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 "core/editing/ReplaceNodeWithSpanCommand.h" 33 34#include "bindings/core/v8/ExceptionStatePlaceholder.h" 35#include "core/HTMLNames.h" 36#include "core/editing/htmlediting.h" 37#include "core/html/HTMLElement.h" 38#include "core/html/HTMLSpanElement.h" 39#include "wtf/Assertions.h" 40 41namespace blink { 42 43using namespace HTMLNames; 44 45ReplaceNodeWithSpanCommand::ReplaceNodeWithSpanCommand(PassRefPtrWillBeRawPtr<HTMLElement> element) 46 : SimpleEditCommand(element->document()) 47 , m_elementToReplace(element) 48{ 49 ASSERT(m_elementToReplace); 50} 51 52static void swapInNodePreservingAttributesAndChildren(HTMLElement* newElement, HTMLElement& elementToReplace) 53{ 54 ASSERT(elementToReplace.inDocument()); 55 RefPtrWillBeRawPtr<ContainerNode> parentNode = elementToReplace.parentNode(); 56 parentNode->insertBefore(newElement, &elementToReplace); 57 58 NodeVector children; 59 getChildNodes(elementToReplace, children); 60 for (size_t i = 0; i < children.size(); ++i) 61 newElement->appendChild(children[i]); 62 63 // FIXME: Fix this to send the proper MutationRecords when MutationObservers are present. 64 newElement->cloneDataFromElement(elementToReplace); 65 66 parentNode->removeChild(&elementToReplace, ASSERT_NO_EXCEPTION); 67} 68 69void ReplaceNodeWithSpanCommand::doApply() 70{ 71 if (!m_elementToReplace->inDocument()) 72 return; 73 if (!m_spanElement) 74 m_spanElement = toHTMLSpanElement(createHTMLElement(m_elementToReplace->document(), spanTag).get()); 75 swapInNodePreservingAttributesAndChildren(m_spanElement.get(), *m_elementToReplace); 76} 77 78void ReplaceNodeWithSpanCommand::doUnapply() 79{ 80 if (!m_spanElement->inDocument()) 81 return; 82 swapInNodePreservingAttributesAndChildren(m_elementToReplace.get(), *m_spanElement); 83} 84 85void ReplaceNodeWithSpanCommand::trace(Visitor* visitor) 86{ 87 visitor->trace(m_elementToReplace); 88 visitor->trace(m_spanElement); 89 SimpleEditCommand::trace(visitor); 90} 91 92} // namespace blink 93