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/RemoveNodeCommand.h" 28 29#include "bindings/v8/ExceptionStatePlaceholder.h" 30#include "core/dom/Node.h" 31#include "wtf/Assertions.h" 32 33namespace WebCore { 34 35RemoveNodeCommand::RemoveNodeCommand(PassRefPtr<Node> node, ShouldAssumeContentIsAlwaysEditable shouldAssumeContentIsAlwaysEditable) 36 : SimpleEditCommand(node->document()) 37 , m_node(node) 38 , m_shouldAssumeContentIsAlwaysEditable(shouldAssumeContentIsAlwaysEditable) 39{ 40 ASSERT(m_node); 41 ASSERT(m_node->parentNode()); 42} 43 44void RemoveNodeCommand::doApply() 45{ 46 ContainerNode* parent = m_node->parentNode(); 47 if (!parent || (m_shouldAssumeContentIsAlwaysEditable == DoNotAssumeContentIsAlwaysEditable 48 && !parent->isContentEditable(Node::UserSelectAllIsAlwaysNonEditable) && parent->attached())) 49 return; 50 ASSERT(parent->isContentEditable(Node::UserSelectAllIsAlwaysNonEditable) || !parent->attached()); 51 52 m_parent = parent; 53 m_refChild = m_node->nextSibling(); 54 55 m_node->remove(IGNORE_EXCEPTION); 56} 57 58void RemoveNodeCommand::doUnapply() 59{ 60 RefPtr<ContainerNode> parent = m_parent.release(); 61 RefPtr<Node> refChild = m_refChild.release(); 62 if (!parent || !parent->rendererIsEditable()) 63 return; 64 65 parent->insertBefore(m_node.get(), refChild.get(), IGNORE_EXCEPTION); 66} 67 68#ifndef NDEBUG 69void RemoveNodeCommand::getNodesInCommand(HashSet<Node*>& nodes) 70{ 71 addNodeAndDescendants(m_parent.get(), nodes); 72 addNodeAndDescendants(m_refChild.get(), nodes); 73 addNodeAndDescendants(m_node.get(), nodes); 74} 75#endif 76 77} 78