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/InsertNodeBeforeCommand.h" 28 29 #include "bindings/v8/ExceptionStatePlaceholder.h" 30 #include "core/dom/Document.h" 31 32 namespace WebCore { 33 34 InsertNodeBeforeCommand::InsertNodeBeforeCommand(PassRefPtrWillBeRawPtr<Node> insertChild, PassRefPtrWillBeRawPtr<Node> refChild, 35 ShouldAssumeContentIsAlwaysEditable shouldAssumeContentIsAlwaysEditable) 36 : SimpleEditCommand(refChild->document()) 37 , m_insertChild(insertChild) 38 , m_refChild(refChild) 39 , m_shouldAssumeContentIsAlwaysEditable(shouldAssumeContentIsAlwaysEditable) 40 { 41 ASSERT(m_insertChild); 42 ASSERT(!m_insertChild->parentNode()); 43 ASSERT(m_refChild); 44 ASSERT(m_refChild->parentNode()); 45 46 ASSERT(m_refChild->parentNode()->rendererIsEditable() || !m_refChild->parentNode()->inActiveDocument()); 47 } 48 49 void InsertNodeBeforeCommand::doApply() 50 { 51 ContainerNode* parent = m_refChild->parentNode(); 52 if (!parent || (m_shouldAssumeContentIsAlwaysEditable == DoNotAssumeContentIsAlwaysEditable && !parent->isContentEditable(Node::UserSelectAllIsAlwaysNonEditable))) 53 return; 54 ASSERT(parent->isContentEditable(Node::UserSelectAllIsAlwaysNonEditable)); 55 56 parent->insertBefore(m_insertChild.get(), m_refChild.get(), IGNORE_EXCEPTION); 57 } 58 59 void InsertNodeBeforeCommand::doUnapply() 60 { 61 if (!m_insertChild->isContentEditable(Node::UserSelectAllIsAlwaysNonEditable)) 62 return; 63 64 m_insertChild->remove(IGNORE_EXCEPTION); 65 } 66 67 void InsertNodeBeforeCommand::trace(Visitor* visitor) 68 { 69 visitor->trace(m_insertChild); 70 visitor->trace(m_refChild); 71 SimpleEditCommand::trace(visitor); 72 } 73 74 } 75