1/* 2 * Copyright (c) 2009 Google 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 are 6 * met: 7 * 8 * * Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * * Redistributions in binary form must reproduce the above 11 * copyright notice, this list of conditions and the following disclaimer 12 * in the documentation and/or other materials provided with the 13 * distribution. 14 * * Neither the name of Google Inc. nor the names of its 15 * contributors may be used to endorse or promote products derived from 16 * this software without specific prior written permission. 17 * 18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 19 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 20 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 21 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 22 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 23 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 24 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 28 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 29 */ 30 31#include "config.h" 32#include "ReplaceNodeWithSpanCommand.h" 33 34#include "htmlediting.h" 35#include "HTMLElement.h" 36#include "HTMLNames.h" 37 38#include <wtf/Assertions.h> 39 40namespace WebCore { 41 42using namespace HTMLNames; 43 44ReplaceNodeWithSpanCommand::ReplaceNodeWithSpanCommand(PassRefPtr<HTMLElement> element) 45 : SimpleEditCommand(element->document()) 46 , m_elementToReplace(element) 47{ 48 ASSERT(m_elementToReplace); 49} 50 51static void swapInNodePreservingAttributesAndChildren(HTMLElement* newNode, HTMLElement* nodeToReplace) 52{ 53 ASSERT(nodeToReplace->inDocument()); 54 RefPtr<ContainerNode> parentNode = nodeToReplace->parentNode(); 55 56 // FIXME: Fix this to send the proper MutationRecords when MutationObservers are present. 57 newNode->cloneDataFromElement(*nodeToReplace); 58 NodeVector children; 59 getChildNodes(nodeToReplace, children); 60 for (size_t i = 0; i < children.size(); ++i) 61 newNode->appendChild(children[i], ASSERT_NO_EXCEPTION); 62 63 parentNode->insertBefore(newNode, nodeToReplace, ASSERT_NO_EXCEPTION); 64 parentNode->removeChild(nodeToReplace, ASSERT_NO_EXCEPTION); 65} 66 67void ReplaceNodeWithSpanCommand::doApply() 68{ 69 if (!m_elementToReplace->inDocument()) 70 return; 71 if (!m_spanElement) 72 m_spanElement = createHTMLElement(m_elementToReplace->document(), spanTag); 73 swapInNodePreservingAttributesAndChildren(m_spanElement.get(), m_elementToReplace.get()); 74} 75 76void ReplaceNodeWithSpanCommand::doUnapply() 77{ 78 if (!m_spanElement->inDocument()) 79 return; 80 swapInNodePreservingAttributesAndChildren(m_elementToReplace.get(), m_spanElement.get()); 81} 82 83#ifndef NDEBUG 84void ReplaceNodeWithSpanCommand::getNodesInCommand(HashSet<Node*>& nodes) 85{ 86 addNodeAndDescendants(m_elementToReplace.get(), nodes); 87 addNodeAndDescendants(m_spanElement.get(), nodes); 88} 89#endif 90 91} // namespace WebCore 92