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# qboxlayout.h

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    00001 /****************************************************************************
    00002 **
    00003 ** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
    00004 ** All rights reserved.
    00005 ** Contact: Nokia Corporation (qt-info@nokia.com)
    00006 **
    00007 ** This file is part of the QtGui module of the Qt Toolkit.
    00008 **
    00009 ** $QT_BEGIN_LICENSE:LGPL$
    00010 ** Commercial Usage
    00011 ** Licensees holding valid Qt Commercial licenses may use this file in
    00012 ** accordance with the Qt Commercial License Agreement provided with the
    00013 ** Software or, alternatively, in accordance with the terms contained in
    00014 ** a written agreement between you and Nokia.
    00015 **
    00016 ** GNU Lesser General Public License Usage
    00017 ** Alternatively, this file may be used under the terms of the GNU Lesser
    00018 ** General Public License version 2.1 as published by the Free Software
    00019 ** Foundation and appearing in the file LICENSE.LGPL included in the
    00020 ** packaging of this file.  Please review the following information to
    00021 ** ensure the GNU Lesser General Public License version 2.1 requirements
    00022 ** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
    00023 **
    00024 ** In addition, as a special exception, Nokia gives you certain additional
    00025 ** rights.  These rights are described in the Nokia Qt LGPL Exception
    00026 ** version 1.1, included in the file LGPL_EXCEPTION.txt in this module.
    00027 **
    00028 ** GNU General Public License Usage
    00029 ** Alternatively, this file may be used under the terms of the GNU
    00030 ** General Public License version 3.0 as published by the Free Software
    00031 ** Foundation and appearing in the file LICENSE.GPL included in the
    00032 ** packaging of this file.  Please review the following information to
    00033 ** ensure the GNU General Public License version 3.0 requirements will be
    00034 ** met: http://www.gnu.org/copyleft/gpl.html.
    00035 **
    00036 ** If you have questions regarding the use of this file, please contact
    00037 ** Nokia at qt-info@nokia.com.
    00038 ** $QT_END_LICENSE$
    00039 **
    00040 ****************************************************************************/
    00041
    00042 #ifndef QBOXLAYOUT_H
    00043 #define QBOXLAYOUT_H
    00044
    00045 #include <QtGui/qlayout.h>
    00046 #ifdef QT_INCLUDE_COMPAT
    00047 #include <QtGui/qwidget.h>
    00048 #endif
    00049
    00050 #include <limits.h>
    00051
    00052 QT_BEGIN_HEADER
    00053
    00054 QT_BEGIN_NAMESPACE
    00055
    00056 QT_MODULE(Gui)
    00057
    00058 class QBoxLayoutPrivate;
    00059
    00060 class Q_GUI_EXPORT QBoxLayout : public QLayout
    00061 {
    00062     Q_OBJECT
    00063     Q_DECLARE_PRIVATE(QBoxLayout)
    00064 public:
    00065     enum Direction { LeftToRight, RightToLeft, TopToBottom, BottomToTop,
    00066                      Down = TopToBottom, Up = BottomToTop };
    00067
    00068     explicit QBoxLayout(Direction, QWidget *parent = 0);
    00069
    00070 #ifdef QT3_SUPPORT
    00071     QT3_SUPPORT_CONSTRUCTOR QBoxLayout(QWidget *parent, Direction, int border = 0, int spacing = -1,
    00072                 const char *name = 0);
    00073     QT3_SUPPORT_CONSTRUCTOR  QBoxLayout(QLayout *parentLayout, Direction, int spacing = -1,
    00074                 const char *name = 0);
    00075     QT3_SUPPORT_CONSTRUCTOR  QBoxLayout(Direction, int spacing, const char *name = 0);
    00076 #endif
    00077     ~QBoxLayout();
    00078
    00079     Direction direction() const;
    00080     void setDirection(Direction);
    00081
    00082     void addSpacing(int size);
    00083     void addStretch(int stretch = 0);
    00084     void addSpacerItem(QSpacerItem *spacerItem);
    00085     void addWidget(QWidget *, int stretch = 0, Qt::Alignment alignment = 0);
    00086     void addLayout(QLayout *layout, int stretch = 0);
    00087     void addStrut(int);
    00088     void addItem(QLayoutItem *);
    00089
    00090     void insertSpacing(int index, int size);
    00091     void insertStretch(int index, int stretch = 0);
    00092     void insertSpacerItem(int index, QSpacerItem *spacerItem);
    00093     void insertWidget(int index, QWidget *widget, int stretch = 0, Qt::Alignment alignment = 0);
    00094     void insertLayout(int index, QLayout *layout, int stretch = 0);
    00095
    00096     int spacing() const;
    00097     void setSpacing(int spacing);
    00098
    00099     bool setStretchFactor(QWidget *w, int stretch);
    00100     bool setStretchFactor(QLayout *l, int stretch);
    00101     void setStretch(int index, int stretch);
    00102     int stretch(int index) const;
    00103
    00104     QSize sizeHint() const;
    00105     QSize minimumSize() const;
    00106     QSize maximumSize() const;
    00107
    00108     bool hasHeightForWidth() const;
    00109     int heightForWidth(int) const;
    00110     int minimumHeightForWidth(int) const;
    00111
    00112     Qt::Orientations expandingDirections() const;
    00113     void invalidate();
    00114     QLayoutItem *itemAt(int) const;
    00115     QLayoutItem *takeAt(int);
    00116     int count() const;
    00117     void setGeometry(const QRect&);
    00118 #ifdef QT3_SUPPORT
    00119     inline QT3_SUPPORT int findWidget(QWidget* w) {return indexOf(w);}
    00120 #endif
    00121 protected:
    00122     // ### Qt 5: make public
    00123     void insertItem(int index, QLayoutItem *);
    00124
    00125 private:
    00126     Q_DISABLE_COPY(QBoxLayout)
    00127 };
    00128
    00129 class Q_GUI_EXPORT QHBoxLayout : public QBoxLayout
    00130 {
    00131     Q_OBJECT
    00132 public:
    00133     QHBoxLayout();
    00134     explicit QHBoxLayout(QWidget *parent);
    00135     ~QHBoxLayout();
    00136
    00137 #ifdef QT3_SUPPORT
    00138     QT3_SUPPORT_CONSTRUCTOR QHBoxLayout(QWidget *parent, int border,
    00139                  int spacing = -1, const char *name = 0);
    00140     QT3_SUPPORT_CONSTRUCTOR QHBoxLayout(QLayout *parentLayout,
    00141                  int spacing = -1, const char *name = 0);
    00142     QT3_SUPPORT_CONSTRUCTOR QHBoxLayout(int spacing, const char *name = 0);
    00143 #endif
    00144
    00145 private:
    00146     Q_DISABLE_COPY(QHBoxLayout)
    00147 };
    00148
    00149 class Q_GUI_EXPORT QVBoxLayout : public QBoxLayout
    00150 {
    00151     Q_OBJECT
    00152 public:
    00153     QVBoxLayout();
    00154     explicit QVBoxLayout(QWidget *parent);
    00155     ~QVBoxLayout();
    00156
    00157 #ifdef QT3_SUPPORT
    00158     QT3_SUPPORT_CONSTRUCTOR QVBoxLayout(QWidget *parent, int border,
    00159                  int spacing = -1, const char *name = 0);
    00160     QT3_SUPPORT_CONSTRUCTOR QVBoxLayout(QLayout *parentLayout,
    00161                  int spacing = -1, const char *name = 0);
    00162     QT3_SUPPORT_CONSTRUCTOR QVBoxLayout(int spacing, const char *name = 0);
    00163 #endif
    00164
    00165 private:
    00166     Q_DISABLE_COPY(QVBoxLayout)
    00167 };
    00168
    00169 QT_END_NAMESPACE
    00170
    00171 QT_END_HEADER
    00172
    00173 #endif // QBOXLAYOUT_H