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 computePreferredLogicalWidths(int& minWidth, int& maxWidth); 39 virtual void layout(); 40 41 private: 42 void fullRecalc(); 43 void recalcColumn(int effCol); 44 45 int calcEffectiveLogicalWidth(); 46 47 void insertSpanCell(RenderTableCell*); 48 49 struct Layout { LayoutLayout50 Layout() 51 : minLogicalWidth(0) 52 , maxLogicalWidth(0) 53 , effectiveMinLogicalWidth(0) 54 , effectiveMaxLogicalWidth(0) 55 , computedLogicalWidth(0) 56 , emptyCellsOnly(true) 57 { 58 } 59 60 Length logicalWidth; 61 Length effectiveLogicalWidth; 62 int minLogicalWidth; 63 int maxLogicalWidth; 64 int effectiveMinLogicalWidth; 65 int effectiveMaxLogicalWidth; 66 int computedLogicalWidth; 67 bool emptyCellsOnly; 68 }; 69 70 Vector<Layout, 4> m_layoutStruct; 71 Vector<RenderTableCell*, 4> m_spanCells; 72 bool m_hasPercent : 1; 73 mutable bool m_effectiveLogicalWidthDirty : 1; 74 }; 75 76 } // namespace WebCore 77 78 #endif // AutoTableLayout_h 79