1 /**************************************************************************** 2 ** 3 ** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies). 4 ** All rights reserved. 5 ** Contact: Nokia Corporation (qt-info@nokia.com) 6 ** 7 ** This file is part of the examples of the Qt Toolkit. 8 ** 9 ** $QT_BEGIN_LICENSE:BSD$ 10 ** You may use this file under the terms of the BSD license as follows: 11 ** 12 ** "Redistribution and use in source and binary forms, with or without 13 ** modification, are permitted provided that the following conditions are 14 ** met: 15 ** * Redistributions of source code must retain the above copyright 16 ** notice, this list of conditions and the following disclaimer. 17 ** * Redistributions in binary form must reproduce the above copyright 18 ** notice, this list of conditions and the following disclaimer in 19 ** the documentation and/or other materials provided with the 20 ** distribution. 21 ** * Neither the name of Nokia Corporation and its Subsidiary(-ies) nor 22 ** the names of its contributors may be used to endorse or promote 23 ** products derived from this software without specific prior written 24 ** permission. 25 ** 26 ** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 27 ** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 28 ** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 29 ** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 30 ** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 31 ** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 32 ** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 33 ** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 34 ** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 35 ** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 36 ** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE." 37 ** $QT_END_LICENSE$ 38 ** 39 ****************************************************************************/ 40 41 #ifndef FLOWLAYOUT_H 42 #define FLOWLAYOUT_H 43 44 #include <QLayout> 45 #include <QRect> 46 #include <QStyle> 47 #include <QWidgetItem> 48 //! [0] 49 class FlowLayout : public QLayout { 50 public: 51 FlowLayout(QWidget* parent, int margin = -1, int hSpacing = -1, 52 int vSpacing = -1); 53 FlowLayout(int margin = -1, int hSpacing = -1, int vSpacing = -1); 54 ~FlowLayout(); 55 56 void addItem(QLayoutItem* item); 57 int horizontalSpacing() const; 58 int verticalSpacing() const; 59 Qt::Orientations expandingDirections() const; 60 bool hasHeightForWidth() const; 61 int heightForWidth(int) const; 62 int count() const; 63 QLayoutItem* itemAt(int index) const; 64 QSize minimumSize() const; 65 void setGeometry(const QRect& rect); 66 QSize sizeHint() const; 67 QLayoutItem* takeAt(int index); 68 69 private: 70 int doLayout(const QRect& rect, bool testOnly) const; 71 int smartSpacing(QStyle::PixelMetric pm) const; 72 73 QList<QLayoutItem*> itemList; 74 int m_hSpace; 75 int m_vSpace; 76 }; 77 //! [0] 78 79 #endif 80