// -*- c-basic-offset: 2 -*-
/* This file is part of the KDE project
 *
 * Copyright (C) 1998, 1999 Torben Weis <weis@kde.org>
 *                     1999 Lars Knoll <knoll@kde.org>
 *                     1999 Antti Koivisto <koivisto@kde.org>
 *                     2000 Simon Hausmann <hausmann@kde.org>
 *                     2000 Stefan Schimanski <1Stein@gmx.de>
 *                     2001 George Staikos <staikos@kde.org>
 * Copyright (C) 2004 Apple Computer, Inc.
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Library General Public
 * License as published by the Free Software Foundation; either
 * version 2 of the License, or (at your option) any later version.
 *
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Library General Public License for more details.
 *
 * You should have received a copy of the GNU Library General Public License
 * along with this library; see the file COPYING.LIB.  If not, write to
 * the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
 * Boston, MA 02111-1307, USA.
 */

#include "khtml_part.h"

#if APPLE_CHANGES
#define DIRECT_LINKAGE_TO_ECMA
#define QT_NO_CLIPBOARD
#define QT_NO_DRAGANDDROP
#endif

#include "khtml_pagecache.h"

#include "css/csshelper.h"
#include "css/cssproperties.h"
#include "css/cssstyleselector.h"
#include "css/css_computedstyle.h"
#include "css/css_valueimpl.h"
#include "dom/dom_string.h"
#include "dom/dom_element.h"
#include "dom/html_document.h"
#include "editing/markup.h"
#include "editing/selection.h"
#include "editing/visible_position.h"
#include "editing/visible_text.h"
#include "editing/visible_units.h"
#include "html/html_documentimpl.h"
#include "html/html_baseimpl.h"
#include "html/html_miscimpl.h"
#include "html/html_imageimpl.h"
#include "html/html_objectimpl.h"
#include "rendering/render_block.h"
#include "rendering/render_text.h"
#include "rendering/render_frames.h"
#include "misc/htmlhashes.h"
#include "misc/loader.h"
#include "xml/dom2_eventsimpl.h"
#include "xml/dom2_rangeimpl.h"
#include "xml/xml_tokenizer.h"

using namespace DOM;

#include "khtmlview.h"
#include <kparts/partmanager.h>
#include "ecma/kjs_proxy.h"
#include "ecma/xmlhttprequest.h"
#include "khtml_settings.h"

#include <sys/types.h>
#include <assert.h>
#include <unistd.h>

#include <kstandarddirs.h>
#include <kio/job.h>
#include <kio/global.h>
#include <kdebug.h>
#include <kiconloader.h>
#include <klocale.h>
#include <kcharsets.h>
#include <kmessagebox.h>
#include <kstdaction.h>
#include <kfiledialog.h>
#include <ktrader.h>
#include <kdatastream.h>
#include <ktempfile.h>
#include <kglobalsettings.h>
#include <kurldrag.h>
#include <kapplication.h>
#if !defined(QT_NO_DRAGANDDROP)
#include <kmultipledrag.h>
#endif

#include <ksslcertchain.h>
#include <ksslinfodlg.h>

#include <qclipboard.h>
#include <qfile.h>
#include <qmetaobject.h>
#include <qptrlist.h>
#include <private/qucomextra_p.h>

#include "khtmlpart_p.h"

#if APPLE_CHANGES
#include <CoreServices/CoreServices.h>
#endif

using khtml::ApplyStyleCommand;
using khtml::CHARACTER;
using khtml::ChildFrame;
using khtml::Decoder;
using khtml::DocLoader;
using khtml::EAffinity;
using khtml::EditAction;
using khtml::EditCommandPtr;
using khtml::ETextGranularity;
using khtml::FormData;
using khtml::InlineTextBox;
using khtml::isEndOfDocument;
using khtml::isStartOfDocument;
using khtml::PARAGRAPH;
using khtml::plainText;
using khtml::RenderObject;
using khtml::RenderText;
using khtml::RenderWidget;
using khtml::Selection;
using khtml::Tokenizer;
using khtml::TypingCommand;
using khtml::VisiblePosition;
using khtml::WORD;

using KParts::BrowserInterface;

const int CARET_BLINK_FREQUENCY = 500;

namespace khtml {
    class PartStyleSheetLoader : public CachedObjectClient
    {
    public:
        PartStyleSheetLoader(KHTMLPart *part, DOM::DOMString url, DocLoader* dl)
        {
            m_part = part;
            m_cachedSheet = Cache::requestStyleSheet(dl, url );
            if (m_cachedSheet)
		m_cachedSheet->ref( this );
        }
        virtual ~PartStyleSheetLoader()
        {
            if ( m_cachedSheet ) m_cachedSheet->deref(this);
        }
        virtual void setStyleSheet(const DOM::DOMString&, const DOM::DOMString &sheet)
        {
          if ( m_part )
            m_part->setUserStyleSheet( sheet.string() );

            delete this;
        }
        QGuardedPtr<KHTMLPart> m_part;
        khtml::CachedCSSStyleSheet *m_cachedSheet;
    };
}

FrameList::Iterator FrameList::find( const QString &name )
{
    Iterator it = begin();
    Iterator e = end();

    for (; it!=e; ++it )
        if ( (*it).m_name==name )
            break;

    return it;
}

KHTMLPart::KHTMLPart( QWidget *parentWidget, const char *widgetname, QObject *parent, const char *name,
                      GUIProfile prof )
: KParts::ReadOnlyPart( parent, name )
{
    d = 0;
    KHTMLFactory::registerPart( this );
    setInstance( KHTMLFactory::instance(), prof == BrowserViewGUI && !parentPart() );
#if !APPLE_CHANGES
    init( new KHTMLView( this, parentWidget, widgetname ), prof );
#endif
}

#if !APPLE_CHANGES

KHTMLPart::KHTMLPart( KHTMLView *view, QObject *parent, const char *name, GUIProfile prof )
: KParts::ReadOnlyPart( parent, name )
{
    d = 0;
    KHTMLFactory::registerPart( this );
    setInstance( KHTMLFactory::instance(), prof == BrowserViewGUI && !parentPart() );
    assert( view );
    init( view, prof );
}

#endif // APPLE_CHANGES

void KHTMLPart::init( KHTMLView *view, GUIProfile prof )
{
  AtomicString::init();
  if ( prof == DefaultGUI )
    setXMLFile( "khtml.rc" );
  else if ( prof == BrowserViewGUI )
    setXMLFile( "khtml_browser.rc" );

  frameCount = 0;

  d = new KHTMLPartPrivate(parent());

  d->m_view = view;
  setWidget( d->m_view );
  
#if !APPLE_CHANGES
  d->m_guiProfile = prof;
#endif
  d->m_extension = new KHTMLPartBrowserExtension( this );
  d->m_hostExtension = new KHTMLPartBrowserHostExtension( this );

  d->m_bSecurityInQuestion = false;
  d->m_bMousePressed = false;
#if !APPLE_CHANGES
  d->m_paLoadImages = 0;
  d->m_paViewDocument = new KAction( i18n( "View Document Source" ), 0, this, SLOT( slotViewDocumentSource() ), actionCollection(), "viewDocumentSource" );
  d->m_paViewFrame = new KAction( i18n( "View Frame Source" ), 0, this, SLOT( slotViewFrameSource() ), actionCollection(), "viewFrameSource" );
  d->m_paSaveBackground = new KAction( i18n( "Save &Background Image As..." ), 0, this, SLOT( slotSaveBackground() ), actionCollection(), "saveBackground" );
  d->m_paSaveDocument = new KAction( i18n( "&Save As..." ), CTRL+Key_S, this, SLOT( slotSaveDocument() ), actionCollection(), "saveDocument" );
  if ( parentPart() )
      d->m_paSaveDocument->setShortcut( KShortcut() ); // avoid clashes
  d->m_paSaveFrame = new KAction( i18n( "Save &Frame As..." ), 0, this, SLOT( slotSaveFrame() ), actionCollection(), "saveFrame" );
  d->m_paSecurity = new KAction( i18n( "Security..." ), "decrypted", 0, this, SLOT( slotSecurity() ), actionCollection(), "security" );
  d->m_paDebugRenderTree = new KAction( "print rendering tree to stdout", 0, this, SLOT( slotDebugRenderTree() ), actionCollection(), "debugRenderTree" );
  d->m_paDebugDOMTree = new KAction( "print DOM tree to stdout", 0, this, SLOT( slotDebugDOMTree() ), actionCollection(), "debugDOMTree" );

  QString foo1 = i18n("Show Images");
  QString foo2 = i18n("Show Animated Images");
  QString foo3 = i18n("Stop Animated Images");

  d->m_paSetEncoding = new KSelectAction( i18n( "Set &Encoding" ), 0, this, SLOT( slotSetEncoding() ), actionCollection(), "setEncoding" );
  QStringList encodings = KGlobal::charsets()->descriptiveEncodingNames();
  encodings.prepend( i18n( "Auto" ) );
  d->m_paSetEncoding->setItems( encodings );
  d->m_paSetEncoding->setCurrentItem(0);

  d->m_paUseStylesheet = new KSelectAction( i18n( "&Use Stylesheet"), 0, this, SLOT( slotUseStylesheet() ), actionCollection(), "useStylesheet" );

  d->m_paIncZoomFactor = new KHTMLZoomFactorAction( this, true, i18n( "Increase Font Sizes" ), "viewmag+", this, SLOT( slotIncZoom() ), actionCollection(), "incFontSizes" );
  d->m_paDecZoomFactor = new KHTMLZoomFactorAction( this, false, i18n( "Decrease Font Sizes" ), "viewmag-", this, SLOT( slotDecZoom() ), actionCollection(), "decFontSizes" );

  d->m_paFind = KStdAction::find( this, SLOT( slotFind() ), actionCollection(), "find" );
  if ( parentPart() )
      d->m_paFind->setShortcut( KShortcut() ); // avoid clashes

  d->m_paPrintFrame = new KAction( i18n( "Print Frame" ), "frameprint", 0, this, SLOT( slotPrintFrame() ), actionCollection(), "printFrame" );

  d->m_paSelectAll = KStdAction::selectAll( this, SLOT( slotSelectAll() ), actionCollection(), "selectAll" );
  if ( parentPart() )
      d->m_paSelectAll->setShortcut( KShortcut() ); // avoid clashes
#endif

#if !APPLE_CHANGES
  // set the default java(script) flags according to the current host.
  d->m_bJScriptEnabled = KHTMLFactory::defaultHTMLSettings()->isJavaScriptEnabled();
  d->m_bJScriptDebugEnabled = KHTMLFactory::defaultHTMLSettings()->isJavaScriptDebugEnabled();
  d->m_bJavaEnabled = KHTMLFactory::defaultHTMLSettings()->isJavaEnabled();
  d->m_bPluginsEnabled = KHTMLFactory::defaultHTMLSettings()->isPluginsEnabled();
#else
  // The java, javascript, and plugin settings will be set after the settings
  // have been initialized.
  d->m_bJScriptEnabled = true;
  d->m_bJScriptDebugEnabled = true;
  d->m_bJavaEnabled = true;
  d->m_bPluginsEnabled = true;
#endif

#if !APPLE_CHANGES
  connect( this, SIGNAL( completed() ),
           this, SLOT( updateActions() ) );
  connect( this, SIGNAL( completed( bool ) ),
           this, SLOT( updateActions() ) );
  connect( this, SIGNAL( started( KIO::Job * ) ),
           this, SLOT( updateActions() ) );

  d->m_popupMenuXML = KXMLGUIFactory::readConfigFile( locate( "data", "khtml/khtml_popupmenu.rc", KHTMLFactory::instance() ) );
#endif

  connect( khtml::Cache::loader(), SIGNAL( requestStarted( khtml::DocLoader*, khtml::CachedObject* ) ),
           this, SLOT( slotLoaderRequestStarted( khtml::DocLoader*, khtml::CachedObject* ) ) );
  connect( khtml::Cache::loader(), SIGNAL( requestDone( khtml::DocLoader*, khtml::CachedObject *) ),
           this, SLOT( slotLoaderRequestDone( khtml::DocLoader*, khtml::CachedObject *) ) );
  connect( khtml::Cache::loader(), SIGNAL( requestFailed( khtml::DocLoader*, khtml::CachedObject *) ),
           this, SLOT( slotLoaderRequestDone( khtml::DocLoader*, khtml::CachedObject *) ) );

#if !APPLE_CHANGES
  findTextBegin(); //reset find variables
#endif

  connect( &d->m_redirectionTimer, SIGNAL( timeout() ),
           this, SLOT( slotRedirect() ) );

  connect(&d->m_lifeSupportTimer, SIGNAL(timeout()), this, SLOT(slotEndLifeSupport()));

#if !APPLE_CHANGES
  d->m_dcopobject = new KHTMLPartIface(this);
#endif
}

KHTMLPart::~KHTMLPart()
{
  //kdDebug(6050) << "KHTMLPart::~KHTMLPart " << this << endl;
#if !APPLE_CHANGES
  if ( d->m_findDialog )
      disconnect( d->m_findDialog, SIGNAL( destroyed() ),
                  this, SLOT( slotFindDialogDestroyed() ) );

  if ( d->m_manager )
  {
    d->m_manager->setActivePart( 0 );
    // Shouldn't we delete d->m_manager here ? (David)
    // No need to, I would say. We specify "this" as parent qobject
    // in ::partManager() (Simon)
  }
#endif

  stopAutoScroll();
  cancelRedirection();

  if (!d->m_bComplete)
    closeURL();

  disconnect( khtml::Cache::loader(), SIGNAL( requestStarted( khtml::DocLoader*, khtml::CachedObject* ) ),
           this, SLOT( slotLoaderRequestStarted( khtml::DocLoader*, khtml::CachedObject* ) ) );
  disconnect( khtml::Cache::loader(), SIGNAL( requestDone( khtml::DocLoader*, khtml::CachedObject *) ),
           this, SLOT( slotLoaderRequestDone( khtml::DocLoader*, khtml::CachedObject *) ) );
  disconnect( khtml::Cache::loader(), SIGNAL( requestFailed( khtml::DocLoader*, khtml::CachedObject *) ),
           this, SLOT( slotLoaderRequestDone( khtml::DocLoader*, khtml::CachedObject *) ) );

  clear();

  if ( d->m_view )
  {
    d->m_view->hide();
    d->m_view->viewport()->hide();
    d->m_view->m_part = 0;
  }
  
#if APPLE_CHANGES
  delete d->m_hostExtension;
#endif

  delete d; d = 0;
  KHTMLFactory::deregisterPart( this );
}

bool KHTMLPart::restoreURL( const KURL &url )
{
  kdDebug( 6050 ) << "KHTMLPart::restoreURL " << url.url() << endl;

  cancelRedirection();

  /*
   * That's not a good idea as it will call closeURL() on all
   * child frames, preventing them from further loading. This
   * method gets called from restoreState() in case of a full frameset
   * restoral, and restoreState() calls closeURL() before restoring
   * anyway.
  kdDebug( 6050 ) << "closing old URL" << endl;
  closeURL();
  */

  d->m_bComplete = false;
  d->m_bLoadEventEmitted = false;
  d->m_workingURL = url;

  // set the java(script) flags according to the current host.
#if !APPLE_CHANGES
  d->m_bJScriptEnabled = KHTMLFactory::defaultHTMLSettings()->isJavaScriptEnabled(url.host());
  d->m_bJScriptDebugEnabled = KHTMLFactory::defaultHTMLSettings()->isJavaScriptDebugEnabled();
  d->m_bJavaEnabled = KHTMLFactory::defaultHTMLSettings()->isJavaEnabled(url.host());
  d->m_bPluginsEnabled = KHTMLFactory::defaultHTMLSettings()->isPluginsEnabled(url.host());
#else
  d->m_bJScriptEnabled = d->m_settings->isJavaScriptEnabled(url.host());
  d->m_bJScriptDebugEnabled = d->m_settings->isJavaScriptDebugEnabled();
  d->m_bJavaEnabled = d->m_settings->isJavaEnabled(url.host());
  d->m_bPluginsEnabled = d->m_settings->isPluginsEnabled(url.host());
#endif

  m_url = url;

  KHTMLPageCache::self()->fetchData( d->m_cacheId, this, SLOT(slotRestoreData(const QByteArray &)));

  emit started( 0L );

  return true;
}


#if APPLE_CHANGES
bool KHTMLPart::didOpenURL(const KURL &url)
#else
bool KHTMLPart::openURL( const KURL &url )
#endif
{
  kdDebug( 6050 ) << "KHTMLPart(" << this << ")::openURL " << url.url() << endl;

  if (d->m_scheduledRedirection == locationChangeScheduledDuringLoad) {
    // We're about to get a redirect that happened before the document was
    // created.  This can happen when one frame may change the location of a 
    // sibling.
    return false;
  }
  
  cancelRedirection();
  
  // clear last edit command
  d->m_lastEditCommand = EditCommandPtr();
#if APPLE_CHANGES
  KWQ(this)->clearUndoRedoOperations();
#endif
  
#if !APPLE_CHANGES
  // check to see if this is an "error://" URL. This is caused when an error
  // occurs before this part was loaded (e.g. KonqRun), and is passed to
  // khtmlpart so that it can display the error.
  if ( url.protocol() == "error" && url.hasSubURL() ) {
    closeURL();
    /**
     * The format of the error url is that two variables are passed in the query:
     * error = int kio error code, errText = QString error text from kio
     * and the URL where the error happened is passed as a sub URL.
     */
    KURL::List urls = KURL::split( url );
    //kdDebug() << "Handling error URL. URL count:" << urls.count() << endl;

    if ( urls.count() > 1 ) {
      KURL mainURL = urls.first();
      int error = mainURL.queryItem( "error" ).toInt();
      // error=0 isn't a valid error code, so 0 means it's missing from the URL
      if ( error == 0 ) error = KIO::ERR_UNKNOWN;
      QString errorText = mainURL.queryItem( "errText" );
      urls.pop_front();
      d->m_workingURL = KURL::join( urls );
      //kdDebug() << "Emitting fixed URL " << d->m_workingURL.prettyURL() << endl;
      emit d->m_extension->setLocationBarURL( d->m_workingURL.prettyURL() );
      htmlError( error, errorText, d->m_workingURL );
      return true;
    }
  }
#endif // APPLE_CHANGES

  KParts::URLArgs args( d->m_extension->urlArgs() );

#if !APPLE_CHANGES
  // in case we have a) no frameset (don't test m_frames.count(), iframes get in there)
  // b) the url is identical with the currently
  // displayed one (except for the htmlref!) , c) the url request is not a POST
  // operation and d) the caller did not request to reload the page we try to
  // be smart and instead of reloading the whole document we just jump to the
  // request html anchor
  if (d->m_doc) {
      bool isFrameSet = false;
      if ( d->m_doc->isHTMLDocument() ) {
          HTMLDocumentImpl* htmlDoc = static_cast<HTMLDocumentImpl*>(d->m_doc);
          isFrameSet = htmlDoc->body() && (htmlDoc->body()->id() == ID_FRAMESET);
      }
      if ( !isFrameSet &&
           urlcmp( url.url(), m_url.url(), true, true ) &&
           url.hasRef() && !args.doPost() && !args.reload )
      {
        kdDebug( 6050 ) << "KHTMLPart::openURL, jumping to anchor. m_url = " << url.url() << endl;
        m_url = url;
        emit started( 0L );

        gotoAnchor();

        d->m_bComplete = true;
        d->m_doc->setParsing(false);

        kdDebug( 6050 ) << "completed..." << endl;
        emit completed();
        return true;
      }
  }
#endif // APPLE_CHANGES

  if (!d->m_restored)
  {
    kdDebug( 6050 ) << "closing old URL" << endl;
    closeURL();
  }

#if !APPLE_CHANGES
  args.metaData().insert("main_frame_request", parentPart() == 0 ? "TRUE" : "FALSE" );
  args.metaData().insert("ssl_was_in_use", d->m_ssl_in_use ? "TRUE" : "FALSE" );
  args.metaData().insert("ssl_activate_warnings", "TRUE" );
#endif

  if (d->m_restored)
     d->m_cachePolicy = KIO::CC_Cache;
  else if (args.reload)
     d->m_cachePolicy = KIO::CC_Refresh;
  else
     d->m_cachePolicy = KIO::CC_Verify;

  if ( args.doPost() && (url.protocol().startsWith("http")) )
  {
      d->m_job = KIO::http_post( url, args.postData, false );
      d->m_job->addMetaData("content-type", args.contentType() );
  }
  else
  {
      d->m_job = KIO::get( url, false, false );
      d->m_job->addMetaData("cache", KIO::getCacheControlString(d->m_cachePolicy));
  }

  d->m_job->addMetaData(args.metaData());

  connect( d->m_job, SIGNAL( result( KIO::Job * ) ),
           SLOT( slotFinished( KIO::Job * ) ) );
#if !APPLE_CHANGES
  connect( d->m_job, SIGNAL( data( KIO::Job*, const QByteArray &)),
           SLOT( slotData( KIO::Job*, const QByteArray &)));
#endif

  connect( d->m_job, SIGNAL(redirection(KIO::Job*, const KURL&) ),
           SLOT( slotRedirection(KIO::Job*,const KURL&) ) );

  d->m_bComplete = false;
  d->m_bLoadingMainResource = true;
  d->m_bLoadEventEmitted = false;

  // delete old status bar msg's from kjs (if it _was_ activated on last URL)
  if( d->m_bJScriptEnabled )
  {
     d->m_kjsStatusBarText = QString::null;
     d->m_kjsDefaultStatusBarText = QString::null;
  }

  // set the javascript flags according to the current url
#if !APPLE_CHANGES
  d->m_bJScriptDebugEnabled = KHTMLFactory::defaultHTMLSettings()->isJavaScriptDebugEnabled();
  d->m_bJavaEnabled = KHTMLFactory::defaultHTMLSettings()->isJavaEnabled(url.host());
  d->m_bPluginsEnabled = KHTMLFactory::defaultHTMLSettings()->isPluginsEnabled(url.host());
#else
  d->m_bJScriptDebugEnabled = d->m_settings->isJavaScriptDebugEnabled();
  d->m_bJavaEnabled = d->m_settings->isJavaEnabled(url.host());
  d->m_bPluginsEnabled = d->m_settings->isPluginsEnabled(url.host());
#endif

  // initializing m_url to the new url breaks relative links when opening such a link after this call and _before_ begin() is called (when the first
  // data arrives) (Simon)
  m_url = url;
  if(m_url.protocol().startsWith( "http" ) && !m_url.host().isEmpty() &&
     m_url.path().isEmpty()) {
    m_url.setPath("/");
    emit d->m_extension->setLocationBarURL( m_url.prettyURL() );
  }
  // copy to m_workingURL after fixing m_url above
  d->m_workingURL = m_url;

  kdDebug( 6050 ) << "KHTMLPart::openURL now (before started) m_url = " << m_url.url() << endl;

  connect( d->m_job, SIGNAL( speed( KIO::Job*, unsigned long ) ),
           this, SLOT( slotJobSpeed( KIO::Job*, unsigned long ) ) );

  connect( d->m_job, SIGNAL( percent( KIO::Job*, unsigned long ) ),
           this, SLOT( slotJobPercent( KIO::Job*, unsigned long ) ) );

  emit started( 0L );

  return true;
}

void KHTMLPart::didExplicitOpen()
{
  d->m_bComplete = false;
  d->m_bLoadEventEmitted = false;
    
  // Prevent window.open(url) -- eg window.open("about:blank") -- from blowing away results
  // from a subsequent window.document.open / window.document.write call. 
  // Cancelling redirection here works for all cases because document.open 
  // implicitly precedes document.write.
  cancelRedirection(); 
}


void KHTMLPart::stopLoading(bool sendUnload)
{    
    if (d->m_doc && d->m_doc->tokenizer()) {
        d->m_doc->tokenizer()->stopParsing();
    }
    
  if ( d->m_job )
  {
    KHTMLPageCache::self()->cancelEntry(d->m_cacheId);
    d->m_job->kill();
    d->m_job = 0;
  }

  if (sendUnload) {
    if ( d->m_doc && d->m_doc->isHTMLDocument() ) {
      HTMLDocumentImpl* hdoc = static_cast<HTMLDocumentImpl*>( d->m_doc );
      
      if ( hdoc->body() && d->m_bLoadEventEmitted && !d->m_bUnloadEventEmitted ) {
        hdoc->body()->dispatchWindowEvent( EventImpl::UNLOAD_EVENT, false, false );
        if ( d->m_doc )
          d->m_doc->updateRendering();
        d->m_bUnloadEventEmitted = true;
      }
    }
    
    if (d->m_doc && !d->m_doc->inPageCache())
      d->m_doc->removeAllEventListenersFromAllNodes();
  }

  d->m_bComplete = true; // to avoid emitting completed() in slotFinishedParsing() (David)
  d->m_bLoadingMainResource = false;
  d->m_bLoadEventEmitted = true; // don't want that one either
  d->m_cachePolicy = KIO::CC_Verify; // Why here?

  KHTMLPageCache::self()->cancelFetch(this);
  if ( d->m_doc && d->m_doc->parsing() )
  {
    kdDebug( 6050 ) << " was still parsing... calling end " << endl;
    slotFinishedParsing();
    d->m_doc->setParsing(false);
  }

  if ( !d->m_workingURL.isEmpty() )
  {
    // Aborted before starting to render
    kdDebug( 6050 ) << "Aborted before starting to render, reverting location bar to " << m_url.prettyURL() << endl;
    emit d->m_extension->setLocationBarURL( m_url.prettyURL() );
  }

  d->m_workingURL = KURL();

  if (DocumentImpl *doc = d->m_doc) {
    if (DocLoader *docLoader = doc->docLoader())
      khtml::Cache::loader()->cancelRequests(docLoader);
    KJS::XMLHttpRequest::cancelRequests(doc);
  }

  // tell all subframes to stop as well
  ConstFrameIt it = d->m_frames.begin();
  ConstFrameIt end = d->m_frames.end();
  for (; it != end; ++it ) {
      KParts::ReadOnlyPart *part = (*it).m_part;
      if (part) {
          KHTMLPart *khtml_part = static_cast<KHTMLPart *>(part);

          if (khtml_part->inherits("KHTMLPart"))
              khtml_part->stopLoading(sendUnload);
          else
              part->closeURL();
      }
  }

  d->m_bPendingChildRedirection = false;

  // Stop any started redirections as well!! (DA)
  cancelRedirection();

  // null node activated.
  emit nodeActivated(Node());

}

DOM::HTMLDocument KHTMLPart::htmlDocument() const
{
  if (d->m_doc && d->m_doc->isHTMLDocument())
    return static_cast<HTMLDocumentImpl*>(d->m_doc);
  else
    return static_cast<HTMLDocumentImpl*>(0);
}

DOM::Document KHTMLPart::document() const
{
    return d->m_doc;
}


KParts::BrowserExtension *KHTMLPart::browserExtension() const
{
  return d->m_extension;
}

KHTMLView *KHTMLPart::view() const
{
  return d->m_view;
}

void KHTMLPart::setJScriptEnabled( bool enable )
{
  if ( !enable && jScriptEnabled() && d->m_jscript ) {
    d->m_jscript->clear();
  }
  d->m_bJScriptForce = enable;
  d->m_bJScriptOverride = true;
}

bool KHTMLPart::jScriptEnabled() const
{
  if ( d->m_bJScriptOverride )
      return d->m_bJScriptForce;
  return d->m_bJScriptEnabled;
}

void KHTMLPart::setMetaRefreshEnabled( bool enable )
{
  d->m_metaRefreshEnabled = enable;
}

bool KHTMLPart::metaRefreshEnabled() const
{
  return d->m_metaRefreshEnabled;
}

// Define this to disable dlopening kjs_html, when directly linking to it.
// You need to edit khtml/Makefile.am to add ./ecma/libkjs_html.la to LIBADD
// and to edit khtml/ecma/Makefile.am to s/kjs_html/libkjs_html/, remove libkhtml from LIBADD,
//        remove LDFLAGS line, and replace kde_module with either lib (shared) or noinst (static)
//#define DIRECT_LINKAGE_TO_ECMA

#ifdef DIRECT_LINKAGE_TO_ECMA
extern "C" { KJSProxy *kjs_html_init(KHTMLPart *khtmlpart); }
#endif

bool KHTMLPart::closeURL()
{    
  stopLoading(true);

  return true;
}

KJSProxy *KHTMLPart::jScript()
{
  if (!jScriptEnabled()){
    return 0;
  }

  if ( !d->m_jscript )
  {
#ifndef DIRECT_LINKAGE_TO_ECMA
    KLibrary *lib = KLibLoader::self()->library("kjs_html");
    if ( !lib ) {
      setJScriptEnabled( false );
      return 0;
    }
    // look for plain C init function
    void *sym = lib->symbol("kjs_html_init");
    if ( !sym ) {
      lib->unload();
      setJScriptEnabled( false );
      return 0;
    }
    typedef KJSProxy* (*initFunction)(KHTMLPart *);
    initFunction initSym = (initFunction) sym;
    d->m_jscript = (*initSym)(this);
    d->m_kjs_lib = lib;
#else
    d->m_jscript = kjs_html_init(this);
    // d->m_kjs_lib remains 0L.
#endif
    if (d->m_bJScriptDebugEnabled)
        d->m_jscript->setDebugEnabled(true);
  }

  return d->m_jscript;
}

void KHTMLPart::replaceContentsWithScriptResult( const KURL &url )
{
  QString script = KURL::decode_string(url.url().mid(strlen("javascript:")));
  QVariant ret = executeScript(script);
  
  if (ret.type() == QVariant::String) {
    begin();
    write(ret.asString());
    end();
  }
}

QVariant KHTMLPart::executeScript( const QString &script, bool forceUserGesture )
{
    return executeScript( DOM::Node(), script, forceUserGesture );
}

//Enable this to see all JS scripts being executed
//#define KJS_VERBOSE

QVariant KHTMLPart::executeScript( const DOM::Node &n, const QString &script, bool forceUserGesture )
{
#ifdef KJS_VERBOSE
  kdDebug(6070) << "KHTMLPart::executeScript n=" << n.nodeName().string().latin1() << "(" << (n.isNull() ? 0 : n.nodeType()) << ") " << script << endl;
#endif
  KJSProxy *proxy = jScript();

  if (!proxy || proxy->paused())
    return QVariant();
  d->m_runningScripts++;
  // If forceUserGesture is true, then make the script interpreter
  // treat it as if triggered by a user gesture even if there is no
  // current DOM event being processed.
  QVariant ret = proxy->evaluate( forceUserGesture ? QString::null : m_url.url(), 0, script, n );
  d->m_runningScripts--;
  if (!d->m_runningScripts && d->m_doc && !d->m_doc->parsing() && d->m_submitForm )
      submitFormAgain();
    DocumentImpl::updateDocumentsRendering();

#ifdef KJS_VERBOSE
  kdDebug(6070) << "KHTMLPart::executeScript - done" << endl;
#endif
  return ret;
}

bool KHTMLPart::scheduleScript(const DOM::Node &n, const QString& script)
{
    //kdDebug(6050) << "KHTMLPart::scheduleScript "<< script << endl;

    d->scheduledScript = script;
    d->scheduledScriptNode = n;

    return true;
}

QVariant KHTMLPart::executeScheduledScript()
{
  if( d->scheduledScript.isEmpty() )
    return QVariant();

  //kdDebug(6050) << "executing delayed " << d->scheduledScript << endl;

  QVariant ret = executeScript( d->scheduledScriptNode, d->scheduledScript );
  d->scheduledScript = QString();
  d->scheduledScriptNode = DOM::Node();

  return ret;
}

void KHTMLPart::setJavaEnabled( bool enable )
{
  d->m_bJavaForce = enable;
  d->m_bJavaOverride = true;
}

bool KHTMLPart::javaEnabled() const
{
#ifndef Q_WS_QWS
  if( d->m_bJavaOverride )
      return d->m_bJavaForce;
  return d->m_bJavaEnabled;
#else
  return false;
#endif
}

KJavaAppletContext *KHTMLPart::javaContext()
{
#ifndef Q_WS_QWS
  return d->m_javaContext;
#else
  return 0;
#endif
}

KJavaAppletContext *KHTMLPart::createJavaContext()
{
#ifndef Q_WS_QWS
  if ( !d->m_javaContext ) {
#if APPLE_CHANGES
      d->m_javaContext = new KJavaAppletContext(d->m_dcopobject, this);
#else
      d->m_javaContext = new KJavaAppletContext(d->m_dcopobject);
      connect( d->m_javaContext, SIGNAL(showStatus(const QString&)),
               this, SIGNAL(setStatusBarText(const QString&)) );
      connect( d->m_javaContext, SIGNAL(showDocument(const QString&, const QString&)),
               this, SLOT(slotShowDocument(const QString&, const QString&)) );
#endif
  }

  return d->m_javaContext;
#else
  return 0;
#endif
}

void KHTMLPart::setPluginsEnabled( bool enable )
{
  d->m_bPluginsForce = enable;
  d->m_bPluginsOverride = true;
}

bool KHTMLPart::pluginsEnabled() const
{
  if ( d->m_bPluginsOverride )
      return d->m_bPluginsForce;
  return d->m_bPluginsEnabled;
}

#if !APPLE_CHANGES

void KHTMLPart::slotShowDocument( const QString &url, const QString &target )
{
  // this is mostly copied from KHTMLPart::slotChildURLRequest. The better approach
  // would be to put those functions into a single one.
  khtml::ChildFrame *child = 0;
  KParts::URLArgs args;
  args.frameName = target;

  QString frameName = args.frameName.lower();
  if ( !frameName.isEmpty() )
  {
    if ( frameName == QString::fromLatin1( "_top" ) )
    {
      emit d->m_extension->openURLRequest( url, args );
      return;
    }
    else if ( frameName == QString::fromLatin1( "_blank" ) )
    {
      emit d->m_extension->createNewWindow( url, args );
      return;
    }
    else if ( frameName == QString::fromLatin1( "_parent" ) )
    {
      KParts::URLArgs newArgs( args );
      newArgs.frameName = QString::null;

      emit d->m_extension->openURLRequest( url, newArgs );
      return;
    }
    else if ( frameName != QString::fromLatin1( "_self" ) )
    {
      khtml::ChildFrame *_frame = recursiveFrameRequest( url, args );

      if ( !_frame )
      {
        emit d->m_extension->openURLRequest( url, args );
        return;
      }

      child = _frame;
    }
  }

  // TODO: handle child target correctly! currently the script are always executed fur the parent
  if ( url.find( QString::fromLatin1( "javascript:" ), 0, false ) == 0 ) {
      executeScript( KURL::decode_string( url.right( url.length() - 11) ) );
      return;
  }

  if ( child ) {
      requestObject( child, KURL(url), args );
  }  else if ( frameName==QString::fromLatin1("_self") ) // this is for embedded objects (via <object>) which want to replace the current document
  {
      KParts::URLArgs newArgs( args );
      newArgs.frameName = QString::null;
      emit d->m_extension->openURLRequest( KURL(url), newArgs );
  }
}

#endif // APPLE_CHANGES

void KHTMLPart::slotDebugDOMTree()
{
  if ( d->m_doc && d->m_doc->firstChild() )
    qDebug("%s", createMarkup(d->m_doc->firstChild()).latin1());
}

void KHTMLPart::slotDebugRenderTree()
{
#ifndef NDEBUG
  if ( d->m_doc )
    d->m_doc->renderer()->printTree();
#endif
}

void KHTMLPart::setAutoloadImages( bool enable )
{
  if ( d->m_doc && d->m_doc->docLoader()->autoloadImages() == enable )
    return;

  if ( d->m_doc )
    d->m_doc->docLoader()->setAutoloadImages( enable );

#if !APPLE_CHANGES
  unplugActionList( "loadImages" );

  if ( enable ) {
    delete d->m_paLoadImages;
    d->m_paLoadImages = 0;
  }
  else if ( !d->m_paLoadImages )
    d->m_paLoadImages = new KAction( i18n( "Display Images on Page" ), "images_display", 0, this, SLOT( slotLoadImages() ), actionCollection(), "loadImages" );

  if ( d->m_paLoadImages ) {
    QPtrList<KAction> lst;
    lst.append( d->m_paLoadImages );
    plugActionList( "loadImages", lst );
  }
#endif
}

bool KHTMLPart::autoloadImages() const
{
  if ( d->m_doc )
    return d->m_doc->docLoader()->autoloadImages();

  return true;
}

void KHTMLPart::clear()
{
  if ( d->m_bCleared )
    return;
  d->m_bCleared = true;

  d->m_bClearing = true;

#if !APPLE_CHANGES
  {
    ConstFrameIt it = d->m_frames.begin();
    ConstFrameIt end = d->m_frames.end();
    for(; it != end; ++it )
    {
      // Stop HTMLRun jobs for frames
      if ( (*it).m_run )
        (*it).m_run->abort();
    }
  }

  {
    QValueList<khtml::ChildFrame>::ConstIterator it = d->m_objects.begin();
    QValueList<khtml::ChildFrame>::ConstIterator end = d->m_objects.end();
    for(; it != end; ++it )
    {
      // Stop HTMLRun jobs for objects
      if ( (*it).m_run )
        (*it).m_run->abort();
    }
  }


  findTextBegin(); // resets d->m_findNode and d->m_findPos
#endif

  d->m_mousePressNode = DOM::Node();


  if ( d->m_doc )
    d->m_doc->detach();

  // Moving past doc so that onUnload works.
  if ( d->m_jscript )
    d->m_jscript->clear();

  if ( d->m_view )
    d->m_view->clear();

  // do not dereference the document before the jscript and view are cleared, as some destructors
  // might still try to access the document.
  if ( d->m_doc )
    d->m_doc->deref();
  d->m_doc = 0;

  if (d->m_decoder)
    d->m_decoder->deref();
  d->m_decoder = 0;

  {
    ConstFrameIt it = d->m_frames.begin();
    ConstFrameIt end = d->m_frames.end();
    for(; it != end; ++it )
    {
      if ( (*it).m_part )
      {
        disconnectChild(&*it);
#if !APPLE_CHANGES
        partManager()->removePart( (*it).m_part );
#endif
        (*it).m_part->deref();
      }
    }
  }
  d->m_frames.clear();

  {
    ConstFrameIt it = d->m_objects.begin();
    ConstFrameIt end = d->m_objects.end();
    for(; it != end; ++it )
    {
      if ( (*it).m_part )
      {
#if !APPLE_CHANGES
        partManager()->removePart( (*it).m_part );
#endif
        (*it).m_part->deref();
      }
    }
  }
  d->m_objects.clear();

#ifndef Q_WS_QWS
  delete d->m_javaContext;
  d->m_javaContext = 0;
#endif

  d->m_scheduledRedirection = noRedirectionScheduled;
  d->m_delayRedirect = 0;
  d->m_redirectURL = QString::null;
  d->m_redirectReferrer = QString::null;
  d->m_redirectLockHistory = true;
  d->m_redirectUserGesture = false;
  d->m_bHTTPRefresh = false;
  d->m_bClearing = false;
  d->m_frameNameId = 1;
  d->m_bFirstData = true;

  d->m_bMousePressed = false;

#ifndef QT_NO_CLIPBOARD
  connect( kapp->clipboard(), SIGNAL( selectionChanged()), SLOT( slotClearSelection()));
#endif

#if !APPLE_CHANGES
  d->m_totalObjectCount = 0;
  d->m_loadedObjects = 0;
  d->m_jobPercent = 0;
#endif

  if ( !d->m_haveEncoding )
    d->m_encoding = QString::null;
#ifdef SPEED_DEBUG
  d->m_parsetime.restart();
#endif
}

bool KHTMLPart::openFile()
{
  return true;
}

DOM::DocumentImpl *KHTMLPart::xmlDocImpl() const
{
    if ( d )
        return d->m_doc;
    return 0;
}

void KHTMLPart::replaceDocImpl(DocumentImpl* newDoc)
{
    if (d) {
        if (d->m_doc) {
            d->m_doc->detach();
            d->m_doc->deref();
        }
        d->m_doc = newDoc;
        if (newDoc)
            newDoc->ref();
    }
}

/*bool KHTMLPart::isSSLInUse() const
{
  return d->m_ssl_in_use;
}*/

void KHTMLPart::receivedFirstData()
{
    // Leave indented one extra for easier merging.
    
      //kdDebug( 6050 ) << "begin!" << endl;

    begin( d->m_workingURL, d->m_extension->urlArgs().xOffset, d->m_extension->urlArgs().yOffset );


    d->m_doc->docLoader()->setCachePolicy(d->m_cachePolicy);
    d->m_workingURL = KURL();

    d->m_cacheId = KHTMLPageCache::self()->createCacheEntry();

    // When the first data arrives, the metadata has just been made available
#if APPLE_CHANGES
    QString qData;
#else
    d->m_bSecurityInQuestion = false;
    d->m_ssl_in_use = (d->m_job->queryMetaData("ssl_in_use") == "TRUE");
    kdDebug(6050) << "SSL in use? " << d->m_job->queryMetaData("ssl_in_use") << endl;

    {
    KHTMLPart *p = parentPart();
    if (p && p->d->m_ssl_in_use != d->m_ssl_in_use) {
	while (p->parentPart()) p = p->parentPart();

	p->d->m_paSecurity->setIcon( "halfencrypted" );
        p->d->m_bSecurityInQuestion = true;
	kdDebug(6050) << "parent setIcon half done." << endl;
    }
    }

    d->m_paSecurity->setIcon( d->m_ssl_in_use ? "encrypted" : "decrypted" );
    kdDebug(6050) << "setIcon " << ( d->m_ssl_in_use ? "encrypted" : "decrypted" ) << " done." << endl;

    // Shouldn't all of this be done only if ssl_in_use == true ? (DF)

    d->m_ssl_peer_certificate = d->m_job->queryMetaData("ssl_peer_certificate");
    d->m_ssl_peer_chain = d->m_job->queryMetaData("ssl_peer_chain");
    d->m_ssl_peer_ip = d->m_job->queryMetaData("ssl_peer_ip");
    d->m_ssl_cipher = d->m_job->queryMetaData("ssl_cipher");
    d->m_ssl_cipher_desc = d->m_job->queryMetaData("ssl_cipher_desc");
    d->m_ssl_cipher_version = d->m_job->queryMetaData("ssl_cipher_version");
    d->m_ssl_cipher_used_bits = d->m_job->queryMetaData("ssl_cipher_used_bits");
    d->m_ssl_cipher_bits = d->m_job->queryMetaData("ssl_cipher_bits");
    d->m_ssl_cert_state = d->m_job->queryMetaData("ssl_cert_state");

    // Check for charset meta-data
    QString qData = d->m_job->queryMetaData("charset");
    if ( !qData.isEmpty() && !d->m_haveEncoding ) // only use information if the user didn't override the settings
       d->m_encoding = qData;
#endif // APPLE_CHANGES

    // Support for http-refresh
    qData = d->m_job->queryMetaData("http-refresh");
    if( !qData.isEmpty() && d->m_metaRefreshEnabled )
    {
      kdDebug(6050) << "HTTP Refresh Request: " << qData << endl;
      double delay;
      int pos = qData.find( ';' );
      if ( pos == -1 )
        pos = qData.find( ',' );

      if( pos == -1 )
      {
        delay = qData.stripWhiteSpace().toDouble();
#if APPLE_CHANGES
        // We want a new history item if the refresh timeout > 1 second
        scheduleRedirection( delay, m_url.url(), delay <= 1);
#else
        scheduleRedirection( delay, m_url.url());
#endif
      }
      else
      {
        int end_pos = qData.length();
        delay = qData.left(pos).stripWhiteSpace().toDouble();
        while ( qData[++pos] == ' ' );
        if ( qData.find( "url", pos, false ) == pos )
        {
          pos += 3;
          while (qData[pos] == ' ' || qData[pos] == '=' )
              pos++;
          if ( qData[pos] == '"' )
          {
              pos++;
              int index = end_pos-1;
              while( index > pos )
              {
                if ( qData[index] == '"' )
                    break;
                index--;
              }
              if ( index > pos )
                end_pos = index;
          }
        }
#if APPLE_CHANGES
        // We want a new history item if the refresh timeout > 1 second
        scheduleRedirection( delay, d->m_doc->completeURL( qData.mid( pos, end_pos ) ), delay <= 1);
#else
        scheduleRedirection( delay, d->m_doc->completeURL( qData.mid( pos, end_pos ) ));
#endif
      }
      d->m_bHTTPRefresh = true;
    }

    // Support for http last-modified
    d->m_lastModified = d->m_job->queryMetaData("modified");
    //kdDebug() << "KHTMLPart::slotData metadata modified: " << d->m_lastModified << endl;
}

#if !APPLE_CHANGES

void KHTMLPart::slotData( KIO::Job* kio_job, const QByteArray &data )
{
  assert ( d->m_job == kio_job );

  //kdDebug( 6050 ) << "slotData: " << data.size() << endl;
  // The first data ?
  if ( !d->m_workingURL.isEmpty() )
    receivedFirstData( );

  KHTMLPageCache::self()->addData(d->m_cacheId, data);
  write( data.data(), data.size() );
}

void KHTMLPart::slotRestoreData(const QByteArray &data )
{
  // The first data ?
  if ( !d->m_workingURL.isEmpty() )
  {
     long saveCacheId = d->m_cacheId;
     begin( d->m_workingURL, d->m_extension->urlArgs().xOffset, d->m_extension->urlArgs().yOffset );
     d->m_cacheId = saveCacheId;
     d->m_workingURL = KURL();
  }

  //kdDebug( 6050 ) << "slotRestoreData: " << data.size() << endl;
  write( data.data(), data.size() );

  if (data.size() == 0)
  {
      //kdDebug( 6050 ) << "slotRestoreData: <<end of data>>" << endl;
     // End of data.
    if (d->m_doc && d->m_doc->parsing())
        end(); //will emit completed()
  }
}

void KHTMLPart::showError( KIO::Job* job )
{
  kdDebug() << "KHTMLPart::showError d->m_bParsing=" << (d->m_doc && d->m_doc->parsing()) << " d->m_bComplete=" << d->m_bComplete
            << " d->m_bCleared=" << d->m_bCleared << endl;

  if (job->error() == KIO::ERR_NO_CONTENT)
	return;

  if ( (d->m_doc && d->m_doc->parsing()) || d->m_workingURL.isEmpty() ) // if we got any data already
    job->showErrorDialog( /*d->m_view*/ );
  else
  {
    htmlError( job->error(), job->errorText(), d->m_workingURL );
  }
}

// This is a protected method, placed here because of it's relevance to showError
void KHTMLPart::htmlError( int errorCode, const QString& text, const KURL& reqUrl )
{
  kdDebug(6050) << "KHTMLPart::htmlError errorCode=" << errorCode << " text=" << text << endl;
  // make sure we're not executing any embedded JS
  bool bJSFO = d->m_bJScriptForce;
  bool bJSOO = d->m_bJScriptOverride;
  d->m_bJScriptForce = false;
  d->m_bJScriptOverride = true;
  begin();
  QString errText = QString::fromLatin1( "<HTML><HEAD><TITLE>" );
  errText += i18n( "Error while loading %1" ).arg( reqUrl.htmlURL() );
  errText += QString::fromLatin1( "</TITLE></HEAD><BODY><P>" );
  errText += i18n( "An error occured while loading <B>%1</B>:" ).arg( reqUrl.htmlURL() );
  errText += QString::fromLatin1( "</P><P>" );
  QString kioErrString = KIO::buildErrorString( errorCode, text );

  kioErrString.replace(QRegExp("&"), QString("&amp;"));
  kioErrString.replace(QRegExp("<"), QString("&lt;"));
  kioErrString.replace(QRegExp(">"), QString("&gt;"));

  // In case the error string has '\n' in it, replace with <BR/>
  kioErrString.replace( QRegExp("\n"), "<BR/>" );

  errText += kioErrString;
  errText += QString::fromLatin1( "</P></BODY></HTML>" );
  write(errText);
  end();

  d->m_bJScriptForce = bJSFO;
  d->m_bJScriptOverride = bJSOO;

  // make the working url the current url, so that reload works and
  // emit the progress signals to advance one step in the history
  // (so that 'back' works)
  m_url = reqUrl; // same as d->m_workingURL
  d->m_workingURL = KURL();
  emit started( 0 );
  emit completed();
  return;
  // following disabled until 3.1

  QString errorName, techName, description;
  QStringList causes, solutions;

  QByteArray raw = KIO::rawErrorDetail( errorCode, text, &reqUrl );
  QDataStream stream(raw, IO_ReadOnly);

  stream >> errorName >> techName >> description >> causes >> solutions;

  QString url, protocol, datetime;
  url = reqUrl.prettyURL();
  protocol = reqUrl.protocol();
  datetime = KGlobal::locale()->formatDateTime( QDateTime::currentDateTime(),
                                                false );

  QString doc = QString::fromLatin1( "<html><head><title>" );
  doc += i18n( "Error: " );
  doc += errorName;
  doc += QString::fromLatin1( " - %1</title></head><body><h1>" ).arg( url );
  doc += i18n( "The requested operation could not be completed" );
  doc += QString::fromLatin1( "</h1><h2>" );
  doc += errorName;
  doc += QString::fromLatin1( "</h2>" );
  if ( techName != QString::null ) {
    doc += QString::fromLatin1( "<h2>" );
    doc += i18n( "Technical Reason: " );
    doc += techName;
    doc += QString::fromLatin1( "</h2>" );
  }
  doc += QString::fromLatin1( "<h3>" );
  doc += i18n( "Details of the Request:" );
  doc += QString::fromLatin1( "</h3><ul><li>" );
  doc += i18n( "URL: %1" ).arg( url );
  doc += QString::fromLatin1( "</li><li>" );
  if ( protocol != QString::null ) {
    // uncomment for 3.1... i18n change
    // doc += i18n( "Protocol: %1" ).arg( protocol ).arg( protocol );
    doc += QString::fromLatin1( "</li><li>" );
  }
  doc += i18n( "Date and Time: %1" ).arg( datetime );
  doc += QString::fromLatin1( "</li><li>" );
  doc += i18n( "Additional Information: %1" ).arg( text );
  doc += QString::fromLatin1( "</li></ul><h3>" );
  doc += i18n( "Description:" );
  doc += QString::fromLatin1( "</h3><p>" );
  doc += description;
  doc += QString::fromLatin1( "</p>" );
  if ( causes.count() ) {
    doc += QString::fromLatin1( "<h3>" );
    doc += i18n( "Possible Causes:" );
    doc += QString::fromLatin1( "</h3><ul><li>" );
    doc += causes.join( "</li><li>" );
    doc += QString::fromLatin1( "</li></ul>" );
  }
  if ( solutions.count() ) {
    doc += QString::fromLatin1( "<h3>" );
    doc += i18n( "Possible Solutions:" );
    doc += QString::fromLatin1( "</h3><ul><li>" );
    doc += solutions.join( "</li><li>" );
    doc += QString::fromLatin1( "</li></ul>" );
  }
  doc += QString::fromLatin1( "</body></html>" );

  write( doc );
  end();
}

#endif

void KHTMLPart::slotFinished( KIO::Job * job )
{
  if (job->error())
  {
    KHTMLPageCache::self()->cancelEntry(d->m_cacheId);
    d->m_job = 0L;
#if !APPLE_CHANGES
    emit canceled( job->errorString() );
#endif
    // TODO: what else ?
    checkCompleted();
#if !APPLE_CHANGES
    showError( job );
#endif
    return;
  }
  //kdDebug( 6050 ) << "slotFinished" << endl;

  KHTMLPageCache::self()->endData(d->m_cacheId);

  if ( d->m_doc && d->m_doc->docLoader()->expireDate() && m_url.protocol().lower().startsWith("http"))
      KIO::http_update_cache(m_url, false, d->m_doc->docLoader()->expireDate());

  d->m_workingURL = KURL();
  d->m_job = 0L;

  if (d->m_doc->parsing())
      end(); //will emit completed()
}

#if APPLE_CHANGES
void KHTMLPart::childBegin()
{
    // We need to do this when the child is created so as to avoid the bogus state of the parent's
    // child->m_bCompleted being false but the child's m_bComplete being true.  If the child gets
    // an error early on, we had trouble where checkingComplete on the child was a NOP because
    // it thought it was already complete, and thus the parent was never signaled, and never set
    // its child->m_bComplete.
    d->m_bComplete = false;
}
#endif

void KHTMLPart::begin( const KURL &url, int xOffset, int yOffset )
{
#if APPLE_CHANGES
  // If we aren't loading an actual URL, then we need to make sure
  // that we have at least an empty document. createEmptyDocument will
  // do that if we don't have a document already.
  if (d->m_workingURL.isEmpty()) {
    KWQ(this)->createEmptyDocument();
  }
#endif

  clear();

#if APPLE_CHANGES
  KWQ(this)->partClearedInBegin();
#endif

  // Only do this after clearing the part, so that JavaScript can
  // clean up properly if it was on for the last load.
#if !APPLE_CHANGES
  d->m_bJScriptEnabled = KHTMLFactory::defaultHTMLSettings()->isJavaScriptEnabled(url.host());
#else
  d->m_bJScriptEnabled = d->m_settings->isJavaScriptEnabled(url.host());
#endif

  d->m_bCleared = false;
  d->m_cacheId = 0;
  d->m_bComplete = false;
  d->m_bLoadEventEmitted = false;
  d->m_bLoadingMainResource = true;

  if(url.isValid()) {
#if APPLE_CHANGES
      KHTMLFactory::vLinks()->insert( KWQ(this)->requestedURLString() );
#else
      QString urlString = url.url();
      KHTMLFactory::vLinks()->insert( urlString );
      QString urlString2 = url.prettyURL();
      if ( urlString != urlString2 ) {
          KHTMLFactory::vLinks()->insert( urlString2 );
      }
#endif
  }

  // ###
  //stopParser();

  KParts::URLArgs args( d->m_extension->urlArgs() );
  args.xOffset = xOffset;
  args.yOffset = yOffset;
  d->m_extension->setURLArgs( args );

  KURL ref(url);
  ref.setUser(QSTRING_NULL);
  ref.setPass(QSTRING_NULL);
  ref.setRef(QSTRING_NULL);
  d->m_referrer = ref.url();
  m_url = url;
  KURL baseurl;

#if APPLE_CHANGES
  // We don't need KDE chained URI handling or window caption setting
  if ( !m_url.isEmpty() )
  {
    baseurl = m_url;
  }
#else
  if ( !m_url.isEmpty() )
  {
    KURL::List lst = KURL::split( m_url );
    if ( !lst.isEmpty() )
      baseurl = *lst.begin();

    KURL title( baseurl );
    title.setRef( QString::null );
    title.setQuery( QString::null );
    emit setWindowCaption( title.url() );
  }
  else
    emit setWindowCaption( i18n( "no title", "* Unknown *" ) );
#endif

  if (args.serviceType == "text/xml" || args.serviceType == "application/xml" || args.serviceType == "application/xhtml+xml" ||
      args.serviceType == "text/xsl" || args.serviceType == "application/rss+xml" || args.serviceType == "application/atom+xml")
    d->m_doc = DOMImplementationImpl::instance()->createDocument( d->m_view );
  else
    d->m_doc = DOMImplementationImpl::instance()->createHTMLDocument( d->m_view );

  d->m_doc->ref();
  if (!d->m_doc->attached())
    d->m_doc->attach( );
  d->m_doc->setURL( m_url.url() );
  // We prefer m_baseURL over m_url because m_url changes when we are
  // about to load a new page.
  d->m_doc->setBaseURL( baseurl.url() );
#if APPLE_CHANGES
  if (d->m_decoder)
    d->m_doc->setDecoder(d->m_decoder);
#endif
#if !APPLE_CHANGES
  d->m_doc->docLoader()->setShowAnimations( KHTMLFactory::defaultHTMLSettings()->showAnimations() );
#else
  d->m_doc->docLoader()->setShowAnimations( d->m_settings->showAnimations() );
#endif

#if APPLE_CHANGES
  KWQ(this)->updatePolicyBaseURL();
#endif

#if !APPLE_CHANGES
  d->m_paUseStylesheet->setItems(QStringList());
  d->m_paUseStylesheet->setEnabled( false );
#endif

#if !APPLE_CHANGES
  setAutoloadImages( KHTMLFactory::defaultHTMLSettings()->autoLoadImages() );
  QString userStyleSheet = KHTMLFactory::defaultHTMLSettings()->userStyleSheet();
#else
  setAutoloadImages( d->m_settings->autoLoadImages() );
  QString userStyleSheet = d->m_settings->userStyleSheet();
#endif

  if ( !userStyleSheet.isEmpty() )
    setUserStyleSheet( KURL( userStyleSheet ) );

#if APPLE_CHANGES
  KWQ(this)->restoreDocumentState();
#else
  d->m_doc->setRestoreState(args.docState);
#endif

  d->m_doc->implicitOpen();
  // clear widget
  if (d->m_view)
    d->m_view->resizeContents( 0, 0 );
  connect(d->m_doc,SIGNAL(finishedParsing()),this,SLOT(slotFinishedParsing()));

#if !APPLE_CHANGES
  emit d->m_extension->enableAction( "print", true );
#endif
}

void KHTMLPart::write( const char *str, int len )
{
    if ( !d->m_decoder ) {
        d->m_decoder = new Decoder;
        if (!d->m_encoding.isNull())
            d->m_decoder->setEncoding(d->m_encoding.latin1(),
                d->m_haveEncoding ? Decoder::UserChosenEncoding : Decoder::EncodingFromHTTPHeader);
        else {
            // Inherit the default encoding from the parent frame if there is one.
            const char *defaultEncoding = (parentPart() && parentPart()->d->m_decoder)
                ? parentPart()->d->m_decoder->encoding() : settings()->encoding().latin1();
            d->m_decoder->setEncoding(defaultEncoding, Decoder::DefaultEncoding);
        }
#if APPLE_CHANGES
        if (d->m_doc)
            d->m_doc->setDecoder(d->m_decoder);
#endif
    }
  if ( len == 0 )
    return;

  if ( len == -1 )
    len = strlen( str );

  QString decoded = d->m_decoder->decode( str, len );

  if(decoded.isEmpty()) return;

  if(d->m_bFirstData) {
      // determine the parse mode
      d->m_doc->determineParseMode( decoded );
      d->m_bFirstData = false;

  //kdDebug(6050) << "KHTMLPart::write haveEnc = " << d->m_haveEncoding << endl;
      // ### this is still quite hacky, but should work a lot better than the old solution
      if(d->m_decoder->visuallyOrdered()) d->m_doc->setVisuallyOrdered();
      d->m_doc->recalcStyle( NodeImpl::Force );
  }

  if (jScript())
    jScript()->appendSourceFile(m_url.url(),decoded);
  Tokenizer* t = d->m_doc->tokenizer();

  if(t)
    t->write( decoded, true );
}

void KHTMLPart::write( const QString &str )
{
  if ( str.isNull() )
    return;

  if(d->m_bFirstData) {
      // determine the parse mode
      d->m_doc->setParseMode( DocumentImpl::Strict );
      d->m_bFirstData = false;
  }
  if (jScript())
    jScript()->appendSourceFile(m_url.url(),str);
  Tokenizer* t = d->m_doc->tokenizer();
  if(t)
    t->write( str, true );
}

void KHTMLPart::end()
{
    d->m_bLoadingMainResource = false;
    endIfNotLoading();
}

void KHTMLPart::endIfNotLoading()
{
    if (d->m_bLoadingMainResource)
        return;

    // make sure nothing's left in there...
    if (d->m_decoder)
        write(d->m_decoder->flush());
    if (d->m_doc)
	d->m_doc->finishParsing();
    else
        // WebKit partially uses WebCore when loading non-HTML docs.  In these cases doc==nil, but
        // WebCore is enough involved that we need to checkCompleted() in order for m_bComplete to
        // become true.  An example is when a subframe is a pure text doc, and that subframe is the
        // last one to complete.
        checkCompleted();
}

void KHTMLPart::stop()
{
    // make sure nothing's left in there...
    Tokenizer* t = d->m_doc ? d->m_doc->tokenizer() : 0;
    if (t)
        t->stopped();
    if (d->m_doc)
	d->m_doc->finishParsing();
    else
        // WebKit partially uses WebCore when loading non-HTML docs.  In these cases doc==nil, but
        // WebCore is enough involved that we need to checkCompleted() in order for m_bComplete to
        // become true.  An example is when a subframe is a pure text doc, and that subframe is the
        // last one to complete.
        checkCompleted();
}

#if !APPLE_CHANGES

void KHTMLPart::paint(QPainter *p, const QRect &rc, int yOff, bool *more)
{
    if (!d->m_view) return;
    d->m_view->paint(p, rc, yOff, more);
}

#endif

void KHTMLPart::stopAnimations()
{
  if ( d->m_doc )
    d->m_doc->docLoader()->setShowAnimations( KHTMLSettings::KAnimationDisabled );

  ConstFrameIt it = d->m_frames.begin();
  ConstFrameIt end = d->m_frames.end();
  for (; it != end; ++it )
    if ( !( *it ).m_part.isNull() && ( *it ).m_part->inherits( "KHTMLPart" ) ) {
      KParts::ReadOnlyPart* p = ( *it ).m_part;
      static_cast<KHTMLPart*>( p )->stopAnimations();
    }
}

void KHTMLPart::gotoAnchor()
{
    if (m_url.hasRef()) {
        QString ref = m_url.encodedHtmlRef();
        if (!gotoAnchor(ref)) {
            // Can't use htmlRef() here because it doesn't know which encoding to use to decode.
            // Decoding here has to match encoding in completeURL, which means it has to use the
            // page's encoding rather than UTF-8.
            if (d->m_decoder)
#if !APPLE_CHANGES
                gotoAnchor(KURL::decode_string(ref, d->m_decoder->codec()->mibEnum()));
#else
                gotoAnchor(KURL::decode_string(ref, d->m_decoder->codec()));
#endif
        }
    }
}

void KHTMLPart::slotFinishedParsing()
{
  d->m_doc->setParsing(false);

  if (!d->m_view)
    return; // We are probably being destructed.
    
  checkCompleted();

  if (!d->m_view)
    return; // We are being destroyed by something checkCompleted called.

  // check if the scrollbars are really needed for the content
  // if not, remove them, relayout, and repaint

  d->m_view->restoreScrollBar();
  gotoAnchor();
}

void KHTMLPart::slotLoaderRequestStarted( khtml::DocLoader* dl, khtml::CachedObject *obj )
{
#if !APPLE_CHANGES
  if ( obj && obj->type() == khtml::CachedObject::Image && d->m_doc && d->m_doc->docLoader() == dl ) {
    KHTMLPart* p = this;
    while ( p ) {
      KHTMLPart* op = p;
      p->d->m_totalObjectCount++;
      p = p->parentPart();
      if ( !p && d->m_loadedObjects <= d->m_totalObjectCount )
        QTimer::singleShot( 200, op, SLOT( slotProgressUpdate() ) );
    }
  }
#endif
}

void KHTMLPart::slotLoaderRequestDone( khtml::DocLoader* dl, khtml::CachedObject *obj )
{
#if !APPLE_CHANGES
  if ( obj && obj->type() == khtml::CachedObject::Image && d->m_doc && d->m_doc->docLoader() == dl ) {
    KHTMLPart* p = this;
    while ( p ) {
      KHTMLPart* op = p;
      p->d->m_loadedObjects++;
      p = p->parentPart();
      if ( !p && d->m_loadedObjects <= d->m_totalObjectCount && d->m_jobPercent >= 100 )
        QTimer::singleShot( 200, op, SLOT( slotProgressUpdate() ) );
    }
  }
#endif
  // We really only need to call checkCompleted when our own resources are done loading.
  // So we should check that d->m_doc->docLoader() == dl here.
  // That might help with performance by skipping some unnecessary work, but it's too
  // risky to make that change right now (2005-02-07), because we might be accidentally
  // depending on the extra checkCompleted calls.
  if (d->m_doc) {
    checkCompleted();
  }
}

#if !APPLE_CHANGES

void KHTMLPart::slotProgressUpdate()
{
  int percent;
  if ( d->m_loadedObjects < d->m_totalObjectCount )
    percent = d->m_jobPercent / 4 + ( d->m_loadedObjects*300 ) / ( 4*d->m_totalObjectCount );
  else
    percent = d->m_jobPercent;

  if ( d->m_loadedObjects < d->m_totalObjectCount && percent >= 75 )
    emit d->m_extension->infoMessage( i18n( "%1 of 1 Image loaded", "%1 of %n Images loaded", d->m_totalObjectCount ).arg( d->m_loadedObjects ) );

  emit d->m_extension->loadingProgress( percent );
}

void KHTMLPart::slotJobSpeed( KIO::Job* /*job*/, unsigned long speed )
{
  emit d->m_extension->speedProgress( speed );
}

void KHTMLPart::slotJobPercent( KIO::Job* /*job*/, unsigned long percent )
{
  d->m_jobPercent = percent;

  if ( !parentPart() )
    QTimer::singleShot( 0, this, SLOT( slotProgressUpdate() ) );
}

#endif

void KHTMLPart::checkCompleted()
{
//   kdDebug( 6050 ) << "KHTMLPart::checkCompleted() parsing: " << d->m_doc->parsing() << endl;
//   kdDebug( 6050 ) << "                           complete: " << d->m_bComplete << endl;

#if !APPLE_CHANGES
  // restore the cursor position
  if (d->m_doc && !d->m_doc->parsing() && !d->m_focusNodeRestored)
  {
      if (d->m_focusNodeNumber >= 0)
          d->m_doc->setFocusNode(d->m_doc->nodeWithAbsIndex(d->m_focusNodeNumber));
      else
          d->m_doc->setFocusNode(0);
      d->m_focusNodeRestored = true;
  }
#endif

  // Any frame that hasn't completed yet ?
  ConstFrameIt it = d->m_frames.begin();
  ConstFrameIt end = d->m_frames.end();
  for (; it != end; ++it )
    if ( !(*it).m_bCompleted )
      return;

  // Have we completed before?
  if ( d->m_bComplete )
    return;

  // Are we still parsing?
  if ( d->m_doc && d->m_doc->parsing() )
    return;

  // Still waiting for images/scripts from the loader ?
  int requests = 0;
  if ( d->m_doc && d->m_doc->docLoader() )
    requests = khtml::Cache::loader()->numRequests( d->m_doc->docLoader() );

  if ( requests > 0 )
    return;

  // OK, completed.
  // Now do what should be done when we are really completed.
  d->m_bComplete = true;

  checkEmitLoadEvent(); // if we didn't do it before

#if !APPLE_CHANGES
  // check that the view has not been moved by the user  
  if ( !m_url.hasRef() && d->m_view->contentsY() == 0 )
      d->m_view->setContentsPos( d->m_extension->urlArgs().xOffset,
                                 d->m_extension->urlArgs().yOffset );
#endif

  if ( d->m_scheduledRedirection != noRedirectionScheduled )
  {
    // Do not start redirection for frames here! That action is
    // deferred until the parent emits a completed signal.
    if ( parentPart() == 0 )
      d->m_redirectionTimer.start( (int)(1000 * d->m_delayRedirect), true );

    emit completed( true );
  }
  else
  {
    if ( d->m_bPendingChildRedirection )
      emit completed ( true );
    else
      emit completed();
  }

#if !APPLE_CHANGES
  // find the alternate stylesheets
  QStringList sheets;
  if (d->m_doc)
     sheets = d->m_doc->availableStyleSheets();
  d->m_paUseStylesheet->setItems( sheets );
  d->m_paUseStylesheet->setEnabled( !sheets.isEmpty() );
  if (!sheets.isEmpty())
  {
    d->m_paUseStylesheet->setCurrentItem(kMax(sheets.findIndex(d->m_sheetUsed), 0));
    slotUseStylesheet();
  }

  if (!parentPart())
      emit setStatusBarText(i18n("Done."));
#endif

#ifdef SPEED_DEBUG
  kdDebug(6050) << "DONE: " <<d->m_parsetime.elapsed() << endl;
#endif
}

void KHTMLPart::checkEmitLoadEvent()
{
  if ( d->m_bLoadEventEmitted || !d->m_doc || d->m_doc->parsing() ) return;

  ConstFrameIt it = d->m_frames.begin();
  ConstFrameIt end = d->m_frames.end();
  for (; it != end; ++it )
    if ( !(*it).m_bCompleted ) // still got a frame running -> too early
      return;


  // All frames completed -> set their domain to the frameset's domain
  // This must only be done when loading the frameset initially (#22039),
  // not when following a link in a frame (#44162).
  if ( d->m_doc )
  {
    DOMString domain = d->m_doc->domain();
    ConstFrameIt it = d->m_frames.begin();
    ConstFrameIt end = d->m_frames.end();
    for (; it != end; ++it )
    {
      KParts::ReadOnlyPart *p = (*it).m_part;
      if ( p && p->inherits( "KHTMLPart" ))
      {
        KHTMLPart* htmlFrame = static_cast<KHTMLPart *>(p);
        if (htmlFrame->d->m_doc)
        {
          kdDebug() << "KHTMLPart::checkCompleted setting frame domain to " << domain.string() << endl;
          htmlFrame->d->m_doc->setDomain( domain );
        }
      }
    }
  }

  d->m_bLoadEventEmitted = true;
  d->m_bUnloadEventEmitted = false;
  if (d->m_doc)
    d->m_doc->implicitClose();
}

const KHTMLSettings *KHTMLPart::settings() const
{
  return d->m_settings;
}

#ifndef KDE_NO_COMPAT
KURL KHTMLPart::baseURL() const
{
  if ( !d->m_doc ) return KURL();

  return d->m_doc->baseURL();
}

QString KHTMLPart::baseTarget() const
{
  if ( !d->m_doc ) return QString::null;

  return d->m_doc->baseTarget();
}
#endif

KURL KHTMLPart::completeURL( const QString &url )
{
  if ( !d->m_doc ) return url;

#if !APPLE_CHANGES
  if (d->m_decoder)
    return KURL(d->m_doc->completeURL(url), d->m_decoder->codec()->mibEnum());
#endif

  return KURL( d->m_doc->completeURL( url ) );
}

void KHTMLPart::scheduleRedirection( double delay, const QString &url, bool doLockHistory)
{
    kdDebug(6050) << "KHTMLPart::scheduleRedirection delay=" << delay << " url=" << url << endl;
    if (delay < 0 || delay > INT_MAX / 1000)
      return;
    if ( d->m_scheduledRedirection == noRedirectionScheduled || delay <= d->m_delayRedirect )
    {
       d->m_scheduledRedirection = redirectionScheduled;
       d->m_delayRedirect = delay;
       d->m_redirectURL = url;
       d->m_redirectReferrer = QString::null;
       d->m_redirectLockHistory = doLockHistory;
       d->m_redirectUserGesture = false;

       d->m_redirectionTimer.stop();
       if ( d->m_bComplete )
         d->m_redirectionTimer.start( (int)(1000 * d->m_delayRedirect), true );
    }
}

void KHTMLPart::scheduleLocationChange(const QString &url, const QString &referrer, bool lockHistory, bool userGesture)
{
    // Handle a location change of a page with no document as a special case.
    // This may happen when a frame changes the location of another frame.
    d->m_scheduledRedirection = d->m_doc ? locationChangeScheduled : locationChangeScheduledDuringLoad;
    
    // If a redirect was scheduled during a load, then stop the current load.
    // Otherwise when the current load transitions from a provisional to a 
    // committed state, pending redirects may be cancelled. 
    if (d->m_scheduledRedirection == locationChangeScheduledDuringLoad) {
        stopLoading(true);   
    }
    
    d->m_delayRedirect = 0;
    d->m_redirectURL = url;
    d->m_redirectReferrer = referrer;
    d->m_redirectLockHistory = lockHistory;
    d->m_redirectUserGesture = userGesture;
    d->m_redirectionTimer.stop();
    if (d->m_bComplete)
        d->m_redirectionTimer.start(0, true);
}

bool KHTMLPart::isScheduledLocationChangePending() const
{
    switch (d->m_scheduledRedirection) {
        case noRedirectionScheduled:
        case redirectionScheduled:
            return false;
        case historyNavigationScheduled:
        case locationChangeScheduled:
        case locationChangeScheduledDuringLoad:
            return true;
    }
    return false;
}

void KHTMLPart::scheduleHistoryNavigation( int steps )
{
#if APPLE_CHANGES
    // navigation will always be allowed in the 0 steps case, which is OK because
    // that's supposed to force a reload.
    if (!KWQ(this)->canGoBackOrForward(steps)) {
        cancelRedirection();
        return;
    }
#endif

    d->m_scheduledRedirection = historyNavigationScheduled;
    d->m_delayRedirect = 0;
    d->m_redirectURL = QString::null;
    d->m_redirectReferrer = QString::null;
    d->m_scheduledHistoryNavigationSteps = steps;
    d->m_redirectionTimer.stop();
    if (d->m_bComplete)
        d->m_redirectionTimer.start(0, true);
}

void KHTMLPart::cancelRedirection(bool cancelWithLoadInProgress)
{
    if (d) {
        d->m_cancelWithLoadInProgress = cancelWithLoadInProgress;
        d->m_scheduledRedirection = noRedirectionScheduled;
        d->m_redirectionTimer.stop();
    }
}

void KHTMLPart::changeLocation(const QString &URL, const QString &referrer, bool lockHistory, bool userGesture)
{
    if (URL.find("javascript:", 0, false) == 0) {
        QString script = KURL::decode_string(URL.mid(11));
        QVariant result = executeScript(script, userGesture);
        if (result.type() == QVariant::String) {
            begin(url());
            write(result.asString());
            end();
        }
        return;
    }

    KParts::URLArgs args;

    args.setLockHistory(lockHistory);
    if (!referrer.isEmpty())
        args.metaData()["referrer"] = referrer;

    urlSelected(URL, 0, 0, "_self", args);
}

void KHTMLPart::slotRedirect()
{
    if (d->m_scheduledRedirection == historyNavigationScheduled) {
        d->m_scheduledRedirection = noRedirectionScheduled;

        // Special case for go(0) from a frame -> reload only the frame
        // go(i!=0) from a frame navigates into the history of the frame only,
        // in both IE and NS (but not in Mozilla).... we can't easily do that
        // in Konqueror...
        if (d->m_scheduledHistoryNavigationSteps == 0) // add && parentPart() to get only frames, but doesn't matter
            openURL( url() ); /// ## need args.reload=true?
        else {
            if (d->m_extension) {
                BrowserInterface *interface = d->m_extension->browserInterface();
                if (interface)
                    interface->callMethod( "goHistory(int)", d->m_scheduledHistoryNavigationSteps );
            }
        }
        return;
    }

    QString URL = d->m_redirectURL;
    QString referrer = d->m_redirectReferrer;
    bool lockHistory = d->m_redirectLockHistory;
    bool userGesture = d->m_redirectUserGesture;

    d->m_scheduledRedirection = noRedirectionScheduled;
    d->m_delayRedirect = 0;
    d->m_redirectURL = QString::null;
    d->m_redirectReferrer = QString::null;

    changeLocation(URL, referrer, lockHistory, userGesture);
}

void KHTMLPart::slotRedirection(KIO::Job*, const KURL& url)
{
  // the slave told us that we got redirected
  // kdDebug( 6050 ) << "redirection by KIO to " << url.url() << endl;
  emit d->m_extension->setLocationBarURL( url.prettyURL() );
  d->m_workingURL = url;
}

#if !APPLE_CHANGES

bool KHTMLPart::setEncoding( const QString &name, bool override )
{
    d->m_encoding = name;
    d->m_haveEncoding = override;

    if( !m_url.isEmpty() ) {
        // reload document
        closeURL();
        KURL url = m_url;
        m_url = 0;
        d->m_restored = true;
        openURL(url);
        d->m_restored = false;
    }

    return true;
}

#endif

QString KHTMLPart::encoding() const
{
    if(d->m_haveEncoding && !d->m_encoding.isEmpty())
        return d->m_encoding;

    if(d->m_decoder && d->m_decoder->encoding())
        return QString(d->m_decoder->encoding());

    return(settings()->encoding());
}

void KHTMLPart::setUserStyleSheet(const KURL &url)
{
  if ( d->m_doc && d->m_doc->docLoader() )
    (void) new khtml::PartStyleSheetLoader(this, url.url(), d->m_doc->docLoader());
}

void KHTMLPart::setUserStyleSheet(const QString &styleSheet)
{
  if ( d->m_doc )
    d->m_doc->setUserStyleSheet( styleSheet );
}

bool KHTMLPart::gotoAnchor( const QString &name )
{
  if (!d->m_doc)
    return false;

  NodeImpl *n = d->m_doc->getElementById(name);
  if (!n) {
    HTMLCollectionImpl *anchors =
        new HTMLCollectionImpl( d->m_doc, HTMLCollectionImpl::DOC_ANCHORS);
    anchors->ref();
    n = anchors->namedItem(name, !d->m_doc->inCompatMode());
    anchors->deref();
  }

  d->m_doc->setCSSTarget(n); // Setting to null will clear the current target.
  
  // Implement the rule that "" and "top" both mean top of page as in other browsers.
  if (!n && !(name.isEmpty() || name.lower() == "top")) {
    kdDebug(6050) << "KHTMLPart::gotoAnchor node '" << name << "' not found" << endl;
    return false;
  }

  // We need to update the layout before scrolling, otherwise we could
  // really mess things up if an anchor scroll comes at a bad moment.
  if ( d->m_doc ) {
    d->m_doc->updateRendering();
    // Only do a layout if changes have occurred that make it necessary.      
    if ( d->m_view && d->m_doc->renderer() && d->m_doc->renderer()->needsLayout() ) {
      d->m_view->layout();
    }
  }
  
  int x = 0, y = 0;
  if (n) {
    static_cast<HTMLElementImpl *>(n)->getUpperLeftCorner(x, y);
  }
  // Scroll to actual top left of element with no slop, since some pages expect anchors to be exactly scrolled to.
#if APPLE_CHANGES
  // Call recursive version so this will expose correctly from within nested frames.
  d->m_view->setContentsPosRecursive(x, y);
#else
  d->m_view->setContentsPos(x, y);
#endif

  return true;
}

void KHTMLPart::setStandardFont( const QString &name )
{
    d->m_settings->setStdFontName(name);
}

void KHTMLPart::setFixedFont( const QString &name )
{
    d->m_settings->setFixedFontName(name);
}

#if !APPLE_CHANGES

void KHTMLPart::setURLCursor( const QCursor &c )
{
  d->m_linkCursor = c;
}

#endif

QCursor KHTMLPart::urlCursor() const
{
#if APPLE_CHANGES
  // Don't load the link cursor until it's actually used.
  // Also, we don't need setURLCursor.
  // This speeds up startup time.
  return KCursor::handCursor();
#else
  return d->m_linkCursor;
#endif
}

bool KHTMLPart::onlyLocalReferences() const
{
  return d->m_onlyLocalReferences;
}

void KHTMLPart::setOnlyLocalReferences(bool enable)
{
  d->m_onlyLocalReferences = enable;
}

#if !APPLE_CHANGES

void KHTMLPart::findTextBegin(NodeImpl *startNode, int startPos)
{
    d->m_findPos = startPos;
    d->m_findNode = startNode;
}

bool KHTMLPart::findTextNext( const QString &str, bool forward, bool caseSensitive, bool isRegExp )
{
    if ( !d->m_doc )
        return false;

    if(!d->m_findNode) {
        if (d->m_doc->isHTMLDocument())
            d->m_findNode = static_cast<HTMLDocumentImpl*>(d->m_doc)->body();
        else
            d->m_findNode = d->m_doc;
    }

    if ( !d->m_findNode )
    {
      kdDebug() << "KHTMLPart::findTextNext no findNode -> return false" << endl;
      return false;
    }
    if ( d->m_findNode->id() == ID_FRAMESET )
    {
      kdDebug() << "KHTMLPart::findTextNext FRAMESET -> return false" << endl;
      return false;
    }

    while(1)
    {
        if( (d->m_findNode->nodeType() == Node::TEXT_NODE || d->m_findNode->nodeType() == Node::CDATA_SECTION_NODE) && d->m_findNode->renderer() )
        {
            DOMString nodeText = d->m_findNode->nodeValue();
            DOMStringImpl *t = nodeText.implementation();
            QConstString s(t->s, t->l);

            int matchLen = 0;
            if ( isRegExp ) {
              QRegExp matcher( str );
              matcher.setCaseSensitive( caseSensitive );
              d->m_findPos = matcher.search(s.string(), d->m_findPos+1);
              if ( d->m_findPos != -1 )
                matchLen = matcher.matchedLength();
            }
            else {
              d->m_findPos = s.string().find(str, d->m_findPos+1, caseSensitive);
              matchLen = str.length();
            }

            if(d->m_findPos != -1)
            {
                int x = 0, y = 0;
                static_cast<khtml::RenderText *>(d->m_findNode->renderer())
                  ->posOfChar(d->m_findPos, x, y);
                d->m_view->setContentsPos(x-50, y-50);
                Position p1(d->m_findNode, d->m_findPos);
                Position p2(d->m_findNode, d->m_findPos + matchLen);
                setSelection(Selection(p1, khtml::DOWNSTREAM, p2, khtml::SEL_PREFER_UPSTREAM_AFFINITY));
                return true;
            }
        }
        d->m_findPos = -1;

        NodeImpl *next;

        if ( forward )
        {
          next = d->m_findNode->firstChild();

          if(!next) next = d->m_findNode->nextSibling();
          while(d->m_findNode && !next) {
              d->m_findNode = d->m_findNode->parentNode();
              if( d->m_findNode ) {
                  next = d->m_findNode->nextSibling();
              }
          }
        }
        else
        {
          next = d->m_findNode->lastChild();

          if (!next ) next = d->m_findNode->previousSibling();
          while ( d->m_findNode && !next )
          {
            d->m_findNode = d->m_findNode->parentNode();
            if( d->m_findNode )
            {
              next = d->m_findNode->previousSibling();
            }
          }
        }

        d->m_findNode = next;
        if(!d->m_findNode) return false;
    }
}

#endif // APPLE_CHANGES

QString KHTMLPart::text(const DOM::Range &r) const
{
    return plainText(r);
}

QString KHTMLPart::selectedText() const
{
    return text(selection().toRange());
}

bool KHTMLPart::hasSelection() const
{
    return d->m_selection.isCaretOrRange();
}

const Selection &KHTMLPart::selection() const
{
    return d->m_selection;
}

ETextGranularity KHTMLPart::selectionGranularity() const
{
    return d->m_selectionGranularity;
}

void KHTMLPart::setSelectionGranularity(ETextGranularity granularity) const
{
    d->m_selectionGranularity = granularity;
}

const Selection &KHTMLPart::dragCaret() const
{
    return d->m_dragCaret;
}

const Selection &KHTMLPart::mark() const
{
    return d->m_mark;
}

void KHTMLPart::setMark(const Selection &s)
{
    d->m_mark = s;
}

void KHTMLPart::setSelection(const Selection &s, bool closeTyping, bool keepTypingStyle)
{
    if (d->m_selection == s) {
        return;
    }
    
    clearCaretRectIfNeeded();

#if APPLE_CHANGES
    Selection oldSelection = d->m_selection;
#endif

    d->m_selection = s;
    if (!s.isNone())
        setFocusNodeIfNeeded();

    selectionLayoutChanged();

    // Always clear the x position used for vertical arrow navigation.
    // It will be restored by the vertical arrow navigation code if necessary.
    d->m_xPosForVerticalArrowNavigation = NoXPosForVerticalArrowNavigation;

    if (closeTyping)
        TypingCommand::closeTyping(lastEditCommand());

    if (!keepTypingStyle)
        clearTypingStyle();
    
#if APPLE_CHANGES
    KWQ(this)->respondToChangedSelection(oldSelection, closeTyping);
#endif

    emitSelectionChanged();
}

void KHTMLPart::setDragCaret(const Selection &dragCaret)
{
    if (d->m_dragCaret != dragCaret) {
        d->m_dragCaret.needsCaretRepaint();
        d->m_dragCaret = dragCaret;
        d->m_dragCaret.needsCaretRepaint();
    }
}

void KHTMLPart::clearSelection()
{
    setSelection(Selection());
}

void KHTMLPart::invalidateSelection()
{
    clearCaretRectIfNeeded();
    d->m_selection.setNeedsLayout();
    selectionLayoutChanged();
}

void KHTMLPart::setCaretVisible(bool flag)
{
    if (d->m_caretVisible == flag)
        return;
    clearCaretRectIfNeeded();
    if (flag)
        setFocusNodeIfNeeded();
    d->m_caretVisible = flag;
    selectionLayoutChanged();
}

#if !APPLE_CHANGES
void KHTMLPart::slotClearSelection()
{
    clearSelection();
}
#endif

void KHTMLPart::clearCaretRectIfNeeded()
{
    if (d->m_caretPaint) {
        d->m_caretPaint = false;
        d->m_selection.needsCaretRepaint();
    }        
}

// Helper function that tells whether a particular node is an element that has an entire
// KHTMLPart and KHTMLView, a <frame>, <iframe>, or <object>.
static bool isFrame(const NodeImpl *n)
{
    if (!n)
        return false;
    RenderObject *renderer = n->renderer();
    if (!renderer || !renderer->isWidget())
        return false;
    QWidget *widget = static_cast<RenderWidget *>(renderer)->widget();
    return widget && widget->inherits("KHTMLView");
}

void KHTMLPart::setFocusNodeIfNeeded()
{
    if (!xmlDocImpl() || d->m_selection.isNone() || !d->m_isFocused)
        return;

    NodeImpl *n = d->m_selection.start().node();
    NodeImpl *target = (n && n->isContentEditable()) ? n : 0;
    if (!target) {
        while (n && n != d->m_selection.end().node()) {
            if (n->isContentEditable()) {
                target = n;
                break;
            }
            n = n->traverseNextNode();
        }
    }
    assert(target == 0 || target->isContentEditable());
    
    if (target) {
        for ( ; target; target = target->parentNode()) {
            // We don't want to set focus on a subframe when selecting in a parent frame,
            // so add the !isFrame check here. There's probably a better way to make this
            // work in the long term, but this is the safest fix at this time.
            if (target->isMouseFocusable() && !isFrame(target)) {
                xmlDocImpl()->setFocusNode(target);
                return;
            }
        }
        xmlDocImpl()->setFocusNode(0);
    }
}

void KHTMLPart::selectionLayoutChanged()
{
    // kill any caret blink timer now running
    if (d->m_caretBlinkTimer >= 0) {
        killTimer(d->m_caretBlinkTimer);
        d->m_caretBlinkTimer = -1;
    }

    // see if a new caret blink timer needs to be started
    if (d->m_caretVisible && d->m_caretBlinks && 
        d->m_selection.isCaret() && d->m_selection.start().node()->isContentEditable()) {
        d->m_caretBlinkTimer = startTimer(CARET_BLINK_FREQUENCY);
        d->m_caretPaint = true;
        d->m_selection.needsCaretRepaint();
    }

    if (d->m_doc)
        d->m_doc->updateSelection();
}

void KHTMLPart::setXPosForVerticalArrowNavigation(int x)
{
    d->m_xPosForVerticalArrowNavigation = x;
}

int KHTMLPart::xPosForVerticalArrowNavigation() const
{
    return d->m_xPosForVerticalArrowNavigation;
}

void KHTMLPart::timerEvent(QTimerEvent *e)
{
    if (e->timerId() == d->m_caretBlinkTimer && 
        d->m_caretVisible && 
        d->m_caretBlinks && 
        d->m_selection.isCaret()) {
        if (d->m_bMousePressed) {
            if (!d->m_caretPaint) {
                d->m_caretPaint = true;
                d->m_selection.needsCaretRepaint();
            }
        }
        else {
            d->m_caretPaint = !d->m_caretPaint;
            d->m_selection.needsCaretRepaint();
        }
    }
}

void KHTMLPart::paintCaret(QPainter *p, const QRect &rect) const
{
    if (d->m_caretPaint)
        d->m_selection.paintCaret(p, rect);
}

void KHTMLPart::paintDragCaret(QPainter *p, const QRect &rect) const
{
    d->m_dragCaret.paintCaret(p, rect);
}

#if !APPLE_CHANGES

void KHTMLPart::overURL( const QString &url, const QString &target, bool shiftPressed )
{
  if ( !d->m_kjsStatusBarText.isEmpty() && !shiftPressed ) {
    emit onURL( url );
    emit setStatusBarText( d->m_kjsStatusBarText );
    d->m_kjsStatusBarText = QString::null;
    return;
  }

  emit onURL( url );

  if ( url.isEmpty() )
  {
    emit setStatusBarText(completeURL(url).htmlURL());
    return;
  }

  if (url.find( QString::fromLatin1( "javascript:" ),0, false ) != -1 )
  {
    emit setStatusBarText( KURL::decode_string( url.mid( url.find( "javascript:", 0, false ) ) ) );
    return;
  }

  KURL u = completeURL(url);

  // special case for <a href="">
  if ( url.isEmpty() )
    u.setFileName( url );

  QString com;

  KMimeType::Ptr typ = KMimeType::findByURL( u );

  if ( typ )
    com = typ->comment( u, false );

  if ( u.isMalformed() )
  {
    emit setStatusBarText(u.htmlURL());
    return;
  }

  if ( u.isLocalFile() )
  {
    // TODO : use KIO::stat() and create a KFileItem out of its result,
    // to use KFileItem::statusBarText()
    QCString path = QFile::encodeName( u.path() );

    struct stat buff;
    bool ok = !stat( path.data(), &buff );

    struct stat lbuff;
    if (ok) ok = !lstat( path.data(), &lbuff );

    QString text = u.htmlURL();
    QString text2 = text;

    if (ok && S_ISLNK( lbuff.st_mode ) )
    {
      QString tmp;
      if ( com.isNull() )
        tmp = i18n( "Symbolic Link");
      else
        tmp = i18n("%1 (Link)").arg(com);
      char buff_two[1024];
      text += " -> ";
      int n = readlink ( path.data(), buff_two, 1022);
      if (n == -1)
      {
        text2 += "  ";
        text2 += tmp;
        emit setStatusBarText(text2);
        return;
      }
      buff_two[n] = 0;

      text += buff_two;
      text += "  ";
      text += tmp;
    }
    else if ( ok && S_ISREG( buff.st_mode ) )
    {
      if (buff.st_size < 1024)
        text = i18n("%2 (%1 bytes)").arg((long) buff.st_size).arg(text2); // always put the URL last, in case it contains '%'
      else
      {
        float d = (float) buff.st_size/1024.0;
        text = i18n("%1 (%2 K)").arg(text2).arg(KGlobal::locale()->formatNumber(d, 2)); // was %.2f
      }
      text += "  ";
      text += com;
    }
    else if ( ok && S_ISDIR( buff.st_mode ) )
    {
      text += "  ";
      text += com;
    }
    else
    {
      text += "  ";
      text += com;
    }
    emit setStatusBarText(text);
  }
  else
  {
    QString extra;
    if (target == QString::fromLatin1("_blank"))
    {
      extra = i18n(" (In new window)");
    }
    else if (!target.isEmpty() &&
             (target != QString::fromLatin1("_top")) &&
             (target != QString::fromLatin1("_self")) &&
             (target != QString::fromLatin1("_parent")))
    {
      extra = i18n(" (In other frame)");
    }

    if (u.protocol() == QString::fromLatin1("mailto")) {
      QString mailtoMsg/* = QString::fromLatin1("<img src=%1>").arg(locate("icon", QString::fromLatin1("locolor/16x16/actions/mail_send.png")))*/;
      mailtoMsg += i18n("Email to: ") + KURL::decode_string(u.path());
      QStringList queries = QStringList::split('&', u.query().mid(1));
      for (QStringList::Iterator it = queries.begin(); it != queries.end(); ++it)
        if ((*it).startsWith(QString::fromLatin1("subject=")))
          mailtoMsg += i18n(" - Subject: ") + KURL::decode_string((*it).mid(8));
        else if ((*it).startsWith(QString::fromLatin1("cc=")))
          mailtoMsg += i18n(" - CC: ") + KURL::decode_string((*it).mid(3));
        else if ((*it).startsWith(QString::fromLatin1("bcc=")))
          mailtoMsg += i18n(" - BCC: ") + KURL::decode_string((*it).mid(4));
      mailtoMsg.replace(QRegExp("&"), QString("&amp;"));
      mailtoMsg.replace(QRegExp("<"), QString("&lt;"));
      mailtoMsg.replace(QRegExp(">"), QString("&gt;"));
      mailtoMsg.replace(QRegExp("([\n\r\t]|[ ]{10})"), "");
      emit setStatusBarText(mailtoMsg);
      return;
    }
   // Is this check neccessary at all? (Frerich)
#if 0
    else if (u.protocol() == QString::fromLatin1("http")) {
        DOM::Node hrefNode = nodeUnderMouse().parentNode();
        while (hrefNode.nodeName().string() != QString::fromLatin1("A") && !hrefNode.isNull())
          hrefNode = hrefNode.parentNode();

        if (!hrefNode.isNull()) {
          DOM::Node hreflangNode = hrefNode.attributes().getNamedItem("HREFLANG");
          if (!hreflangNode.isNull()) {
            QString countryCode = hreflangNode.nodeValue().string().lower();
            // Map the language code to an appropriate country code.
            if (countryCode == QString::fromLatin1("en"))
              countryCode = QString::fromLatin1("gb");
            QString flagImg = QString::fromLatin1("<img src=%1>").arg(
                locate("locale", QString::fromLatin1("l10n/")
                + countryCode
                + QString::fromLatin1("/flag.png")));
            emit setStatusBarText(flagImg + u.prettyURL() + extra);
          }
        }
      }
#endif
    emit setStatusBarText(u.htmlURL() + extra);
  }
}

#endif // APPLE_CHANGES

void KHTMLPart::urlSelected( const QString &url, int button, int state, const QString &_target,
                             KParts::URLArgs args )
{
  bool hasTarget = false;

  QString target = _target;
  if ( target.isEmpty() && d->m_doc )
    target = d->m_doc->baseTarget();
  if ( !target.isEmpty() )
      hasTarget = true;

  if ( url.find( QString::fromLatin1( "javascript:" ), 0, false ) == 0 )
  {
    executeScript( KURL::decode_string( url.right( url.length() - 11) ), true );
    return;
  }

  KURL cURL = completeURL(url);
#if !APPLE_CHANGES
  // special case for <a href="">
  if ( url.isEmpty() )
    cURL.setFileName( url );
#endif

  if ( !cURL.isValid() )
    // ### ERROR HANDLING
    return;

  //kdDebug( 6000 ) << "urlSelected: complete URL:" << cURL.url() << " target = " << target << endl;

#if !APPLE_CHANGES
  if ( button == LeftButton && ( state & ShiftButton ) )
  {
    KIO::MetaData metaData;
    metaData["referrer"] = d->m_referrer;
    KHTMLPopupGUIClient::saveURL( d->m_view, i18n( "Save As..." ), cURL, metaData );
    return;
  }

  if (!checkLinkSecurity(cURL,
			 i18n( "<qt>The link <B>%1</B><BR>leads from this untrusted page to your local filesystem.<BR>Do you want to follow the link?" ),
			 i18n( "Follow" )))
    return;
#endif

  args.frameName = target;

  if ( d->m_bHTTPRefresh )
  {
    d->m_bHTTPRefresh = false;
    args.metaData()["cache"] = "refresh";
  }

#if !APPLE_CHANGES
  args.metaData().insert("main_frame_request",
                         parentPart() == 0 ? "TRUE":"FALSE");
  args.metaData().insert("ssl_was_in_use", d->m_ssl_in_use ? "TRUE":"FALSE");
  args.metaData().insert("ssl_activate_warnings", "TRUE");
#endif

#if APPLE_CHANGES
  if (!d->m_referrer.isEmpty())
    args.metaData()["referrer"] = d->m_referrer;
  KWQ(this)->urlSelected(cURL, button, state, args);
#else
  if ( hasTarget )
  {
    // unknown frame names should open in a new window.
    khtml::ChildFrame *frame = recursiveFrameRequest( cURL, args, false );
    if ( frame )
    {
      args.metaData()["referrer"] = d->m_referrer;
      requestObject( frame, cURL, args );
      return;
    }
  }

  if ( !d->m_bComplete && !hasTarget )
    closeURL();

  if (!d->m_referrer.isEmpty())
    args.metaData()["referrer"] = d->m_referrer;

  if ( button == MidButton && (state & ShiftButton) )
  {
    KParts::WindowArgs winArgs;
    winArgs.lowerWindow = true;
    KParts::ReadOnlyPart *newPart = 0;
    emit d->m_extension->createNewWindow( cURL, args, winArgs, newPart );
    return;
  }
  emit d->m_extension->openURLRequest( cURL, args );
#endif // APPLE_CHANGES
}

#if !APPLE_CHANGES

void KHTMLPart::slotViewDocumentSource()
{
  KURL url(m_url);
  if (!(url.isLocalFile()) && KHTMLPageCache::self()->isValid(d->m_cacheId))
  {
     KTempFile sourceFile(QString::null, QString::fromLatin1(".html"));
     if (sourceFile.status() == 0)
     {
        KHTMLPageCache::self()->saveData(d->m_cacheId, sourceFile.dataStream());
        url = KURL();
        url.setPath(sourceFile.name());
     }
  }

  //  emit d->m_extension->openURLRequest( m_url, KParts::URLArgs( false, 0, 0, QString::fromLatin1( "text/plain" ) ) );
  (void) KRun::runURL( url, QString::fromLatin1("text/plain") );
}

void KHTMLPart::slotViewFrameSource()
{
  KParts::ReadOnlyPart *frame = currentFrame();
  if ( !frame )
    return;

  KURL url = frame->url();
  if (!(url.isLocalFile()) && frame->inherits("KHTMLPart"))
  {
       long cacheId = static_cast<KHTMLPart *>(frame)->d->m_cacheId;

       if (KHTMLPageCache::self()->isValid(cacheId))
       {
           KTempFile sourceFile(QString::null, QString::fromLatin1(".html"));
           if (sourceFile.status() == 0)
           {
               KHTMLPageCache::self()->saveData(cacheId, sourceFile.dataStream());
               url = KURL();
               url.setPath(sourceFile.name());
           }
     }
  }

  (void) KRun::runURL( url, QString::fromLatin1("text/plain") );
}

KURL KHTMLPart::backgroundURL() const
{
  // ### what about XML documents? get from CSS?
  if (!d->m_doc || !d->m_doc->isHTMLDocument())
    return KURL();

  QString relURL = static_cast<HTMLDocumentImpl*>(d->m_doc)->body()->getAttribute( ATTR_BACKGROUND ).string();

  return KURL( m_url, relURL );
}

void KHTMLPart::slotSaveBackground()
{
  KIO::MetaData metaData;
  metaData["referrer"] = d->m_referrer;
  KHTMLPopupGUIClient::saveURL( d->m_view, i18n("Save background image as"), backgroundURL(), metaData );
}

void KHTMLPart::slotSaveDocument()
{
  KURL srcURL( m_url );

  if ( srcURL.fileName(false).isEmpty() )
    srcURL.setFileName( "index.html" );

  KIO::MetaData metaData;
  // Referre unknown?
  KHTMLPopupGUIClient::saveURL( d->m_view, i18n( "Save As" ), srcURL, metaData, i18n("*.html *.htm|HTML files"), d->m_cacheId );
}

void KHTMLPart::slotSecurity()
{
//   kdDebug( 6050 ) << "Meta Data:" << endl
//                   << d->m_ssl_peer_cert_subject
//                   << endl
//                   << d->m_ssl_peer_cert_issuer
//                   << endl
//                   << d->m_ssl_cipher
//                   << endl
//                   << d->m_ssl_cipher_desc
//                   << endl
//                   << d->m_ssl_cipher_version
//                   << endl
//                   << d->m_ssl_good_from
//                   << endl
//                   << d->m_ssl_good_until
//                   << endl
//                   << d->m_ssl_cert_state
//                   << endl;

  KSSLInfoDlg *kid = new KSSLInfoDlg(d->m_ssl_in_use, widget(), "kssl_info_dlg", true );

  if (d->m_bSecurityInQuestion)
	  kid->setSecurityInQuestion(true);

  if (d->m_ssl_in_use) {
    KSSLCertificate *x = KSSLCertificate::fromString(d->m_ssl_peer_certificate.local8Bit());
    if (x) {
       // Set the chain back onto the certificate
       QStringList cl = QStringList::split(QString("\n"), d->m_ssl_peer_chain);
       QPtrList<KSSLCertificate> ncl;

       ncl.setAutoDelete(true);
       for (QStringList::Iterator it = cl.begin(); it != cl.end(); ++it) {
          KSSLCertificate *y = KSSLCertificate::fromString((*it).local8Bit());
          if (y) ncl.append(y);
       }

       if (ncl.count() > 0)
          x->chain().setChain(ncl);

       kid->setup(x,
                  d->m_ssl_peer_ip,
                  m_url.url(),
                  d->m_ssl_cipher,
                  d->m_ssl_cipher_desc,
                  d->m_ssl_cipher_version,
                  d->m_ssl_cipher_used_bits.toInt(),
                  d->m_ssl_cipher_bits.toInt(),
                  (KSSLCertificate::KSSLValidation) d->m_ssl_cert_state.toInt()
                  );
        kid->exec();
        delete x;
     } else kid->exec();
  } else kid->exec();
}

void KHTMLPart::slotSaveFrame()
{
    if ( !d->m_activeFrame )
        return; // should never be the case, but one never knows :-)

    KURL srcURL( static_cast<KParts::ReadOnlyPart *>( d->m_activeFrame )->url() );

    if ( srcURL.fileName(false).isEmpty() )
        srcURL.setFileName( "index.html" );

    KIO::MetaData metaData;
    // Referrer unknown?
    KHTMLPopupGUIClient::saveURL( d->m_view, i18n( "Save As" ), srcURL, metaData, i18n("*.html *.htm|HTML files") );
}

void KHTMLPart::slotSetEncoding()
{
    // first Item is always auto
    if(d->m_paSetEncoding->currentItem() == 0)
        setEncoding(QString::null, false);
    else {
        // strip of the language to get the raw encoding again.
        QString enc = KGlobal::charsets()->encodingForName(d->m_paSetEncoding->currentText());
        setEncoding(enc, true);
    }
}

void KHTMLPart::slotUseStylesheet()
{
  if (d->m_doc && d->m_paUseStylesheet->currentText() != d->m_sheetUsed) {
    d->m_sheetUsed = d->m_paUseStylesheet->currentText();
    d->m_doc->updateStyleSelector();
  }
}

void KHTMLPart::updateActions()
{
  bool frames = false;

  QValueList<khtml::ChildFrame>::ConstIterator it = d->m_frames.begin();
  QValueList<khtml::ChildFrame>::ConstIterator end = d->m_frames.end();
  for (; it != end; ++it )
      if ( (*it).m_type == khtml::ChildFrame::Frame )
      {
          frames = true;
          break;
      }

  d->m_paViewFrame->setEnabled( frames );
  d->m_paSaveFrame->setEnabled( frames );

  if ( frames )
    d->m_paFind->setText( i18n( "&Find in Frame..." ) );
  else
    d->m_paFind->setText( i18n( "&Find..." ) );

  KParts::Part *frame = 0;

  if ( frames )
    frame = currentFrame();

  bool enableFindAndSelectAll = true;

  if ( frame )
    enableFindAndSelectAll = frame->inherits( "KHTMLPart" );

  d->m_paFind->setEnabled( enableFindAndSelectAll );
  d->m_paSelectAll->setEnabled( enableFindAndSelectAll );

  bool enablePrintFrame = false;

  if ( frame )
  {
    QObject *ext = KParts::BrowserExtension::childObject( frame );
    if ( ext )
      enablePrintFrame = ext->metaObject()->slotNames().contains( "print()" );
  }

  d->m_paPrintFrame->setEnabled( enablePrintFrame );

  QString bgURL;

  // ### frames
  if ( d->m_doc && d->m_doc->isHTMLDocument() && static_cast<HTMLDocumentImpl*>(d->m_doc)->body() && !d->m_bClearing )
    bgURL = static_cast<HTMLDocumentImpl*>(d->m_doc)->body()->getAttribute( ATTR_BACKGROUND ).string();

  d->m_paSaveBackground->setEnabled( !bgURL.isEmpty() );
}

#endif

bool KHTMLPart::requestFrame( khtml::RenderPart *frame, const QString &url, const QString &frameName,
                              const QStringList &paramNames, const QStringList &paramValues, bool isIFrame )
{
//  kdDebug( 6050 ) << "childRequest( ..., " << url << ", " << frameName << " )" << endl;
  FrameIt it = d->m_frames.find( frameName );
  if ( it == d->m_frames.end() )
  {
    khtml::ChildFrame child;
//    kdDebug( 6050 ) << "inserting new frame into frame map " << frameName << endl;
    child.m_name = frameName;
    it = d->m_frames.append( child );
  }

  (*it).m_type = isIFrame ? khtml::ChildFrame::IFrame : khtml::ChildFrame::Frame;
  (*it).m_frame = frame;
  (*it).m_paramValues = paramNames;
  (*it).m_paramNames = paramValues;

  // Support for <frame src="javascript:string">
  if ( url.find( QString::fromLatin1( "javascript:" ), 0, false ) == 0 )
  {
    if (!processObjectRequest(&(*it), "about:blank", "text/html" ))
      return false;

    KHTMLPart *newPart = static_cast<KHTMLPart *>(&*(*it).m_part); 
    newPart->replaceContentsWithScriptResult( url );

    return true;
  }

  return requestObject( &(*it), completeURL( url ));
}

QString KHTMLPart::requestFrameName()
{
#if APPLE_CHANGES
    return KWQ(this)->generateFrameName();
#else
    return QString::fromLatin1("<!--frame %1-->").arg(d->m_frameNameId++);
#endif
}

bool KHTMLPart::requestObject( khtml::RenderPart *frame, const QString &url, const QString &serviceType,
                               const QStringList &paramNames, const QStringList &paramValues )
{
  khtml::ChildFrame child;
  QValueList<khtml::ChildFrame>::Iterator it = d->m_objects.append( child );
  (*it).m_frame = frame;
  (*it).m_type = khtml::ChildFrame::Object;
  (*it).m_paramNames = paramNames;
  (*it).m_paramValues = paramValues;
  (*it).m_hasFallbackContent = frame->hasFallbackContent();

  KURL completedURL;
  if (!url.isEmpty())
    completedURL = completeURL(url);

  KParts::URLArgs args;
  args.serviceType = serviceType;
  return requestObject( &(*it), completedURL, args );
}

bool KHTMLPart::requestObject( khtml::ChildFrame *child, const KURL &url, const KParts::URLArgs &_args )
{
#if !APPLE_CHANGES
  if (!checkLinkSecurity(url))
    return false;
#endif
  if ( child->m_bPreloaded )
  {
    // kdDebug(6005) << "KHTMLPart::requestObject preload" << endl;
    if ( child->m_frame && child->m_part && child->m_part->widget() )
      child->m_frame->setWidget( child->m_part->widget() );

    child->m_bPreloaded = false;
    return true;
  }

  KParts::URLArgs args( _args );

#if !APPLE_CHANGES
  if ( child->m_run )
    child->m_run->abort();
#endif

  if ( child->m_part && !args.reload && urlcmp( child->m_part->url().url(), url.url(), true, true ) )
    args.serviceType = child->m_serviceType;

  child->m_args = args;
  child->m_args.reload = (d->m_cachePolicy == KIO::CC_Reload) || (d->m_cachePolicy == KIO::CC_Refresh);
  child->m_serviceName = QString::null;
  if (!d->m_referrer.isEmpty() && !child->m_args.metaData().contains( "referrer" ))
    child->m_args.metaData()["referrer"] = d->m_referrer;

#if !APPLE_CHANGES
  child->m_args.metaData().insert("main_frame_request",
                                  parentPart() == 0 ? "TRUE":"FALSE");
  child->m_args.metaData().insert("ssl_was_in_use",
                                  d->m_ssl_in_use ? "TRUE":"FALSE");
  child->m_args.metaData().insert("ssl_activate_warnings", "TRUE");
#endif

  // We want a KHTMLPart if the HTML says <frame src=""> or <frame src="about:blank">
  if ((url.isEmpty() || url.url() == "about:blank") && args.serviceType.isEmpty())
    args.serviceType = QString::fromLatin1( "text/html" );

#if APPLE_CHANGES
  return processObjectRequest( child, url, args.serviceType );
#else
  if ( args.serviceType.isEmpty() ) {
    child->m_run = new KHTMLRun( this, child, url, child->m_args,
                                 child->m_type != khtml::ChildFrame::Frame );
    return false;
  } else {
    return processObjectRequest( child, url, args.serviceType );
  }
#endif
}

bool KHTMLPart::processObjectRequest( khtml::ChildFrame *child, const KURL &_url, const QString &mimetype )
{
  //kdDebug( 6050 ) << "KHTMLPart::processObjectRequest trying to create part for " << mimetype << endl;

  // IMPORTANT: create a copy of the url here, because it is just a reference, which was likely to be given
  // by an emitting frame part (emit openURLRequest( blahurl, ... ) . A few lines below we delete the part
  // though -> the reference becomes invalid -> crash is likely
  KURL url( _url );

  // khtmlrun called us this way to indicate a loading error
  if ( d->m_onlyLocalReferences || ( url.isEmpty() && mimetype.isEmpty() ) )
  {
      checkEmitLoadEvent();
      child->m_bCompleted = true;
      return true;
  }

  if (child->m_bNotify)
  {
      child->m_bNotify = false;
      if ( !child->m_args.lockHistory() )
          emit d->m_extension->openURLNotify();
  }

#if APPLE_CHANGES
  if ( child->m_part )
  {
    KHTMLPart *part = static_cast<KHTMLPart *>(&*child->m_part);
    if (part && part->inherits("KHTMLPart")) {
      KParts::URLArgs args;
      if (!d->m_referrer.isEmpty())
        args.metaData()["referrer"] = d->m_referrer;
      KWQ(part)->openURLRequest(url, args);
    }
  }
  else
  {
    KParts::ReadOnlyPart *part = KWQ(this)->createPart(*child, url, mimetype);
    KHTMLPart *khtml_part = static_cast<KHTMLPart *>(part);
    if (khtml_part && khtml_part->inherits("KHTMLPart"))
      khtml_part->childBegin();
#else
  if ( !child->m_services.contains( mimetype ) )
  {
    KParts::ReadOnlyPart *part = createPart( d->m_view->viewport(), child->m_name.ascii(), this, child->m_name.ascii(), mimetype, child->m_serviceName, child->m_services, child->m_params );
#endif

    if (!part) {
        checkEmitLoadEvent();
        return false;
    }

    //CRITICAL STUFF
    if ( child->m_part )
    {
      disconnectChild(child);
#if !APPLE_CHANGES
      partManager()->removePart( (KParts::ReadOnlyPart *)child->m_part );
#endif
      child->m_part->deref();
    }

    child->m_serviceType = mimetype;
    if ( child->m_frame && part->widget() )
      child->m_frame->setWidget( part->widget() );

#if !APPLE_CHANGES
    if ( child->m_type != khtml::ChildFrame::Object )
      partManager()->addPart( part, false );
//  else
//      kdDebug(6005) << "AH! NO FRAME!!!!!" << endl;
#endif

    child->m_part = part;
    assert( ((void*) child->m_part) != 0);

    connectChild(child);

#if APPLE_CHANGES
  }
#else
    child->m_extension = KParts::BrowserExtension::childObject( part );

    if ( child->m_extension )
    {
      connect( child->m_extension, SIGNAL( openURLNotify() ),
               d->m_extension, SIGNAL( openURLNotify() ) );

      connect( child->m_extension, SIGNAL( openURLRequestDelayed( const KURL &, const KParts::URLArgs & ) ),
               this, SLOT( slotChildURLRequest( const KURL &, const KParts::URLArgs & ) ) );

      connect( child->m_extension, SIGNAL( createNewWindow( const KURL &, const KParts::URLArgs & ) ),
               d->m_extension, SIGNAL( createNewWindow( const KURL &, const KParts::URLArgs & ) ) );
      connect( child->m_extension, SIGNAL( createNewWindow( const KURL &, const KParts::URLArgs &, const KParts::WindowArgs &, KParts::ReadOnlyPart *& ) ),
               d->m_extension, SIGNAL( createNewWindow( const KURL &, const KParts::URLArgs & , const KParts::WindowArgs &, KParts::ReadOnlyPart *&) ) );

      connect( child->m_extension, SIGNAL( popupMenu( const QPoint &, const KFileItemList & ) ),
               d->m_extension, SIGNAL( popupMenu( const QPoint &, const KFileItemList & ) ) );
      connect( child->m_extension, SIGNAL( popupMenu( KXMLGUIClient *, const QPoint &, const KFileItemList & ) ),
               d->m_extension, SIGNAL( popupMenu( KXMLGUIClient *, const QPoint &, const KFileItemList & ) ) );
      connect( child->m_extension, SIGNAL( popupMenu( const QPoint &, const KURL &, const QString &, mode_t ) ),
               d->m_extension, SIGNAL( popupMenu( const QPoint &, const KURL &, const QString &, mode_t ) ) );
      connect( child->m_extension, SIGNAL( popupMenu( KXMLGUIClient *, const QPoint &, const KURL &, const QString &, mode_t ) ),
               d->m_extension, SIGNAL( popupMenu( KXMLGUIClient *, const QPoint &, const KURL &, const QString &, mode_t ) ) );

      connect( child->m_extension, SIGNAL( infoMessage( const QString & ) ),
               d->m_extension, SIGNAL( infoMessage( const QString & ) ) );

      child->m_extension->setBrowserInterface( d->m_extension->browserInterface() );
    }
  }
#endif

  checkEmitLoadEvent();
  // Some JS code in the load event may have destroyed the part
  // In that case, abort
  if ( !child->m_part )
    return false;

  if ( child->m_bPreloaded )
  {
    if ( child->m_frame && child->m_part )
      child->m_frame->setWidget( child->m_part->widget() );

    child->m_bPreloaded = false;
    return true;
  }

  child->m_args.reload = (d->m_cachePolicy == KIO::CC_Reload) || (d->m_cachePolicy == KIO::CC_Refresh);

  // make sure the part has a way to find out about the mimetype.
  // we actually set it in child->m_args in requestObject already,
  // but it's useless if we had to use a KHTMLRun instance, as the
  // point the run object is to find out exactly the mimetype.
  child->m_args.serviceType = mimetype;

  child->m_bCompleted = false;
  if ( child->m_extension )
    child->m_extension->setURLArgs( child->m_args );

#if APPLE_CHANGES
  // In these cases, the synchronous load would have finished
  // before we could connect the signals, so make sure to send the 
  // completed() signal for the child by hand
  // FIXME: In this case the KHTMLPart will have finished loading before 
  // it's being added to the child list.  It would be a good idea to
  // create the child first, then invoke the loader separately  
  if (url.isEmpty() || url.url() == "about:blank") {
      ReadOnlyPart *readOnlyPart = child->m_part;
      KHTMLPart *part = static_cast<KHTMLPart *>(readOnlyPart);
      if (part && part->inherits("KHTMLPart")) {
          part->completed();
          part->checkCompleted();
      }
  }
#else
  if(url.protocol() == "javascript" || url.url() == "about:blank") {
      if (!child->m_part->inherits("KHTMLPart"))
          return false;

      KHTMLPart* p = static_cast<KHTMLPart*>(static_cast<KParts::ReadOnlyPart *>(child->m_part));

      p->begin();
      if (d->m_doc && p->d->m_doc)
        p->d->m_doc->setBaseURL(d->m_doc->baseURL());
      if (!url.url().startsWith("about:")) {
        p->write(url.path());
      } else {
	p->m_url = url;
      }
      p->end();
      return true;
  }
  else if ( !url.isEmpty() )
  {
      //kdDebug( 6050 ) << "opening " << url.url() << " in frame " << child->m_part << endl;
      return child->m_part->openURL( url );
  }
  else
#endif
      return true;
}

#if !APPLE_CHANGES

KParts::ReadOnlyPart *KHTMLPart::createPart( QWidget *parentWidget, const char *widgetName,
                                             QObject *parent, const char *name, const QString &mimetype,
                                             QString &serviceName, QStringList &serviceTypes,
                                             const QStringList &params )
{
  QString constr;
  if ( !serviceName.isEmpty() )
    constr.append( QString::fromLatin1( "Name == '%1'" ).arg( serviceName ) );

  KTrader::OfferList offers = KTrader::self()->query( mimetype, "KParts/ReadOnlyPart", constr, QString::null );

  if ( offers.isEmpty() )
    return 0L;

  KService::Ptr service = *offers.begin();

  KLibFactory *factory = KLibLoader::self()->factory( QFile::encodeName(service->library()) );

  if ( !factory )
    return 0L;

  KParts::ReadOnlyPart *res = 0L;

  const char *className = "KParts::ReadOnlyPart";
  if ( service->serviceTypes().contains( "Browser/View" ) )
    className = "Browser/View";

  if ( factory->inherits( "KParts::Factory" ) )
    res = static_cast<KParts::ReadOnlyPart *>(static_cast<KParts::Factory *>( factory )->createPart( parentWidget, widgetName, parent, name, className, params ));
  else
  res = static_cast<KParts::ReadOnlyPart *>(factory->create( parentWidget, widgetName, className ));

  if ( !res )
    return res;

  serviceTypes = service->serviceTypes();
  serviceName = service->name();

  return res;
}

KParts::PartManager *KHTMLPart::partManager()
{
  if ( !d->m_manager )
  {
    d->m_manager = new KParts::PartManager( d->m_view->topLevelWidget(), this, "khtml part manager" );
    d->m_manager->setAllowNestedParts( true );
    connect( d->m_manager, SIGNAL( activePartChanged( KParts::Part * ) ),
             this, SLOT( slotActiveFrameChanged( KParts::Part * ) ) );
    connect( d->m_manager, SIGNAL( partRemoved( KParts::Part * ) ),
             this, SLOT( slotPartRemoved( KParts::Part * ) ) );
  }

  return d->m_manager;
}

#endif

void KHTMLPart::submitFormAgain()
{
  if( d->m_doc && !d->m_doc->parsing() && d->m_submitForm)
    KHTMLPart::submitForm( d->m_submitForm->submitAction, d->m_submitForm->submitUrl, d->m_submitForm->submitFormData, d->m_submitForm->target, d->m_submitForm->submitContentType, d->m_submitForm->submitBoundary );

  delete d->m_submitForm;
  d->m_submitForm = 0;
  disconnect(this, SIGNAL(completed()), this, SLOT(submitFormAgain()));
}

void KHTMLPart::submitForm( const char *action, const QString &url, const FormData &formData, const QString &_target, const QString& contentType, const QString& boundary )
{
  kdDebug(6000) << this << ": KHTMLPart::submitForm target=" << _target << " url=" << url << endl;
  KURL u = completeURL( url );

  if ( !u.isValid() )
  {
    // ### ERROR HANDLING!
    return;
  }

#if !APPLE_CHANGES
  // Form security checks
  //

  /* This is separate for a reason.  It has to be _before_ all script, etc,
   * AND I don't want to break anything that uses checkLinkSecurity() in
   * other places.
   */

  // This causes crashes... needs to be fixed.
  if (!d->m_submitForm && u.protocol() != "https" && u.protocol() != "mailto") {
	if (d->m_ssl_in_use) {    // Going from SSL -> nonSSL
		int rc = KMessageBox::warningContinueCancel(NULL, i18n("Warning:  This is a secure form but it is attempting to send your data back unencrypted."
					"\nA third party may be able to intercept and view this information."
					"\nAre you sure you wish to continue?"),
				i18n("SSL"));
		if (rc == KMessageBox::Cancel)
			return;
	} else {                  // Going from nonSSL -> nonSSL
		KSSLSettings kss(true);
		if (kss.warnOnUnencrypted()) {
			int rc = KMessageBox::warningContinueCancel(NULL,
					i18n("Warning: Your data is about to be transmitted across the network unencrypted."
					"\nAre you sure you wish to continue?"),
					i18n("KDE"),
                                                                    QString::null,
					"WarnOnUnencryptedForm");
			// Move this setting into KSSL instead
			KConfig *config = kapp->config();
			QString grpNotifMsgs = QString::fromLatin1("Notification Messages");
			KConfigGroupSaver saver( config, grpNotifMsgs );

			if (!config->readBoolEntry("WarnOnUnencryptedForm", true)) {
				config->deleteEntry("WarnOnUnencryptedForm");
				config->sync();
				kss.setWarnOnUnencrypted(false);
				kss.save();
        		}
		        if (rc == KMessageBox::Cancel)
		          return;
      	}
    }
  }

  if (!d->m_submitForm && u.protocol() == "mailto") {
     int rc = KMessageBox::warningContinueCancel(NULL, 
                 i18n("This site is attempting to submit form data via email."),
                 i18n("KDE"), 
                 QString::null, 
                 "WarnTriedEmailSubmit");

     if (rc == KMessageBox::Cancel) {
         return;
     }
  }

  // End form security checks
  //
#endif // APPLE_CHANGES

  QString urlstring = u.url();

  if ( urlstring.find( QString::fromLatin1( "javascript:" ), 0, false ) == 0 ) {
    urlstring = KURL::decode_string(urlstring);
    d->m_executingJavaScriptFormAction = true;
    executeScript( urlstring.right( urlstring.length() - 11) );
    d->m_executingJavaScriptFormAction = false;
    return;
  }

#if !APPLE_CHANGES
  if (!checkLinkSecurity(u,
			 i18n( "<qt>The form will be submitted to <BR><B>%1</B><BR>on your local filesystem.<BR>Do you want to submit the form?" ),
			 i18n( "Submit" )))
    return;
#endif

  KParts::URLArgs args;

  if (!d->m_referrer.isEmpty())
     args.metaData()["referrer"] = d->m_referrer;

#if !APPLE_CHANGES
  args.metaData().insert("main_frame_request",
                         parentPart() == 0 ? "TRUE":"FALSE");
  args.metaData().insert("ssl_was_in_use", d->m_ssl_in_use ? "TRUE":"FALSE");
  args.metaData().insert("ssl_activate_warnings", "TRUE");
#endif
  args.frameName = _target.isEmpty() ? d->m_doc->baseTarget() : _target ;

  // Handle mailto: forms
  if (u.protocol() == "mailto") {
      // 1)  Check for attach= and strip it
      QString q = u.query().mid(1);
      QStringList nvps = QStringList::split("&", q);
      bool triedToAttach = false;

      for (QStringList::Iterator nvp = nvps.begin(); nvp != nvps.end(); ++nvp) {
         QStringList pair = QStringList::split("=", *nvp);
         if (pair.count() >= 2) {
            if (pair.first().lower() == "attach") {
               nvp = nvps.remove(nvp);
               triedToAttach = true;
            }
         }
      }

#if !APPLE_CHANGES
      if (triedToAttach)
         KMessageBox::information(NULL, i18n("This site attempted to attach a file from your computer in the form submission. The attachment was removed for your protection."), i18n("KDE"), "WarnTriedAttach");
#endif

      // 2)  Append body=
      QString bodyEnc;
      if (contentType.lower() == "multipart/form-data") {
         // FIXME: is this correct?  I suspect not
         bodyEnc = KURL::encode_string(formData.flattenToString());
      } else if (contentType.lower() == "text/plain") {
         // Convention seems to be to decode, and s/&/\n/
         QString tmpbody = formData.flattenToString();
         tmpbody.replace('&', '\n');
         tmpbody.replace('+', ' ');
         tmpbody = KURL::decode_string(tmpbody);  // Decode the rest of it
         bodyEnc = KURL::encode_string(tmpbody);  // Recode for the URL
      } else {
         bodyEnc = KURL::encode_string(formData.flattenToString());
      }

      nvps.append(QString("body=%1").arg(bodyEnc));
      q = nvps.join("&");
      u.setQuery(q);
  } 

  if ( strcmp( action, "get" ) == 0 ) {
    if (u.protocol() != "mailto")
       u.setQuery( formData.flattenToString() );
    args.setDoPost( false );
  }
  else {
#if APPLE_CHANGES
    args.postData = formData;
#else
    args.postData = formData.flatten();
#endif
    args.setDoPost( true );

    // construct some user headers if necessary
    if (contentType.isNull() || contentType == "application/x-www-form-urlencoded")
      args.setContentType( "Content-Type: application/x-www-form-urlencoded" );
    else // contentType must be "multipart/form-data"
      args.setContentType( "Content-Type: " + contentType + "; boundary=" + boundary );
  }

  if ( d->m_doc->parsing() || d->m_runningScripts > 0 ) {
    if( d->m_submitForm ) {
      kdDebug(6000) << "KHTMLPart::submitForm ABORTING!" << endl;
      return;
    }
    d->m_submitForm = new KHTMLPartPrivate::SubmitForm;
    d->m_submitForm->submitAction = action;
    d->m_submitForm->submitUrl = url;
    d->m_submitForm->submitFormData = formData;
    d->m_submitForm->target = _target;
    d->m_submitForm->submitContentType = contentType;
    d->m_submitForm->submitBoundary = boundary;
    connect(this, SIGNAL(completed()), this, SLOT(submitFormAgain()));
  }
  else
  {
#if APPLE_CHANGES
    KWQ(this)->submitForm( u, args);
#else
    emit d->m_extension->openURLRequest( u, args );
#endif
  }
}

#if !APPLE_CHANGES

void KHTMLPart::popupMenu( const QString &linkUrl )
{
  KURL popupURL;
  KURL linkKURL;
  if ( linkUrl.isEmpty() ) // click on background
    popupURL = this->url();
  else {               // click on link
    popupURL = completeURL( linkUrl );
    linkKURL = popupURL;
  }

  KXMLGUIClient *client = new KHTMLPopupGUIClient( this, d->m_popupMenuXML, linkKURL );

  emit d->m_extension->popupMenu( client, QCursor::pos(), popupURL,
                                  QString::fromLatin1( "text/html" ), S_IFREG /*always a file*/ );

  delete client;

  emit popupMenu(linkUrl, QCursor::pos());
}

#endif

void KHTMLPart::slotParentCompleted()
{
  if ( d->m_scheduledRedirection != noRedirectionScheduled && !d->m_redirectionTimer.isActive() )
  {
    // kdDebug(6050) << this << ": Child redirection -> " << d->m_redirectURL << endl;
    d->m_redirectionTimer.start( (int)(1000 * d->m_delayRedirect), true );
  }
}

void KHTMLPart::slotChildStarted( KIO::Job *job )
{
  khtml::ChildFrame *child = childFrame( sender() );

  assert( child );

  child->m_bCompleted = false;

  if ( d->m_bComplete )
  {
#if 0
    // WABA: Looks like this belongs somewhere else
    if ( !parentPart() ) // "toplevel" html document? if yes, then notify the hosting browser about the document (url) changes
    {
      emit d->m_extension->openURLNotify();
    }
#endif
    d->m_bComplete = false;
    emit started( job );
  }
}

void KHTMLPart::slotChildCompleted()
{
  slotChildCompleted( false );
}

void KHTMLPart::slotChildCompleted( bool complete )
{
  khtml::ChildFrame *child = childFrame( sender() );

  assert( child );

  child->m_bCompleted = true;
  child->m_args = KParts::URLArgs();

  if ( complete && parentPart() == 0 )
    d->m_bPendingChildRedirection = true;

  checkCompleted();
}

#if !APPLE_CHANGES

void KHTMLPart::slotChildURLRequest( const KURL &url, const KParts::URLArgs &args )
{
  khtml::ChildFrame *child = childFrame( sender()->parent() );

  QString frameName = args.frameName.lower();
  if ( !frameName.isEmpty() )
  {
    if ( frameName == QString::fromLatin1( "_top" ) )
    {
      emit d->m_extension->openURLRequest( url, args );
      return;
    }
    else if ( frameName == QString::fromLatin1( "_blank" ) )
    {
      emit d->m_extension->createNewWindow( url, args );
      return;
    }
    else if ( frameName == QString::fromLatin1( "_parent" ) )
    {
      KParts::URLArgs newArgs( args );
      newArgs.frameName = QString::null;

      emit d->m_extension->openURLRequest( url, newArgs );
      return;
    }
    else if ( frameName != QString::fromLatin1( "_self" ) )
    {
      khtml::ChildFrame *_frame = recursiveFrameRequest( url, args );

      if ( !_frame )
      {
        emit d->m_extension->openURLRequest( url, args );
        return;
      }

      child = _frame;
    }
  }

  // TODO: handle child target correctly! currently the script are always executed fur the parent
  QString urlStr = url.url();
  if ( urlStr.find( QString::fromLatin1( "javascript:" ), 0, false ) == 0 ) {
      executeScript( KURL::decode_string( urlStr.right( urlStr.length() - 11) ) );
      return;
  }

  if ( child ) {
      // Inform someone that we are about to show something else.
      child->m_bNotify = true;
      requestObject( child, url, args );
  }  else if ( frameName==QString::fromLatin1("_self") ) // this is for embedded objects (via <object>) which want to replace the current document
  {
      KParts::URLArgs newArgs( args );
      newArgs.frameName = QString::null;
      emit d->m_extension->openURLRequest( url, newArgs );
  }
}

#endif // APPLE_CHANGES

khtml::ChildFrame *KHTMLPart::childFrame( const QObject *obj )
{
    assert( obj->inherits( "KParts::ReadOnlyPart" ) );
    const ReadOnlyPart *part = static_cast<const ReadOnlyPart *>( obj );

    FrameIt it = d->m_frames.begin();
    FrameIt end = d->m_frames.end();
    for (; it != end; ++it )
      if ( static_cast<ReadOnlyPart *>((*it).m_part) == part )
        return &(*it);

    it = d->m_objects.begin();
    end = d->m_objects.end();
    for (; it != end; ++it )
      if ( static_cast<ReadOnlyPart *>((*it).m_part) == part )
        return &(*it);

    return 0L;
}

KHTMLPart *KHTMLPart::findFrame( const QString &f )
{
#if 0
  kdDebug() << "KHTMLPart::findFrame '" << f << "'" << endl;
  FrameIt it2 = d->m_frames.begin();
  FrameIt end = d->m_frames.end();
  for (; it2 != end; ++it2 )
      kdDebug() << "  - having frame '" << (*it2).m_name << "'" << endl;
#endif

  // ### http://www.w3.org/TR/html4/appendix/notes.html#notes-frames
  ConstFrameIt it = d->m_frames.find( f );
  if ( it == d->m_frames.end() )
  {
    //kdDebug() << "KHTMLPart::findFrame frame " << f << " not found" << endl;
    return 0L;
  }
  else {
    KParts::ReadOnlyPart *p = (*it).m_part;
    if ( p && p->inherits( "KHTMLPart" ))
    {
      //kdDebug() << "KHTMLPart::findFrame frame " << f << " is a KHTMLPart, ok" << endl;
      return (KHTMLPart*)p;
    }
    else
    {
#if 0
      if (p)
        kdWarning() << "KHTMLPart::findFrame frame " << f << " found but isn't a KHTMLPart ! " << p->className() << endl;
      else
        kdWarning() << "KHTMLPart::findFrame frame " << f << " found but m_part=0L" << endl;
#endif
      return 0L;
    }
  }
}

#if !APPLE_CHANGES

KParts::ReadOnlyPart *KHTMLPart::currentFrame() const
{
  KParts::ReadOnlyPart* part = (KParts::ReadOnlyPart*)(this);
  // Find active part in our frame manager, in case we are a frameset
  // and keep doing that (in case of nested framesets).
  // Just realized we could also do this recursively, calling part->currentFrame()...
  while ( part && part->inherits("KHTMLPart") &&
          static_cast<KHTMLPart *>(part)->d->m_frames.count() > 0 ) {
    KHTMLPart* frameset = static_cast<KHTMLPart *>(part);
    part = static_cast<KParts::ReadOnlyPart *>(frameset->partManager()->activePart());
    if ( !part ) return frameset;
  }
  return part;
}

#endif // APPLE_CHANGES

bool KHTMLPart::frameExists( const QString &frameName )
{
  ConstFrameIt it = d->m_frames.find( frameName );
  if ( it == d->m_frames.end() )
    return false;

  // WABA: We only return true if the child actually has a frame
  // set. Otherwise we might find our preloaded-selve.
  // This happens when we restore the frameset.
  return (!(*it).m_frame.isNull());
}

KHTMLPart *KHTMLPart::parentPart() const
{
  if ( !parent() || !parent()->inherits( "KHTMLPart" ) )
    return 0L;

  return (KHTMLPart *)parent();
}

#if !APPLE_CHANGES

khtml::ChildFrame *KHTMLPart::recursiveFrameRequest( const KURL &url, const KParts::URLArgs &args,
                                                     bool callParent )
{
  FrameIt it = d->m_frames.find( args.frameName );

  if ( it != d->m_frames.end() )
    return &(*it);

  it = d->m_frames.begin();
  FrameIt end = d->m_frames.end();
  for (; it != end; ++it )
    if ( (*it).m_part && (*it).m_part->inherits( "KHTMLPart" ) )
    {
      KHTMLPart *childPart = (KHTMLPart *)(KParts::ReadOnlyPart *)(*it).m_part;

      khtml::ChildFrame *res = childPart->recursiveFrameRequest( url, args, false );
      if ( !res )
        continue;

      childPart->requestObject( res, url, args );
      return 0L;
    }

  if ( parentPart() && callParent )
  {
    khtml::ChildFrame *res = parentPart()->recursiveFrameRequest( url, args );

    if ( res )
      parentPart()->requestObject( res, url, args );

    return 0L;
  }

  return 0L;
}

void KHTMLPart::saveState( QDataStream &stream )
{
  kdDebug( 6050 ) << "KHTMLPart::saveState saving URL " << m_url.url() << endl;

  stream << m_url << (Q_INT32)d->m_view->contentsX() << (Q_INT32)d->m_view->contentsY()
         << (Q_INT32) d->m_view->contentsWidth() << (Q_INT32) d->m_view->contentsHeight() << (Q_INT32) d->m_view->marginWidth() << (Q_INT32) d->m_view->marginHeight();

  // save link cursor position
  int focusNodeNumber;
  if (!d->m_focusNodeRestored)
      focusNodeNumber = d->m_focusNodeNumber;
  else if (d->m_doc->focusNode())
      focusNodeNumber = d->m_doc->nodeAbsIndex(d->m_doc->focusNode());
  else
      focusNodeNumber = -1;
  stream << focusNodeNumber;

  // Save the doc's cache id.
  stream << d->m_cacheId;

  // Save the state of the document (Most notably the state of any forms)
  QStringList docState;
  if (d->m_doc)
  {
     docState = d->m_doc->docState();
  }
  stream << d->m_encoding << d->m_sheetUsed << docState;

  stream << d->m_zoomFactor;

  // Save ssl data
  stream << d->m_ssl_in_use
         << d->m_ssl_peer_certificate
         << d->m_ssl_peer_chain
         << d->m_ssl_peer_ip
         << d->m_ssl_cipher
         << d->m_ssl_cipher_desc
         << d->m_ssl_cipher_version
         << d->m_ssl_cipher_used_bits
         << d->m_ssl_cipher_bits
         << d->m_ssl_cert_state;


  QStringList frameNameLst, frameServiceTypeLst, frameServiceNameLst;
  KURL::List frameURLLst;
  QValueList<QByteArray> frameStateBufferLst;

  ConstFrameIt it = d->m_frames.begin();
  ConstFrameIt end = d->m_frames.end();
  for (; it != end; ++it )
  {
    if ( !(*it).m_part )
       continue;

    frameNameLst << (*it).m_name;
    frameServiceTypeLst << (*it).m_serviceType;
    frameServiceNameLst << (*it).m_serviceName;
    frameURLLst << (*it).m_part->url();

    QByteArray state;
    QDataStream frameStream( state, IO_WriteOnly );

    if ( (*it).m_extension )
      (*it).m_extension->saveState( frameStream );

    frameStateBufferLst << state;
  }

  // Save frame data
  stream << (Q_UINT32) frameNameLst.count();
  stream << frameNameLst << frameServiceTypeLst << frameServiceNameLst << frameURLLst << frameStateBufferLst;
}

void KHTMLPart::restoreState( QDataStream &stream )
{
  KURL u;
  Q_INT32 xOffset, yOffset, wContents, hContents, mWidth, mHeight;
  Q_UINT32 frameCount;
  QStringList frameNames, frameServiceTypes, docState, frameServiceNames;
  KURL::List frameURLs;
  QValueList<QByteArray> frameStateBuffers;
  QValueList<int> fSizes;
  QString encoding, sheetUsed;
  long old_cacheId = d->m_cacheId;

  stream >> u >> xOffset >> yOffset >> wContents >> hContents >> mWidth >> mHeight;

  d->m_view->setMarginWidth( mWidth );
  d->m_view->setMarginHeight( mHeight );

  // restore link cursor position
  // nth node is active. value is set in checkCompleted()
  stream >> d->m_focusNodeNumber;
  d->m_focusNodeRestored = false;
  kdDebug(6050)<<"new focus Node number is:"<<d->m_focusNodeNumber<<endl;

  stream >> d->m_cacheId;

  stream >> encoding >> sheetUsed >> docState;
  d->m_encoding = encoding;
  d->m_sheetUsed = sheetUsed;

  int zoomFactor;
  stream >> zoomFactor;
  setZoomFactor(zoomFactor);

  // Restore ssl data
  stream >> d->m_ssl_in_use
         >> d->m_ssl_peer_certificate
         >> d->m_ssl_peer_chain
         >> d->m_ssl_peer_ip
         >> d->m_ssl_cipher
         >> d->m_ssl_cipher_desc
         >> d->m_ssl_cipher_version
         >> d->m_ssl_cipher_used_bits
         >> d->m_ssl_cipher_bits
         >> d->m_ssl_cert_state;

  d->m_paSecurity->setIcon( d->m_ssl_in_use ? "encrypted" : "decrypted" );

  stream >> frameCount >> frameNames >> frameServiceTypes >> frameServiceNames
         >> frameURLs >> frameStateBuffers;

  d->m_bComplete = false;
  d->m_bLoadEventEmitted = false;

//   kdDebug( 6050 ) << "restoreStakte() docState.count() = " << docState.count() << endl;
//   kdDebug( 6050 ) << "m_url " << m_url.url() << " <-> " << u.url() << endl;
//   kdDebug( 6050 ) << "m_frames.count() " << d->m_frames.count() << " <-> " << frameCount << endl;

  if (d->m_cacheId == old_cacheId)
  {
    // Partial restore
    cancelRedirection();

    FrameIt fIt = d->m_frames.begin();
    FrameIt fEnd = d->m_frames.end();

    for (; fIt != fEnd; ++fIt )
        (*fIt).m_bCompleted = false;

    fIt = d->m_frames.begin();

    QStringList::ConstIterator fNameIt = frameNames.begin();
    QStringList::ConstIterator fServiceTypeIt = frameServiceTypes.begin();
    QStringList::ConstIterator fServiceNameIt = frameServiceNames.begin();
    KURL::List::ConstIterator fURLIt = frameURLs.begin();
    QValueList<QByteArray>::ConstIterator fBufferIt = frameStateBuffers.begin();

    for (; fIt != fEnd; ++fIt, ++fNameIt, ++fServiceTypeIt, ++fServiceNameIt, ++fURLIt, ++fBufferIt )
    {
      khtml::ChildFrame *child = &(*fIt);

//      kdDebug( 6050 ) <<  *fNameIt  << " ---- " <<  *fServiceTypeIt << endl;

      if ( child->m_name != *fNameIt || child->m_serviceType != *fServiceTypeIt )
      {
        child->m_bPreloaded = true;
        child->m_name = *fNameIt;
        child->m_serviceName = *fServiceNameIt;
        processObjectRequest( child, *fURLIt, *fServiceTypeIt );
      }

      if ( child->m_part )
      {
        child->m_bCompleted = false;
        if ( child->m_extension && !(*fBufferIt).isEmpty() )
        {
          QDataStream frameStream( *fBufferIt, IO_ReadOnly );
          child->m_extension->restoreState( frameStream );
        }
        else
          child->m_part->openURL( *fURLIt );
      }
    }

    KParts::URLArgs args( d->m_extension->urlArgs() );
    args.xOffset = xOffset;
    args.yOffset = yOffset;
    args.docState = docState; // WABA: How are we going to restore this??
    d->m_extension->setURLArgs( args );

    d->m_view->resizeContents( wContents,  hContents);
    d->m_view->setContentsPos( xOffset, yOffset );
  }
  else
  {
    // Full restore.
    closeURL();
    // We must force a clear because we want to be sure to delete all
    // frames.
    d->m_bCleared = false;
    clear();
    d->m_encoding = encoding;
    d->m_sheetUsed = sheetUsed;

    QStringList::ConstIterator fNameIt = frameNames.begin();
    QStringList::ConstIterator fNameEnd = frameNames.end();

    QStringList::ConstIterator fServiceTypeIt = frameServiceTypes.begin();
    QStringList::ConstIterator fServiceNameIt = frameServiceNames.begin();
    KURL::List::ConstIterator fURLIt = frameURLs.begin();
    QValueList<QByteArray>::ConstIterator fBufferIt = frameStateBuffers.begin();

    for (; fNameIt != fNameEnd; ++fNameIt, ++fServiceTypeIt, ++fServiceNameIt, ++fURLIt, ++fBufferIt )
    {
      khtml::ChildFrame newChild;
      newChild.m_bPreloaded = true;
      newChild.m_name = *fNameIt;
      newChild.m_serviceName = *fServiceNameIt;

//      kdDebug( 6050 ) << *fNameIt << " ---- " << *fServiceTypeIt << endl;

      FrameIt childFrame = d->m_frames.append( newChild );

      processObjectRequest( &(*childFrame), *fURLIt, *fServiceTypeIt );

      (*childFrame).m_bPreloaded = true;

      if ( (*childFrame).m_part )
      {
        if ( (*childFrame).m_extension )
        if ( (*childFrame).m_extension && !(*fBufferIt).isEmpty() )
        {
          QDataStream frameStream( *fBufferIt, IO_ReadOnly );
          (*childFrame).m_extension->restoreState( frameStream );
        }
        else
          (*childFrame).m_part->openURL( *fURLIt );
      }
    }

    KParts::URLArgs args( d->m_extension->urlArgs() );
    args.xOffset = xOffset;
    args.yOffset = yOffset;
    args.docState = docState;
    d->m_extension->setURLArgs( args );
    if (!KHTMLPageCache::self()->isValid(d->m_cacheId))
    {
       d->m_restored = true;
       openURL( u );
       d->m_restored = false;
    }
    else
    {
       restoreURL( u );
    }
  }

}

void KHTMLPart::show()
{
  if ( d->m_view )
    d->m_view->show();
}

void KHTMLPart::hide()
{
  if ( d->m_view )
    d->m_view->hide();
}

#endif // APPLE_CHANGES

DOM::Node KHTMLPart::nodeUnderMouse() const
{
    return d->m_view->nodeUnderMouse();
}

void KHTMLPart::emitSelectionChanged()
{
#if !APPLE_CHANGES
  emit d->m_extension->enableAction( "copy", hasSelection() );
  emit d->m_extension->selectionInfo( selectedText() );
  emit selectionChanged();
#endif
}

int KHTMLPart::zoomFactor() const
{
  return d->m_zoomFactor;
}

// ### make the list configurable ?
static const int zoomSizes[] = { 20, 40, 60, 80, 90, 95, 100, 105, 110, 120, 140, 160, 180, 200, 250, 300 };
static const int zoomSizeCount = (sizeof(zoomSizes) / sizeof(int));
static const int minZoom = 20;
static const int maxZoom = 300;

void KHTMLPart::slotIncZoom()
{
  int zoomFactor = d->m_zoomFactor;

  if (zoomFactor < maxZoom) {
    // find the entry nearest to the given zoomsizes
    for (int i = 0; i < zoomSizeCount; ++i)
      if (zoomSizes[i] > zoomFactor) {
        zoomFactor = zoomSizes[i];
        break;
      }
    setZoomFactor(zoomFactor);
  }
}

void KHTMLPart::slotDecZoom()
{
    int zoomFactor = d->m_zoomFactor;
    if (zoomFactor > minZoom) {
      // find the entry nearest to the given zoomsizes
      for (int i = zoomSizeCount-1; i >= 0; --i)
        if (zoomSizes[i] < zoomFactor) {
          zoomFactor = zoomSizes[i];
          break;
        }
      setZoomFactor(zoomFactor);
    }
}

void KHTMLPart::setZoomFactor (int percent)
{
#if !APPLE_CHANGES // limits are client's responsibility
  if (percent < minZoom) percent = minZoom;
  if (percent > maxZoom) percent = maxZoom;
#endif
  
  if (d->m_zoomFactor == percent) return;
  d->m_zoomFactor = percent;

  if(d->m_doc) {
#if !APPLE_CHANGES
      QApplication::setOverrideCursor( waitCursor );
#endif
    d->m_doc->recalcStyle( NodeImpl::Force );
#if !APPLE_CHANGES
    QApplication::restoreOverrideCursor();
#endif
  }

  ConstFrameIt it = d->m_frames.begin();
  ConstFrameIt end = d->m_frames.end();
  for (; it != end; ++it )
    if ( !( *it ).m_part.isNull() && ( *it ).m_part->inherits( "KHTMLPart" ) ) {
      KParts::ReadOnlyPart* p = ( *it ).m_part;
      static_cast<KHTMLPart*>( p )->setZoomFactor(d->m_zoomFactor);
    }

#if !APPLE_CHANGES
  d->m_paDecZoomFactor->setEnabled( d->m_zoomFactor > minZoom );
  d->m_paIncZoomFactor->setEnabled( d->m_zoomFactor < maxZoom );
#endif

  if (d->m_doc && d->m_doc->renderer() && d->m_doc->renderer()->needsLayout())
    view()->layout();
}

void KHTMLPart::setJSStatusBarText( const QString &text )
{
   d->m_kjsStatusBarText = text;
   emit setStatusBarText( d->m_kjsStatusBarText );
}

void KHTMLPart::setJSDefaultStatusBarText( const QString &text )
{
   d->m_kjsDefaultStatusBarText = text;
   emit setStatusBarText( d->m_kjsDefaultStatusBarText );
}

QString KHTMLPart::jsStatusBarText() const
{
    return d->m_kjsStatusBarText;
}

QString KHTMLPart::jsDefaultStatusBarText() const
{
   return d->m_kjsDefaultStatusBarText;
}

QString KHTMLPart::referrer() const
{
   return d->m_referrer;
}

QString KHTMLPart::lastModified() const
{
  return d->m_lastModified;
}

#if !APPLE_CHANGES

void KHTMLPart::slotLoadImages()
{
  if (d->m_doc )
    d->m_doc->docLoader()->setAutoloadImages( !d->m_doc->docLoader()->autoloadImages() );

  ConstFrameIt it = d->m_frames.begin();
  ConstFrameIt end = d->m_frames.end();
  for (; it != end; ++it )
    if ( !( *it ).m_part.isNull() && ( *it ).m_part->inherits( "KHTMLPart" ) ) {
      KParts::ReadOnlyPart* p = ( *it ).m_part;
      static_cast<KHTMLPart*>( p )->slotLoadImages();
    }
}

#endif

void KHTMLPart::reparseConfiguration()
{
#if !APPLE_CHANGES
  setAutoloadImages( settings->autoLoadImages() );
  if (d->m_doc)
     d->m_doc->docLoader()->setShowAnimations( settings->showAnimations() );

  d->m_bJScriptEnabled = settings->isJavaScriptEnabled(m_url.host());
  d->m_bJScriptDebugEnabled = settings->isJavaScriptDebugEnabled();
  d->m_bJavaEnabled = settings->isJavaEnabled(m_url.host());
  d->m_bPluginsEnabled = settings->isPluginsEnabled(m_url.host());
  delete d->m_settings;
  d->m_settings = new KHTMLSettings(*KHTMLFactory::defaultHTMLSettings());

  QString userStyleSheet = KHTMLFactory::defaultHTMLSettings()->userStyleSheet();
#else
  setAutoloadImages( d->m_settings->autoLoadImages() );
  if (d->m_doc)
     d->m_doc->docLoader()->setShowAnimations( d->m_settings->showAnimations() );

  d->m_bJScriptEnabled = d->m_settings->isJavaScriptEnabled(m_url.host());
  d->m_bJScriptDebugEnabled = d->m_settings->isJavaScriptDebugEnabled();
  d->m_bJavaEnabled = d->m_settings->isJavaEnabled(m_url.host());
  d->m_bPluginsEnabled = d->m_settings->isPluginsEnabled(m_url.host());

  QString userStyleSheet = d->m_settings->userStyleSheet();
#endif
  if ( !userStyleSheet.isEmpty() )
    setUserStyleSheet( KURL( userStyleSheet ) );
  else
    setUserStyleSheet( QString() );

#if !APPLE_CHANGES
  QApplication::setOverrideCursor( waitCursor );
#endif
  if(d->m_doc) d->m_doc->updateStyleSelector();
#if !APPLE_CHANGES
  QApplication::restoreOverrideCursor();
#endif
}

QStringList KHTMLPart::frameNames() const
{
  QStringList res;

  ConstFrameIt it = d->m_frames.begin();
  ConstFrameIt end = d->m_frames.end();
  for (; it != end; ++it )
    if (!(*it).m_bPreloaded)
      res += (*it).m_name;

  return res;
}

QPtrList<KParts::ReadOnlyPart> KHTMLPart::frames() const
{
  QPtrList<KParts::ReadOnlyPart> res;

  ConstFrameIt it = d->m_frames.begin();
  ConstFrameIt end = d->m_frames.end();
  for (; it != end; ++it )
    if (!(*it).m_bPreloaded)
      res.append( (*it).m_part );

  return res;
}

KHTMLPart *KHTMLPart::childFrameNamed(const QString &name) const
{
  FrameList::Iterator it = d->m_frames.find(name);
  if (it != d->m_frames.end())
    return static_cast<KHTMLPart *>(&*(*it).m_part);
  return NULL;
}


#if !APPLE_CHANGES

bool KHTMLPart::openURLInFrame( const KURL &url, const KParts::URLArgs &urlArgs )
{
  FrameIt it = d->m_frames.find( urlArgs.frameName );

  if ( it == d->m_frames.end() )
    return false;

  // Inform someone that we are about to show something else.
  if ( !urlArgs.lockHistory() )
      emit d->m_extension->openURLNotify();

  requestObject( &(*it), url, urlArgs );

  return true;
}

#endif

void KHTMLPart::setDNDEnabled( bool b )
{
  d->m_bDnd = b;
}

bool KHTMLPart::dndEnabled() const
{
  return d->m_bDnd;
}

bool KHTMLPart::shouldDragAutoNode(DOM::NodeImpl *node, int x, int y) const
{
    // No KDE impl yet
    return false;
}

void KHTMLPart::customEvent( QCustomEvent *event )
{
  if ( khtml::MousePressEvent::test( event ) )
  {
    khtmlMousePressEvent( static_cast<khtml::MousePressEvent *>( event ) );
    return;
  }

  if ( khtml::MouseDoubleClickEvent::test( event ) )
  {
    khtmlMouseDoubleClickEvent( static_cast<khtml::MouseDoubleClickEvent *>( event ) );
    return;
  }

  if ( khtml::MouseMoveEvent::test( event ) )
  {
    khtmlMouseMoveEvent( static_cast<khtml::MouseMoveEvent *>( event ) );
    return;
  }

  if ( khtml::MouseReleaseEvent::test( event ) )
  {
    khtmlMouseReleaseEvent( static_cast<khtml::MouseReleaseEvent *>( event ) );
    return;
  }

  if ( khtml::DrawContentsEvent::test( event ) )
  {
    khtmlDrawContentsEvent( static_cast<khtml::DrawContentsEvent *>( event ) );
    return;
  }

  KParts::ReadOnlyPart::customEvent( event );
}

bool KHTMLPart::isPointInsideSelection(int x, int y)
{
    // Treat a collapsed selection like no selection.
    if (!d->m_selection.isRange())
        return false;
    if (!xmlDocImpl()->renderer()) 
        return false;
    
    RenderObject::NodeInfo nodeInfo(true, true);
    xmlDocImpl()->renderer()->layer()->hitTest(nodeInfo, x, y);
    NodeImpl *innerNode = nodeInfo.innerNode();
    if (!innerNode || !innerNode->renderer())
        return false;
    
    Position pos(innerNode->renderer()->positionForCoordinates(x, y).deepEquivalent());
    if (pos.isNull())
        return false;

    NodeImpl *n = d->m_selection.start().node();
    while (n) {
        if (n == pos.node()) {
            if ((n == d->m_selection.start().node() && pos.offset() < d->m_selection.start().offset()) ||
                (n == d->m_selection.end().node() && pos.offset() > d->m_selection.end().offset())) {
                return false;
            }
            return true;
        }
        if (n == d->m_selection.end().node())
            break;
        n = n->traverseNextNode();
    }

   return false;
}

void KHTMLPart::selectClosestWordFromMouseEvent(QMouseEvent *mouse, DOM::Node &innerNode, int x, int y)
{
    Selection selection;

    if (!innerNode.isNull() && innerNode.handle()->renderer() && innerNode.handle()->renderer()->shouldSelect()) {
        VisiblePosition pos(innerNode.handle()->renderer()->positionForCoordinates(x, y));
        if (pos.isNotNull()) {
            selection.moveTo(pos);
            selection.expandUsingGranularity(WORD);
        }
    }
    
    if (selection.isRange()) {
        d->m_selectionGranularity = WORD;
        d->m_beganSelectingText = true;
    }
    
    setSelection(selection);
    startAutoScroll();
}

void KHTMLPart::handleMousePressEventDoubleClick(khtml::MousePressEvent *event)
{
    if (event->qmouseEvent()->button() == LeftButton) {
        if (selection().isRange()) {
            // A double-click when range is already selected
            // should not change the selection.  So, do not call
            // selectClosestWordFromMouseEvent, but do set
            // m_beganSelectingText to prevent khtmlMouseReleaseEvent
            // from setting caret selection.
            d->m_beganSelectingText = true;
        } else {
            DOM::Node node = event->innerNode();
            selectClosestWordFromMouseEvent(event->qmouseEvent(), node, event->x(), event->y());
        }
    }
}

void KHTMLPart::handleMousePressEventTripleClick(khtml::MousePressEvent *event)
{
    QMouseEvent *mouse = event->qmouseEvent();
    DOM::Node innerNode = event->innerNode();
    
    Selection selection;
    
    if (mouse->button() == LeftButton && !innerNode.isNull() && innerNode.handle()->renderer() &&
        innerNode.handle()->renderer()->shouldSelect()) {
        VisiblePosition pos(innerNode.handle()->renderer()->positionForCoordinates(event->x(), event->y()));
        if (pos.isNotNull()) {
            selection.moveTo(pos);
            selection.expandUsingGranularity(PARAGRAPH);
        }
    }
    
    if (selection.isRange()) {
        d->m_selectionGranularity = PARAGRAPH;
        d->m_beganSelectingText = true;
    }
    
    setSelection(selection);
    startAutoScroll();
}

void KHTMLPart::handleMousePressEventSingleClick(khtml::MousePressEvent *event)
{
    QMouseEvent *mouse = event->qmouseEvent();
    DOM::Node innerNode = event->innerNode();
    
    if (mouse->button() == LeftButton) {
        Selection sel;

        if (!innerNode.isNull() && innerNode.handle()->renderer() &&
            innerNode.handle()->renderer()->shouldSelect()) {
            // Extend the selection if the Shift key is down, unless the click is in a link.
            bool extendSelection = (mouse->state() & ShiftButton) && (event->url().isNull());

            // Don't restart the selection when the mouse is pressed on an
            // existing selection so we can allow for text dragging.
            if (!extendSelection && isPointInsideSelection(event->x(), event->y())) {
                return;
            }

            VisiblePosition visiblePos(innerNode.handle()->renderer()->positionForCoordinates(event->x(), event->y()));
            if (visiblePos.isNull())
                visiblePos = VisiblePosition(innerNode.handle(), innerNode.handle()->caretMinOffset(), khtml::DOWNSTREAM);
            Position pos = visiblePos.deepEquivalent();
            
            sel = selection();
            if (extendSelection && sel.isCaretOrRange()) {
                sel.clearModifyBias();
                
                // See <rdar://problem/3668157> REGRESSION (Mail): shift-click deselects when selection 
                // was created right-to-left
                Position start = sel.start();
                short before = RangeImpl::compareBoundaryPoints(pos.node(), pos.offset(), start.node(), start.offset());
                if (before <= 0) {
                    sel.setBaseAndExtent(pos, visiblePos.affinity(), sel.end(), sel.endAffinity());
                } else {
                    sel.setBaseAndExtent(start, sel.startAffinity(), pos, visiblePos.affinity());
                }

                if (d->m_selectionGranularity != CHARACTER) {
                    sel.expandUsingGranularity(d->m_selectionGranularity);
                }
                d->m_beganSelectingText = true;
            } else {
                sel = Selection(visiblePos);
                d->m_selectionGranularity = CHARACTER;
            }
        }

        setSelection(sel);
        startAutoScroll();
    }
}

void KHTMLPart::khtmlMousePressEvent(khtml::MousePressEvent *event)
{
    DOM::DOMString url = event->url();
    QMouseEvent *mouse = event->qmouseEvent();
    DOM::Node innerNode = event->innerNode();

    d->m_mousePressNode = innerNode;
    d->m_dragStartPos = mouse->pos();

    if (!event->url().isNull()) {
        d->m_strSelectedURL = d->m_strSelectedURLTarget = QString::null;
    }
    else {
        d->m_strSelectedURL = event->url().string();
        d->m_strSelectedURLTarget = event->target().string();
    }

#if !APPLE_CHANGES
    if (mouse->button() == RightButton) {
        popupMenu(d->m_strSelectedURL);
        d->m_strSelectedURL = d->m_strSelectedURLTarget = QString::null;
    }
#endif

    if (mouse->button() == LeftButton || mouse->button() == MidButton) {
        d->m_bMousePressed = true;

#ifdef KHTML_NO_SELECTION
        d->m_dragLastPos = mouse->globalPos();
#else
        d->m_beganSelectingText = false;

        if (mouse->clickCount() == 2) {
            handleMousePressEventDoubleClick(event);
            return;
        }
        
        if (mouse->clickCount() >= 3) {
            handleMousePressEventTripleClick(event);
            return;
        }

        handleMousePressEventSingleClick(event);
#endif // KHTML_NO_SELECTION
    }
}

void KHTMLPart::khtmlMouseDoubleClickEvent( khtml::MouseDoubleClickEvent *event)
{
}

#if !APPLE_CHANGES

bool KHTMLPart::handleMouseMoveEventDrag(khtml::MouseMoveEvent *event)
{
#ifdef QT_NO_DRAGANDDROP
	return false;
#else

	QMouseEvent *mouse = event->qmouseEvent();
	DOM::Node innerNode = event->innerNode();

	if (d->m_bMousePressed && (!d->m_strSelectedURL.isEmpty() || (!innerNode.isNull() && innerNode.elementId() == ID_IMG)) &&
	   (d->m_dragStartPos - mouse->pos()).manhattanLength() > KGlobalSettings::dndEventDelay() &&
	    d->m_bDnd && d->m_mousePressNode == innerNode) {

		QPixmap p;
		QDragObject *drag = 0;
		if (!d->m_strSelectedURL.isEmpty()) {
			KURL u( completeURL( d->m_strSelectedURL) );
			KURLDrag* urlDrag = KURLDrag::newDrag( u, d->m_view->viewport() );
			if ( !d->m_referrer.isEmpty() )
			urlDrag->metaData()["referrer"] = d->m_referrer;
			drag = urlDrag;
			p = KMimeType::pixmapForURL(u, 0, KIcon::Desktop, KIcon::SizeMedium);
		} 
		else {
			HTMLImageElementImpl *i = static_cast<HTMLImageElementImpl *>(innerNode.handle());
			if (i) {
				KMultipleDrag *mdrag = new KMultipleDrag( d->m_view->viewport());
				mdrag->addDragObject(new QImageDrag(i->currentImage(), 0L));
				KURL u( completeURL( khtml::parseURL(i->getAttribute(ATTR_SRC)).string()));
				KURLDrag* urlDrag = KURLDrag::newDrag(u, 0L);
				if (!d->m_referrer.isEmpty())
					urlDrag->metaData()["referrer"] = d->m_referrer;
				mdrag->addDragObject( urlDrag );
				drag = mdrag;
				p = KMimeType::mimeType("image/png")->pixmap(KIcon::Desktop);
			}
		}
		
		if ( !p.isNull() )
			drag->setPixmap(p);
		
		stopAutoScroll();
		if(drag)
			drag->drag();
		
		// when we finish our drag, we need to undo our mouse press
		d->m_bMousePressed = false;
		d->m_strSelectedURL = d->m_strSelectedURLTarget = QString::null;
		return true;
	}
	
	return false;
#endif // QT_NO_DRAGANDDROP
}

bool KHTMLPart::handleMouseMoveEventOver(khtml::MouseMoveEvent *event)
{
	// Mouse clicked. Do nothing.
	if (d->m_bMousePressed) {
		return false;
	}

	// The mouse is over something
	if (url.length()) {
		bool shiftPressed = (mouse->state() & ShiftButton);

		// Image map
		if (!innerNode.isNull() && innerNode.elementId() == ID_IMG) {
			HTMLImageElementImpl *i = static_cast<HTMLImageElementImpl *>(innerNode.handle());
			if (i && i->isServerMap()) {
				khtml::RenderObject *r = i->renderer();
				if(r) {
					int absx, absy, vx, vy;
					r->absolutePosition(absx, absy);
					view()->contentsToViewport( absx, absy, vx, vy );
				
					int x(mouse->x() - vx);
					int y(mouse->y() - vy);
				
					d->m_overURL = url.string() + QString("?%1,%2").arg(x).arg(y);
					d->m_overURLTarget = target.string();
					overURL(d->m_overURL, target.string(), shiftPressed);
					return true;
				}
			}
		}
		// normal link
		if (d->m_overURL.isEmpty() || d->m_overURL != url || d->m_overURLTarget != target) {
			d->m_overURL = url.string();
			d->m_overURLTarget = target.string();
			overURL(d->m_overURL, target.string(), shiftPressed);
		}
	}
	else { // Not over a link...
		if (!d->m_overURL.isEmpty()) { // and we were over a link  -> reset to "default statusbar text"
			d->m_overURL = d->m_overURLTarget = QString::null;
			emit onURL(QString::null);
			// Default statusbar text can be set from javascript. Otherwise it's empty.
			emit setStatusBarText(d->m_kjsDefaultStatusBarText);
		}
	}
	
	return true;
}

#endif // APPLE_CHANGES

void KHTMLPart::handleMouseMoveEventSelection(khtml::MouseMoveEvent *event)
{
    // Mouse not pressed. Do nothing.
    if (!d->m_bMousePressed)
        return;

#ifdef KHTML_NO_SELECTION
    if (d->m_doc && d->m_view) {
        QPoint diff( mouse->globalPos() - d->m_dragLastPos );
		
        if (abs(diff.x()) > 64 || abs(diff.y()) > 64) {
            d->m_view->scrollBy(-diff.x(), -diff.y());
            d->m_dragLastPos = mouse->globalPos();
        }
    }
    return;   
#else

    QMouseEvent *mouse = event->qmouseEvent();
    DOM::Node innerNode = event->innerNode();

    if (mouse->state() != LeftButton || !innerNode.handle() || !innerNode.handle()->renderer() ||
        !innerNode.handle()->renderer()->shouldSelect())
    	return;

    // handle making selection
    VisiblePosition pos(innerNode.handle()->renderer()->positionForCoordinates(event->x(), event->y()));

    // Don't modify the selection if we're not on a node.
    if (pos.isNull())
        return;

    // Restart the selection if this is the first mouse move. This work is usually
    // done in khtmlMousePressEvent, but not if the mouse press was on an existing selection.
    Selection sel = selection();
    sel.clearModifyBias();
    if (!d->m_beganSelectingText) {
        d->m_beganSelectingText = true;
        sel.moveTo(pos);
    }

    sel.setExtent(pos);
    if (d->m_selectionGranularity != CHARACTER) {
        sel.expandUsingGranularity(d->m_selectionGranularity);
    }
    setSelection(sel);

#endif // KHTML_NO_SELECTION
}

void KHTMLPart::khtmlMouseMoveEvent(khtml::MouseMoveEvent *event)
{
#if !APPLE_CHANGES
    if (handleMouseMoveEventDrag(event))
        return;

    if (handleMouseMoveEventOver(event))
        return;
#endif

    handleMouseMoveEventSelection(event);		
}

void KHTMLPart::khtmlMouseReleaseEvent( khtml::MouseReleaseEvent *event )
{
    if (d->m_bMousePressed)
        stopAutoScroll();
	
    // Used to prevent mouseMoveEvent from initiating a drag before
    // the mouse is pressed again.
    d->m_bMousePressed = false;

#ifndef QT_NO_CLIPBOARD
    QMouseEvent *_mouse = event->qmouseEvent();
    if ((d->m_guiProfile == BrowserViewGUI) && (_mouse->button() == MidButton) && (event->url().isNull())) {
        QClipboard *cb = QApplication::clipboard();
        cb->setSelectionMode(true);
        QCString plain("plain");
        QString url = cb->text(plain).stripWhiteSpace();
        KURL u(url);
        if (u.isMalformed()) {
            // some half-baked guesses for incomplete urls
            // (the same code is in libkonq/konq_dirpart.cc)
            if (url.startsWith("ftp.")) {
                url.prepend("ftp://");
                u = url;
            }
            else {
                url.prepend("http://");
                u = url;
            }
        }
        if (u.isValid()) {
            QString savedReferrer = d->m_referrer;
            d->m_referrer = QString::null; // Disable referrer.
            urlSelected(url, 0,0, "_top");
            d->m_referrer = savedReferrer; // Restore original referrer.
        }
    }
#endif
  
#ifndef KHTML_NO_SELECTION
	
    // Clear the selection if the mouse didn't move after the last mouse press.
    // We do this so when clicking on the selection, the selection goes away.
    // However, if we are editing, place the caret.
    if (!d->m_beganSelectingText
            && d->m_dragStartPos.x() == event->qmouseEvent()->x()
            && d->m_dragStartPos.y() == event->qmouseEvent()->y()
            && d->m_selection.isRange()) {
        Selection selection;
        NodeImpl *node = event->innerNode().handle();
        if (node && node->isContentEditable() && node->renderer()) {
            VisiblePosition pos = node->renderer()->positionForCoordinates(event->x(), event->y());
            selection.moveTo(pos);
        }
        setSelection(selection);
    }

#ifndef QT_NO_CLIPBOARD
    // get selected text and paste to the clipboard
    QString text = selectedText();
    text.replace(QRegExp(QChar(0xa0)), " ");
    QClipboard *cb = QApplication::clipboard();
    cb->setSelectionMode(true);
    disconnect(kapp->clipboard(), SIGNAL(selectionChanged()), this, SLOT(slotClearSelection()));
    cb->setText(text);
    connect(kapp->clipboard(), SIGNAL(selectionChanged()), SLOT(slotClearSelection()));
    cb->setSelectionMode(false);
#endif // QT_NO_CLIPBOARD

    selectFrameElementInParentIfFullySelected();

#endif // KHTML_NO_SELECTION
}

void KHTMLPart::khtmlDrawContentsEvent( khtml::DrawContentsEvent * )
{
}

#if !APPLE_CHANGES

void KHTMLPart::guiActivateEvent( KParts::GUIActivateEvent *event )
{
  if ( event->activated() )
  {
    emitSelectionChanged();
    emit d->m_extension->enableAction( "print", d->m_doc != 0 );

    if ( !d->m_settings->autoLoadImages() && d->m_paLoadImages )
    {
        QPtrList<KAction> lst;
        lst.append( d->m_paLoadImages );
        plugActionList( "loadImages", lst );
    }
  }
}

void KHTMLPart::slotFind()
{
  KHTMLPart *part = static_cast<KHTMLPart *>( currentFrame() );
  if (!part)
    return;

  if (!part->inherits("KHTMLPart") )
  {
      kdError(6000) << "slotFind: part is a " << part->className() << ", can't do a search into it" << endl;
      return;
  }

  // use the part's (possibly frame) widget as parent widget, so that it gets
  // properly destroyed when the (possible) frame dies
  if ( !d->m_findDialog ) {
      d->m_findDialog = new KHTMLFind( part, part->widget(), "khtmlfind" );
      connect( d->m_findDialog, SIGNAL( done() ),
               this, SLOT( slotFindDone() ) );
      connect( d->m_findDialog, SIGNAL( destroyed() ),
               this, SLOT( slotFindDialogDestroyed() ) );
  }

  d->m_findDialog->setPart( part );
  d->m_findDialog->setText( part->d->m_lastFindState.text );
  d->m_findDialog->setCaseSensitive( part->d->m_lastFindState.caseSensitive );
  d->m_findDialog->setDirection( part->d->m_lastFindState.direction );

  d->m_findDialog->show();

  d->m_paFind->setEnabled( false );
}

void KHTMLPart::slotFindDone()
{
    assert( d->m_findDialog );

    KHTMLPart *part = d->m_findDialog->part();

    // this code actually belongs into some saveState() method in
    // KHTMLFind, but as we're saving into the private data section of
    // the part we have to do it here (no way to access it from the outside
    // as it is defined only in khtml_part.cpp) (Simon)
    part->d->m_lastFindState.text = d->m_findDialog->getText();
    part->d->m_lastFindState.caseSensitive = d->m_findDialog->case_sensitive();
    part->d->m_lastFindState.direction = d->m_findDialog->get_direction();

    d->m_paFind->setEnabled( true );
}

void KHTMLPart::slotFindDialogDestroyed()
{
  assert( sender() == d->m_findDialog );

  d->m_findDialog = 0;
  d->m_paFind->setEnabled( true );
}

void KHTMLPart::slotPrintFrame()
{
  if ( d->m_frames.count() == 0 )
    return;

  KParts::ReadOnlyPart *frame = currentFrame();
  if (!frame)
    return;

  KParts::BrowserExtension *ext = KParts::BrowserExtension::childObject( frame );

  if ( !ext )
    return;

  QMetaObject *mo = ext->metaObject();

  int idx = mo->findSlot( "print()", TRUE );
  if ( idx >= 0 ) {
    QUObject o[ 1 ];
    ext->qt_invoke( idx, o );
  }
}

void KHTMLPart::slotSelectAll()
{
  KParts::ReadOnlyPart *part = currentFrame();
  if (part && part->inherits("KHTMLPart"))
    static_cast<KHTMLPart *>(part)->selectAll();
}

#endif // APPLE_CHANGES

void KHTMLPart::startAutoScroll()
{
#if !APPLE_CHANGES
   connect(&d->m_scrollTimer, SIGNAL( timeout() ), this, SLOT( slotAutoScroll() ));
   d->m_scrollTimer.start(100, false);
#endif
}

void KHTMLPart::stopAutoScroll()
{
#if !APPLE_CHANGES
   disconnect(&d->m_scrollTimer, SIGNAL( timeout() ), this, SLOT( slotAutoScroll() ));
   if (d->m_scrollTimer.isActive())
       d->m_scrollTimer.stop();
#endif
}

#if !APPLE_CHANGES

void KHTMLPart::slotAutoScroll()
{
    if (d->m_view)
      d->m_view->doAutoScroll();
    else
      stopAutoScroll(); // Safety
}

#endif

void KHTMLPart::selectAll()
{
    if (!d->m_doc)
        return;
    NodeImpl *de = d->m_doc->documentElement();
    int n = de ? de->childNodeCount() : 0;
    setSelection(Selection(VisiblePosition(de, 0, khtml::DOWNSTREAM), VisiblePosition(de, n, khtml::DOWNSTREAM)));
    selectFrameElementInParentIfFullySelected();
}

bool KHTMLPart::shouldBeginEditing(const Range &range) const
{
    return true;
}

bool KHTMLPart::shouldEndEditing(const Range &range) const
{
    return true;
}

bool KHTMLPart::isContentEditable() const 
{
    if (!d->m_doc)
        return false;
    return d->m_doc->inDesignMode();
}

EditCommandPtr KHTMLPart::lastEditCommand()
{
    return d->m_lastEditCommand;
}

void KHTMLPart::appliedEditing(EditCommandPtr &cmd)
{
    setSelection(cmd.endingSelection(), false);

    // Now set the typing style from the command. Clear it when done.
    // This helps make the case work where you completely delete a piece
    // of styled text and then type a character immediately after.
    // That new character needs to take on the style of the just-deleted text.
    // FIXME: Improve typing style.
    // See this bug: <rdar://problem/3769899> Implementation of typing style needs improvement
    if (cmd.typingStyle()) {
        setTypingStyle(cmd.typingStyle());
        cmd.setTypingStyle(0);
    }

    // Command will be equal to last edit command only in the case of typing
    if (d->m_lastEditCommand == cmd) {
        assert(cmd.isTypingCommand());
    }
    else {
#if APPLE_CHANGES
        // Only register a new undo command if the command passed in is
        // different from the last command
        KWQ(this)->registerCommandForUndo(cmd);
#endif
        d->m_lastEditCommand = cmd;
    }
#if APPLE_CHANGES
    KWQ(this)->respondToChangedContents();
#endif
}

void KHTMLPart::unappliedEditing(EditCommandPtr &cmd)
{
    setSelection(cmd.startingSelection(), true);
#if APPLE_CHANGES
    KWQ(this)->registerCommandForRedo(cmd);
    KWQ(this)->respondToChangedContents();
#endif
    d->m_lastEditCommand = EditCommandPtr::emptyCommand();
}

void KHTMLPart::reappliedEditing(EditCommandPtr &cmd)
{
    setSelection(cmd.endingSelection(), true);
#if APPLE_CHANGES
    KWQ(this)->registerCommandForUndo(cmd);
    KWQ(this)->respondToChangedContents();
#endif
    d->m_lastEditCommand = EditCommandPtr::emptyCommand();
}

CSSMutableStyleDeclarationImpl *KHTMLPart::typingStyle() const
{
    return d->m_typingStyle;
}

void KHTMLPart::setTypingStyle(CSSMutableStyleDeclarationImpl *style)
{
    if (d->m_typingStyle == style)
        return;
        
    CSSMutableStyleDeclarationImpl *old = d->m_typingStyle;
    d->m_typingStyle = style;
    if (d->m_typingStyle)
        d->m_typingStyle->ref();
    if (old)
        old->deref();
}

void KHTMLPart::clearTypingStyle()
{
    setTypingStyle(0);
}

#if !APPLE_CHANGES

bool KHTMLPart::checkLinkSecurity(const KURL &linkURL,const QString &message, const QString &button)
{
  // Security check on the link.
  // KURL u( url ); Wrong!! Relative URL could be mis-interpreted!!! (DA)
  QString linkProto = linkURL.protocol().lower();
  QString proto = m_url.protocol().lower();

  if ( !linkProto.isEmpty() && !proto.isEmpty() &&
       ( linkProto == "cgi" || linkProto == "file" ) &&
       proto != "file" && proto != "cgi" && proto != "man" && proto != "about")
  {
    Tokenizer *tokenizer = d->m_doc->tokenizer();
    if (tokenizer)
      tokenizer->setOnHold(true);

    int response = KMessageBox::Cancel;
    if (!message.isEmpty())
    {
	    response = KMessageBox::warningContinueCancel( 0,
							   message.arg(linkURL.url()),
							   i18n( "Security Warning" ),
							   button);
    }
    else
    {
	    KMessageBox::error( 0,
				i18n( "<qt>This untrusted page contains a link<BR><B>%1</B><BR>to your local file system.").arg(linkURL.url()),
				i18n( "Security Alert" ));
    }

    if (tokenizer)
       tokenizer->setOnHold(false);
    return (response==KMessageBox::Continue);
  }
  return true;
}

#endif

QVariant KHTMLPart::executeScript(QString filename, int baseLine, const DOM::Node &n, const QString &script)
{
#ifdef KJS_VERBOSE
  kdDebug(6070) << "executeScript: filename=" << filename << " baseLine=" << baseLine << " script=" << script << endl;
#endif
  KJSProxy *proxy = jScript();

  if (!proxy || proxy->paused())
    return QVariant();
  QVariant ret = proxy->evaluate(filename,baseLine,script, n );
  DocumentImpl::updateDocumentsRendering();
  return ret;
}

void KHTMLPart::slotPartRemoved( KParts::Part *part )
{
//    kdDebug(6050) << "KHTMLPart::slotPartRemoved " << part << endl;
    if ( part == d->m_activeFrame )
        d->m_activeFrame = 0L;
}

#if !APPLE_CHANGES

void KHTMLPart::slotActiveFrameChanged( KParts::Part *part )
{
//    kdDebug(6050) << "KHTMLPart::slotActiveFrameChanged part=" << part << endl;
    if ( part == this )
    {
        kdError(6050) << "strange error! we activated ourselves" << endl;
        assert( false );
        return;
    }
//    kdDebug(6050) << "KHTMLPart::slotActiveFrameChanged d->m_activeFrame=" << d->m_activeFrame << endl;
    if ( d->m_activeFrame && d->m_activeFrame->widget() && d->m_activeFrame->widget()->inherits( "QFrame" ) )
    {
        QFrame *frame = static_cast<QFrame *>( d->m_activeFrame->widget() );
        if (frame->frameStyle() != QFrame::NoFrame)
        {
           frame->setFrameStyle( QFrame::StyledPanel | QFrame::Sunken);
           frame->repaint();
        }
    }

    d->m_activeFrame = part;

    if ( d->m_activeFrame && d->m_activeFrame->widget()->inherits( "QFrame" ) )
    {
        QFrame *frame = static_cast<QFrame *>( d->m_activeFrame->widget() );
        if (frame->frameStyle() != QFrame::NoFrame)
        {
           frame->setFrameStyle( QFrame::StyledPanel | QFrame::Plain);
           frame->repaint();
        }
        kdDebug(6050) << "new active frame " << d->m_activeFrame << endl;
    }

    updateActions();

    // (note: childObject returns 0 if the argument is 0)
    d->m_extension->setExtensionProxy( KParts::BrowserExtension::childObject( d->m_activeFrame ) );
}

#endif

void KHTMLPart::setActiveNode(const DOM::Node &node)
{
    if (!d->m_doc || !d->m_view)
        return;

    // Set the document's active node
    d->m_doc->setFocusNode(node.handle());

    // Scroll the view if necessary to ensure that the new focus node is visible
    QRect rect  = node.handle()->getRect();
    d->m_view->ensureVisible(rect.right(), rect.bottom());
    d->m_view->ensureVisible(rect.left(), rect.top());
}

DOM::Node KHTMLPart::activeNode() const
{
    return DOM::Node(d->m_doc?d->m_doc->focusNode():0);
}

DOM::EventListener *KHTMLPart::createHTMLEventListener( QString code, NodeImpl *node )
{
  KJSProxy *proxy = jScript();

  if (!proxy)
    return 0;

  return proxy->createHTMLEventHandler( m_url.url(), code, node );
}

KHTMLPart *KHTMLPart::opener()
{
    return d->m_opener;
}

void KHTMLPart::setOpener(KHTMLPart *_opener)
{
    d->m_opener = _opener;
}

bool KHTMLPart::openedByJS()
{
    return d->m_openedByJS;
}

void KHTMLPart::setOpenedByJS(bool _openedByJS)
{
    d->m_openedByJS = _openedByJS;
}

void KHTMLPart::preloadStyleSheet(const QString &url, const QString &stylesheet)
{
    khtml::Cache::preloadStyleSheet(url, stylesheet);
}

void KHTMLPart::preloadScript(const QString &url, const QString &script)
{
    khtml::Cache::preloadScript(url, script);
}

#if !APPLE_CHANGES

QCString KHTMLPart::dcopObjectId() const
{
  QCString id;
  id.sprintf("html-widget%d", d->m_dcop_counter);
  return id;
}

#endif

long KHTMLPart::cacheId() const
{
  return d->m_cacheId;
}

bool KHTMLPart::restored() const
{
  return d->m_restored;
}

void KHTMLPart::incrementFrameCount()
{
  frameCount++;
  if (parentPart()) {
    parentPart()->incrementFrameCount();
  }
}

void KHTMLPart::decrementFrameCount()
{
  frameCount--;
  if (parentPart()) {
    parentPart()->decrementFrameCount();
  }
}

int KHTMLPart::topLevelFrameCount()
{
  if (parentPart()) {
    return parentPart()->topLevelFrameCount();
  }

  return frameCount;
}

bool KHTMLPart::tabsToLinks() const
{
    return true;
}

bool KHTMLPart::tabsToAllControls() const
{
    return true;
}

void KHTMLPart::copyToPasteboard()
{
#if APPLE_CHANGES
    KWQ(this)->issueCopyCommand();
#endif
}

void KHTMLPart::cutToPasteboard()
{
#if APPLE_CHANGES
    KWQ(this)->issueCutCommand();
#endif
}

void KHTMLPart::pasteFromPasteboard()
{
#if APPLE_CHANGES
    KWQ(this)->issuePasteCommand();
#endif
}

void KHTMLPart::pasteAndMatchStyle()
{
#if APPLE_CHANGES
    KWQ(this)->issuePasteAndMatchStyleCommand();
#endif
}

void KHTMLPart::transpose()
{
#if APPLE_CHANGES
    KWQ(this)->issueTransposeCommand();
#endif
}

void KHTMLPart::redo()
{
#if APPLE_CHANGES
    KWQ(this)->issueRedoCommand();
#endif
}

void KHTMLPart::undo()
{
#if APPLE_CHANGES
    KWQ(this)->issueUndoCommand();
#endif
}

#if !APPLE_CHANGES

bool KHTMLPart::canPaste() const
{
    // FIXME: Implement.
    return true;
}

bool KHTMLPart::canRedo() const
{
    // FIXME: Implement.
    return true;
}

bool KHTMLPart::canUndo() const
{
    // FIXME: Implement.
    return true;
}

#endif

void KHTMLPart::computeAndSetTypingStyle(CSSStyleDeclarationImpl *style, EditAction editingAction)
{
    if (!style || style->length() == 0) {
        clearTypingStyle();
        return;
    }

    // Calculate the current typing style.
    CSSMutableStyleDeclarationImpl *mutableStyle = style->makeMutable();
    mutableStyle->ref();
    if (typingStyle()) {
        typingStyle()->merge(mutableStyle);
        mutableStyle->deref();
        mutableStyle = typingStyle();
        mutableStyle->ref();
    }

    NodeImpl *node = VisiblePosition(selection().start(), selection().startAffinity()).deepEquivalent().node();
    CSSComputedStyleDeclarationImpl computedStyle(node);
    computedStyle.diff(mutableStyle);
    
    // Handle block styles, substracting these from the typing style.
    CSSMutableStyleDeclarationImpl *blockStyle = mutableStyle->copyBlockProperties();
    blockStyle->ref();
    blockStyle->diff(mutableStyle);
    if (xmlDocImpl() && blockStyle->length() > 0) {
        EditCommandPtr cmd(new ApplyStyleCommand(xmlDocImpl(), blockStyle, editingAction));
        cmd.apply();
    }
    blockStyle->deref();
    
    // Set the remaining style as the typing style.
    setTypingStyle(mutableStyle);
    mutableStyle->deref();
}

void KHTMLPart::applyStyle(CSSStyleDeclarationImpl *style, EditAction editingAction)
{
    switch (selection().state()) {
        case Selection::NONE:
            // do nothing
            break;
        case Selection::CARET: {
            computeAndSetTypingStyle(style, editingAction);
            break;
        }
        case Selection::RANGE:
            if (xmlDocImpl() && style) {
                EditCommandPtr cmd(new ApplyStyleCommand(xmlDocImpl(), style, editingAction));
                cmd.apply();
            }
            break;
    }
}

void KHTMLPart::applyParagraphStyle(CSSStyleDeclarationImpl *style, EditAction editingAction)
{
    switch (selection().state()) {
        case Selection::NONE:
            // do nothing
            break;
        case Selection::CARET:
        case Selection::RANGE:
            if (xmlDocImpl() && style) {
                EditCommandPtr cmd(new ApplyStyleCommand(xmlDocImpl(), style, editingAction, ApplyStyleCommand::ForceBlockProperties));
                cmd.apply();
            }
            break;
    }
}

static void updateState(CSSMutableStyleDeclarationImpl *desiredStyle, CSSComputedStyleDeclarationImpl *computedStyle, bool &atStart, KHTMLPart::TriState &state)
{
    QValueListConstIterator<CSSProperty> end;
    for (QValueListConstIterator<CSSProperty> it = desiredStyle->valuesIterator(); it != end; ++it) {
        int propertyID = (*it).id();
        DOMString desiredProperty = desiredStyle->getPropertyValue(propertyID);
        DOMString computedProperty = computedStyle->getPropertyValue(propertyID);
        KHTMLPart::TriState propertyState = strcasecmp(desiredProperty, computedProperty) == 0
            ? KHTMLPart::trueTriState : KHTMLPart::falseTriState;
        if (atStart) {
            state = propertyState;
            atStart = false;
        } else if (state != propertyState) {
            state = KHTMLPart::mixedTriState;
            break;
        }
    }
}

KHTMLPart::TriState KHTMLPart::selectionHasStyle(CSSStyleDeclarationImpl *style) const
{
    bool atStart = true;
    TriState state = falseTriState;

    CSSMutableStyleDeclarationImpl *mutableStyle = style->makeMutable();
    CSSStyleDeclaration protectQueryStyle(mutableStyle);

    if (!d->m_selection.isRange()) {
        NodeImpl *nodeToRemove;
        CSSComputedStyleDeclarationImpl *selectionStyle = selectionComputedStyle(nodeToRemove);
        if (!selectionStyle)
            return falseTriState;
        selectionStyle->ref();
        updateState(mutableStyle, selectionStyle, atStart, state);
        selectionStyle->deref();
        if (nodeToRemove) {
            int exceptionCode = 0;
            nodeToRemove->remove(exceptionCode);
            assert(exceptionCode == 0);
        }
    } else {
        for (NodeImpl *node = d->m_selection.start().node(); node; node = node->traverseNextNode()) {
            CSSComputedStyleDeclarationImpl *computedStyle = new CSSComputedStyleDeclarationImpl(node);
            if (computedStyle) {
                computedStyle->ref();
                updateState(mutableStyle, computedStyle, atStart, state);
                computedStyle->deref();
            }
            if (state == mixedTriState)
                break;
            if (node == d->m_selection.end().node())
                break;
        }
    }

    return state;
}

bool KHTMLPart::selectionStartHasStyle(CSSStyleDeclarationImpl *style) const
{
    NodeImpl *nodeToRemove;
    CSSStyleDeclarationImpl *selectionStyle = selectionComputedStyle(nodeToRemove);
    if (!selectionStyle)
        return false;

    CSSMutableStyleDeclarationImpl *mutableStyle = style->makeMutable();

    CSSStyleDeclaration protectSelectionStyle(selectionStyle);
    CSSStyleDeclaration protectQueryStyle(mutableStyle);

    bool match = true;
    QValueListConstIterator<CSSProperty> end;
    for (QValueListConstIterator<CSSProperty> it = mutableStyle->valuesIterator(); it != end; ++it) {
        int propertyID = (*it).id();
        DOMString desiredProperty = mutableStyle->getPropertyValue(propertyID);
        DOMString selectionProperty = selectionStyle->getPropertyValue(propertyID);
        if (strcasecmp(selectionProperty, desiredProperty) != 0) {
            match = false;
            break;
        }
    }

    if (nodeToRemove) {
        int exceptionCode = 0;
        nodeToRemove->remove(exceptionCode);
        assert(exceptionCode == 0);
    }

    return match;
}

DOMString KHTMLPart::selectionStartStylePropertyValue(int stylePropertyID) const
{
    NodeImpl *nodeToRemove;
    CSSStyleDeclarationImpl *selectionStyle = selectionComputedStyle(nodeToRemove);
    if (!selectionStyle)
        return DOMString();

    selectionStyle->ref();
    DOMString value = selectionStyle->getPropertyValue(stylePropertyID);
    selectionStyle->deref();

    if (nodeToRemove) {
        int exceptionCode = 0;
        nodeToRemove->remove(exceptionCode);
        assert(exceptionCode == 0);
    }

    return value;
}

CSSComputedStyleDeclarationImpl *KHTMLPart::selectionComputedStyle(NodeImpl *&nodeToRemove) const
{
    nodeToRemove = 0;

    if (!xmlDocImpl())
        return 0;

    if (d->m_selection.isNone())
        return 0;

    Range range(d->m_selection.toRange());
    Position pos = range.handle()->editingStartPosition();

    ElementImpl *elem = pos.element();
    if (!elem)
        return 0;
    
    ElementImpl *styleElement = elem;
    int exceptionCode = 0;

    if (d->m_typingStyle) {
        styleElement = xmlDocImpl()->createHTMLElement("span", exceptionCode);
        assert(exceptionCode == 0);

        styleElement->ref();
        
        styleElement->setAttribute(ATTR_STYLE, d->m_typingStyle->cssText().implementation(), exceptionCode);
        assert(exceptionCode == 0);
        
        TextImpl *text = xmlDocImpl()->createEditingTextNode("");
        styleElement->appendChild(text, exceptionCode);
        assert(exceptionCode == 0);

        if (elem->renderer() && elem->renderer()->canHaveChildren()) {
            elem->appendChild(styleElement, exceptionCode);
        } else {
            NodeImpl *parent = elem->parent();
            NodeImpl *next = elem->nextSibling();

            if (next) {
                parent->insertBefore(styleElement, next, exceptionCode);
            } else {
                parent->appendChild(styleElement, exceptionCode);
            }
        }
        assert(exceptionCode == 0);

        styleElement->deref();

        nodeToRemove = styleElement;
    }

    return new CSSComputedStyleDeclarationImpl(styleElement);
}

static CSSMutableStyleDeclarationImpl *editingStyle()
{
    static CSSMutableStyleDeclarationImpl *editingStyle = 0;
    if (!editingStyle) {
        editingStyle = new CSSMutableStyleDeclarationImpl;
        int exceptionCode;
        editingStyle->setCssText("word-wrap: break-word; -khtml-nbsp-mode: space; -khtml-line-break: after-white-space;", exceptionCode);
    }
    return editingStyle;
}

void KHTMLPart::applyEditingStyleToBodyElement() const
{
    if (!d->m_doc)
        return;
        
    static DOMString body = "body";
    NodeListImpl *list = d->m_doc->getElementsByTagNameNS(0, body.implementation());
    list->ref();
    for (unsigned i = 0; i < list->length(); i++) {
        applyEditingStyleToElement(static_cast<ElementImpl *>(list->item(i)));    
    }
    list->deref();
}

void KHTMLPart::removeEditingStyleFromBodyElement() const
{
    if (!d->m_doc)
        return;
        
    static DOMString body = "body";
    NodeListImpl *list = d->m_doc->getElementsByTagNameNS(0, body.implementation());
    list->ref();
    for (unsigned i = 0; i < list->length(); i++) {
        removeEditingStyleFromElement(static_cast<ElementImpl *>(list->item(i)));    
    }
    list->deref();
}

void KHTMLPart::applyEditingStyleToElement(ElementImpl *element) const
{
    if (!element || !element->isHTMLElement())
        return;
        
    RenderObject *renderer = element->renderer();
    if (!renderer || !renderer->isBlockFlow())
        return;
    
    CSSMutableStyleDeclarationImpl *currentStyle = static_cast<HTMLElementImpl *>(element)->getInlineStyleDecl();
    CSSMutableStyleDeclarationImpl *mergeStyle = editingStyle();
    if (mergeStyle) {
        currentStyle->merge(mergeStyle);
        element->setAttribute(ATTR_STYLE, currentStyle->cssText());
    }
}

void KHTMLPart::removeEditingStyleFromElement(ElementImpl *element) const
{
    if (!element || !element->isHTMLElement())
        return;
        
    RenderObject *renderer = element->renderer();
    if (!renderer || !renderer->isBlockFlow())
        return;
    
    CSSMutableStyleDeclarationImpl *currentStyle = static_cast<HTMLElementImpl *>(element)->getInlineStyleDecl();
    bool changed = false;
    changed |= !currentStyle->removeProperty(CSS_PROP_WORD_WRAP, false).isNull();
    changed |= !currentStyle->removeProperty(CSS_PROP__KHTML_NBSP_MODE, false).isNull();
    changed |= !currentStyle->removeProperty(CSS_PROP__KHTML_LINE_BREAK, false).isNull();
    if (changed)
        currentStyle->setChanged();

    element->setAttribute(ATTR_STYLE, currentStyle->cssText());
}

#if !APPLE_CHANGES

void KHTMLPart::print()
{
    // needs implementation
}

#endif

bool KHTMLPart::isCharacterSmartReplaceExempt(const QChar &, bool)
{
    // no smart replace
    return true;
}

void KHTMLPart::connectChild(const khtml::ChildFrame *child) const
{
    ReadOnlyPart *part = child->m_part;
    if (part && child->m_type != ChildFrame::Object)
    {
        connect( part, SIGNAL( started( KIO::Job *) ),
                 this, SLOT( slotChildStarted( KIO::Job *) ) );
        connect( part, SIGNAL( completed() ),
                 this, SLOT( slotChildCompleted() ) );
        connect( part, SIGNAL( completed(bool) ),
                 this, SLOT( slotChildCompleted(bool) ) );
        connect( part, SIGNAL( setStatusBarText( const QString & ) ),
                 this, SIGNAL( setStatusBarText( const QString & ) ) );
        connect( this, SIGNAL( completed() ),
                 part, SLOT( slotParentCompleted() ) );
        connect( this, SIGNAL( completed(bool) ),
                 part, SLOT( slotParentCompleted() ) );
    }
}

void KHTMLPart::disconnectChild(const khtml::ChildFrame *child) const
{
    ReadOnlyPart *part = child->m_part;
    if (part && child->m_type != ChildFrame::Object)
    {
        disconnect( part, SIGNAL( started( KIO::Job *) ),
                    this, SLOT( slotChildStarted( KIO::Job *) ) );
        disconnect( part, SIGNAL( completed() ),
                    this, SLOT( slotChildCompleted() ) );
        disconnect( part, SIGNAL( completed(bool) ),
                    this, SLOT( slotChildCompleted(bool) ) );
        disconnect( part, SIGNAL( setStatusBarText( const QString & ) ),
                    this, SIGNAL( setStatusBarText( const QString & ) ) );
        disconnect( this, SIGNAL( completed() ),
                    part, SLOT( slotParentCompleted() ) );
        disconnect( this, SIGNAL( completed(bool) ),
                    part, SLOT( slotParentCompleted() ) );
    }
}

void KHTMLPart::keepAlive()
{
    if (d->m_lifeSupportTimer.isActive())
        return;
    ref();
    d->m_lifeSupportTimer.start(0, true);
}

void KHTMLPart::slotEndLifeSupport()
{
    d->m_lifeSupportTimer.stop();
    deref();
}

// Workaround for the fact that it's hard to delete a frame.
// Call this after doing user-triggered selections to make it easy to delete the frame you entirely selected.
// Can't do this implicitly as part of every setSelection call because in some contexts it might not be good
// for the focus to move to another frame. So instead we call it from places where we are selecting with the
// mouse or the keyboard after setting the selection.
void KHTMLPart::selectFrameElementInParentIfFullySelected()
{
    // Find the parent frame; if there is none, then we have nothing to do.
    KHTMLPart *parent = parentPart();
    if (!parent)
        return;
    KHTMLView *parentView = parent->view();
    if (!parentView)
        return;

    // Check if the selection contains the entire frame contents; if not, then there is nothing to do.
    if (!d->m_selection.isRange())
        return;
    if (!isStartOfDocument(VisiblePosition(d->m_selection.start(), d->m_selection.startAffinity())))
        return;
    if (!isEndOfDocument(VisiblePosition(d->m_selection.end(), d->m_selection.endAffinity())))
        return;

    // Get to the <iframe> or <frame> (or even <object>) element in the parent frame.
    DocumentImpl *document = xmlDocImpl();
    if (!document)
        return;
    ElementImpl *ownerElement = document->ownerElement();
    if (!ownerElement)
        return;
    NodeImpl *ownerElementParent = ownerElement->parentNode();
    if (!ownerElementParent)
        return;

    // Create compute positions before and after the element.
    unsigned long ownerElementNodeIndex = ownerElement->nodeIndex();
    VisiblePosition beforeOwnerElement(VisiblePosition(ownerElementParent, ownerElementNodeIndex, khtml::SEL_DEFAULT_AFFINITY));
    VisiblePosition afterOwnerElement(VisiblePosition(ownerElementParent, ownerElementNodeIndex + 1, khtml::SEL_PREFER_UPSTREAM_AFFINITY));

    // Focus on the parent frame, and then select from before this element to after.
    parentView->setFocus();
    parent->setSelection(Selection(beforeOwnerElement, afterOwnerElement));
}

void KHTMLPart::handleFallbackContent()
{
    KHTMLPart *parent = parentPart();
    if (!parent)
        return;
    ChildFrame *childFrame = parent->childFrame(this);
    if (!childFrame || childFrame->m_type != ChildFrame::Object)
        return;
    khtml::RenderPart *renderPart = childFrame->m_frame;
    if (!renderPart)
        return;
    NodeImpl *node = renderPart->element();
    if (!node || node->id() != ID_OBJECT)
        return;
    static_cast<HTMLObjectElementImpl *>(node)->renderFallbackContent();
}

using namespace KParts;
#include "khtml_part.moc"