diff options
Diffstat (limited to 'unoxml/source/dom/attr.cxx')
-rw-r--r-- | unoxml/source/dom/attr.cxx | 274 |
1 files changed, 274 insertions, 0 deletions
diff --git a/unoxml/source/dom/attr.cxx b/unoxml/source/dom/attr.cxx new file mode 100644 index 000000000000..ddfbe21fdf2f --- /dev/null +++ b/unoxml/source/dom/attr.cxx @@ -0,0 +1,274 @@ +/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ +/************************************************************************* + * + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. + * + * Copyright 2000, 2010 Oracle and/or its affiliates. + * + * OpenOffice.org - a multi-platform office productivity suite + * + * This file is part of OpenOffice.org. + * + * OpenOffice.org is free software: you can redistribute it and/or modify + * it under the terms of the GNU Lesser General Public License version 3 + * only, as published by the Free Software Foundation. + * + * OpenOffice.org 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 Lesser General Public License version 3 for more details + * (a copy is included in the LICENSE file that accompanied this code). + * + * You should have received a copy of the GNU Lesser General Public License + * version 3 along with OpenOffice.org. If not, see + * <http://www.openoffice.org/license.html> + * for a copy of the LGPLv3 License. + * + ************************************************************************/ + +#include <attr.hxx> + +#include <string.h> + +#include <boost/shared_ptr.hpp> + +#include <com/sun/star/xml/dom/DOMException.hdl> +#include <com/sun/star/xml/dom/events/XMutationEvent.hpp> + +#include <document.hxx> + + +namespace DOM +{ + CAttr::CAttr(CDocument const& rDocument, ::osl::Mutex const& rMutex, + xmlAttrPtr const pAttr) + : CAttr_Base(rDocument, rMutex, + NodeType_ATTRIBUTE_NODE, reinterpret_cast<xmlNodePtr>(pAttr)) + , m_aAttrPtr(pAttr) + { + } + + xmlNsPtr CAttr::GetNamespace(xmlNodePtr const pNode) + { + if (!m_pNamespace.get()) { + return 0; + } + xmlChar const*const pUri(reinterpret_cast<xmlChar const*>( + m_pNamespace->first.getStr())); + xmlChar const*const pPrefix(reinterpret_cast<xmlChar const*>( + m_pNamespace->second.getStr())); + xmlNsPtr pNs = xmlSearchNs(pNode->doc, pNode, pPrefix); + if (pNs && (0 != xmlStrcmp(pNs->href, pUri))) { + return pNs; + } + pNs = xmlNewNs(pNode, pUri, pPrefix); + if (pNs) { + return pNs; + } + pNs = xmlSearchNsByHref(pNode->doc, pNode, pUri); + // if (!pNs) hmm... now what? throw? + if (!pNs) { OSL_TRACE("CAtttr: cannot create namespace"); } + return pNs; + } + + bool CAttr::IsChildTypeAllowed(NodeType const nodeType) + { + switch (nodeType) { + case NodeType_TEXT_NODE: + case NodeType_ENTITY_REFERENCE_NODE: + return true; + default: + return false; + } + } + + OUString SAL_CALL CAttr::getNodeName() + throw (RuntimeException) + { + return getName(); + } + OUString SAL_CALL CAttr::getNodeValue() + throw (RuntimeException) + { + return getValue(); + } + OUString SAL_CALL CAttr::getLocalName() + throw (RuntimeException) + { + return getName(); + } + + + /** + Returns the name of this attribute. + */ + OUString SAL_CALL CAttr::getName() throw (RuntimeException) + { + ::osl::MutexGuard const g(m_rMutex); + + if ((0 == m_aNodePtr) || (0 == m_aAttrPtr)) { + return ::rtl::OUString(); + } + OUString const aName((char*)m_aAttrPtr->name, + strlen((char*)m_aAttrPtr->name), RTL_TEXTENCODING_UTF8); + return aName; + } + + /** + The Element node this attribute is attached to or null if this + attribute is not in use. + */ + Reference< XElement > SAL_CALL CAttr::getOwnerElement() + throw (RuntimeException) + { + ::osl::MutexGuard const g(m_rMutex); + + if ((0 == m_aNodePtr) || (0 == m_aAttrPtr)) { + return 0; + } + if (0 == m_aAttrPtr->parent) { + return 0; + } + Reference< XElement > const xRet( + static_cast< XNode* >(GetOwnerDocument().GetCNode( + m_aAttrPtr->parent).get()), + UNO_QUERY_THROW); + return xRet; + } + + /** + If this attribute was explicitly given a value in the original + document, this is true; otherwise, it is false. + */ + sal_Bool SAL_CALL CAttr::getSpecified() + throw (RuntimeException) + { + // FIXME if this DOM implemenatation supported DTDs it would need + // to check that this attribute is not default or something + return sal_True; + } + + /** + On retrieval, the value of the attribute is returned as a string. + */ + OUString SAL_CALL CAttr::getValue() + throw (RuntimeException) + { + ::osl::MutexGuard const g(m_rMutex); + + if ((0 == m_aNodePtr) || (0 == m_aAttrPtr)) { + return ::rtl::OUString(); + } + if (0 == m_aAttrPtr->children) { + return ::rtl::OUString(); + } + char const*const pContent((m_aAttrPtr->children) + ? reinterpret_cast<char const*>(m_aAttrPtr->children->content) + : ""); + OUString const ret(pContent, strlen(pContent), RTL_TEXTENCODING_UTF8); + return ret; + } + + /** + Sets the value of the attribute from a string. + */ + void SAL_CALL CAttr::setValue(const OUString& value) + throw (RuntimeException, DOMException) + { + ::osl::ClearableMutexGuard guard(m_rMutex); + + if ((0 == m_aNodePtr) || (0 == m_aAttrPtr)) { + return; + } + + // remember old value (for mutation event) + OUString sOldValue = getValue(); + + OString o1 = OUStringToOString(value, RTL_TEXTENCODING_UTF8); + xmlChar* xValue = (xmlChar*)o1.getStr(); + // xmlChar* xName = OUStringToOString(m_aAttrPtr->name, RTL_TEXTENCODING_UTF8).getStr(); + // this does not work if the attribute was created anew + // xmlNodePtr pNode = m_aAttrPtr->parent; + // xmlSetProp(pNode, m_aAttrPtr->name, xValue); + ::boost::shared_ptr<xmlChar const> const buffer( + xmlEncodeEntitiesReentrant(m_aAttrPtr->doc, xValue), xmlFree); + xmlFreeNodeList(m_aAttrPtr->children); + m_aAttrPtr->children = + xmlStringGetNodeList(m_aAttrPtr->doc, buffer.get()); + xmlNodePtr tmp = m_aAttrPtr->children; + while (tmp != NULL) { + tmp->parent = (xmlNodePtr) m_aNodePtr; + tmp->doc = m_aAttrPtr->doc; + if (tmp->next == NULL) + m_aNodePtr->last = tmp; + tmp = tmp->next; + } + + // dispatch DOM events to signal change in attribute value + // dispatch DomAttrModified + DOMSubtreeModified + OUString sEventName( RTL_CONSTASCII_USTRINGPARAM("DOMAttrModified") ); + Reference< XDocumentEvent > docevent(getOwnerDocument(), UNO_QUERY); + Reference< XMutationEvent > event(docevent->createEvent(sEventName),UNO_QUERY); + event->initMutationEvent( + sEventName, sal_True, sal_False, + Reference<XNode>( static_cast<XAttr*>( this ) ), + sOldValue, value, getName(), AttrChangeType_MODIFICATION ); + + guard.clear(); // release mutex before calling event handlers + + dispatchEvent(Reference< XEvent >(event, UNO_QUERY)); + dispatchSubtreeModified(); + } + + void SAL_CALL CAttr::setPrefix(const OUString& prefix) + throw (RuntimeException, DOMException) + { + ::osl::MutexGuard const g(m_rMutex); + + if (!m_aNodePtr) { return; } + + if (m_pNamespace.get()) { + OSL_ASSERT(!m_aNodePtr->parent); + m_pNamespace->second = + OUStringToOString(prefix, RTL_TEXTENCODING_UTF8); + } else { + CNode::setPrefix(prefix); + } + } + + OUString SAL_CALL CAttr::getPrefix() + throw (RuntimeException) + { + ::osl::MutexGuard const g(m_rMutex); + + if (!m_aNodePtr) { return ::rtl::OUString(); } + + if (m_pNamespace.get()) { + OSL_ASSERT(!m_aNodePtr->parent); + OUString const ret(::rtl::OStringToOUString( + m_pNamespace->second, RTL_TEXTENCODING_UTF8)); + return ret; + } else { + return CNode::getPrefix(); + } + } + + OUString SAL_CALL CAttr::getNamespaceURI() + throw (RuntimeException) + { + ::osl::MutexGuard const g(m_rMutex); + + if (!m_aNodePtr) { return ::rtl::OUString(); } + + if (m_pNamespace.get()) { + OSL_ASSERT(!m_aNodePtr->parent); + OUString const ret(::rtl::OStringToOUString( + m_pNamespace->first, RTL_TEXTENCODING_UTF8)); + return ret; + } else { + return CNode::getNamespaceURI(); + } + } +} + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |