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/****************************************************************************
**
** Definition of the TQSizePolicy class
**
** Created : 980929
**
** Copyright (C) 1998-2008 Trolltech ASA. All rights reserved.
**
** This file is part of the kernel module of the TQt GUI Toolkit.
**
** This file may be used under the terms of the GNU General
** Public License versions 2.0 or 3.0 as published by the Free
** Software Foundation and appearing in the files LICENSE.GPL2
** and LICENSE.GPL3 included in the packaging of this file.
** Alternatively you may (at your option) use any later version
** of the GNU General Public License if such license has been
** publicly approved by Trolltech ASA (or its successors, if any)
** and the KDE Free TQt Foundation.
**
** Please review the following information to ensure GNU General
** Public Licensing requirements will be met:
** http://trolltech.com/products/qt/licenses/licensing/opensource/.
** If you are unsure which license is appropriate for your use, please
** review the following information:
** http://trolltech.com/products/qt/licenses/licensing/licensingoverview
** or contact the sales department at sales@trolltech.com.
**
** This file may be used under the terms of the Q Public License as
** defined by Trolltech ASA and appearing in the file LICENSE.TQPL
** included in the packaging of this file. Licensees holding valid TQt
** Commercial licenses may use this file in accordance with the TQt
** Commercial License Agreement provided with the Software.
**
** This file is provided "AS IS" with NO WARRANTY OF ANY KIND,
** INCLUDING THE WARRANTIES OF DESIGN, MERCHANTABILITY AND FITNESS FOR
** A PARTICULAR PURPOSE. Trolltech reserves all rights not granted
** herein.
**
**********************************************************************/
#ifndef TQSIZEPOLICY_H
#define TQSIZEPOLICY_H
#include "tqtglobaldefines.h"
#ifndef TQT_H
#include "tqglobal.h"
#endif // TQT_H
#ifdef USE_QT4
#include <Qt/qsizepolicy.h>
#endif // USE_QT4
#ifdef USE_QT4
class TQ_EXPORT TQSizePolicy : public QSizePolicy
{
public:
typedef Policy SizeType;
typedef Qt::Orientations ExpandData;
enum {
NoDirection = 0,
Horizontally = 1,
Vertically = 2,
BothDirections = Horizontally | Vertically
};
TQSizePolicy() : QSizePolicy() {}
TQSizePolicy( SizeType hor, SizeType ver, bool hfw = FALSE ) : QSizePolicy( hor, ver ) {
setHorizontalPolicy(hor);
setVerticalPolicy(ver);
setHeightForWidth(hfw);
}
TQSizePolicy( SizeType hor, SizeType ver, uchar hors, uchar vers, bool hfw = FALSE ) : QSizePolicy( hor, ver )
{
setHorizontalPolicy(hor);
setVerticalPolicy(ver);
setHorizontalStretch(hors);
setVerticalStretch(vers);
setHeightForWidth(hfw);
}
inline ExpandData expanding() const { return expandingDirections(); }
inline bool mayShrinkHorizontally() const { return horizontalPolicy() & QSizePolicy::ShrinkFlag; }
inline bool mayShrinkVertically() const { return verticalPolicy() & QSizePolicy::ShrinkFlag; }
inline bool mayGrowHorizontally() const { return QSizePolicy::horizontalPolicy() & QSizePolicy::GrowFlag; }
inline bool mayGrowVertically() const { return verticalPolicy() & QSizePolicy::GrowFlag; }
inline SizeType horData() const { return horizontalPolicy(); }
inline SizeType verData() const { return verticalPolicy(); }
inline void setHorData(Policy d) { setHorizontalPolicy(d); }
inline void setVerData(Policy d) { setVerticalPolicy(d); }
inline uint horStretch() const { return horizontalStretch(); }
inline uint verStretch() const { return verticalStretch(); }
inline void setHorStretch(uchar sf) { setHorizontalStretch(sf); }
inline void setVerStretch(uchar sf) { setVerticalStretch(sf); }
// Interoperability
static const TQSizePolicy& convertFromQSizePolicy( QSizePolicy& qs );
};
// Interoperability
inline static const TQSizePolicy& convertFromQSizePolicy( const QSizePolicy& qs ) {
return (*static_cast<const TQSizePolicy*>(&qs));
}
#else // USE_QT4
// Documentation is in qabstracttqlayout.cpp.
class TQ_EXPORT TQSizePolicy
{
private:
enum SizePolicy_Internal { HSize = 6, HMask = 0x3f, VMask = HMask << HSize,
MayGrow = 1, ExpMask = 2, MayShrink = 4 };
public:
enum SizeType { Fixed = 0,
Minimum = MayGrow,
Maximum = MayShrink,
Preferred = MayGrow | MayShrink,
MinimumExpanding = MayGrow | ExpMask,
Expanding = MayGrow | MayShrink | ExpMask,
Ignored = ExpMask /* magic value */ };
enum ExpandData { NoDirection = 0,
Horizontally = 1,
Vertically = 2,
#ifndef TQT_NO_COMPAT
Horizontal = Horizontally,
Vertical = Vertically,
#endif
BothDirections = Horizontally | Vertically };
TQSizePolicy() : data( 0 ) { }
TQSizePolicy( SizeType hor, SizeType ver, bool hfw = FALSE )
: data( hor | (ver<<HSize) | (hfw ? (TQ_UINT32)(1<<2*HSize) : 0) ) { }
TQSizePolicy( SizeType hor, SizeType ver, uchar hors, uchar vers, bool hfw = FALSE );
SizeType horData() const { return (SizeType)( data & HMask ); }
SizeType verData() const { return (SizeType)( (data & VMask) >> HSize ); }
bool mayShrinkHorizontally() const { return horData() & MayShrink || horData() == Ignored; }
bool mayShrinkVertically() const { return verData() & MayShrink || verData() == Ignored; }
bool mayGrowHorizontally() const { return horData() & MayGrow || horData() == Ignored; }
bool mayGrowVertically() const { return verData() & MayGrow || verData() == Ignored; }
ExpandData expanding() const
{
return (ExpandData)( (int)(verData() & ExpMask ? Vertically : 0) |
(int)(horData() & ExpMask ? Horizontally : 0) );
}
void setHorData( SizeType d ) { data = (TQ_UINT32)(data & ~HMask) | d; }
void setVerData( SizeType d ) { data = (TQ_UINT32)(data & ~(HMask << HSize)) |
(d << HSize); }
void setHeightForWidth( bool b ) { data = b ? (TQ_UINT32)( data | ( 1 << 2*HSize ) )
: (TQ_UINT32)( data & ~( 1 << 2*HSize ) ); }
bool hasHeightForWidth() const { return data & ( 1 << 2*HSize ); }
bool operator==( const TQSizePolicy& s ) const { return data == s.data; }
bool operator!=( const TQSizePolicy& s ) const { return data != s.data; }
uint horStretch() const { return data >> 24; }
uint verStretch() const { return (data >> 16) & 0xff; }
void setHorStretch( uchar sf ) { data = (data&0x00ffffff) | (uint(sf)<<24); }
void setVerStretch( uchar sf ) { data = (data&0xff00ffff) | (uint(sf)<<16); }
inline void transpose();
private:
TQSizePolicy( int i ) : data( (TQ_UINT32)i ) { }
TQ_UINT32 data;
};
inline TQSizePolicy::TQSizePolicy( SizeType hor, SizeType ver, uchar hors, uchar vers, bool hfw )
: data( hor | (ver<<HSize) | (hfw ? (TQ_UINT32)(1<<2*HSize) : 0) ) {
setHorStretch( hors );
setVerStretch( vers );
}
inline void TQSizePolicy::transpose() {
*this = TQSizePolicy( verData(), horData(), verStretch(), horStretch(),
hasHeightForWidth() );
}
#endif // USE_QT4
#endif // TQSIZEPOLICY_H
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