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/****************************************************************************
** $Id: qt/src/kernel/qlayout.h 2.3.1 edited 2001-01-26 $
**
** Definition of layout classes
**
** Created : 960416
**
** Copyright (C) 1992-2000 Trolltech AS. All rights reserved.
**
** This file is part of the kernel module of the Qt GUI Toolkit.
**
** This file may be distributed under the terms of the Q Public License
** as defined by Trolltech AS of Norway and appearing in the file
** LICENSE.QPL included in the packaging of this file.
**
** This file may be distributed and/or modified under the terms of the
** GNU General Public License version 2 as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL included in the
** packaging of this file.
**
** Licensees holding valid Qt Enterprise Edition or Qt Professional Edition
** licenses may use this file in accordance with the Qt Commercial License
** Agreement provided with the Software.
**
** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
**
** See http://www.trolltech.com/pricing.html or email sales@trolltech.com for
** information about Qt Commercial License Agreements.
** See http://www.trolltech.com/qpl/ for QPL licensing information.
** See http://www.trolltech.com/gpl/ for GPL licensing information.
**
** Contact info@trolltech.com if any conditions of this licensing are
** not clear to you.
**
**********************************************************************/
#ifndef QLAYOUT_H
#define QLAYOUT_H
#ifndef QT_H
#include "qabstractlayout.h"
#endif // QT_H
#ifndef QT_NO_LAYOUT
class QLayoutArray;
class QLayoutBox;
#if 0
Q_OBJECT
#endif
class Q_EXPORT QGridLayout : public QLayout
{
Q_OBJECT
public:
QGridLayout( QWidget *parent, int nRows = 1, int nCols = 1, int border=0,
int space = -1, const char *name=0 );
QGridLayout( int nRows = 1, int nCols = 1, int space = -1,
const char *name=0 );
QGridLayout( QLayout *parentLayout, int nRows = 1, int nCols = 1,
int space = -1, const char *name=0 );
~QGridLayout();
QSize sizeHint() const;
QSize minimumSize() const;
QSize maximumSize() const;
virtual void setRowStretch( int row, int stretch );
virtual void setColStretch( int col, int stretch );
int rowStretch( int row ) const;
int colStretch( int col ) const;
int numRows() const;
int numCols() const;
QRect cellGeometry( int row, int col ) const;
bool hasHeightForWidth() const;
int heightForWidth( int ) const;
QSizePolicy::ExpandData expanding() const;
void invalidate();
void addItem( QLayoutItem * );
void addItem( QLayoutItem *item, int row, int col );
void addMultiCell( QLayoutItem *, int fromRow, int toRow,
int fromCol, int toCol, int align = 0 );
// void setAlignment( QWidget* );
void addWidget( QWidget *, int row, int col, int align = 0 );
void addMultiCellWidget( QWidget *, int fromRow, int toRow,
int fromCol, int toCol, int align = 0 );
void addLayout( QLayout *layout, int row, int col);
void addMultiCellLayout( QLayout *layout, int fromRow, int toRow,
int fromCol, int toCol, int align = 0 );
void addRowSpacing( int row, int minsize );
void addColSpacing( int col, int minsize );
void expand( int rows, int cols );
enum Corner { TopLeft, TopRight, BottomLeft, BottomRight };
void setOrigin( Corner );
QLayoutIterator iterator();
void setGeometry( const QRect& );
protected:
bool findWidget( QWidget* w, int *r, int *c );
void add( QLayoutItem*, int row, int col );
private:
void init( int rows, int cols );
QLayoutArray *array;
private: // Disabled copy constructor and operator=
#if defined(Q_DISABLE_COPY)
QGridLayout( const QGridLayout & );
QGridLayout &operator=( const QGridLayout & );
#endif
};
class QBoxLayoutData;
class Q_EXPORT QBoxLayout : public QLayout
{
Q_OBJECT
public:
enum Direction { LeftToRight, RightToLeft, TopToBottom, BottomToTop,
Down = TopToBottom, Up = BottomToTop };
QBoxLayout( QWidget *parent, Direction, int border=0,
int space = -1, const char *name=0 );
QBoxLayout( QLayout *parentLayout, Direction, int space = -1,
const char *name=0 );
QBoxLayout( Direction, int space = -1,
const char *name=0 );
~QBoxLayout();
void addItem( QLayoutItem * );
Direction direction() const { return dir; }
void setDirection( Direction );
void addSpacing( int size );
void addStretch( int stretch = 0 );
void addWidget( QWidget *, int stretch = 0, int alignment = 0 );
void addLayout( QLayout *layout, int stretch = 0 );
void addStrut( int );
void insertSpacing( int index, int size );
void insertStretch( int index, int stretch = 0 );
void insertWidget( int index, QWidget *widget, int stretch = 0,
int alignment = 0 );
void insertLayout( int index, QLayout *layout, int stretch = 0 );
bool setStretchFactor( QWidget*, int stretch );
bool setStretchFactor( QLayout *l, int stretch );
QSize sizeHint() const;
QSize minimumSize() const;
QSize maximumSize() const;
bool hasHeightForWidth() const;
int heightForWidth( int ) const;
QSizePolicy::ExpandData expanding() const;
void invalidate();
QLayoutIterator iterator();
void setGeometry( const QRect& );
int findWidget( QWidget* w );
protected:
void insertItem( int index, QLayoutItem * );
private:
void setupGeom();
int calcHfw( int );
QBoxLayoutData *data;
Direction dir;
private: // Disabled copy constructor and operator=
#if defined(Q_DISABLE_COPY)
QBoxLayout( const QBoxLayout & );
QBoxLayout &operator=( const QBoxLayout & );
#endif
};
class Q_EXPORT QHBoxLayout : public QBoxLayout
{
Q_OBJECT
public:
QHBoxLayout( QWidget *parent, int border=0,
int space = -1, const char *name=0 );
QHBoxLayout( QLayout *parentLayout,
int space = -1, const char *name=0 );
QHBoxLayout( int space = -1, const char *name=0 );
~QHBoxLayout();
};
class Q_EXPORT QVBoxLayout : public QBoxLayout
{
Q_OBJECT
public:
QVBoxLayout( QWidget *parent, int border=0,
int space = -1, const char *name=0 );
QVBoxLayout( QLayout *parentLayout,
int space = -1, const char *name=0 );
QVBoxLayout( int space = -1, const char *name=0 );
~QVBoxLayout();
};
#endif //QT_NO_LAYOUT
#endif // QLAYOUT_H
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