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author | Timothy Pearson <kb9vqf@pearsoncomputing.net> | 2011-07-10 15:17:53 -0500 |
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committer | Timothy Pearson <kb9vqf@pearsoncomputing.net> | 2011-07-10 15:17:53 -0500 |
commit | 37e3f157c7d76f13de807fa66e36df209e1005fb (patch) | |
tree | 7a4f131b2ee065337dac341bff34515310efba4f /experimental/tqtinterface/qt4/src/kernel/tqlayoutengine_p.h | |
parent | 16630c3eff313238fa8412275555285c9195981b (diff) | |
download | tde-37e3f157c7d76f13de807fa66e36df209e1005fb.tar.gz tde-37e3f157c7d76f13de807fa66e36df209e1005fb.zip |
Added TQt4 HEAD
Diffstat (limited to 'experimental/tqtinterface/qt4/src/kernel/tqlayoutengine_p.h')
-rw-r--r-- | experimental/tqtinterface/qt4/src/kernel/tqlayoutengine_p.h | 129 |
1 files changed, 129 insertions, 0 deletions
diff --git a/experimental/tqtinterface/qt4/src/kernel/tqlayoutengine_p.h b/experimental/tqtinterface/qt4/src/kernel/tqlayoutengine_p.h new file mode 100644 index 000000000..9c8064b21 --- /dev/null +++ b/experimental/tqtinterface/qt4/src/kernel/tqlayoutengine_p.h @@ -0,0 +1,129 @@ +/**************************************************************************** +** +** Internal header file. +** +** Created : 981027 +** +** 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 TQLAYOUTENGINE_P_H +#define TQLAYOUTENGINE_P_H + +#ifndef TQLAYOUT_H + #error "Need to include tqlayout.h before including qtqlayoutengine_p.h" +#endif + +// +// W A R N I N G +// ------------- +// +// This file is not part of the TQt API. It exists for the convenience +// of qtqlayout.cpp, tqlayoutengine.cpp, qmainwindow.cpp and qsplitter.cpp. +// This header file may change from version to version without notice, +// or even be removed. +// +// We mean it. +// +// + + +#ifndef TQT_H +#include "tqabstractlayout.h" +#endif // TQT_H + +#ifndef TQT_NO_LAYOUT + +struct TQLayoutStruct +{ + inline void init( int stretchFactor = 0, int spacing = 0 ) { + stretch = stretchFactor; + tqminimumSize = tqsizeHint = spacing; + tqmaximumSize = TQLAYOUTSIZE_MAX; + expansive = FALSE; + empty = TRUE; + } + + TQCOORD smartSizeHint() { + return ( stretch > 0 ) ? tqminimumSize : tqsizeHint; + } + + // parameters + int stretch; + TQCOORD tqsizeHint; + TQCOORD tqmaximumSize; + TQCOORD tqminimumSize; + bool expansive; + bool empty; + + // temporary storage + bool done; + + // result + int pos; + int size; +}; + + +TQ_EXPORT void qGeomCalc( TQMemArray<TQLayoutStruct> &chain, int start, int count, + int pos, int space, int spacer ); +TQ_EXPORT TQSize tqSmartMinSize( const TQWidgetItem *i ); +TQ_EXPORT TQSize tqSmartMinSize( TQWidget *w ); +TQ_EXPORT TQSize tqSmartMaxSize( const TQWidgetItem *i, int align = 0 ); +TQ_EXPORT TQSize tqSmartMaxSize( TQWidget *w, int align = 0 ); + + +/* + Modify total maximum (max) and total expansion (exp) + when adding boxmax/boxexp. + + Expansive boxes win over non-expansive boxes. +*/ +static inline void qMaxExpCalc( TQCOORD & max, bool &exp, + TQCOORD boxmax, bool boxexp ) +{ + if ( exp ) { + if ( boxexp ) + max = TQMAX( max, boxmax ); + } else { + if ( boxexp ) + max = boxmax; + else + max = TQMIN( max, boxmax ); + } + exp = exp || boxexp; +} + +#endif //TQT_NO_LAYOUT +#endif |