kjs_window.cpp

将konqueror浏览器移植到ARM9 2410中

  else if (p == "prompt")
    return Function(new WindowFunc(this, WindowFunc::Prompt));
  else if (p == "open")
    return Function(new WindowFunc(this, WindowFunc::Open));
  else if (p == "setTimeout") {
    if (isSafeScript())
      return Function(new WindowFunc(this, WindowFunc::SetTimeout));
    else
      return Undefined();
  }
  else if (p == "clearTimeout") {
    if (isSafeScript())
      return Function(new WindowFunc(this, WindowFunc::ClearTimeout));
    else
      return Undefined();
  }
  else if (p == "focus")
    return Function(new WindowFunc(this, WindowFunc::Focus));
  else if (p == "blur")
    return Function(new WindowFunc(this, WindowFunc::Blur));
  else if (p == "close")
    return Function(new WindowFunc(this, WindowFunc::Close));
  else if (p == "setInterval") {
    if (isSafeScript())
      return Function(new WindowFunc(this, WindowFunc::SetInterval));
    else
      return Undefined();
  }
  else if (p == "clearInterval") {
    if (isSafeScript())
      return Function(new WindowFunc(this, WindowFunc::ClearInterval));
    else
      return Undefined();
  }
  else if (p == "onabort") {
    if (isSafeScript())
      return getListener(DOM::EventImpl::ABORT_EVENT);
    else
      return Undefined();
  }
  else if (p == "onblur") {
    if (isSafeScript())
      return getListener(DOM::EventImpl::BLUR_EVENT);
    else
      return Undefined();
  }
  else if (p == "onchange") {
    if (isSafeScript())
      return getListener(DOM::EventImpl::CHANGE_EVENT);
    else
      return Undefined();
  }
  else if (p == "onclick") {
    if (isSafeScript())
      return getListener(DOM::EventImpl::KHTML_CLICK_EVENT);
    else
      return Undefined();
  }
  else if (p == "ondblclick") {
    if (isSafeScript())
      return getListener(DOM::EventImpl::KHTML_DBLCLICK_EVENT);
    else
      return Undefined();
  }
  else if (p == "ondragdrop") {
    if (isSafeScript())
      return getListener(DOM::EventImpl::KHTML_DRAGDROP_EVENT);
    else
      return Undefined();
  }
  else if (p == "onerror") {
    if (isSafeScript())
      return getListener(DOM::EventImpl::KHTML_ERROR_EVENT);
    else
      return Undefined();
  }
  else if (p == "onfocus") {
    if (isSafeScript())
      return getListener(DOM::EventImpl::FOCUS_EVENT);
    else
      return Undefined();
  }
  else if (p == "onkeydown") {
    if (isSafeScript())
      return getListener(DOM::EventImpl::KHTML_KEYDOWN_EVENT);
    else
      return Undefined();
  }
  else if (p == "onkeypress") {
    if (isSafeScript())
      return getListener(DOM::EventImpl::KHTML_KEYPRESS_EVENT);
    else
      return Undefined();
  }
  else if (p == "onkeyup") {
    if (isSafeScript())
      return getListener(DOM::EventImpl::KHTML_KEYUP_EVENT);
    else
      return Undefined();
  }
  else if (p == "onload") {
    if (isSafeScript())
      return getListener(DOM::EventImpl::LOAD_EVENT);
    else
      return Undefined();
  }
  else if (p == "onmousedown") {
    if (isSafeScript())
      return getListener(DOM::EventImpl::MOUSEDOWN_EVENT);
    else
      return Undefined();
  }
  else if (p == "onmousemove") {
    if (isSafeScript())
      return getListener(DOM::EventImpl::MOUSEMOVE_EVENT);
    else
      return Undefined();
  }
  else if (p == "onmouseout") {
    if (isSafeScript())
      return getListener(DOM::EventImpl::MOUSEOUT_EVENT);
    else
      return Undefined();
  }
  else if (p == "onmouseover") {
    if (isSafeScript())
      return getListener(DOM::EventImpl::MOUSEOVER_EVENT);
    else
      return Undefined();
  }
  else if (p == "onmouseup") {
    if (isSafeScript())
      return getListener(DOM::EventImpl::MOUSEUP_EVENT);
    else
      return Undefined();
  }
  else if (p == "onmove") {
    if (isSafeScript())
      return getListener(DOM::EventImpl::KHTML_MOVE_EVENT);
    else
      return Undefined();
  }
  else if (p == "onreset") {
    if (isSafeScript())
      return getListener(DOM::EventImpl::RESET_EVENT);
    else
      return Undefined();
  }
  else if (p == "onresize") {
    if (isSafeScript())
      return getListener(DOM::EventImpl::RESIZE_EVENT);
    else
      return Undefined();
  }
  else if (p == "onselect") {
    if (isSafeScript())
      return getListener(DOM::EventImpl::SELECT_EVENT);
    else
      return Undefined();
  }
  else if (p == "onsubmit") {
    if (isSafeScript())
      return getListener(DOM::EventImpl::SUBMIT_EVENT);
    else
      return Undefined();
  }
  else if (p == "onunload") {
    if (isSafeScript())
      return getListener(DOM::EventImpl::UNLOAD_EVENT);
    else
      return Undefined();
  }

  KHTMLPart *kp = m_part->findFrame( p.qstring() );
  if (kp)
    return KJSO(retrieve(kp));

  // allow shortcuts like 'Image1' instead of document.images.Image1
  if (isSafeScript() &&
      m_part->document().isHTMLDocument()) { // might be XML
    DOM::HTMLCollection coll = m_part->htmlDocument().all();
    DOM::HTMLElement element = coll.namedItem(p.string());
    if (!element.isNull()) {
        return getDOMNode(element);
    }
  }

  return Undefined();
}

void Window::put(const UString &p, const KJSO &v)
{
  if (p == "status") {
    String s = v.toString();
    m_part->setJSStatusBarText(s.value().qstring());
  }
  else if (p == "defaultStatus" || p == "defaultstatus") {
    String s = v.toString();
    m_part->setJSDefaultStatusBarText(s.value().qstring());
  }
  else if (p == "location") {
    QString str = v.toString().value().qstring();
    m_part->scheduleRedirection(0, Window::retrieveActive()->m_part->
                              completeURL(str).url().prepend( "target://_self/#" ));
  }
  else if (p == "onabort") {
    if (isSafeScript())
      setListener(DOM::EventImpl::ABORT_EVENT,v);
  }
  else if (p == "onblur") {
    if (isSafeScript())
      setListener(DOM::EventImpl::BLUR_EVENT,v);
  }
  else if (p == "onchange") {
    if (isSafeScript())
      setListener(DOM::EventImpl::CHANGE_EVENT,v);
  }
  else if (p == "onclick") {
    if (isSafeScript())
      setListener(DOM::EventImpl::KHTML_CLICK_EVENT,v);
  }
  else if (p == "ondblclick") {
    if (isSafeScript())
      setListener(DOM::EventImpl::KHTML_DBLCLICK_EVENT,v);
  }
  else if (p == "ondragdrop") {
    if (isSafeScript())
      setListener(DOM::EventImpl::KHTML_DRAGDROP_EVENT,v);
  }
  else if (p == "onerror") {
    if (isSafeScript())
      setListener(DOM::EventImpl::KHTML_ERROR_EVENT,v);
  }
  else if (p == "onfocus") {
    if (isSafeScript())
      setListener(DOM::EventImpl::FOCUS_EVENT,v);
  }
  else if (p == "onkeydown") {
    if (isSafeScript())
      setListener(DOM::EventImpl::KHTML_KEYDOWN_EVENT,v);
  }
  else if (p == "onkeypress") {
    if (isSafeScript())
      setListener(DOM::EventImpl::KHTML_KEYPRESS_EVENT,v);
  }
  else if (p == "onkeyup") {
    if (isSafeScript())
      setListener(DOM::EventImpl::KHTML_KEYUP_EVENT,v);
  }
  else if (p == "onload") {
    if (isSafeScript())
      setListener(DOM::EventImpl::LOAD_EVENT,v);
  }
  else if (p == "onmousedown") {
    if (isSafeScript())
      setListener(DOM::EventImpl::MOUSEDOWN_EVENT,v);
  }
  else if (p == "onmousemove") {
    if (isSafeScript())
      setListener(DOM::EventImpl::MOUSEMOVE_EVENT,v);
  }
  else if (p == "onmouseout") {
    if (isSafeScript())
      setListener(DOM::EventImpl::MOUSEOUT_EVENT,v);
  }
  else if (p == "onmouseover") {
    if (isSafeScript())
      setListener(DOM::EventImpl::MOUSEOVER_EVENT,v);
  }
  else if (p == "onmouseup") {
    if (isSafeScript())
      setListener(DOM::EventImpl::MOUSEUP_EVENT,v);
  }
  else if (p == "onmove") {
    if (isSafeScript())
      setListener(DOM::EventImpl::KHTML_MOVE_EVENT,v);
  }
  else if (p == "onreset") {
    if (isSafeScript())
      setListener(DOM::EventImpl::RESET_EVENT,v);
  }
  else if (p == "onresize") {
    if (isSafeScript())
      setListener(DOM::EventImpl::RESIZE_EVENT,v);
  }
  else if (p == "onselect") {
    if (isSafeScript())
      setListener(DOM::EventImpl::SELECT_EVENT,v);
  }
  else if (p == "onsubmit") {
    if (isSafeScript())
      setListener(DOM::EventImpl::SUBMIT_EVENT,v);
  }
  else if (p == "onunload") {
    if (isSafeScript())
      setListener(DOM::EventImpl::UNLOAD_EVENT,v);
  }
  else if (p == "name") {
    if (isSafeScript())
      m_part->setName( v.toString().value().qstring().local8Bit().data() );
  }
  else {
    if (isSafeScript())
      Imp::put(p, v);
  }
}

Boolean Window::toBoolean() const
{
  return Boolean(!m_part.isNull());
}

int Window::installTimeout(const UString &handler, int t, bool singleShot)
{
  return winq->installTimeout(handler, t, singleShot);
}

void Window::clearTimeout(int timerId)
{
  winq->clearTimeout(timerId);
}

void Window::scheduleClose()
{
  kdDebug(6070) << "WindowFunc::tryExecute window.close() " << m_part << endl;
  QTimer::singleShot( 0, winq, SLOT( timeoutClose() ) );
}

bool Window::isSafeScript() const
{
  KHTMLPart *act = (KHTMLPart*)KJS::Global::current().extra();
  if (!act)
      kdDebug(6070) << "Window::isSafeScript: KJS::Global::current().extra() is 0L!" << endl;
  return act && originCheck(m_part->url(), act->url());
}

void Window::setListener(int eventId, KJSO func)
{
  if (!isSafeScript())
    return;
  DOM::DocumentImpl *doc = static_cast<DOM::DocumentImpl*>(m_part->htmlDocument().handle());
  if (!doc)
    return;

  doc->setWindowEventListener(eventId,getJSEventListener(func,true));
}

KJSO Window::getListener(int eventId) const
{
  if (!isSafeScript())
    return Undefined();
  DOM::DocumentImpl *doc = static_cast<DOM::DocumentImpl*>(m_part->htmlDocument().handle());
  if (!doc)
    return Undefined();

  DOM::EventListener *listener = doc->getWindowEventListener(eventId);
  if (listener)
    return static_cast<JSEventListener*>(listener)->listenerObj();
  else
    return Null();
}


JSEventListener *Window::getJSEventListener(const KJSO &obj, bool html)
{
  if (obj.isA(KJS::NullType))
    return 0;

  QListIterator<JSEventListener> it(jsEventListeners);

  for (; it.current(); ++it)
    if (it.current()->listenerObj().imp() == obj.imp())
      return it.current();

  JSEventListener *listener = new JSEventListener(obj,KJSO(this),html);
//  jsEventListeners.append(listener);
  return listener;
}

void Window::clear()
{
  delete winq;
  winq = 0;
}

Completion WindowFunc::tryExecute(const List &args)
{
  KJSO result;
  QString str, str2;
  int i;

  KHTMLPart *part = window->m_part;
  if (!part)
    return Completion(Normal);

  KHTMLView *widget = part->view();
  KJSO v = args[0];
  String s = v.toString();
  str = s.value().qstring();
  KJScript *currentScript = KJScript::current();

  switch (id) {
  case Alert:
    part->xmlDocImpl()->updateRendering();
    KMessageBox::error(widget, str, "JavaScript");
    result = Undefined();
    break;
  case Confirm:
    part->xmlDocImpl()->updateRendering();
    i = KMessageBox::warningYesNo(widget, str, "JavaScript",
                                  i18n("OK"), i18n("Cancel"));
    result = Boolean((i == KMessageBox::Yes));
    break;
  case Prompt:
    part->xmlDocImpl()->updateRendering();
    if (args.size() >= 2)
      str2 = QInputDialog::getText("Konqueror: Prompt", str,
                                   args[1].toString().value().qstring());
    else
      str2 = QInputDialog::getText("Konqueror: Prompt", str);
    result = String(str2);
    break;
  case Open:
  {
    KConfig *config = new KConfig("konquerorrc");
    config->setGroup("Java/JavaScript Settings");
    int policy = config->readUnsignedNumEntry( "WindowOpenPolicy", 0 );
    if ( policy == 1 ) {
      if ( KMessageBox::questionYesNo(widget,
                                      i18n( "This site is trying to open up a new browser "
                                            "window using Javascript.\n\n"
                                            "Do you want to allow this?" ),
                                      i18n( "Confirmation: Javascript Popup" ) ) == KMessageBox::Yes )
        policy = 0;
    }

    if ( policy ) {
      result = Undefined();
    } else {
      KParts::WindowArgs winargs;

      // scan feature argument
      v = args[2];
      QString features;
      if (v.isDefined()) {
	features = v.toString().value().qstring();
	// specifying window params means false defaults
	winargs.menuBarVisible = false;
	winargs.toolBarsVisible = false;
	winargs.statusBarVisible = false;
	QStringList flist = QStringList::split(',', features);
	QStringList::ConstIterator it = flist.begin();
	while (it != flist.end()) {
	  QString s = *it++;
	  QString key, val;
	  int pos = s.find('=');
	  if (pos >= 0) {
	    key = s.left(pos).stripWhiteSpace().lower();
	    val = s.mid(pos + 1).stripWhiteSpace().lower();
	    if (key == "left" || key == "screenx")
	      winargs.x = val.toInt();
	    else if (key == "top" || key == "screeny")
	      winargs.y = val.toInt();
	    else if (key == "height")
	      winargs.height = val.toInt() + 4;
	    else if (key == "width")
	      winargs.width = val.toInt() + 4;