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 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 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 "RemoveNodeCommand.h" 28 29#include "ExceptionCodePlaceholder.h" 30#include "Node.h" 31#include "RenderElement.h" 32#include <wtf/Assertions.h> 33 34namespace WebCore { 35 36RemoveNodeCommand::RemoveNodeCommand(PassRefPtr<Node> node, ShouldAssumeContentIsAlwaysEditable shouldAssumeContentIsAlwaysEditable) 37 : SimpleEditCommand(node->document()) 38 , m_node(node) 39 , m_shouldAssumeContentIsAlwaysEditable(shouldAssumeContentIsAlwaysEditable) 40{ 41 ASSERT(m_node); 42 ASSERT(m_node->parentNode()); 43} 44 45void RemoveNodeCommand::doApply() 46{ 47 ContainerNode* parent = m_node->parentNode(); 48 if (!parent || (m_shouldAssumeContentIsAlwaysEditable == DoNotAssumeContentIsAlwaysEditable 49 && !parent->isContentEditable(Node::UserSelectAllIsAlwaysNonEditable) && parent->renderer())) 50 return; 51 ASSERT(parent->isContentEditable(Node::UserSelectAllIsAlwaysNonEditable) || !parent->renderer()); 52 53 m_parent = parent; 54 m_refChild = m_node->nextSibling(); 55 56 m_node->remove(IGNORE_EXCEPTION); 57} 58 59void RemoveNodeCommand::doUnapply() 60{ 61 RefPtr<ContainerNode> parent = m_parent.release(); 62 RefPtr<Node> refChild = m_refChild.release(); 63 if (!parent || !parent->hasEditableStyle()) 64 return; 65 66 parent->insertBefore(m_node.get(), refChild.get(), IGNORE_EXCEPTION); 67} 68 69#ifndef NDEBUG 70void RemoveNodeCommand::getNodesInCommand(HashSet<Node*>& nodes) 71{ 72 addNodeAndDescendants(m_parent.get(), nodes); 73 addNodeAndDescendants(m_refChild.get(), nodes); 74 addNodeAndDescendants(m_node.get(), nodes); 75} 76#endif 77 78} 79