1/* 2 * Copyright (C) 2007 Apple 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 "Element.h" 32#include "Frame.h" 33#include "FrameSelection.h" 34#include "HTMLNames.h" 35#include "StyleProperties.h" 36#include <wtf/NeverDestroyed.h> 37 38namespace WebCore { 39 40using namespace HTMLNames; 41 42RemoveFormatCommand::RemoveFormatCommand(Document& document) 43 : CompositeEditCommand(document) 44{ 45} 46 47static bool isElementForRemoveFormatCommand(const Element* element) 48{ 49 static NeverDestroyed<HashSet<QualifiedName>> elements; 50 if (elements.get().isEmpty()) { 51 elements.get().add(acronymTag); 52 elements.get().add(bTag); 53 elements.get().add(bdoTag); 54 elements.get().add(bigTag); 55 elements.get().add(citeTag); 56 elements.get().add(codeTag); 57 elements.get().add(dfnTag); 58 elements.get().add(emTag); 59 elements.get().add(fontTag); 60 elements.get().add(iTag); 61 elements.get().add(insTag); 62 elements.get().add(kbdTag); 63 elements.get().add(nobrTag); 64 elements.get().add(qTag); 65 elements.get().add(sTag); 66 elements.get().add(sampTag); 67 elements.get().add(smallTag); 68 elements.get().add(strikeTag); 69 elements.get().add(strongTag); 70 elements.get().add(subTag); 71 elements.get().add(supTag); 72 elements.get().add(ttTag); 73 elements.get().add(uTag); 74 elements.get().add(varTag); 75 } 76 return elements.get().contains(element->tagQName()); 77} 78 79void RemoveFormatCommand::doApply() 80{ 81 if (!endingSelection().isNonOrphanedCaretOrRange()) 82 return; 83 84 // Get the default style for this editable root, it's the style that we'll give the 85 // content that we're operating on. 86 Node* root = endingSelection().rootEditableElement(); 87 RefPtr<EditingStyle> defaultStyle = EditingStyle::create(root); 88 89 // We want to remove everything but transparent background. 90 // FIXME: We shouldn't access style(). 91 defaultStyle->style()->setProperty(CSSPropertyBackgroundColor, CSSValueTransparent); 92 93 applyCommandToComposite(ApplyStyleCommand::create(document(), defaultStyle.get(), isElementForRemoveFormatCommand, editingAction())); 94} 95 96} 97