1 /* 2 * Copyright (C) 2005, 2008 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 * 1. Redistributions of source code must retain the above copyright 8 * notice, this list of conditions and the following disclaimer. 9 * 2. Redistributions in binary form must reproduce the above copyright 10 * notice, this list of conditions and the following disclaimer in the 11 * documentation and/or other materials provided with the distribution. 12 * 13 * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY 14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR 17 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 18 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 19 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR 20 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY 21 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 23 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 24 */ 25 26 #include "config.h" 27 #include "core/editing/WrapContentsInDummySpanCommand.h" 28 29 #include "bindings/core/v8/ExceptionStatePlaceholder.h" 30 #include "core/editing/ApplyStyleCommand.h" 31 #include "core/html/HTMLSpanElement.h" 32 33 namespace blink { 34 35 WrapContentsInDummySpanCommand::WrapContentsInDummySpanCommand(PassRefPtrWillBeRawPtr<Element> element) 36 : SimpleEditCommand(element->document()) 37 , m_element(element) 38 { 39 ASSERT(m_element); 40 } 41 42 void WrapContentsInDummySpanCommand::executeApply() 43 { 44 NodeVector children; 45 getChildNodes(*m_element, children); 46 47 size_t size = children.size(); 48 for (size_t i = 0; i < size; ++i) 49 m_dummySpan->appendChild(children[i].release(), IGNORE_EXCEPTION); 50 51 m_element->appendChild(m_dummySpan.get(), IGNORE_EXCEPTION); 52 } 53 54 void WrapContentsInDummySpanCommand::doApply() 55 { 56 m_dummySpan = createStyleSpanElement(document()); 57 58 executeApply(); 59 } 60 61 void WrapContentsInDummySpanCommand::doUnapply() 62 { 63 ASSERT(m_element); 64 65 if (!m_dummySpan || !m_element->hasEditableStyle()) 66 return; 67 68 NodeVector children; 69 getChildNodes(*m_dummySpan, children); 70 71 size_t size = children.size(); 72 for (size_t i = 0; i < size; ++i) 73 m_element->appendChild(children[i].release(), IGNORE_EXCEPTION); 74 75 m_dummySpan->remove(IGNORE_EXCEPTION); 76 } 77 78 void WrapContentsInDummySpanCommand::doReapply() 79 { 80 ASSERT(m_element); 81 82 if (!m_dummySpan || !m_element->hasEditableStyle()) 83 return; 84 85 executeApply(); 86 } 87 88 void WrapContentsInDummySpanCommand::trace(Visitor* visitor) 89 { 90 visitor->trace(m_element); 91 visitor->trace(m_dummySpan); 92 SimpleEditCommand::trace(visitor); 93 } 94 95 } // namespace blink 96