summaryrefslogtreecommitdiffstats
path: root/src/kernel/qlayoutengine_p.h
diff options
context:
space:
mode:
Diffstat (limited to 'src/kernel/qlayoutengine_p.h')
-rw-r--r--src/kernel/qlayoutengine_p.h129
1 files changed, 129 insertions, 0 deletions
diff --git a/src/kernel/qlayoutengine_p.h b/src/kernel/qlayoutengine_p.h
new file mode 100644
index 000000000..d0cd72d7a
--- /dev/null
+++ b/src/kernel/qlayoutengine_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 retquirements 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 qlayout.h before including qlayoutengine_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 qlayout.cpp, qlayoutengine.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 QT_H
+#include "qabstractlayout.h"
+#endif // QT_H
+
+#ifndef QT_NO_LAYOUT
+
+struct TQLayoutStruct
+{
+ inline void init( int stretchFactor = 0, int spacing = 0 ) {
+ stretch = stretchFactor;
+ minimumSize = sizeHint = spacing;
+ maximumSize = TQLAYOUTSIZE_MAX;
+ expansive = FALSE;
+ empty = TRUE;
+ }
+
+ TQCOORD smartSizeHint() {
+ return ( stretch > 0 ) ? minimumSize : sizeHint;
+ }
+
+ // parameters
+ int stretch;
+ TQCOORD sizeHint;
+ TQCOORD maximumSize;
+ TQCOORD minimumSize;
+ bool expansive;
+ bool empty;
+
+ // temporary storage
+ bool done;
+
+ // result
+ int pos;
+ int size;
+};
+
+
+Q_EXPORT void qGeomCalc( TQMemArray<TQLayoutStruct> &chain, int start, int count,
+ int pos, int space, int spacer );
+Q_EXPORT TQSize qSmartMinSize( const TQWidgetItem *i );
+Q_EXPORT TQSize qSmartMinSize( TQWidget *w );
+Q_EXPORT TQSize qSmartMaxSize( const TQWidgetItem *i, int align = 0 );
+Q_EXPORT TQSize qSmartMaxSize( 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 //QT_NO_LAYOUT
+#endif