

    if (handler)
      handler->handle(e);
  }
}

}