QTfrontend/ui/widget/flowlayout.h
branchwebgl
changeset 8444 75db7bb8dce8
parent 8385 9e8924ff9813
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8340:46a9fde631f4 8444:75db7bb8dce8
       
     1  /****************************************************************************
       
     2  **
       
     3  ** Copyright (C) 2011 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
       
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    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
       
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    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  class FlowLayout : public QLayout
       
    49  {
       
    50  public:
       
    51      FlowLayout(QWidget *parent, int margin = -1, int hSpacing = -1, int vSpacing = -1);
       
    52      FlowLayout(int margin = -1, int hSpacing = -1, int vSpacing = -1);
       
    53      ~FlowLayout();
       
    54 
       
    55      void addItem(QLayoutItem *item);
       
    56      int horizontalSpacing() const;
       
    57      int verticalSpacing() const;
       
    58      Qt::Orientations expandingDirections() const;
       
    59      bool hasHeightForWidth() const;
       
    60      int heightForWidth(int) const;
       
    61      int count() const;
       
    62      QLayoutItem *itemAt(int index) const;
       
    63      QSize minimumSize() const;
       
    64      void setGeometry(const QRect &rect);
       
    65      QSize sizeHint() const;
       
    66      QLayoutItem *takeAt(int index);
       
    67 
       
    68  private:
       
    69      int doLayout(const QRect &rect, bool testOnly) const;
       
    70      int smartSpacing(QStyle::PixelMetric pm) const;
       
    71 
       
    72      QList<QLayoutItem *> itemList;
       
    73      int m_hSpace;
       
    74      int m_vSpace;
       
    75  };
       
    76 
       
    77  #endif