📄 dom_doc.cpp
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/* * This file is part of the DOM implementation for KDE. * * (C) 1999 Lars Knoll (knoll@kde.org) * * 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 "dom/dom_xml.h"#include "dom/dom2_range.h"#include "dom/dom2_events.h"#include "dom/dom2_views.h"#include "dom/dom2_traversal.h"#include "dom/html_document.h"#include "html/html_documentimpl.h"#include "xml/dom_docimpl.h"#include "xml/dom_elementimpl.h"#include <kdebug.h>namespace DOM {DOMImplementation::DOMImplementation(){ impl = 0;}DOMImplementation::DOMImplementation(const DOMImplementation &other){ impl = other.impl; if (impl) impl->ref();}DOMImplementation::DOMImplementation(DOMImplementationImpl *i){ impl = i; if (impl) impl->ref();}DOMImplementation &DOMImplementation::operator = (const DOMImplementation &other){ if ( impl != other.impl ) { if (impl) impl->deref(); impl = other.impl; if (impl) impl->ref(); } return *this;}DOMImplementation::~DOMImplementation(){ if (impl) impl->deref();}bool DOMImplementation::hasFeature( const DOMString &feature, const DOMString &version ){ if (!impl) return false; // ### enable throw DOMException(DOMException::NOT_FOUND_ERR); return impl->hasFeature(feature,version);}DocumentType DOMImplementation::createDocumentType ( const DOMString &qualifiedName, const DOMString &publicId, const DOMString &systemId ){ if (!impl) throw DOMException(DOMException::NOT_FOUND_ERR); int exceptioncode = 0; DocumentTypeImpl *r = impl->createDocumentType(qualifiedName, publicId, systemId, exceptioncode); if ( exceptioncode ) throw DOMException( exceptioncode ); return r;}Document DOMImplementation::createDocument ( const DOMString &namespaceURI, const DOMString &qualifiedName, const DocumentType &doctype ){ if (!impl) throw DOMException(DOMException::NOT_FOUND_ERR); int exceptioncode = 0; DocumentImpl *r = impl->createDocument(namespaceURI, qualifiedName, doctype, exceptioncode ); if ( exceptioncode ) throw DOMException( exceptioncode ); return r;}HTMLDocument DOMImplementation::createHTMLDocument( const DOMString& title ){ if (!impl) throw DOMException(DOMException::NOT_FOUND_ERR); HTMLDocumentImpl* r = impl->createHTMLDocument( 0 /* ### create a view otherwise it doesn't work */); r->open(); r->write(QString::fromLatin1("<HTML><HEAD><TITLE>") + title.string() + QString::fromLatin1("</TITLE></HEAD>")); return r;}DOMImplementation DOMImplementation::getInterface(const DOMString &feature) const{ if (!impl) throw DOMException(DOMException::NOT_FOUND_ERR); return impl->getInterface(feature);}CSSStyleSheet DOMImplementation::createCSSStyleSheet(const DOMString &title, const DOMString &media){ if (!impl) throw DOMException(DOMException::NOT_FOUND_ERR); int exceptioncode = 0; CSSStyleSheetImpl *r = impl->createCSSStyleSheet(title.implementation(), media.implementation(), exceptioncode); if ( exceptioncode ) throw DOMException( exceptioncode ); return r;}DOMImplementationImpl *DOMImplementation::handle() const{ return impl;}bool DOMImplementation::isNull() const{ return (impl == 0);}// ----------------------------------------------------------------------------Document::Document() : Node(){ // we always want an implementation impl = DOMImplementationImpl::instance()->createDocument(); impl->ref();}Document::Document(bool create) : Node(){ if(create) { impl = DOMImplementationImpl::instance()->createDocument(); impl->ref(); } else impl = 0;// kdDebug(6090) << "Document::Document(bool)" << endl;}Document::Document(const Document &other) : Node(other){// kdDebug(6090) << "Document::Document(Document &)" << endl;}Document::Document(DocumentImpl *i) : Node(i){// kdDebug(6090) << "Document::Document(DocumentImpl)" << endl;}Document &Document::operator = (const Node &other){ NodeImpl* ohandle = other.handle(); if ( impl != ohandle ) { if (!ohandle || ohandle->nodeType() != DOCUMENT_NODE) { if ( impl ) impl->deref(); impl = 0; } else { Node::operator =(other); } } return *this;}Document &Document::operator = (const Document &other){ Node::operator =(other); return *this;}Document::~Document(){// kdDebug(6090) << "Document::~Document\n" << endl;}DocumentType Document::doctype() const{ if (impl) return ((DocumentImpl *)impl)->doctype(); return 0;}DOMImplementation Document::implementation() const{ if (impl) return ((DocumentImpl *)impl)->implementation(); return 0;}Element Document::documentElement() const{ if (impl) return ((DocumentImpl *)impl)->documentElement(); return 0;}Element Document::createElement( const DOMString &tagName ){ if (!impl) throw DOMException(DOMException::NOT_FOUND_ERR); int exceptioncode = 0; ElementImpl* r = ((DocumentImpl *)impl)->createElement(tagName, &exceptioncode); if ( exceptioncode ) throw DOMException( exceptioncode ); return r;}Element Document::createElementNS( const DOMString &namespaceURI, const DOMString &qualifiedName ){ if (!impl) throw DOMException(DOMException::NOT_FOUND_ERR); int exceptioncode = 0; ElementImpl* r = ((DocumentImpl *)impl)->createElementNS(namespaceURI,qualifiedName, &exceptioncode); if ( exceptioncode ) throw DOMException( exceptioncode ); return r;}DocumentFragment Document::createDocumentFragment( ){ if (impl) return ((DocumentImpl *)impl)->createDocumentFragment(); return 0;}Text Document::createTextNode( const DOMString &data ){ if (impl) return ((DocumentImpl *)impl)->createTextNode( data.implementation() ); return 0;}Comment Document::createComment( const DOMString &data ){ if (impl) return ((DocumentImpl *)impl)->createComment( data.implementation() ); return 0;}CDATASection Document::createCDATASection( const DOMString &data ){ // ### DOM1 spec says raise exception if html documents - what about XHTML documents? if (impl) return ((DocumentImpl *)impl)->createCDATASection( data.implementation() ); return 0;}ProcessingInstruction Document::createProcessingInstruction( const DOMString &target, const DOMString &data ){ if (impl) return ((DocumentImpl *)impl)->createProcessingInstruction( target, data.implementation() ); return 0;}Attr Document::createAttribute( const DOMString &name ){ if (!impl) throw DOMException(DOMException::NOT_FOUND_ERR); if (name.isNull()) throw DOMException(DOMException::NOT_FOUND_ERR); int exceptioncode = 0; AttrImpl* a = impl->getDocument()->createAttribute(name, &exceptioncode); if ( exceptioncode ) throw DOMException( exceptioncode ); return a;}Attr Document::createAttributeNS( const DOMString &namespaceURI, const DOMString &qualifiedName ){ if (!impl) throw DOMException(DOMException::NOT_FOUND_ERR); if (qualifiedName.isNull()) throw DOMException(DOMException::NAMESPACE_ERR); int exceptioncode = 0; AttrImpl* a = impl->getDocument()->createAttributeNS(namespaceURI, qualifiedName, &exceptioncode); if ( exceptioncode ) throw DOMException( exceptioncode ); return a;}EntityReference Document::createEntityReference( const DOMString &name ){ if (impl) return ((DocumentImpl *)impl)->createEntityReference( name ); return 0;}Element Document::getElementById( const DOMString &elementId ) const{ if(impl) return ((DocumentImpl *)impl)->getElementById( elementId ); return 0;}NodeList Document::getElementsByTagName( const DOMString &tagName ){ if (!impl) return 0; NodeImpl::Id id; if ( tagName == "*" ) id = 0; else id = impl->getDocument()->getId(NodeImpl::ElementId, tagName.implementation(), false, true); return new TagNodeListImpl( impl, id );}NodeList Document::getElementsByTagNameNS( const DOMString &namespaceURI, const DOMString &localName ){ if (!impl) return 0; return new TagNodeListImpl( impl, namespaceURI, localName );}Node Document::importNode( const Node & importedNode, bool deep ){ if (!impl) throw DOMException(DOMException::INVALID_STATE_ERR); int exceptioncode = 0; NodeImpl *r = static_cast<DocumentImpl*>(impl)->importNode(importedNode.handle(), deep, exceptioncode); if (exceptioncode) throw DOMException(exceptioncode); return r;⌨️ 快捷键说明
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