WebCore/dom/StaticNodeList.cpp

   1 /*
   2  * Copyright (C) 2007 Apple Inc. All rights reserved.
   3  *
   4  * Redistribution and use in source and binary forms, with or without
   5  * modification, are permitted provided that the following conditions
   6  * are met:
   7  *
   8  * 1.  Redistributions of source code must retain the above copyright
   9  *     notice, this list of conditions and the following disclaimer.
  10  * 2.  Redistributions in binary form must reproduce the above copyright
  11  *     notice, this list of conditions and the following disclaimer in the
  12  *     documentation and/or other materials provided with the distribution.
  13  * 3.  Neither the name of Apple Computer, Inc. ("Apple") nor the names of
  14  *     its contributors may be used to endorse or promote products derived
  15  *     from this software without specific prior written permission.
  16  *
  17  * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY
  18  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
  19  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
  20  * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY
  21  * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
  22  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
  23  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
  24  * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  25  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
  26  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  27  */
  28
  29 #include "config.h"
  30 #include "StaticNodeList.h"
  31
  32 #include "Element.h"
  33
  34 namespace WebCore {
  35
  36 unsigned StaticNodeList::length() const
  37 {
  38     return m_nodes.size();
  39 }
  40
  41 Node* StaticNodeList::item(unsigned index) const
  42 {
  43     if (index < m_nodes.size())
  44         return m_nodes[index].get();
  45     return 0;
  46 }
  47
  48 Node* StaticNodeList::itemWithName(const AtomicString& elementId) const
  49 {
  50     size_t length = m_nodes.size();
  51     for (size_t i = 0; i < length; ++i) {
  52         Node* node = m_nodes[i].get();
  53         if (node->isElementNode() && static_cast<Element*>(node)->getIDAttribute() == elementId)
  54             return node;
  55     }
  56
  57     return 0;
  58 }
  59
  60 } // namespace WebCore