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tdelibs/khtml/xml/dom_docimpl.cpp

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/**
* This file is part of the DOM implementation for KDE.
*
* Copyright (C) 1999 Lars Knoll (knoll@kde.org)
* (C) 1999 Antti Koivisto (koivisto@kde.org)
* (C) 2001 Dirk Mueller (mueller@kde.org)
* (C) 2002-2006 Apple Computer, Inc.
* (C) 2006 Allan Sandfeld Jensen (kde@carewolf.com)
*
* 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., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#include "dom/dom_exception.h"
#include "xml/dom_textimpl.h"
#include "xml/dom_xmlimpl.h"
#include "xml/dom2_rangeimpl.h"
#include "xml/dom2_eventsimpl.h"
#include "xml/xml_tokenizer.h"
#include "html/htmltokenizer.h"
#include "xml/dom_restyler.h"
#include "css/csshelper.h"
#include "css/cssstyleselector.h"
#include "css/css_stylesheetimpl.h"
#include "misc/htmlhashes.h"
#include "misc/helper.h"
#include "misc/seed.h"
#include "misc/loader.h"
#include "ecma/kjs_proxy.h"
#include "ecma/kjs_binding.h"
#include <tqptrstack.h>
#include <tqpaintdevicemetrics.h>
#include <kdebug.h>
#include <klocale.h>
#include <kstaticdeleter.h>
#include "rendering/counter_tree.h"
#include "rendering/render_canvas.h"
#include "rendering/render_replaced.h"
#include "rendering/render_arena.h"
#include "rendering/render_layer.h"
#include "rendering/render_frames.h"
#include "rendering/render_image.h"
#include "khtmlview.h"
#include "khtml_part.h"
#include <kglobalsettings.h>
#include <kstringhandler.h>
#include <krfcdate.h>
#include "khtml_settings.h"
#include "khtmlpart_p.h"
#include "html/html_baseimpl.h"
#include "html/html_blockimpl.h"
#include "html/html_documentimpl.h"
#include "html/html_formimpl.h"
#include "html/html_headimpl.h"
#include "html/html_imageimpl.h"
#include "html/html_listimpl.h"
#include "html/html_miscimpl.h"
#include "html/html_tableimpl.h"
#include "html/html_objectimpl.h"
#include <kapplication.h>
#include <kio/job.h>
#include <stdlib.h>
#include "dom_docimpl.h"
using namespace DOM;
using namespace khtml;
// ------------------------------------------------------------------------
DOMImplementationImpl *DOMImplementationImpl::m_instance = 0;
DOMImplementationImpl::DOMImplementationImpl()
{
}
DOMImplementationImpl::~DOMImplementationImpl()
{
}
bool DOMImplementationImpl::hasFeature ( const DOMString &feature, const DOMString &version )
{
// ### update when we (fully) support the relevant features
TQString lower = feature.string().lower();
if ((lower == "html" || lower == "xml") &&
(version.isEmpty() || version == "1.0" || version == "2.0" || version == "null"))
return true;
// ## Do we support Core Level 3 ?
if ((lower == "core" ) &&
(version.isEmpty() || version == "2.0" || version == "null"))
return true;
if ((lower == "events" || lower == "uievents" ||
lower == "mouseevents" || lower == "mutationevents" ||
lower == "htmlevents" || lower == "textevents" ) &&
(version.isEmpty() || version == "2.0" || version == "3.0" || version == "null"))
return true;
return false;
}
DocumentTypeImpl *DOMImplementationImpl::createDocumentType( const DOMString &qualifiedName, const DOMString &publicId,
const DOMString &systemId, int &exceptioncode )
{
// Not mentioned in spec: throw NAMESPACE_ERR if no qualifiedName supplied
if (qualifiedName.isNull()) {
exceptioncode = DOMException::NAMESPACE_ERR;
return 0;
}
// INVALID_CHARACTER_ERR: Raised if the specified qualified name contains an illegal character.
if (!Element::khtmlValidQualifiedName(qualifiedName)) {
exceptioncode = DOMException::INVALID_CHARACTER_ERR;
return 0;
}
// NAMESPACE_ERR: Raised if the qualifiedName is malformed.
// Added special case for the empty string, which seems to be a common pre-DOM2 misuse
if (!qualifiedName.isEmpty() && Element::khtmlMalformedQualifiedName(qualifiedName)) {
exceptioncode = DOMException::NAMESPACE_ERR;
return 0;
}
return new DocumentTypeImpl(this,0,qualifiedName,publicId,systemId);
}
DOMImplementationImpl* DOMImplementationImpl::getInterface(const DOMString& /*feature*/) const
{
// ###
return 0;
}
DocumentImpl *DOMImplementationImpl::createDocument( const DOMString &namespaceURI, const DOMString &qualifiedName,
const DocumentType &doctype, int &exceptioncode )
{
exceptioncode = 0;
if (!checkQualifiedName(qualifiedName, namespaceURI, 0, true/*nameCanBeNull*/,
true /*nameCanBeEmpty, see #61650*/, &exceptioncode) )
return 0;
DocumentTypeImpl *dtype = static_cast<DocumentTypeImpl*>(doctype.handle());
// WRONG_DOCUMENT_ERR: Raised if doctype has already been used with a different document or was
// created from a different implementation.
if (dtype && (dtype->getDocument() || dtype->implementation() != this)) {
exceptioncode = DOMException::WRONG_DOCUMENT_ERR;
return 0;
}
// ### this is completely broken.. without a view it will not work (Dirk)
DocumentImpl *doc = new DocumentImpl(this, 0);
// now get the interesting parts of the doctype
// ### create new one if not there (currently always there)
if (doc->doctype() && dtype)
doc->doctype()->copyFrom(*dtype);
// the document must be created empty if all parameters are null
// (or empty for qName/nsURI as a tolerance) - see DOM 3 Core.
if (dtype || !qualifiedName.isEmpty() || !namespaceURI.isEmpty()) {
ElementImpl *element = doc->createElementNS(namespaceURI,qualifiedName);
doc->appendChild(element,exceptioncode);
if (exceptioncode) {
delete element;
delete doc;
return 0;
}
}
return doc;
}
CSSStyleSheetImpl *DOMImplementationImpl::createCSSStyleSheet(DOMStringImpl* /*title*/, DOMStringImpl *media,
int &/*exceptioncode*/)
{
// ### TODO : title should be set, and media could have wrong syntax, in which case we should
// generate an exception.
CSSStyleSheetImpl *parent = 0L;
CSSStyleSheetImpl *sheet = new CSSStyleSheetImpl(parent, DOMString());
sheet->setMedia(new MediaListImpl(sheet, media));
return sheet;
}
DocumentImpl *DOMImplementationImpl::createDocument( KHTMLView *v )
{
return new DocumentImpl(this, v);
}
HTMLDocumentImpl *DOMImplementationImpl::createHTMLDocument( KHTMLView *v )
{
return new HTMLDocumentImpl(this, v);
}
DOMImplementationImpl *DOMImplementationImpl::instance()
{
if (!m_instance) {
m_instance = new DOMImplementationImpl();
m_instance->ref();
}
return m_instance;
}
// ------------------------------------------------------------------------
ElementMappingCache::ElementMappingCache():m_dict(257)
{
m_dict.setAutoDelete(true);
}
void ElementMappingCache::add(const TQString& id, ElementImpl* nd)
{
if (id.isEmpty()) return;
ItemInfo* info = m_dict.tqfind(id);
if (info)
{
info->ref++;
info->nd = 0; //Now ambigous
}
else
{
ItemInfo* info = new ItemInfo();
info->ref = 1;
info->nd = nd;
m_dict.insert(id, info);
}
}
void ElementMappingCache::set(const TQString& id, ElementImpl* nd)
{
if (id.isEmpty()) return;
ItemInfo* info = m_dict.tqfind(id);
info->nd = nd;
}
void ElementMappingCache::remove(const TQString& id, ElementImpl* nd)
{
if (id.isEmpty()) return;
ItemInfo* info = m_dict.tqfind(id);
info->ref--;
if (info->ref == 0)
{
m_dict.take(id);
delete info;
}
else
{
if (info->nd == nd)
info->nd = 0;
}
}
bool ElementMappingCache::contains(const TQString& id)
{
if (id.isEmpty()) return false;
return m_dict.tqfind(id);
}
ElementMappingCache::ItemInfo* ElementMappingCache::get(const TQString& id)
{
if (id.isEmpty()) return 0;
return m_dict.tqfind(id);
}
static KStaticDeleter< TQPtrList<DocumentImpl> > s_changedDocumentsDeleter;
TQPtrList<DocumentImpl> * DocumentImpl::changedDocuments;
// KHTMLView might be 0
DocumentImpl::DocumentImpl(DOMImplementationImpl *_implementation, KHTMLView *v)
: NodeBaseImpl( 0 ), m_domtree_version(0), m_counterDict(257),
m_imageLoadEventTimer(0)
{
m_document.resetSkippingRef(this); //Make getDocument return us..
m_selfOnlyRefCount = 0;
m_paintDeviceMetrics = 0;
m_paintDevice = 0;
m_decoderMibEnum = 0;
m_textColor = Qt::black;
m_view = v;
m_renderArena.reset();
KHTMLFactory::ref();
if ( v ) {
m_docLoader = new DocLoader(v->part(), this );
setPaintDevice( m_view );
}
else
m_docLoader = new DocLoader( 0, this );
visuallyOrdered = false;
m_bParsing = false;
m_docChanged = false;
m_elemSheet = 0;
m_tokenizer = 0;
// ### this should be created during parsing a <!DOCTYPE>
// not during construction. Not sure who added that and why (Dirk)
m_doctype = new DocumentTypeImpl(_implementation, getDocument(),
DOMString() /* qualifiedName */,
DOMString() /* publicId */,
DOMString() /* systemId */);
m_doctype->ref();
m_implementation = _implementation;
m_implementation->ref();
pMode = Strict;
hMode = XHtml;
m_textColor = "#000000";
m_attrMap = new IdNameMapping(ATTR_LAST_ATTR+1);
m_elementMap = new IdNameMapping(ID_LAST_TAG+1);
m_namespaceMap = new IdNameMapping(1);
TQString xhtml(XHTML_NAMESPACE);
m_namespaceMap->names.insert(emptyNamespace, new DOMStringImpl(""));
m_namespaceMap->names.insert(xhtmlNamespace, new DOMStringImpl(xhtml.tqunicode(), xhtml.length()));
m_namespaceMap->names[emptyNamespace]->ref();
m_namespaceMap->names[xhtmlNamespace]->ref();
m_namespaceMap->count+=2;
m_focusNode = 0;
m_hoverNode = 0;
m_activeNode = 0;
m_defaultView = new AbstractViewImpl(this);
m_defaultView->ref();
m_listenerTypes = 0;
m_styleSheets = new StyleSheetListImpl;
m_styleSheets->ref();
m_addedStyleSheets = 0;
m_inDocument = true;
m_styleSelectorDirty = false;
m_styleSelector = 0;
m_counterDict.setAutoDelete(true);
m_inStyleRecalc = false;
m_pendingStylesheets = 0;
m_ignorePendingStylesheets = false;
m_async = true;
m_hadLoadError = false;
m_docLoading = false;
m_inSyncLoad = false;
m_loadingXMLDoc = 0;
m_cssTarget = 0;
m_dynamicDomRestyler = new khtml::DynamicDomRestyler();
}
void DocumentImpl::removedLastRef()
{
if (m_selfOnlyRefCount) {
/* In this case, the only references to us are from children,
so we have a cycle. We'll try to break it by disconnecting the
children from us; this sucks/is wrong, but it's pretty much
the best we can do without tracing.
Of course, if dumping the children causes the refcount from them to
drop to 0 we can get killed right here, so better hold
a temporary reference, too
*/
DocPtr<DocumentImpl> guard(this);
// we must make sure not to be retaining any of our children through
// these extra pointers or we will create a reference cycle
if (m_doctype) {
m_doctype->deref();
m_doctype = 0;
}
if (m_cssTarget) {
m_cssTarget->deref();
m_cssTarget = 0;
}
if (m_focusNode) {
m_focusNode->deref();
m_focusNode = 0;
}
if (m_hoverNode) {
m_hoverNode->deref();
m_hoverNode = 0;
}
if (m_activeNode) {
m_activeNode->deref();
m_activeNode = 0;
}
removeChildren();
delete m_tokenizer;
m_tokenizer = 0;
} else {
delete this;
}
}
DocumentImpl::~DocumentImpl()
{
//Important: if you need to remove stuff here,
//you may also have to fix removedLastRef() above - M.O.
assert( !m_render );
TQIntDictIterator<NodeListImpl::Cache> it(m_nodeListCache);
for (; it.current(); ++it)
it.current()->deref();
if (m_loadingXMLDoc)
m_loadingXMLDoc->deref(this);
if (changedDocuments && m_docChanged)
changedDocuments->remove(this);
delete m_tokenizer;
m_document.resetSkippingRef(0);
delete m_styleSelector;
delete m_docLoader;
if (m_elemSheet ) m_elemSheet->deref();
if (m_doctype)
m_doctype->deref();
m_implementation->deref();
delete m_paintDeviceMetrics;
delete m_elementMap;
delete m_attrMap;
delete m_namespaceMap;
delete m_dynamicDomRestyler;
m_defaultView->deref();
m_styleSheets->deref();
if (m_addedStyleSheets)
m_addedStyleSheets->deref();
if (m_cssTarget)
m_cssTarget->deref();
if (m_focusNode)
m_focusNode->deref();
if ( m_hoverNode )
m_hoverNode->deref();
if (m_activeNode)
m_activeNode->deref();
m_renderArena.reset();
KHTMLFactory::deref();
}
DocumentTypeImpl *DocumentImpl::doctype() const
{
return m_doctype;
}
DOMImplementationImpl *DocumentImpl::implementation() const
{
return m_implementation;
}
ElementImpl *DocumentImpl::documentElement() const
{
NodeImpl *n = firstChild();
while (n && n->nodeType() != Node::ELEMENT_NODE)
n = n->nextSibling();
return static_cast<ElementImpl*>(n);
}
ElementImpl *DocumentImpl::createElement( const DOMString &name, int* pExceptioncode )
{
Id id = getId( NodeImpl::ElementId, name.implementation(),
false /* allocate */, false /*HTMLDocumentImpl::createElement looked for HTML elements already*/,
pExceptioncode);
if ( pExceptioncode && *pExceptioncode )
return 0;
XMLElementImpl* e = new XMLElementImpl( getDocument(), id );
e->setHTMLCompat( htmlMode() != XHtml ); // Not a real HTML element, but inside an html-compat doc all tags are uppercase.
return e;
}
AttrImpl *DocumentImpl::createAttribute( const DOMString &tagName, int* pExceptioncode )
{
Id id = getId( NodeImpl::AttributeId, tagName.implementation(),
false /* allocate */, isHTMLDocument(), pExceptioncode);
if ( pExceptioncode && *pExceptioncode )
return 0;
AttrImpl* attr = new AttrImpl( 0, getDocument(), id, DOMString("").implementation());
attr->setHTMLCompat( htmlMode() != XHtml );
return attr;
}
DocumentFragmentImpl *DocumentImpl::createDocumentFragment( )
{
return new DocumentFragmentImpl( docPtr() );
}
CommentImpl *DocumentImpl::createComment ( DOMStringImpl* data )
{
return new CommentImpl( docPtr(), data );
}
CDATASectionImpl *DocumentImpl::createCDATASection ( DOMStringImpl* data )
{
return new CDATASectionImpl( docPtr(), data );
}
ProcessingInstructionImpl *DocumentImpl::createProcessingInstruction ( const DOMString &target, DOMStringImpl* data )
{
return new ProcessingInstructionImpl( docPtr(),target,data);
}
EntityReferenceImpl *DocumentImpl::createEntityReference ( const DOMString &name )
{
return new EntityReferenceImpl(docPtr(), name.implementation());
}
NodeImpl *DocumentImpl::importNode(NodeImpl *importedNode, bool deep, int &exceptioncode)
{
NodeImpl *result = 0;
// Not mentioned in spec: throw NOT_FOUND_ERR if evt is null
if (!importedNode) {
exceptioncode = DOMException::NOT_FOUND_ERR;
return 0;
}
if(importedNode->nodeType() == Node::ELEMENT_NODE)
{
// Why not use cloneNode?
ElementImpl *otherElem = static_cast<ElementImpl*>(importedNode);
NamedAttrMapImpl *otherMap = static_cast<ElementImpl *>(importedNode)->attributes(true);
ElementImpl *tempElementImpl;
if (!importedNode->localName().isNull())
tempElementImpl = createElementNS(otherElem->namespaceURI(),otherElem->nodeName());
else
tempElementImpl = createElement(otherElem->nodeName());
result = tempElementImpl;
if(otherMap) {
for(unsigned long i = 0; i < otherMap->length(); i++)
{
AttrImpl *otherAttr = otherMap->attrAt(i)->createAttr(otherElem,otherElem->docPtr());
if (!otherAttr->localName().isNull()) {
// attr was created via createElementNS()
tempElementImpl->setAttributeNS(otherAttr->namespaceURI(),
otherAttr->name(),
otherAttr->nodeValue(),
exceptioncode);
}
else {
// attr was created via createElement()
tempElementImpl->setAttribute(otherAttr->id(),
otherAttr->nodeValue(),
otherAttr->name(),
exceptioncode);
}
if(exceptioncode != 0)
break; // ### properly cleanup here
}
}
}
else if(importedNode->nodeType() == Node::TEXT_NODE)
{
result = createTextNode(static_cast<TextImpl*>(importedNode)->string());
deep = false;
}
else if(importedNode->nodeType() == Node::CDATA_SECTION_NODE)
{
result = createCDATASection(static_cast<CDATASectionImpl*>(importedNode)->string());
deep = false;
}
else if(importedNode->nodeType() == Node::ENTITY_REFERENCE_NODE)
result = createEntityReference(importedNode->nodeName());
else if(importedNode->nodeType() == Node::PROCESSING_INSTRUCTION_NODE)
{
result = createProcessingInstruction(importedNode->nodeName(), importedNode->nodeValue().implementation());
deep = false;
}
else if(importedNode->nodeType() == Node::COMMENT_NODE)
{
result = createComment(static_cast<CommentImpl*>(importedNode)->string());
deep = false;
}
else if (importedNode->nodeType() == Node::DOCUMENT_FRAGMENT_NODE)
result = createDocumentFragment();
else
exceptioncode = DOMException::NOT_SUPPORTED_ERR;
//### FIXME: This should handle Attributes, and a few other things
if(deep && result)
{
for(Node n = importedNode->firstChild(); !n.isNull(); n = n.nextSibling())
result->appendChild(importNode(n.handle(), true, exceptioncode), exceptioncode);
}
return result;
}
ElementImpl *DocumentImpl::createElementNS( const DOMString &_namespaceURI, const DOMString &_qualifiedName, int* pExceptioncode )
{
ElementImpl *e = 0;
int colonPos = -2;
// check NAMESPACE_ERR/INVALID_CHARACTER_ERR
if (pExceptioncode && !checkQualifiedName(_qualifiedName, _namespaceURI, &colonPos,
false/*nameCanBeNull*/, false/*nameCanBeEmpty*/,
pExceptioncode))
return 0;
DOMString prefix, localName;
splitPrefixLocalName(_qualifiedName.implementation(), prefix, localName, colonPos);
if ((isHTMLDocument() && _namespaceURI.isNull()) ||
(strcasecmp(_namespaceURI, XHTML_NAMESPACE) == 0 && localName == localName.lower())) {
e = createHTMLElement(localName);
if (e) {
int _exceptioncode = 0;
if (!prefix.isNull())
e->setPrefix(prefix, _exceptioncode);
if ( _exceptioncode ) {
if ( pExceptioncode ) *pExceptioncode = _exceptioncode;
delete e;
return 0;
}
e->setHTMLCompat( _namespaceURI.isNull() && htmlMode() != XHtml );
}
}
if (!e) {
Id id = getId(NodeImpl::ElementId, _namespaceURI.implementation(), prefix.implementation(),
localName.implementation(), false, false /*HTML already looked up*/);
e = new XMLElementImpl( getDocument(), id, prefix.implementation() );
}
return e;
}
AttrImpl *DocumentImpl::createAttributeNS( const DOMString &_namespaceURI,
const DOMString &_qualifiedName, int* pExceptioncode)
{
int colonPos = -2;
// check NAMESPACE_ERR/INVALID_CHARACTER_ERR
if (pExceptioncode && !checkQualifiedName(_qualifiedName, _namespaceURI, &colonPos,
false/*nameCanBeNull*/, false/*nameCanBeEmpty*/,
pExceptioncode))
return 0;
DOMString prefix, localName;
splitPrefixLocalName(_qualifiedName.implementation(), prefix, localName, colonPos);
Id id = getId(NodeImpl::AttributeId, _namespaceURI.implementation(), prefix.implementation(),
localName.implementation(), false, true /*lookupHTML*/);
AttrImpl* attr = new AttrImpl(0, getDocument(), id, DOMString("").implementation(),
prefix.implementation());
attr->setHTMLCompat( _namespaceURI.isNull() && htmlMode() != XHtml );
return attr;
}
ElementImpl *DocumentImpl::getElementById( const DOMString &elementId ) const
{
TQString stringKey = elementId.string();
ElementMappingCache::ItemInfo* info = m_getElementByIdCache.get(stringKey);
if (!info)
return 0;
//See if cache has an unambiguous answer.
if (info->nd)
return info->nd;
//Now we actually have to walk.
TQPtrStack<NodeImpl> nodeStack;
NodeImpl *current = _first;
while(1)
{
if(!current)
{
if(nodeStack.isEmpty()) break;
current = nodeStack.pop();
current = current->nextSibling();
}
else
{
if(current->isElementNode())
{
ElementImpl *e = static_cast<ElementImpl *>(current);
if(e->getAttribute(ATTR_ID) == elementId) {
info->nd = e;
return e;
}
}
NodeImpl *child = current->firstChild();
if(child)
{
nodeStack.push(current);
current = child;
}
else
{
current = current->nextSibling();
}
}
}
assert(0); //If there is no item with such an ID, we should never get here
//kdDebug() << "WARNING: *DocumentImpl::getElementById not found " << elementId.string() << endl;
return 0;
}
void DocumentImpl::setTitle(const DOMString& _title)
{
if (_title == m_title && !m_title.isNull()) return;
m_title = _title;
TQString titleStr = m_title.string();
for (unsigned int i = 0; i < titleStr.length(); ++i)
if (titleStr[i] < ' ')
titleStr[i] = ' ';
titleStr = titleStr.simplifyWhiteSpace();
titleStr.compose();
if ( view() && !view()->part()->parentPart() ) {
if (titleStr.isNull() || titleStr.isEmpty()) {
// empty title... set window caption as the URL
KURL url = m_url;
url.setRef(TQString::null);
url.setQuery(TQString::null);
titleStr = url.prettyURL();
}
emit view()->part()->setWindowCaption( KStringHandler::csqueeze( titleStr, 128 ) );
}
}
DOMString DocumentImpl::nodeName() const
{
return "#document";
}
unsigned short DocumentImpl::nodeType() const
{
return Node::DOCUMENT_NODE;
}
DOMStringImpl* DocumentImpl::textContent() const
{
return 0;
}
void DocumentImpl::setTextContent( const DOMString&, int& )
{}
ElementImpl *DocumentImpl::createHTMLElement( const DOMString &name )
{
uint id = khtml::getTagID( name.string().lower().latin1(), name.string().length() );
// id = makeId(xhtmlNamespace, id);
ElementImpl *n = 0;
switch(id)
{
case ID_HTML:
n = new HTMLHtmlElementImpl(docPtr());
break;
case ID_HEAD:
n = new HTMLHeadElementImpl(docPtr());
break;
case ID_BODY:
n = new HTMLBodyElementImpl(docPtr());
break;
// head elements
case ID_BASE:
n = new HTMLBaseElementImpl(docPtr());
break;
case ID_LINK:
n = new HTMLLinkElementImpl(docPtr());
break;
case ID_META:
n = new HTMLMetaElementImpl(docPtr());
break;
case ID_STYLE:
n = new HTMLStyleElementImpl(docPtr());
break;
case ID_TITLE:
n = new HTMLTitleElementImpl(docPtr());
break;
// frames
case ID_FRAME:
n = new HTMLFrameElementImpl(docPtr());
break;
case ID_FRAMESET:
n = new HTMLFrameSetElementImpl(docPtr());
break;
case ID_IFRAME:
n = new HTMLIFrameElementImpl(docPtr());
break;
// form elements
// ### FIXME: we need a way to set form dependency after we have made the form elements
case ID_FORM:
n = new HTMLFormElementImpl(docPtr(), false);
break;
case ID_BUTTON:
n = new HTMLButtonElementImpl(docPtr());
break;
case ID_FIELDSET:
n = new HTMLFieldSetElementImpl(docPtr());
break;
case ID_INPUT:
n = new HTMLInputElementImpl(docPtr());
break;
case ID_ISINDEX:
n = new HTMLIsIndexElementImpl(docPtr());
break;
case ID_LABEL:
n = new HTMLLabelElementImpl(docPtr());
break;
case ID_LEGEND:
n = new HTMLLegendElementImpl(docPtr());
break;
case ID_OPTGROUP:
n = new HTMLOptGroupElementImpl(docPtr());
break;
case ID_OPTION:
n = new HTMLOptionElementImpl(docPtr());
break;
case ID_SELECT:
n = new HTMLSelectElementImpl(docPtr());
break;
case ID_TEXTAREA:
n = new HTMLTextAreaElementImpl(docPtr());
break;
// lists
case ID_DL:
n = new HTMLDListElementImpl(docPtr());
break;
case ID_DD:
n = new HTMLGenericElementImpl(docPtr(), id);
break;
case ID_DT:
n = new HTMLGenericElementImpl(docPtr(), id);
break;
case ID_UL:
n = new HTMLUListElementImpl(docPtr());
break;
case ID_OL:
n = new HTMLOListElementImpl(docPtr());
break;
case ID_DIR:
n = new HTMLDirectoryElementImpl(docPtr());
break;
case ID_MENU:
n = new HTMLMenuElementImpl(docPtr());
break;
case ID_LI:
n = new HTMLLIElementImpl(docPtr());
break;
// formatting elements (block)
case ID_DIV:
case ID_P:
n = new HTMLDivElementImpl( docPtr(), id );
break;
case ID_BLOCKQUOTE:
case ID_H1:
case ID_H2:
case ID_H3:
case ID_H4:
case ID_H5:
case ID_H6:
n = new HTMLGenericElementImpl(docPtr(), id);
break;
case ID_HR:
n = new HTMLHRElementImpl(docPtr());
break;
case ID_PLAINTEXT:
case ID_XMP:
case ID_PRE:
n = new HTMLPreElementImpl(docPtr(), id);
break;
// font stuff
case ID_BASEFONT:
n = new HTMLBaseFontElementImpl(docPtr());
break;
case ID_FONT:
n = new HTMLFontElementImpl(docPtr());
break;
// ins/del
case ID_DEL:
case ID_INS:
n = new HTMLGenericElementImpl(docPtr(), id);
break;
// anchor
case ID_A:
n = new HTMLAnchorElementImpl(docPtr());
break;
// images
case ID_IMG:
n = new HTMLImageElementImpl(docPtr());
break;
case ID_MAP:
n = new HTMLMapElementImpl(docPtr());
/*n = map;*/
break;
case ID_AREA:
n = new HTMLAreaElementImpl(docPtr());
break;
// objects, applets and scripts
case ID_APPLET:
n = new HTMLAppletElementImpl(docPtr());
break;
case ID_OBJECT:
n = new HTMLObjectElementImpl(docPtr());
break;
case ID_EMBED:
n = new HTMLEmbedElementImpl(docPtr());
break;
case ID_PARAM:
n = new HTMLParamElementImpl(docPtr());
break;
case ID_SCRIPT:
n = new HTMLScriptElementImpl(docPtr());
break;
// tables
case ID_TABLE:
n = new HTMLTableElementImpl(docPtr());
break;
case ID_CAPTION:
n = new HTMLTableCaptionElementImpl(docPtr());
break;
case ID_COLGROUP:
case ID_COL:
n = new HTMLTableColElementImpl(docPtr(), id);
break;
case ID_TR:
n = new HTMLTableRowElementImpl(docPtr());
break;
case ID_TD:
case ID_TH:
n = new HTMLTableCellElementImpl(docPtr(), id);
break;
case ID_THEAD:
case ID_TBODY:
case ID_TFOOT:
n = new HTMLTableSectionElementImpl(docPtr(), id, false);
break;
// inline elements
case ID_BR:
n = new HTMLBRElementImpl(docPtr());
break;
case ID_Q:
n = new HTMLGenericElementImpl(docPtr(), id);
break;
// elements with no special representation in the DOM
// block:
case ID_ADDRESS:
case ID_CENTER:
n = new HTMLGenericElementImpl(docPtr(), id);
break;
// inline
// %fontstyle
case ID_TT:
case ID_U:
case ID_B:
case ID_I:
case ID_S:
case ID_STRIKE:
case ID_BIG:
case ID_SMALL:
// %phrase
case ID_EM:
case ID_STRONG:
case ID_DFN:
case ID_CODE:
case ID_SAMP:
case ID_KBD:
case ID_VAR:
case ID_CITE:
case ID_ABBR:
case ID_ACRONYM:
// %special
case ID_SUB:
case ID_SUP:
case ID_SPAN:
case ID_NOBR:
case ID_WBR:
case ID_BDO:
case ID_NOFRAMES:
n = new HTMLGenericElementImpl(docPtr(), id);
break;
case ID_MARQUEE:
n = new HTMLMarqueeElementImpl(docPtr());
break;
// text
case ID_TEXT:
kdDebug( 6020 ) << "Use document->createTextNode()" << endl;
break;
default:
break;
}
return n;
}
TQString DocumentImpl::nextState()
{
TQString state;
if (!m_state.isEmpty())
{
state = m_state.first();
m_state.remove(m_state.begin());
}
return state;
}
TQStringList DocumentImpl::docState()
{
TQStringList s;
for (TQPtrListIterator<NodeImpl> it(m_maintainsState); it.current(); ++it)
s.append(it.current()->state());
return s;
}
bool DocumentImpl::unsubmittedFormChanges()
{
for (TQPtrListIterator<NodeImpl> it(m_maintainsState); it.current(); ++it)
if (it.current()->state().right(1)=="M")
return true;
return false;
}
RangeImpl *DocumentImpl::createRange()
{
return new RangeImpl( docPtr() );
}
NodeIteratorImpl *DocumentImpl::createNodeIterator(NodeImpl *root, unsigned long whatToShow,
NodeFilter &filter, bool entityReferenceExpansion,
int &exceptioncode)
{
if (!root) {
exceptioncode = DOMException::NOT_SUPPORTED_ERR;
return 0;
}
return new NodeIteratorImpl(root,whatToShow,filter,entityReferenceExpansion);
}
TreeWalkerImpl *DocumentImpl::createTreeWalker(NodeImpl *root, unsigned long whatToShow, NodeFilterImpl *filter,
bool entityReferenceExpansion, int &exceptioncode)
{
if (!root) {
exceptioncode = DOMException::NOT_SUPPORTED_ERR;
return 0;
}
return new TreeWalkerImpl( root, whatToShow, filter, entityReferenceExpansion );
}
void DocumentImpl::setDocumentChanged(bool b)
{
if (!changedDocuments)
changedDocuments = s_changedDocumentsDeleter.setObject( changedDocuments, new TQPtrList<DocumentImpl>() );
if (b && !m_docChanged)
changedDocuments->append(this);
else if (!b && m_docChanged)
changedDocuments->remove(this);
m_docChanged = b;
}
void DocumentImpl::recalcStyle( StyleChange change )
{
// qDebug("recalcStyle(%p)", this);
// TQTime qt;
// qt.start();
if (m_inStyleRecalc)
return; // Guard against re-entrancy. -dwh
m_inStyleRecalc = true;
if( !m_render ) goto bail_out;
if ( change == Force ) {
RenderStyle* oldStyle = m_render->style();
if ( oldStyle ) oldStyle->ref();
RenderStyle* _style = new RenderStyle();
_style->setDisplay(BLOCK);
_style->setVisuallyOrdered( visuallyOrdered );
// ### make the font stuff _really_ work!!!!
khtml::FontDef fontDef;
TQFont f = KGlobalSettings::generalFont();
fontDef.family = f.family();
fontDef.italic = f.italic();
fontDef.weight = f.weight();
if (m_view) {
const KHTMLSettings *settings = m_view->part()->settings();
TQString stdfont = settings->stdFontName();
if ( !stdfont.isEmpty() )
fontDef.family = stdfont;
fontDef.size = m_styleSelector->fontSizes()[3];
}
//kdDebug() << "DocumentImpl::attach: setting to charset " << settings->charset() << endl;
_style->setFontDef(fontDef);
_style->htmlFont().update( paintDeviceMetrics() );
if ( inCompatMode() )
_style->setHtmlHacks(true); // enable html specific rendering tricks
StyleChange ch = diff( _style, oldStyle );
if(m_render && ch != NoChange)
m_render->setStyle(_style);
else
delete _style;
if ( change != Force )
change = ch;
if (oldStyle)
oldStyle->deref();
}
NodeImpl *n;
for (n = _first; n; n = n->nextSibling())
if ( change>= Inherit || n->hasChangedChild() || n->changed() )
n->recalcStyle( change );
//kdDebug( 6020 ) << "TIME: recalcStyle() dt=" << qt.elapsed() << endl;
if (changed() && m_view)
m_view->layout();
bail_out:
setChanged( false );
setHasChangedChild( false );
setDocumentChanged( false );
m_inStyleRecalc = false;
}
void DocumentImpl::updateRendering()
{
if (!hasChangedChild()) return;
// TQTime time;
// time.start();
// kdDebug() << "UPDATERENDERING: "<<endl;
StyleChange change = NoChange;
#if 0
if ( m_styleSelectorDirty ) {
recalcStyleSelector();
change = Force;
}
#endif
recalcStyle( change );
// kdDebug() << "UPDATERENDERING time used="<<time.elapsed()<<endl;
}
void DocumentImpl::updateDocumentsRendering()
{
if (!changedDocuments)
return;
while ( !changedDocuments->isEmpty() ) {
changedDocuments->first();
DocumentImpl* it = changedDocuments->take();
if (it->isDocumentChanged())
it->updateRendering();
}
}
void DocumentImpl::updateLayout()
{
bool oldIgnore = m_ignorePendingStylesheets;
if (!haveStylesheetsLoaded()) {
m_ignorePendingStylesheets = true;
updateStyleSelector();
}
updateRendering();
// Only do a layout if changes have occurred that make it necessary.
if (m_view && renderer() && renderer()->needsLayout())
m_view->layout();
m_ignorePendingStylesheets = oldIgnore;
}
void DocumentImpl::attach()
{
assert(!attached());
if ( m_view )
setPaintDevice( m_view );
if (!m_renderArena)
m_renderArena.reset(new RenderArena());
// Create the rendering tree
assert(!m_styleSelector);
m_styleSelector = new CSSStyleSelector( this, m_usersheet, m_styleSheets, m_url,
!inCompatMode() );
m_render = new (m_renderArena.get()) RenderCanvas(this, m_view);
m_styleSelector->computeFontSizes(paintDeviceMetrics(), m_view ? m_view->part()->zoomFactor() : 100);
recalcStyle( Force );
RenderObject* render = m_render;
m_render = 0;
NodeBaseImpl::attach();
m_render = render;
}
void DocumentImpl::detach()
{
RenderObject* render = m_render;
// indicate destruction mode, i.e. attached() but m_render == 0
m_render = 0;
delete m_tokenizer;
m_tokenizer = 0;
// Empty out these lists as a performance optimization
m_imageLoadEventDispatchSoonList.clear();
m_imageLoadEventDispatchingList.clear();
NodeBaseImpl::detach();
if ( render )
render->detach();
m_view = 0;
m_renderArena.reset();
}
void DocumentImpl::setVisuallyOrdered()
{
visuallyOrdered = true;
if (m_render)
m_render->style()->setVisuallyOrdered(true);
}
void DocumentImpl::setSelection(NodeImpl* s, int sp, NodeImpl* e, int ep)
{
if ( m_render )
static_cast<RenderCanvas*>(m_render)->setSelection(s->renderer(),sp,e->renderer(),ep);
}
void DocumentImpl::clearSelection()
{
if ( m_render )
static_cast<RenderCanvas*>(m_render)->clearSelection();
}
khtml::Tokenizer *DocumentImpl::createTokenizer()
{
return new khtml::XMLTokenizer(docPtr(),m_view);
}
void DocumentImpl::setPaintDevice( TQPaintDevice *dev )
{
if (m_paintDevice != dev) {
m_paintDevice = dev;
delete m_paintDeviceMetrics;
m_paintDeviceMetrics = new TQPaintDeviceMetrics( dev );
}
}
void DocumentImpl::open( bool clearEventListeners )
{
if (parsing()) return;
if (m_tokenizer)
close();
delete m_tokenizer;
m_tokenizer = 0;
KHTMLView* view = m_view;
bool was_attached = attached();
if ( was_attached )
detach();
removeChildren();
delete m_styleSelector;
m_styleSelector = 0;
m_view = view;
if ( was_attached )
attach();
if (clearEventListeners)
m_windowEventListeners.clear();
m_tokenizer = createTokenizer();
m_decoderMibEnum = 0;
connect(m_tokenizer,TQT_SIGNAL(finishedParsing()),this,TQT_SIGNAL(finishedParsing()));
m_tokenizer->begin();
}
HTMLElementImpl* DocumentImpl::body()
{
NodeImpl *de = documentElement();
if (!de)
return 0;
// try to prefer a FRAMESET element over BODY
NodeImpl* body = 0;
for (NodeImpl* i = de->firstChild(); i; i = i->nextSibling()) {
if (i->id() == ID_FRAMESET)
return static_cast<HTMLElementImpl*>(i);
if (i->id() == ID_BODY)
body = i;
}
return static_cast<HTMLElementImpl *>(body);
}
void DocumentImpl::close( )
{
if (parsing() || !m_tokenizer) return;
if ( m_render )
m_render->close();
// on an explicit document.close(), the tokenizer might still be waiting on scripts,
// and in that case we don't want to destroy it because that will prevent the
// scripts from getting processed.
if (m_tokenizer && !m_tokenizer->isWaitingForScripts() && !m_tokenizer->isExecutingScript()) {
delete m_tokenizer;
m_tokenizer = 0;
}
if (m_view)
m_view->part()->checkEmitLoadEvent();
}
void DocumentImpl::write( const DOMString &text )
{
write(text.string());
}
void DocumentImpl::write( const TQString &text )
{
if (!m_tokenizer) {
open();
if (m_view)
m_view->part()->resetFromScript();
m_tokenizer->setAutoClose();
write(TQString::tqfromLatin1("<html>"));
}
m_tokenizer->write(text, false);
}
void DocumentImpl::writeln( const DOMString &text )
{
write(text);
write(DOMString("\n"));
}
void DocumentImpl::finishParsing ( )
{
if(m_tokenizer)
m_tokenizer->finish();
}
void DocumentImpl::setUserStyleSheet( const TQString& sheet )
{
if ( m_usersheet != sheet ) {
m_usersheet = sheet;
updateStyleSelector();
}
}
CSSStyleSheetImpl* DocumentImpl::elementSheet()
{
if (!m_elemSheet) {
m_elemSheet = new CSSStyleSheetImpl(this, baseURL().url() );
m_elemSheet->ref();
}
return m_elemSheet;
}
void DocumentImpl::determineParseMode( const TQString &/*str*/ )
{
// For XML documents, use strict parse mode
pMode = Strict;
hMode = XHtml;
kdDebug(6020) << " using strict parseMode" << endl;
}
NodeImpl *DocumentImpl::nextFocusNode(NodeImpl *fromNode)
{
unsigned short fromTabIndex;
if (!fromNode) {
// No starting node supplied; begin with the top of the document
NodeImpl *n;
int lowestTabIndex = 65535;
for (n = this; n != 0; n = n->traverseNextNode()) {
if (n->isTabFocusable()) {
if ((n->tabIndex() > 0) && (n->tabIndex() < lowestTabIndex))
lowestTabIndex = n->tabIndex();
}
}
if (lowestTabIndex == 65535)
lowestTabIndex = 0;
// Go to the first node in the document that has the desired tab index
for (n = this; n != 0; n = n->traverseNextNode()) {
if (n->isTabFocusable() && (n->tabIndex() == lowestTabIndex))
return n;
}
return 0;
}
else {
fromTabIndex = fromNode->tabIndex();
}
if (fromTabIndex == 0) {
// Just need to find the next selectable node after fromNode (in document order) that doesn't have a tab index
NodeImpl *n = fromNode->traverseNextNode();
while (n && !(n->isTabFocusable() && n->tabIndex() == 0))
n = n->traverseNextNode();
return n;
}
else {
// Find the lowest tab index out of all the nodes except fromNode, that is greater than or equal to fromNode's
// tab index. For nodes with the same tab index as fromNode, we are only interested in those that come after
// fromNode in document order.
// If we don't find a suitable tab index, the next focus node will be one with a tab index of 0.
unsigned short lowestSuitableTabIndex = 65535;
NodeImpl *n;
bool reachedFromNode = false;
for (n = this; n != 0; n = n->traverseNextNode()) {
if (n->isTabFocusable() &&
((reachedFromNode && (n->tabIndex() >= fromTabIndex)) ||
(!reachedFromNode && (n->tabIndex() > fromTabIndex))) &&
(n->tabIndex() < lowestSuitableTabIndex) &&
(n != fromNode)) {
// We found a selectable node with a tab index at least as high as fromNode's. Keep searching though,
// as there may be another node which has a lower tab index but is still suitable for use.
lowestSuitableTabIndex = n->tabIndex();
}
if (n == fromNode)
reachedFromNode = true;
}
if (lowestSuitableTabIndex == 65535) {
// No next node with a tab index -> just take first node with tab index of 0
NodeImpl *n = this;
while (n && !(n->isTabFocusable() && n->tabIndex() == 0))
n = n->traverseNextNode();
return n;
}
// Search forwards from fromNode
for (n = fromNode->traverseNextNode(); n != 0; n = n->traverseNextNode()) {
if (n->isTabFocusable() && (n->tabIndex() == lowestSuitableTabIndex))
return n;
}
// The next node isn't after fromNode, start from the beginning of the document
for (n = this; n != fromNode; n = n->traverseNextNode()) {
if (n->isTabFocusable() && (n->tabIndex() == lowestSuitableTabIndex))
return n;
}
assert(false); // should never get here
return 0;
}
}
NodeImpl *DocumentImpl::previousFocusNode(NodeImpl *fromNode)
{
NodeImpl *lastNode = this;
while (lastNode->lastChild())
lastNode = lastNode->lastChild();
if (!fromNode) {
// No starting node supplied; begin with the very last node in the document
NodeImpl *n;
int highestTabIndex = 0;
for (n = lastNode; n != 0; n = n->traversePreviousNode()) {
if (n->isTabFocusable()) {
if (n->tabIndex() == 0)
return n;
else if (n->tabIndex() > highestTabIndex)
highestTabIndex = n->tabIndex();
}
}
// No node with a tab index of 0; just go to the last node with the highest tab index
for (n = lastNode; n != 0; n = n->traversePreviousNode()) {
if (n->isTabFocusable() && (n->tabIndex() == highestTabIndex))
return n;
}
return 0;
}
else {
unsigned short fromTabIndex = fromNode->tabIndex();
if (fromTabIndex == 0) {
// Find the previous selectable node before fromNode (in document order) that doesn't have a tab index
NodeImpl *n = fromNode->traversePreviousNode();
while (n && !(n->isTabFocusable() && n->tabIndex() == 0))
n = n->traversePreviousNode();
if (n)
return n;
// No previous nodes with a 0 tab index, go to the last node in the document that has the highest tab index
int highestTabIndex = 0;
for (n = this; n != 0; n = n->traverseNextNode()) {
if (n->isTabFocusable() && (n->tabIndex() > highestTabIndex))
highestTabIndex = n->tabIndex();
}
if (highestTabIndex == 0)
return 0;
for (n = lastNode; n != 0; n = n->traversePreviousNode()) {
if (n->isTabFocusable() && (n->tabIndex() == highestTabIndex))
return n;
}
assert(false); // should never get here
return 0;
}
else {
// Find the lowest tab index out of all the nodes except fromNode, that is less than or equal to fromNode's
// tab index. For nodes with the same tab index as fromNode, we are only interested in those before
// fromNode.
// If we don't find a suitable tab index, then there will be no previous focus node.
unsigned short highestSuitableTabIndex = 0;
NodeImpl *n;
bool reachedFromNode = false;
for (n = this; n != 0; n = n->traverseNextNode()) {
if (n->isTabFocusable() &&
((!reachedFromNode && (n->tabIndex() <= fromTabIndex)) ||
(reachedFromNode && (n->tabIndex() < fromTabIndex))) &&
(n->tabIndex() > highestSuitableTabIndex) &&
(n != fromNode)) {
// We found a selectable node with a tab index no higher than fromNode's. Keep searching though, as
// there may be another node which has a higher tab index but is still suitable for use.
highestSuitableTabIndex = n->tabIndex();
}
if (n == fromNode)
reachedFromNode = true;
}
if (highestSuitableTabIndex == 0) {
// No previous node with a tab index. Since the order specified by HTML is nodes with tab index > 0
// first, this means that there is no previous node.
return 0;
}
// Search backwards from fromNode
for (n = fromNode->traversePreviousNode(); n != 0; n = n->traversePreviousNode()) {
if (n->isTabFocusable() && (n->tabIndex() == highestSuitableTabIndex))
return n;
}
// The previous node isn't before fromNode, start from the end of the document
for (n = lastNode; n != fromNode; n = n->traversePreviousNode()) {
if (n->isTabFocusable() && (n->tabIndex() == highestSuitableTabIndex))
return n;
}
assert(false); // should never get here
return 0;
}
}
}
ElementImpl* DocumentImpl::findAccessKeyElement(TQChar c)
{
c = c.upper();
for( NodeImpl* n = this;
n != NULL;
n = n->traverseNextNode()) {
if( n->isElementNode()) {
ElementImpl* en = static_cast< ElementImpl* >( n );
DOMString s = en->getAttribute( ATTR_ACCESSKEY );
if( s.length() == 1
&& s[ 0 ].upper() == c )
return en;
}
}
return NULL;
}
int DocumentImpl::nodeAbsIndex(NodeImpl *node)
{
assert(node->getDocument() == this);
int absIndex = 0;
for (NodeImpl *n = node; n && n != this; n = n->traversePreviousNode())
absIndex++;
return absIndex;
}
NodeImpl *DocumentImpl::nodeWithAbsIndex(int absIndex)
{
NodeImpl *n = this;
for (int i = 0; n && (i < absIndex); i++) {
n = n->traverseNextNode();
}
return n;
}
void DocumentImpl::processHttpEquiv(const DOMString &equiv, const DOMString &content)
{
assert(!equiv.isNull() && !content.isNull());
KHTMLView *v = getDocument()->view();
if(strcasecmp(equiv, "refresh") == 0 && v && v->part()->metaRefreshEnabled())
{
// get delay and url
TQString str = content.string().stripWhiteSpace();
int pos = str.tqfind(TQRegExp("[;,]"));
if ( pos == -1 )
pos = str.tqfind(TQRegExp("[ \t]"));
bool ok = false;
int delay = kMax( 0, content.implementation()->toInt(&ok) );
if ( !ok && str.length() && str[0] == '.' )
ok = true;
if (pos == -1) // There can be no url (David)
{
if(ok)
v->part()->scheduleRedirection(delay, v->part()->url().url() );
} else {
pos++;
while(pos < (int)str.length() && str[pos].isSpace()) pos++;
str = str.mid(pos);
if(str.tqfind("url", 0, false ) == 0) str = str.mid(3);
str = str.stripWhiteSpace();
if ( str.length() && str[0] == '=' ) str = str.mid( 1 ).stripWhiteSpace();
while(str.length() &&
(str[str.length()-1] == ';' || str[str.length()-1] == ','))
str.setLength(str.length()-1);
str = parseURL( DOMString(str) ).string();
TQString newURL = getDocument()->completeURL( str );
if ( ok )
v->part()->scheduleRedirection(delay, getDocument()->completeURL( str ), delay < 2 || newURL == URL().url());
}
}
else if(strcasecmp(equiv, "expires") == 0)
{
bool relative = false;
TQString str = content.string().stripWhiteSpace();
time_t expire_date = KRFCDate::parseDate(str);
if (!expire_date)
{
expire_date = str.toULong();
relative = true;
}
if (!expire_date)
expire_date = 1; // expire now
if (m_docLoader)
m_docLoader->setExpireDate(expire_date, relative);
}
else if(v && (strcasecmp(equiv, "pragma") == 0 || strcasecmp(equiv, "cache-control") == 0))
{
TQString str = content.string().lower().stripWhiteSpace();
KURL url = v->part()->url();
if ((str == "no-cache") && url.protocol().startsWith("http"))
{
KIO::http_update_cache(url, true, 0);
}
}
else if( (strcasecmp(equiv, "set-cookie") == 0))
{
// ### make setCookie work on XML documents too; e.g. in case of <html:meta .....>
HTMLDocumentImpl *d = static_cast<HTMLDocumentImpl *>(this);
d->setCookie(content);
}
else if (strcasecmp(equiv, "default-style") == 0) {
// HTML 4.0 14.3.2
// http://www.hixie.ch/tests/evil/css/import/main/preferred.html
m_preferredStylesheetSet = content;
updateStyleSelector();
}
else if (strcasecmp(equiv, "content-language") == 0) {
m_contentLanguage = content.string();
}
}
bool DocumentImpl::prepareMouseEvent( bool readonly, int _x, int _y, MouseEvent *ev )
{
if ( m_render ) {
assert(m_render->isCanvas());
RenderObject::NodeInfo renderInfo(readonly, ev->type == MousePress);
bool isInside = m_render->layer()->nodeAtPoint(renderInfo, _x, _y);
ev->innerNode = renderInfo.innerNode();
ev->innerNonSharedNode = renderInfo.innerNonSharedNode();
if (renderInfo.URLElement()) {
assert(renderInfo.URLElement()->isElementNode());
//qDebug("urlnode: %s (%d)", getTagName(renderInfo.URLElement()->id()).string().latin1(), renderInfo.URLElement()->id());
ElementImpl* e = static_cast<ElementImpl*>(renderInfo.URLElement());
DOMString href = khtml::parseURL(e->getAttribute(ATTR_HREF));
DOMString target = e->getAttribute(ATTR_TARGET);
if (!target.isNull() && !href.isNull()) {
ev->target = target;
ev->url = href;
}
else
ev->url = href;
}
if (!readonly)
updateRendering();
return isInside;
}
return false;
}
// DOM Section 1.1.1
bool DocumentImpl::childTypeAllowed( unsigned short type )
{
switch (type) {
case Node::ATTRIBUTE_NODE:
case Node::CDATA_SECTION_NODE:
case Node::DOCUMENT_FRAGMENT_NODE:
case Node::DOCUMENT_NODE:
case Node::ENTITY_NODE:
case Node::ENTITY_REFERENCE_NODE:
case Node::NOTATION_NODE:
case Node::TEXT_NODE:
// case Node::XPATH_NAMESPACE_NODE:
return false;
case Node::COMMENT_NODE:
case Node::PROCESSING_INSTRUCTION_NODE:
return true;
case Node::DOCUMENT_TYPE_NODE:
case Node::ELEMENT_NODE:
// Documents may contain no more than one of each of these.
// (One Element and one DocumentType.)
for (NodeImpl* c = firstChild(); c; c = c->nextSibling())
if (c->nodeType() == type)
return false;
return true;
}
return false;
}
NodeImpl *DocumentImpl::cloneNode ( bool /*deep*/ )
{
// Spec says cloning Document nodes is "implementation dependent"
// so we do not support it...
return 0;
}
typedef const char* (*NameLookupFunction)(unsigned short id);
typedef int (*IdLookupFunction)(const char *tagStr, int len);
NodeImpl::Id DocumentImpl::getId( NodeImpl::IdType _type, DOMStringImpl* _nsURI, DOMStringImpl *_prefix,
DOMStringImpl *_name, bool readonly, bool /*lookupHTML*/, int *pExceptioncode)
{
/*kdDebug() << "DocumentImpl::getId( type: " << _type << ", uri: " << DOMString(_nsURI).string()
<< ", prefix: " << DOMString(_prefix).string() << ", name: " << DOMString(_name).string()
<< ", readonly: " << readonly
<< ", lookupHTML: " << lookupHTML
<< ", exceptions: " << (pExceptioncode ? "yes" : "no")
<< " )" << endl;*/
if(!_name) return 0;
IdNameMapping *map;
IdLookupFunction lookup;
switch (_type) {
case NodeImpl::ElementId:
map = m_elementMap;
lookup = getTagID;
break;
case NodeImpl::AttributeId:
map = m_attrMap;
lookup = getAttrID;
break;
case NodeImpl::NamespaceId:
if( strcasecmp(_name, XHTML_NAMESPACE) == 0)
return xhtmlNamespace;
if( _name->l == 0)
return emptyNamespace;
// defaultNamespace handled by "if (!_name) return 0"
map = m_namespaceMap;
lookup = 0;
break;
default:
return 0;
}
// Names and attributes with ""
if (_name->l == 0) return 0;
NodeImpl::Id id, nsid = 0;
TQConstString n(_name->s, _name->l);
bool cs = true; // case sensitive
if (_type != NodeImpl::NamespaceId) {
if (_nsURI)
nsid = getId( NodeImpl::NamespaceId, 0, 0, _nsURI, false, false, 0 ) << 16;
// Each document maintains a mapping of tag name -> id for every tag name encountered
// in the document.
cs = (htmlMode() == XHtml) || (_nsURI && _type != NodeImpl::AttributeId);
// First see if it's a HTML element name
// xhtml is lower case - case sensitive, easy to implement
if ( cs && (id = lookup(n.string().ascii(), _name->l)) ) {
map->addAlias(_prefix, _name, cs, id);
return nsid + id;
}
// compatibility: upper case - case insensitive
if ( !cs && (id = lookup(n.string().lower().ascii(), _name->l )) ) {
map->addAlias(_prefix, _name, cs, id);
return nsid + id;
}
}
// Look in the names array for the name
// compatibility mode has to lookup upper case
TQString name = cs ? n.string() : n.string().upper();
if (!_nsURI) {
id = (NodeImpl::Id)(long) map->ids.tqfind( name );
if (!id && _type != NodeImpl::NamespaceId) {
id = (NodeImpl::Id)(long) map->ids.tqfind( "aliases: " + name );
}
} else {
id = (NodeImpl::Id)(long) map->ids.tqfind( name );
if (!readonly && id && _prefix && _prefix->l) {
// we were called in registration mode... check if the alias exists
TQConstString px( _prefix->s, _prefix->l );
TQString qn("aliases: " + (cs ? px.string() : px.string().upper()) + ":" + name);
if (!map->ids.tqfind( qn )) {
map->ids.insert( qn, (void*)id );
}
}
}
if (id) return nsid + id;
// unknown
if (readonly) return 0;
if ( pExceptioncode && _type != NodeImpl::NamespaceId && !Element::khtmlValidQualifiedName(_name)) {
*pExceptioncode = DOMException::INVALID_CHARACTER_ERR;
return 0;
}
// Name not found, so let's add it
NodeImpl::Id cid = map->count++ + map->idStart;
map->names.insert( cid, _name );
_name->ref();
map->ids.insert( name, (void*)cid );
// and register an alias if needed for DOM1 methods compatibility
map->addAlias(_prefix, _name, cs, cid);
return nsid + cid;
}
NodeImpl::Id DocumentImpl::getId( NodeImpl::IdType _type, DOMStringImpl *_nodeName, bool readonly, bool lookupHTML, int *pExceptioncode)
{
return getId(_type, 0, 0, _nodeName, readonly, lookupHTML, pExceptioncode);
}
DOMString DocumentImpl::getName( NodeImpl::IdType _type, NodeImpl::Id _id ) const
{
IdNameMapping *map;
NameLookupFunction lookup;
bool hasNS = (namespacePart(_id) != defaultNamespace);
switch (_type) {
case NodeImpl::ElementId:
map = m_elementMap;
lookup = getTagName;
break;
case NodeImpl::AttributeId:
map = m_attrMap;
lookup = getAttrName;
break;
case NodeImpl::NamespaceId:
if( _id == xhtmlNamespace )
return XHTML_NAMESPACE;
else
if( _id == emptyNamespace )
return DOMString("");
else
if ( _id == defaultNamespace )
return DOMString();
map = m_namespaceMap;
lookup = 0;
break;
default:
return DOMString();;
}
_id = localNamePart(_id) ;
if (_id >= map->idStart) {
return map->names[_id];
}
else if (lookup) {
// ### put them in a cache
if (hasNS)
return DOMString(lookup(_id)).lower();
else
return lookup(_id);
} else
return DOMString();
}
// This method is called whenever a top-level stylesheet has finished loading.
void DocumentImpl::styleSheetLoaded()
{
// Make sure we knew this sheet was pending, and that our count isn't out of sync.
assert(m_pendingStylesheets > 0);
m_pendingStylesheets--;
updateStyleSelector();
}
DOMString DocumentImpl::selectedStylesheetSet() const
{
if (!view()) return DOMString();
return view()->part()->d->m_sheetUsed;
}
void DocumentImpl::setSelectedStylesheetSet(const DOMString& s)
{
// this code is evil
if (view() && view()->part()->d->m_sheetUsed != s.string()) {
view()->part()->d->m_sheetUsed = s.string();
updateStyleSelector();
}
}
void DocumentImpl::addStyleSheet(StyleSheetImpl *sheet, int *exceptioncode)
{
int excode = 0;
if (!m_addedStyleSheets) {
m_addedStyleSheets = new StyleSheetListImpl;
m_addedStyleSheets->ref();
}
m_addedStyleSheets->add(sheet);
if (sheet->isCSSStyleSheet()) updateStyleSelector();
if (exceptioncode) *exceptioncode = excode;
}
void DocumentImpl::removeStyleSheet(StyleSheetImpl *sheet, int *exceptioncode)
{
int excode = 0;
bool removed = false;
bool is_css = sheet->isCSSStyleSheet();
if (m_addedStyleSheets) {
bool in_main_list = !sheet->hasOneRef();
removed = m_addedStyleSheets->styleSheets.removeRef(sheet);
sheet->deref();
if (m_addedStyleSheets->styleSheets.count() == 0) {
bool reset = m_addedStyleSheets->hasOneRef();
m_addedStyleSheets->deref();
if (reset) m_addedStyleSheets = 0;
}
// remove from main list, too
if (in_main_list) m_styleSheets->remove(sheet);
}
if (removed) {
if (is_css) updateStyleSelector();
} else
excode = DOMException::NOT_FOUND_ERR;
if (exceptioncode) *exceptioncode = excode;
}
void DocumentImpl::updateStyleSelector(bool shallow)
{
// kdDebug() << "PENDING " << m_pendingStylesheets << endl;
// Don't bother updating, since we haven't loaded all our style info yet.
if (m_pendingStylesheets > 0)
return;
if (shallow)
rebuildStyleSelector();
else
recalcStyleSelector();
recalcStyle(Force);
#if 0
m_styleSelectorDirty = true;
#endif
if ( renderer() )
renderer()->setNeedsLayoutAndMinMaxRecalc();
}
void DocumentImpl::recalcStyleSelector()
{
if ( !m_render || !attached() ) return;
assert(m_pendingStylesheets==0);
TQPtrList<StyleSheetImpl> oldStyleSheets = m_styleSheets->styleSheets;
m_styleSheets->styleSheets.clear();
TQString sheetUsed = view() ? view()->part()->d->m_sheetUsed.replace("&&", "&") : TQString();
bool autoselect = sheetUsed.isEmpty();
if (autoselect && !m_preferredStylesheetSet.isEmpty())
sheetUsed = m_preferredStylesheetSet.string();
NodeImpl *n;
for (int i=0 ; i<2 ; i++) {
m_availableSheets.clear();
m_availableSheets << i18n("Basic Page Style");
bool canResetSheet = false;
for (n = this; n; n = n->traverseNextNode()) {
StyleSheetImpl *sheet = 0;
if (n->nodeType() == Node::PROCESSING_INSTRUCTION_NODE)
{
// Processing instruction (XML documents only)
ProcessingInstructionImpl* pi = static_cast<ProcessingInstructionImpl*>(n);
sheet = pi->sheet();
if (!sheet && !pi->localHref().isEmpty())
{
// Processing instruction with reference to an element in this document - e.g.
// <?xml-stylesheet href="#mystyle">, with the element
// <foo id="mystyle">heading { color: red; }</foo> at some location in
// the document
ElementImpl* elem = getElementById(pi->localHref());
if (elem) {
DOMString sheetText("");
NodeImpl *c;
for (c = elem->firstChild(); c; c = c->nextSibling()) {
if (c->nodeType() == Node::TEXT_NODE || c->nodeType() == Node::CDATA_SECTION_NODE)
sheetText += c->nodeValue();
}
CSSStyleSheetImpl *cssSheet = new CSSStyleSheetImpl(this);
cssSheet->parseString(sheetText);
pi->setStyleSheet(cssSheet);
sheet = cssSheet;
}
}
}
else if (n->isHTMLElement() && ( n->id() == ID_LINK || n->id() == ID_STYLE) ) {
TQString title;
if ( n->id() == ID_LINK ) {
HTMLLinkElementImpl* l = static_cast<HTMLLinkElementImpl*>(n);
if (l->isCSSStyleSheet()) {
sheet = l->sheet();
if (sheet || l->isLoading() || l->isAlternate() )
title = l->getAttribute(ATTR_TITLE).string();
if ((autoselect || title != sheetUsed) && l->isDisabled()) {
sheet = 0;
} else if (!title.isEmpty() && !l->isAlternate() && sheetUsed.isEmpty()) {
sheetUsed = title;
l->setDisabled(false);
}
}
}
else {
// <STYLE> element
HTMLStyleElementImpl* s = static_cast<HTMLStyleElementImpl*>(n);
if (!s->isLoading()) {
sheet = s->sheet();
if (sheet) title = s->getAttribute(ATTR_TITLE).string();
}
if (!title.isEmpty() && sheetUsed.isEmpty())
sheetUsed = title;
}
if ( !title.isEmpty() ) {
if ( title != sheetUsed )
sheet = 0; // don't use it
title = title.replace('&', "&&");
if ( !m_availableSheets.contains( title ) )
m_availableSheets.append( title );
}
}
else if (n->isHTMLElement() && n->id() == ID_BODY) {
// <BODY> element (doesn't contain styles as such but vlink="..." and friends
// are treated as style declarations)
sheet = static_cast<HTMLBodyElementImpl*>(n)->sheet();
}
if (sheet) {
sheet->ref();
m_styleSheets->styleSheets.append(sheet);
}
// For HTML documents, stylesheets are not allowed within/after the <BODY> tag. So we
// can stop searching here.
if (isHTMLDocument() && n->id() == ID_BODY) {
canResetSheet = !canResetSheet;
break;
}
}
// we're done if we don't select an alternative sheet
// or we found the sheet we selected
if (sheetUsed.isEmpty() ||
(!canResetSheet && tokenizer()) ||
m_availableSheets.contains(sheetUsed)) {
break;
}
// the alternative sheet we used doesn't exist anymore
// so try from scratch again
if (view())
view()->part()->d->m_sheetUsed = TQString::null;
if (!m_preferredStylesheetSet.isEmpty() && !(sheetUsed == m_preferredStylesheetSet))
sheetUsed = m_preferredStylesheetSet.string();
else
sheetUsed = TQString::null;
autoselect = true;
}
// Include programmatically added style sheets
if (m_addedStyleSheets) {
TQPtrListIterator<StyleSheetImpl> it = m_addedStyleSheets->styleSheets;
for (; *it; ++it) {
if ((*it)->isCSSStyleSheet() && !(*it)->disabled())
m_styleSheets->add(*it);
}
}
// De-reference all the stylesheets in the old list
TQPtrListIterator<StyleSheetImpl> it(oldStyleSheets);
for (; it.current(); ++it)
it.current()->deref();
rebuildStyleSelector();
}
void DocumentImpl::rebuildStyleSelector()
{
// Create a new style selector
delete m_styleSelector;
TQString usersheet = m_usersheet;
if ( m_view && m_view->mediaType() == "print" )
usersheet += m_printSheet;
m_styleSelector = new CSSStyleSelector( this, usersheet, m_styleSheets, m_url,
!inCompatMode() );
m_styleSelectorDirty = false;
}
void DocumentImpl::setHoverNode(NodeImpl *newHoverNode)
{
NodeImpl* oldHoverNode = m_hoverNode;
if (newHoverNode ) newHoverNode->ref();
m_hoverNode = newHoverNode;
if ( oldHoverNode ) oldHoverNode->deref();
}
void DocumentImpl::setActiveNode(NodeImpl* newActiveNode)
{
NodeImpl* oldActiveNode = m_activeNode;
if (newActiveNode ) newActiveNode->ref();
m_activeNode = newActiveNode;
if ( oldActiveNode ) oldActiveNode->deref();
}
void DocumentImpl::setFocusNode(NodeImpl *newFocusNode)
{
// don't process focus changes while detaching
if( !m_render ) return;
// We do want to blur if a widget is being detached,
// but we don't want to emit events since that
// triggers updateLayout() and may recurse detach()
bool widgetDetach = m_focusNode && m_focusNode != this &&
m_focusNode->renderer() && !m_focusNode->renderer()->parent();
// Make sure newFocusNode is actually in this document
if (newFocusNode && (newFocusNode->getDocument() != this))
return;
if (m_focusNode != newFocusNode) {
NodeImpl *oldFocusNode = m_focusNode;
// Set focus on the new node
m_focusNode = newFocusNode;
// Remove focus from the existing focus node (if any)
if (oldFocusNode) {
if (oldFocusNode->active())
oldFocusNode->setActive(false);
oldFocusNode->setFocus(false);
if (!widgetDetach) {
oldFocusNode->dispatchHTMLEvent(EventImpl::BLUR_EVENT,false,false);
oldFocusNode->dispatchUIEvent(EventImpl::DOMFOCUSOUT_EVENT);
}
if ((oldFocusNode == this) && oldFocusNode->hasOneRef()) {
oldFocusNode->deref(); // deletes this
return;
}
else {
oldFocusNode->deref();
}
}
if (m_focusNode) {
m_focusNode->ref();
m_focusNode->dispatchHTMLEvent(EventImpl::FOCUS_EVENT,false,false);
if (m_focusNode != newFocusNode) return;
m_focusNode->dispatchUIEvent(EventImpl::DOMFOCUSIN_EVENT);
if (m_focusNode != newFocusNode) return;
m_focusNode->setFocus();
if (m_focusNode != newFocusNode) return;
// eww, I suck. set the qt focus correctly
// ### find a better place in the code for this
if (view()) {
if (!m_focusNode->renderer() || !m_focusNode->renderer()->isWidget())
view()->setFocus();
else if (static_cast<RenderWidget*>(m_focusNode->renderer())->widget())
{
if (view()->isVisible())
static_cast<RenderWidget*>(m_focusNode->renderer())->widget()->setFocus();
}
}
} else {
//We're blurring. Better clear the Qt focus/give it to the view...
if (view())
view()->setFocus();
}
if (!widgetDetach)
updateRendering();
}
}
void DocumentImpl::setCSSTarget(NodeImpl* n)
{
if (n == m_cssTarget)
return;
if (m_cssTarget) {
m_cssTarget->setChanged();
m_cssTarget->deref();
}
m_cssTarget = n;
if (n) {
n->setChanged();
n->ref();
}
}
void DocumentImpl::attachNodeIterator(NodeIteratorImpl *ni)
{
m_nodeIterators.append(ni);
}
void DocumentImpl::detachNodeIterator(NodeIteratorImpl *ni)
{
m_nodeIterators.remove(ni);
}
void DocumentImpl::notifyBeforeNodeRemoval(NodeImpl *n)
{
TQPtrListIterator<NodeIteratorImpl> it(m_nodeIterators);
for (; it.current(); ++it)
it.current()->notifyBeforeNodeRemoval(n);
}
bool DocumentImpl::isURLAllowed(const TQString& url) const
{
KHTMLPart *thisPart = part();
KURL newURL(completeURL(url));
newURL.setRef(TQString::null);
if (KHTMLFactory::defaultHTMLSettings()->isAdFiltered( newURL.url() ))
return false;
// Prohibit non-file URLs if we are asked to.
if (!thisPart || thisPart->onlyLocalReferences() && newURL.protocol() != "file" && newURL.protocol() != "data")
return false;
// do we allow this suburl ?
if ( !kapp || (newURL.protocol() != "javascript" && !kapp->authorizeURLAction("redirect", thisPart->url(), newURL)) )
return false;
// We allow one level of self-reference because some sites depend on that.
// But we don't allow more than one.
bool foundSelfReference = false;
for (KHTMLPart *part = thisPart; part; part = part->parentPart()) {
KURL partURL = part->url();
partURL.setRef(TQString::null);
if (partURL == newURL) {
if (foundSelfReference)
return false;
foundSelfReference = true;
}
}
return true;
}
void DocumentImpl::setDesignMode(bool b)
{
if (part())
part()->setEditable(b);
}
bool DocumentImpl::designMode() const
{
return part() ? part()->isEditable() : false;
}
EventImpl *DocumentImpl::createEvent(const DOMString &eventType, int &exceptioncode)
{
if (eventType == "UIEvents" || eventType == "UIEvent")
return new UIEventImpl();
else if (eventType == "MouseEvents" || eventType == "MouseEvent")
return new MouseEventImpl();
else if (eventType == "TextEvent")
return new TextEventImpl();
else if (eventType == "KeyboardEvent")
return new KeyboardEventImpl();
else if (eventType == "MutationEvents" || eventType == "MutationEvent")
return new MutationEventImpl();
else if (eventType == "HTMLEvents" || eventType == "Events" ||
eventType == "HTMLEvent" || eventType == "Event")
return new EventImpl();
else {
exceptioncode = DOMException::NOT_SUPPORTED_ERR;
return 0;
}
}
CSSStyleDeclarationImpl *DocumentImpl::getOverrideStyle(ElementImpl* /*elt*/, DOMStringImpl* /*pseudoElt*/)
{
return 0; // ###
}
void DocumentImpl::abort()
{
if (m_inSyncLoad) {
m_inSyncLoad = false;
kapp->exit_loop();
}
if (m_loadingXMLDoc)
m_loadingXMLDoc->deref(this);
m_loadingXMLDoc = 0;
}
void DocumentImpl::load(const DOMString &uri)
{
if (m_inSyncLoad) {
m_inSyncLoad = false;
kapp->exit_loop();
}
m_hadLoadError = false;
if (m_loadingXMLDoc)
m_loadingXMLDoc->deref(this);
// Use the document loader to retrieve the XML file. We use CachedCSSStyleSheet because
// this is an easy way to retrieve an arbitrary text file... it is not specific to
// stylesheets.
// ### Note: By loading the XML document this way we do not get the proper decoding
// of the data retrieved from the server based on the character set, as happens with
// HTML files. Need to look into a way of using the decoder in CachedCSSStyleSheet.
m_docLoading = true;
m_loadingXMLDoc = m_docLoader->requestStyleSheet(uri.string(),TQString(),"text/xml");
if (!m_loadingXMLDoc) {
m_docLoading = false;
return;
}
m_loadingXMLDoc->ref(this);
if (!m_async && m_docLoading) {
m_inSyncLoad = true;
kapp->enter_loop();
}
}
void DocumentImpl::loadXML(const DOMString &source)
{
open(false);
write(source);
finishParsing();
close();
dispatchHTMLEvent(EventImpl::LOAD_EVENT,false,false);
}
void DocumentImpl::setStyleSheet(const DOM::DOMString &url, const DOM::DOMString &sheet, const DOM::DOMString &charset)
{
if (!m_hadLoadError) {
m_url = url.string();
loadXML(sheet);
}
m_docLoading = false;
if (m_inSyncLoad) {
m_inSyncLoad = false;
kapp->exit_loop();
}
assert(m_loadingXMLDoc != 0);
m_loadingXMLDoc->deref(this);
m_loadingXMLDoc = 0;
}
void DocumentImpl::error(int err, const TQString &text)
{
m_docLoading = false;
if (m_inSyncLoad) {
m_inSyncLoad = false;
kapp->exit_loop();
}
m_hadLoadError = true;
int exceptioncode = 0;
EventImpl *evt = new EventImpl(EventImpl::ERROR_EVENT,false,false);
if (err != 0)
evt->setMessage(KIO::buildErrorString(err,text));
else
evt->setMessage(text);
evt->ref();
dispatchEvent(evt,exceptioncode,true);
evt->deref();
assert(m_loadingXMLDoc != 0);
m_loadingXMLDoc->deref(this);
m_loadingXMLDoc = 0;
}
void DocumentImpl::defaultEventHandler(EventImpl *evt)
{
// if any html event listeners are registered on the window, then dispatch them here
if (!m_windowEventListeners.listeners || evt->propagationStopped())
return;
TQValueList<RegisteredEventListener>::iterator it;
//Grab a copy in case of clear
TQValueList<RegisteredEventListener> listeners = *m_windowEventListeners.listeners;
Event ev(evt);
for (it = listeners.begin(); it != listeners.end(); ++it) {
//Check to make sure it didn't get removed. KDE4: use Java-style iterators
if (!m_windowEventListeners.stillContainsListener(*it))
continue;
if ((*it).id == evt->id()) {
// currentTarget must be 0 in khtml for kjs_events to set "this" correctly.
// (this is how we identify events dispatched to the window, like window.onmousedown)
// ## currentTarget is unimplemented in IE, and is "window" in Mozilla (how? not a DOM node)
evt->setCurrentTarget(0);
(*it).listener->handleEvent(ev);
}
}
}
void DocumentImpl::setHTMLWindowEventListener(int id, EventListener *listener)
{
m_windowEventListeners.setHTMLEventListener(id, listener);
}
EventListener *DocumentImpl::getHTMLWindowEventListener(int id)
{
return m_windowEventListeners.getHTMLEventListener(id);
}
void DocumentImpl::addWindowEventListener(int id, EventListener *listener, const bool useCapture)
{
m_windowEventListeners.addEventListener(id, listener, useCapture);
}
void DocumentImpl::removeWindowEventListener(int id, EventListener *listener, bool useCapture)
{
m_windowEventListeners.removeEventListener(id, listener, useCapture);
}
bool DocumentImpl::hasWindowEventListener(int id)
{
return m_windowEventListeners.hasEventListener(id);
}
EventListener *DocumentImpl::createHTMLEventListener(const TQString& code, const TQString& name, NodeImpl* node)
{
return part() ? part()->createHTMLEventListener(code, name, node) : 0;
}
void DocumentImpl::dispatchImageLoadEventSoon(HTMLImageElementImpl *image)
{
m_imageLoadEventDispatchSoonList.append(image);
if (!m_imageLoadEventTimer) {
m_imageLoadEventTimer = startTimer(0);
}
}
void DocumentImpl::removeImage(HTMLImageElementImpl *image)
{
// Remove instances of this image from both lists.
// Use loops because we allow multiple instances to get into the lists.
while (m_imageLoadEventDispatchSoonList.removeRef(image)) { }
while (m_imageLoadEventDispatchingList.removeRef(image)) { }
if (m_imageLoadEventDispatchSoonList.isEmpty() && m_imageLoadEventTimer) {
killTimer(m_imageLoadEventTimer);
m_imageLoadEventTimer = 0;
}
}
void DocumentImpl::dispatchImageLoadEventsNow()
{
// need to avoid re-entering this function; if new dispatches are
// scheduled before the parent finishes processing the list, they
// will set a timer and eventually be processed
if (!m_imageLoadEventDispatchingList.isEmpty()) {
return;
}
if (m_imageLoadEventTimer) {
killTimer(m_imageLoadEventTimer);
m_imageLoadEventTimer = 0;
}
m_imageLoadEventDispatchingList = m_imageLoadEventDispatchSoonList;
m_imageLoadEventDispatchSoonList.clear();
for (TQPtrListIterator<HTMLImageElementImpl> it(m_imageLoadEventDispatchingList); it.current(); ) {
HTMLImageElementImpl* image = it.current();
// Must advance iterator *before* dispatching call.
// Otherwise, it might be advanced automatically if dispatching the call had a side effect
// of destroying the current HTMLImageElementImpl, and then we would advance past the *next*
// item, missing one altogether.
++it;
image->dispatchLoadEvent();
}
m_imageLoadEventDispatchingList.clear();
}
void DocumentImpl::timerEvent(TQTimerEvent *)
{
dispatchImageLoadEventsNow();
}
void DocumentImpl::setDecoderCodec(const TQTextCodec *codec)
{
m_decoderMibEnum = codec->mibEnum();
}
ElementImpl *DocumentImpl::ownerElement() const
{
KHTMLPart *childPart = part();
if (!childPart)
return 0;
ChildFrame *childFrame = childPart->d->m_frame;
if (!childFrame)
return 0;
RenderPart *renderPart = childFrame->m_frame;
if (!renderPart)
return 0;
return static_cast<ElementImpl *>(renderPart->element());
}
DOMString DocumentImpl::domain() const
{
if ( m_domain.isEmpty() ) // not set yet (we set it on demand to save time and space)
m_domain = URL().host(); // Initially set to the host
return m_domain;
}
void DocumentImpl::setDomain(const DOMString &newDomain)
{
if ( m_domain.isEmpty() ) // not set yet (we set it on demand to save time and space)
m_domain = URL().host().lower(); // Initially set to the host
if ( m_domain.isEmpty() /*&& part() && part()->openedByJS()*/ )
m_domain = newDomain.lower();
// Both NS and IE specify that changing the domain is only allowed when
// the new domain is a suffix of the old domain.
int oldLength = m_domain.length();
int newLength = newDomain.length();
if ( newLength < oldLength ) // e.g. newDomain=kde.org (7) and m_domain=www.kde.org (11)
{
DOMString test = m_domain.copy();
DOMString reference = newDomain.lower();
if ( test[oldLength - newLength - 1] == '.' ) // Check that it's a subdomain, not e.g. "de.org"
{
test.remove( 0, oldLength - newLength ); // now test is "kde.org" from m_domain
if ( test == reference ) // and we check that it's the same thing as newDomain
m_domain = reference;
}
}
}
DOMString DocumentImpl::toString() const
{
DOMString result;
for (NodeImpl *child = firstChild(); child != NULL; child = child->nextSibling()) {
result += child->toString();
}
return result;
}
KHTMLPart* DOM::DocumentImpl::part() const
{
// ### TODO: make this independent from a KHTMLView one day.
return view() ? view()->part() : 0;
}
NodeListImpl::Cache* DOM::DocumentImpl::acquireCachedNodeListInfo(
NodeListImpl::CacheFactory* factory, NodeImpl* base, int type)
{
//### might want to flush the dict when the version number
//changes
NodeListImpl::CacheKey key(base, type);
//Check to see if we have this sort of item cached.
NodeListImpl::Cache* cached =
(type == NodeListImpl::UNCACHEABLE) ? 0 : m_nodeListCache.tqfind(key.hash());
if (cached) {
if (cached->key == key) {
cached->ref(); //Add the nodelist's reference
return cached;
} else {
//Conflict. Drop our reference to the old item.
cached->deref();
}
}
//Nothing to reuse, make a new item.
NodeListImpl::Cache* newInfo = factory();
newInfo->key = key;
newInfo->clear(this);
newInfo->ref(); //Add the nodelist's reference
if (type != NodeListImpl::UNCACHEABLE) {
newInfo->ref(); //Add the cache's reference
m_nodeListCache.replace(key.hash(), newInfo);
}
return newInfo;
}
void DOM::DocumentImpl::releaseCachedNodeListInfo(NodeListImpl::Cache* entry)
{
entry->deref();
}
// ----------------------------------------------------------------------------
DocumentFragmentImpl::DocumentFragmentImpl(DocumentImpl *doc) : NodeBaseImpl(doc)
{
}
DocumentFragmentImpl::DocumentFragmentImpl(const DocumentFragmentImpl &other)
: NodeBaseImpl(other)
{
}
DOMString DocumentFragmentImpl::nodeName() const
{
return "#document-fragment";
}
unsigned short DocumentFragmentImpl::nodeType() const
{
return Node::DOCUMENT_FRAGMENT_NODE;
}
// DOM Section 1.1.1
bool DocumentFragmentImpl::childTypeAllowed( unsigned short type )
{
switch (type) {
case Node::ELEMENT_NODE:
case Node::PROCESSING_INSTRUCTION_NODE:
case Node::COMMENT_NODE:
case Node::TEXT_NODE:
case Node::CDATA_SECTION_NODE:
case Node::ENTITY_REFERENCE_NODE:
return true;
break;
default:
return false;
}
}
DOMString DocumentFragmentImpl::toString() const
{
DOMString result;
for (NodeImpl *child = firstChild(); child != NULL; child = child->nextSibling()) {
result += child->toString();
}
return result;
}
NodeImpl *DocumentFragmentImpl::cloneNode ( bool deep )
{
DocumentFragmentImpl *clone = new DocumentFragmentImpl( docPtr() );
if (deep)
cloneChildNodes(clone);
return clone;
}
// ----------------------------------------------------------------------------
DocumentTypeImpl::DocumentTypeImpl(DOMImplementationImpl *implementation, DocumentImpl *doc,
const DOMString &qualifiedName, const DOMString &publicId,
const DOMString &systemId)
: NodeImpl(doc), m_implementation(implementation),
m_qualifiedName(qualifiedName), m_publicId(publicId), m_systemId(systemId)
{
m_implementation->ref();
m_entities = 0;
m_notations = 0;
// if doc is 0, it is not attached to a document and / or
// therefore does not provide entities or notations. (DOM Level 3)
}
DocumentTypeImpl::~DocumentTypeImpl()
{
m_implementation->deref();
if (m_entities)
m_entities->deref();
if (m_notations)
m_notations->deref();
}
void DocumentTypeImpl::copyFrom(const DocumentTypeImpl& other)
{
m_qualifiedName = other.m_qualifiedName;
m_publicId = other.m_publicId;
m_systemId = other.m_systemId;
m_subset = other.m_subset;
}
DOMString DocumentTypeImpl::toString() const
{
DOMString result = "<!DOCTYPE";
result += m_qualifiedName;
if (!m_publicId.isEmpty()) {
result += " PUBLIC \"";
result += m_publicId;
result += "\" \"";
result += m_systemId;
result += "\"";
} else if (!m_systemId.isEmpty()) {
result += " SYSTEM \"";
result += m_systemId;
result += "\"";
}
if (!m_subset.isEmpty()) {
result += " [";
result += m_subset;
result += "]";
}
result += ">";
return result;
}
DOMString DocumentTypeImpl::nodeName() const
{
return name();
}
unsigned short DocumentTypeImpl::nodeType() const
{
return Node::DOCUMENT_TYPE_NODE;
}
// DOM Section 1.1.1
bool DocumentTypeImpl::childTypeAllowed( unsigned short /*type*/ )
{
return false;
}
NodeImpl *DocumentTypeImpl::cloneNode ( bool /*deep*/ )
{
// Spec says cloning Document nodes is "implementation dependent"
// so we do not support it...
return 0;
}
DOMStringImpl* DocumentTypeImpl::textContent() const
{
return 0;
}
void DocumentTypeImpl::setTextContent( const DOMString&, int& )
{}
NamedNodeMapImpl * DocumentTypeImpl::entities() const
{
if ( !m_entities ) {
m_entities = new GenericRONamedNodeMapImpl( docPtr() );
m_entities->ref();
}
return m_entities;
}
NamedNodeMapImpl * DocumentTypeImpl::notations() const
{
if ( !m_notations ) {
m_notations = new GenericRONamedNodeMapImpl( docPtr() );
m_notations->ref();
}
return m_notations;
}
#include "dom_docimpl.moc"
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