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112 lines
3.0 KiB
112 lines
3.0 KiB
15 years ago
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// THIS IS A COPY OF THE FILE FOUND IN $QTDIR/src/kernel. Needed to modify qsplitter
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/****************************************************************************
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** $Id: qlayoutengine_p.h 523435 2006-03-28 08:01:15Z mlaurent $
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**
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** Internal header file.
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**
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** Created : 981027
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**
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** Copyright (C) 1998-99 by Trolltech AS. All rights reserved.
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**
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** This file is part of the kernel module of the Qt GUI Toolkit.
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**
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** This file may be distributed under the terms of the Q Public License
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** as defined by Trolltech AS of Norway and appearing in the file
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** LICENSE.QPL included in the packaging of this file.
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**
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** This file may be distributed and/or modified under the terms of the
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** GNU General Public License version 2 as published by the Free Software
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** Foundation and appearing in the file LICENSE.GPL included in the
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** packaging of this file.
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**
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** Licensees holding valid Qt Enterprise Edition or Qt Professional Edition
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** licenses may use this file in accordance with the Qt Commercial License
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** Agreement provided with the Software.
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**
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** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
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** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
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**
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** See http://www.trolltech.com/pricing.html or email sales@trolltech.com for
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** information about Qt Commercial License Agreements.
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** See http://www.trolltech.com/qpl/ for QPL licensing information.
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** See http://www.trolltech.com/gpl/ for GPL licensing information.
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**
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** Contact info@trolltech.com if any conditions of this licensing are
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** not clear to you.
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**
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**********************************************************************/
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#ifndef QLAYOUTENGINE_P_H
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#define QLAYOUTENGINE_P_H
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//
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// W A R N I N G
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// -------------
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//
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// This file is not part of the Qt API. It exists for the convenience
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// of qlayout.cpp, qlayoutengine.cpp, qmainwindow.cpp and qsplitter.cpp.
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// This header file may change from version to version without notice,
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// or even be removed.
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//
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// We mean it.
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//
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//
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#ifndef QT_H
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#include "qabstractlayout.h"
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#endif // QT_H
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#ifndef QT_NO_LAYOUT
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struct QLayoutStruct
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{
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void initParameters() { minimumSize = sizeHint = 0;
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maximumSize = QWIDGETSIZE_MAX; expansive = FALSE; empty = TRUE; }
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void init() { stretch = 0; initParameters(); }
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//permanent storage:
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int stretch;
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//parameters:
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QCOORD sizeHint;
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QCOORD maximumSize;
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QCOORD minimumSize;
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bool expansive;
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bool empty;
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//temporary storage:
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bool done;
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//result:
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int pos;
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int size;
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};
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void qGeomCalc( QMemArray<QLayoutStruct> &chain, int start, int count, int pos,
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int space, int spacer );
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/*
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Modify total maximum (max) and total expansion (exp)
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when adding boxmax/boxexp.
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Expansive boxes win over non-expansive boxes.
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*/
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static inline void qMaxExpCalc( QCOORD & max, bool &exp,
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QCOORD boxmax, bool boxexp )
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{
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if ( exp ) {
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if ( boxexp )
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max = QMAX( max, boxmax );
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} else {
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if ( boxexp )
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max = boxmax;
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else
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max = QMIN( max, boxmax );
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}
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exp = exp || boxexp;
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}
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#endif //QT_NO_LAYOUT
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#endif
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