Add Qt3 development HEAD version

1 files changed, 128 insertions, 0 deletions

diff --git a/src/kernel/qsizepolicy.h b/src/kernel/qsizepolicy.h
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+/****************************************************************************
+**
+** Definition of the QSizePolicy class
+**
+** Created : 980929
+**
+** Copyright (C) 1998-2008 Trolltech ASA.  All rights reserved.
+**
+** This file is part of the kernel module of the Qt 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 Qt 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 [email protected].
+**
+** This file may be used under the terms of the Q Public License as
+** defined by Trolltech ASA and appearing in the file LICENSE.QPL
+** included in the packaging of this file.  Licensees holding valid Qt
+** Commercial 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 WARRANTIES OF DESIGN, MERCHANTABILITY AND FITNESS FOR
+** A PARTICULAR PURPOSE. Trolltech reserves all rights not granted
+** herein.
+**
+**********************************************************************/
+
+#ifndef QSIZEPOLICY_H
+#define QSIZEPOLICY_H
+
+#ifndef QT_H
+#include "qglobal.h"
+#endif // QT_H
+
+// Documentation is in qabstractlayout.cpp.
+
+class Q_EXPORT QSizePolicy
+{
+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 QT_NO_COMPAT
+		      Horizontal = Horizontally,
+		      Vertical = Vertically,
+#endif
+		      BothDirections = Horizontally | Vertically };
+
+    QSizePolicy() : data( 0 ) { }
+
+    QSizePolicy( SizeType hor, SizeType ver, bool hfw = FALSE )
+	: data( hor | (ver<<HSize) | (hfw ? (Q_UINT32)(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_UINT32)(data & ~HMask) | d; }
+    void setVerData( SizeType d ) { data = (Q_UINT32)(data & ~(HMask << HSize)) |
+					   (d << HSize); }
+
+    void setHeightForWidth( bool b ) { data = b ? (Q_UINT32)( data | ( 1 << 2*HSize ) )
+					      : (Q_UINT32)( 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); }
+    inline void transpose();
+
+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_UINT32)(1<<2*HSize) : 0) ) {
+    setHorStretch( hors );
+    setVerStretch( vers );
+}
+
+inline void QSizePolicy::transpose() {
+    *this = QSizePolicy( verData(), horData(), verStretch(), horStretch(),
+			 hasHeightForWidth() );
+}
+
+#endif // QSIZEPOLICY_H