qsizepolicy-h.html
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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN"><!-- /home/reggie/tmp/qt-3.0-reggie-5401/qt-x11-commercial-3.0.5/include/qsizepolicy.h:1 --><html><head><meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1"><title>qsizepolicy.h Include File</title><style type="text/css"><!--h3.fn,span.fn { margin-left: 1cm; text-indent: -1cm; }a:link { color: #004faf; text-decoration: none }a:visited { color: #672967; text-decoration: none }body { background: #ffffff; color: black; }--></style></head><body><table border="0" cellpadding="0" cellspacing="0" width="100%"><tr bgcolor="#E5E5E5"><td valign=center> <a href="index.html"><font color="#004faf">Home</font></a> | <a href="classes.html"><font color="#004faf">All Classes</font></a> | <a href="mainclasses.html"><font color="#004faf">Main Classes</font></a> | <a href="annotated.html"><font color="#004faf">Annotated</font></a> | <a href="groups.html"><font color="#004faf">Grouped Classes</font></a> | <a href="functions.html"><font color="#004faf">Functions</font></a></td><td align="right" valign="center"><img src="logo32.png" align="right" width="64" height="32" border="0"></td></tr></table><h1 align=center>qsizepolicy.h</h1><p>This is the verbatim text of the qsizepolicy.h include file. It is provided only for illustration; the copyright remains with Trolltech.<hr><pre>/****************************************************************************** $Id: qt/qsizepolicy.h 3.0.5 edited Jan 25 16:16 $**** Definition of the QSizePolicy class**** Created : 980929**** Copyright (C) 1998-2000 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 QSIZEPOLICY_H#define QSIZEPOLICY_H#ifndef QT_H#include "qglobal.h"#endif // QT_Hclass Q_EXPORT QSizePolicy{private: enum { 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, BothDirections = Horizontally | Vertically#ifndef QT_NO_COMPAT ,Horizontal = Horizontally, Vertical = Vertically#endif }; QSizePolicy() : data( 0 ) {} QSizePolicy( SizeType hor, SizeType ver, bool hfw = FALSE ) : data( hor | (ver<<HSize) | (hfw ? (Q_UINT16)(1<<2*HSize) : 0) ) {} QSizePolicy( 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 = (Q_UINT16)(data & ~HMask) | d; } void setVerData( SizeType d ) { data = (Q_UINT16)(data & ~(HMask<<HSize)) | (d<<HSize); } void setHeightForWidth( bool b ) { data = b ? (Q_UINT16)( data | ( 1 << 2*HSize ) ) : (Q_UINT16)( data & ~( 1 << 2*HSize ) ); } bool hasHeightForWidth() const { return data & ( 1 << 2*HSize ); } bool operator==( const QSizePolicy& s ) const { return data == s.data; } bool operator!=( const QSizePolicy& 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); }private: QSizePolicy( int i ): data( (Q_UINT32)i ) {} Q_UINT32 data;};inline QSizePolicy::QSizePolicy( SizeType hor, SizeType ver, uchar hors, uchar vers, bool hfw ) : data( hor | (ver<<HSize) | (hfw ? (Q_UINT16)(1<<2*HSize) : 0) ) { setHorStretch( hors ); setVerStretch( vers );}#endif // QSIZEPOLICY_H</pre><!-- eof --><p><address><hr><div align=center><table width=100% cellspacing=0 border=0><tr><td>Copyright © 2002 <a href="http://www.trolltech.com">Trolltech</a><td><a href="http://www.trolltech.com/trademarks.html">Trademarks</a><td align=right><div align=right>Qt version 3.0.5</div></table></div></address></body></html>⌨️ 快捷键说明
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