1/* 2 * Copyright (C) 2007 Apple Computer, Inc. All rights reserved. 3 * Copyright (C) 2010 Google Inc. All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * 14 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 15 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 16 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 17 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 18 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 19 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 20 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 21 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 22 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 23 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 24 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 25 */ 26 27#include "config.h" 28#include "RemoveFormatCommand.h" 29 30#include "ApplyStyleCommand.h" 31#include "CSSValueKeywords.h" 32#include "EditingStyle.h" 33#include "Element.h" 34#include "Frame.h" 35#include "FrameSelection.h" 36#include "HTMLNames.h" 37#include "StylePropertySet.h" 38 39namespace WebCore { 40 41using namespace HTMLNames; 42 43RemoveFormatCommand::RemoveFormatCommand(Document* document) 44 : CompositeEditCommand(document) 45{ 46} 47 48static bool isElementForRemoveFormatCommand(const Element* element) 49{ 50 DEFINE_STATIC_LOCAL(HashSet<QualifiedName>, elements, ()); 51 if (elements.isEmpty()) { 52 elements.add(acronymTag); 53 elements.add(bTag); 54 elements.add(bdoTag); 55 elements.add(bigTag); 56 elements.add(citeTag); 57 elements.add(codeTag); 58 elements.add(dfnTag); 59 elements.add(emTag); 60 elements.add(fontTag); 61 elements.add(iTag); 62 elements.add(insTag); 63 elements.add(kbdTag); 64 elements.add(nobrTag); 65 elements.add(qTag); 66 elements.add(sTag); 67 elements.add(sampTag); 68 elements.add(smallTag); 69 elements.add(strikeTag); 70 elements.add(strongTag); 71 elements.add(subTag); 72 elements.add(supTag); 73 elements.add(ttTag); 74 elements.add(uTag); 75 elements.add(varTag); 76 } 77 return elements.contains(element->tagQName()); 78} 79 80void RemoveFormatCommand::doApply() 81{ 82 Frame* frame = document()->frame(); 83 84 if (!frame->selection()->selection().isNonOrphanedCaretOrRange()) 85 return; 86 87 // Get the default style for this editable root, it's the style that we'll give the 88 // content that we're operating on. 89 Node* root = frame->selection()->rootEditableElement(); 90 RefPtr<EditingStyle> defaultStyle = EditingStyle::create(root); 91 92 // We want to remove everything but transparent background. 93 // FIXME: We shouldn't access style(). 94 defaultStyle->style()->setProperty(CSSPropertyBackgroundColor, CSSValueTransparent); 95 96 applyCommandToComposite(ApplyStyleCommand::create(document(), defaultStyle.get(), isElementForRemoveFormatCommand, editingAction())); 97} 98 99} 100