1 /* 2 * This file is part of the render object implementation for KHTML. 3 * 4 * Copyright (C) 2003 Apple Computer, Inc. 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 RenderFlexibleBox_h 24 #define RenderFlexibleBox_h 25 26 #include "RenderBlock.h" 27 28 namespace WebCore { 29 30 class FlexBoxIterator; 31 32 class RenderFlexibleBox : public RenderBlock { 33 public: 34 RenderFlexibleBox(Node*); 35 virtual ~RenderFlexibleBox(); 36 37 virtual const char* renderName() const; 38 39 virtual void computePreferredLogicalWidths(); 40 void calcHorizontalPrefWidths(); 41 void calcVerticalPrefWidths(); 42 43 virtual void layoutBlock(bool relayoutChildren, int pageHeight); 44 void layoutHorizontalBox(bool relayoutChildren); 45 void layoutVerticalBox(bool relayoutChildren); 46 avoidsFloats()47 virtual bool avoidsFloats() const { return true; } 48 isFlexibleBox()49 virtual bool isFlexibleBox() const { return true; } isFlexingChildren()50 virtual bool isFlexingChildren() const { return m_flexingChildren; } isStretchingChildren()51 virtual bool isStretchingChildren() const { return m_stretchingChildren; } 52 53 void placeChild(RenderBox* child, int x, int y); 54 55 protected: 56 int allowedChildFlex(RenderBox* child, bool expanding, unsigned group); 57 hasMultipleLines()58 bool hasMultipleLines() const { return style()->boxLines() == MULTIPLE; } isVertical()59 bool isVertical() const { return style()->boxOrient() == VERTICAL; } isHorizontal()60 bool isHorizontal() const { return style()->boxOrient() == HORIZONTAL; } 61 62 bool m_flexingChildren : 1; 63 bool m_stretchingChildren : 1; 64 65 private: 66 void applyLineClamp(FlexBoxIterator&, bool relayoutChildren); 67 }; 68 69 } // namespace WebCore 70 71 #endif // RenderFlexibleBox_h 72