1 /* 2 * Copyright (C) 1999 Lars Knoll (knoll@kde.org) 3 * (C) 1999 Antti Koivisto (koivisto@kde.org) 4 * Copyright (C) 2003, 2004, 2005, 2006, 2007, 2009 Apple Inc. All rights reserved. 5 * 6 * This library is free software; you can redistribute it and/or 7 * modify it under the terms of the GNU Library General Public 8 * License as published by the Free Software Foundation; either 9 * version 2 of the License, or (at your option) any later version. 10 * 11 * This library is distributed in the hope that it will be useful, 12 * but WITHOUT ANY WARRANTY; without even the implied warranty of 13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 14 * Library General Public License for more details. 15 * 16 * You should have received a copy of the GNU Library General Public License 17 * along with this library; see the file COPYING.LIB. If not, write to 18 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, 19 * Boston, MA 02110-1301, USA. 20 * 21 */ 22 23 #ifndef RenderListItem_h 24 #define RenderListItem_h 25 26 #include "core/rendering/RenderBlockFlow.h" 27 28 namespace WebCore { 29 30 class HTMLOListElement; 31 class RenderListMarker; 32 33 class RenderListItem FINAL : public RenderBlockFlow { 34 public: 35 explicit RenderListItem(Element*); 36 value()37 int value() const { if (!m_isValueUpToDate) updateValueNow(); return m_value; } 38 void updateValue(); 39 hasExplicitValue()40 bool hasExplicitValue() const { return m_hasExplicitValue; } explicitValue()41 int explicitValue() const { return m_explicitValue; } 42 void setExplicitValue(int value); 43 void clearExplicitValue(); 44 setNotInList(bool notInList)45 void setNotInList(bool notInList) { m_notInList = notInList; } notInList()46 bool notInList() const { return m_notInList; } 47 48 const String& markerText() const; 49 String markerTextWithSuffix() const; 50 51 void updateListMarkerNumbers(); 52 void updateMarkerLocation(); 53 54 static void updateItemValuesForOrderedList(const HTMLOListElement*); 55 static unsigned itemCountForOrderedList(const HTMLOListElement*); 56 57 private: renderName()58 virtual const char* renderName() const { return "RenderListItem"; } 59 isListItem()60 virtual bool isListItem() const { return true; } 61 62 virtual void willBeDestroyed(); 63 64 virtual void insertedIntoTree() OVERRIDE; 65 virtual void willBeRemovedFromTree() OVERRIDE; 66 67 virtual bool isEmpty() const; 68 virtual void paint(PaintInfo&, const LayoutPoint&); 69 70 virtual void layout(); 71 supportsPartialLayout()72 virtual bool supportsPartialLayout() const OVERRIDE { return false; } 73 74 void positionListMarker(); 75 76 virtual void styleDidChange(StyleDifference, const RenderStyle* oldStyle); 77 78 virtual void addOverflowFromChildren(); 79 80 inline int calcValue() const; 81 void updateValueNow() const; 82 void explicitValueChanged(); 83 84 int m_explicitValue; 85 RenderListMarker* m_marker; 86 mutable int m_value; 87 88 bool m_hasExplicitValue : 1; 89 mutable bool m_isValueUpToDate : 1; 90 bool m_notInList : 1; 91 }; 92 93 DEFINE_RENDER_OBJECT_TYPE_CASTS(RenderListItem, isListItem()); 94 95 } // namespace WebCore 96 97 #endif // RenderListItem_h 98