1 /************************************************************************* 2 * 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * Copyright 2000, 2010 Oracle and/or its affiliates. 6 * 7 * OpenOffice.org - a multi-platform office productivity suite 8 * 9 * This file is part of OpenOffice.org. 10 * 11 * OpenOffice.org is free software: you can redistribute it and/or modify 12 * it under the terms of the GNU Lesser General Public License version 3 13 * only, as published by the Free Software Foundation. 14 * 15 * OpenOffice.org is distributed in the hope that it will be useful, 16 * but WITHOUT ANY WARRANTY; without even the implied warranty of 17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 18 * GNU Lesser General Public License version 3 for more details 19 * (a copy is included in the LICENSE file that accompanied this code). 20 * 21 * You should have received a copy of the GNU Lesser General Public License 22 * version 3 along with OpenOffice.org. If not, see 23 * <http://www.openoffice.org/license.html> 24 * for a copy of the LGPLv3 License. 25 * 26 ************************************************************************/ 27 28 #include <childlist.hxx> 29 30 #include <libxml/tree.h> 31 32 #include <node.hxx> 33 #include <document.hxx> 34 35 36 namespace DOM 37 { 38 CChildList::CChildList(::rtl::Reference<CNode> const& pBase, 39 ::osl::Mutex & rMutex) 40 : m_pNode(pBase) 41 , m_rMutex(rMutex) 42 { 43 } 44 45 /** 46 The number of nodes in the list. 47 */ 48 sal_Int32 SAL_CALL CChildList::getLength() throw (RuntimeException) 49 { 50 ::osl::MutexGuard const g(m_rMutex); 51 52 sal_Int32 length = 0; 53 if (m_pNode != NULL) 54 { 55 xmlNodePtr cur = m_pNode->GetNodePtr(); 56 if (0 != cur) { 57 cur = cur->children; 58 } 59 while (cur != NULL) 60 { 61 length++; 62 cur = cur->next; 63 } 64 } 65 return length; 66 67 } 68 /** 69 Returns the indexth item in the collection. 70 */ 71 Reference< XNode > SAL_CALL CChildList::item(sal_Int32 index) 72 throw (RuntimeException) 73 { 74 ::osl::MutexGuard const g(m_rMutex); 75 76 if (m_pNode != NULL) 77 { 78 xmlNodePtr cur = m_pNode->GetNodePtr(); 79 if (0 != cur) { 80 cur = cur->children; 81 } 82 while (cur != NULL) 83 { 84 if (index-- == 0) { 85 return Reference< XNode >( 86 m_pNode->GetOwnerDocument().GetCNode(cur).get()); 87 } 88 cur = cur->next; 89 } 90 } 91 return 0; 92 } 93 } 94