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 "RemoveCSSPropertyCommand.h" 28 29 #include "CSSMutableStyleDeclaration.h" 30 #include <wtf/Assertions.h> 31 32 namespace WebCore { 33 34 RemoveCSSPropertyCommand::RemoveCSSPropertyCommand(Document* document, PassRefPtr<StyledElement> element, CSSPropertyID property) 35 : SimpleEditCommand(document) 36 , m_element(element) 37 , m_property(property) 38 , m_important(false) 39 { 40 ASSERT(m_element); 41 } 42 43 void RemoveCSSPropertyCommand::doApply() 44 { 45 CSSMutableStyleDeclaration* style = m_element->inlineStyleDecl(); 46 m_oldValue = style->getPropertyValue(m_property); 47 m_important = style->getPropertyPriority(m_property); 48 style->removeProperty(m_property); 49 } 50 51 void RemoveCSSPropertyCommand::doUnapply() 52 { 53 CSSMutableStyleDeclaration* style = m_element->inlineStyleDecl(); 54 style->setProperty(m_property, m_oldValue, m_important); 55 } 56 57 } // namespace WebCore 58
