1 /* 2 * Copyright (C) 2002 Lars Knoll (knoll@kde.org) 3 * (C) 2002 Dirk Mueller (mueller@kde.org) 4 * 5 * This library is free software; you can redistribute it and/or 6 * modify it under the terms of the GNU Library General Public 7 * License as published by the Free Software Foundation; either 8 * version 2 of the License. 9 * 10 * This library is distributed in the hope that it will be useful, 11 * but WITHOUT ANY WARRANTY; without even the implied warranty of 12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 13 * Library General Public License for more details. 14 * 15 * You should have received a copy of the GNU Library General Public License 16 * along with this library; see the file COPYING.LIB. If not, write to 17 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, 18 * Boston, MA 02110-1301, USA. 19 */ 20 21 #ifndef AutoTableLayout_h 22 #define AutoTableLayout_h 23 24 #include "Length.h" 25 #include "TableLayout.h" 26 #include <wtf/Vector.h> 27 28 namespace WebCore { 29 30 class RenderTable; 31 class RenderTableCell; 32 33 class AutoTableLayout : public TableLayout { 34 public: 35 AutoTableLayout(RenderTable*); 36 ~AutoTableLayout(); 37 38 virtual void calcPrefWidths(int& minWidth, int& maxWidth); 39 virtual void layout(); 40 41 protected: 42 void fullRecalc(); 43 void recalcColumn(int effCol); 44 45 void calcPercentages() const; totalPercent()46 int totalPercent() const 47 { 48 if (m_percentagesDirty) 49 calcPercentages(); 50 return m_totalPercent; 51 } 52 53 int calcEffectiveWidth(); 54 55 void insertSpanCell(RenderTableCell*); 56 57 struct Layout { LayoutLayout58 Layout() 59 : minWidth(0) 60 , maxWidth(0) 61 , effMinWidth(0) 62 , effMaxWidth(0) 63 , calcWidth(0) 64 , emptyCellsOnly(true) {} 65 Length width; 66 Length effWidth; 67 int minWidth; 68 int maxWidth; 69 int effMinWidth; 70 int effMaxWidth; 71 int calcWidth; 72 bool emptyCellsOnly; 73 }; 74 75 Vector<Layout, 4> m_layoutStruct; 76 Vector<RenderTableCell*, 4> m_spanCells; 77 bool m_hasPercent : 1; 78 mutable bool m_percentagesDirty : 1; 79 mutable bool m_effWidthDirty : 1; 80 mutable unsigned short m_totalPercent; 81 }; 82 83 } // namespace WebCore 84 85 #endif // AutoTableLayout_h 86