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/****************************************************************************
**
** Definition of TQSplitter class
**
** Created : 980105
**
** Copyright (C) 1992-2008 Trolltech ASA. All rights reserved.
**
** This file is part of the widgets 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 [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.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 TQSPLITTER_H
#define TQSPLITTER_H
#ifndef QT_H
#include "ntqframe.h"
#include "ntqvaluelist.h"
#endif // QT_H
#ifndef QT_NO_SPLITTER
#define QT_QSPLITTER_DEFAULT 2
class TQSplitterHandle;
class TQSplitterPrivate;
class TQSplitterLayoutStruct;
class TQTextStream;
class TQSplitterPrivate
{
public:
TQSplitterPrivate()
: opaque( FALSE ), firstShow( TRUE ), childrenCollapsible( TRUE ),
handleWidth( 0 ) { }
TQPtrList<TQSplitterLayoutStruct> list;
bool opaque;
bool firstShow;
bool childrenCollapsible;
int handleWidth;
};
class Q_EXPORT TQSplitterLayoutStruct : public TQt
{
public:
TQCOORD sizer;
uint isHandle;
uint collapsible;
uint resizeMode;
TQWidget *wid;
TQSplitterLayoutStruct()
: sizer( -1 ), collapsible( QT_QSPLITTER_DEFAULT ) { }
TQCOORD getSizer( Orientation orient );
};
class Q_EXPORT TQSplitter : public TQFrame
{
TQ_OBJECT
TQ_PROPERTY( Orientation orientation READ orientation WRITE setOrientation )
TQ_PROPERTY( bool opaqueResize READ opaqueResize WRITE setOpaqueResize )
TQ_PROPERTY( int handleWidth READ handleWidth WRITE setHandleWidth )
TQ_PROPERTY( bool childrenCollapsible READ childrenCollapsible WRITE setChildrenCollapsible )
public:
// ### TQt 4.0: remove Auto from public API
enum ResizeMode { Stretch, KeepSize, FollowSizeHint, Auto };
TQSplitter( TQWidget* parent = 0, const char* name = 0 );
TQSplitter( Orientation, TQWidget* parent = 0, const char* name = 0 );
~TQSplitter();
virtual void setOrientation( Orientation );
Orientation orientation() const { return orient; }
// ### TQt 4.0: make setChildrenCollapsible() and setCollapsible() virtual
void setChildrenCollapsible( bool );
bool childrenCollapsible() const;
void setCollapsible( TQWidget *w, bool );
virtual void setResizeMode( TQWidget *w, ResizeMode );
virtual void setOpaqueResize( bool = TRUE );
bool opaqueResize() const;
void moveToFirst( TQWidget * );
void moveToLast( TQWidget * );
void refresh() { recalc( TRUE ); }
TQSize sizeHint() const;
TQSize minimumSizeHint() const;
TQValueList<int> sizes() const;
void setSizes( TQValueList<int> );
int handleWidth() const;
void setHandleWidth( int );
protected:
void childEvent( TQChildEvent * );
bool event( TQEvent * );
void resizeEvent( TQResizeEvent * );
int idAfter( TQWidget* ) const;
void moveSplitter( TQCOORD pos, int id );
virtual void drawSplitter( TQPainter*, TQCOORD x, TQCOORD y,
TQCOORD w, TQCOORD h );
void styleChange( TQStyle& );
int adjustPos( int, int );
virtual void setRubberband( int );
void getRange( int id, int *, int * );
public: //private:
enum { DefaultResizeMode = 3 };
void init();
void recalc( bool update = FALSE );
void doResize();
void storeSizes();
void getRange( int id, int *, int *, int *, int * );
void addContribution( int, int *, int *, bool );
int adjustPos( int, int, int *, int *, int *, int * );
bool collapsible( TQSplitterLayoutStruct * );
void processChildEvents();
TQSplitterLayoutStruct *findWidget( TQWidget * );
TQSplitterLayoutStruct *addWidget( TQWidget *, bool prepend = FALSE );
void recalcId();
void doMove( bool backwards, int pos, int id, int delta, bool upLeft,
bool mayCollapse );
void setGeo( TQWidget *w, int pos, int size, bool splitterMoved );
int findWidgetJustBeforeOrJustAfter( int id, int delta, int &collapsibleSize );
void updateHandles();
inline TQCOORD pick( const TQPoint &p ) const
{ return orient == Horizontal ? p.x() : p.y(); }
inline TQCOORD pick( const TQSize &s ) const
{ return orient == Horizontal ? s.width() : s.height(); }
inline TQCOORD trans( const TQPoint &p ) const
{ return orient == Vertical ? p.x() : p.y(); }
inline TQCOORD trans( const TQSize &s ) const
{ return orient == Vertical ? s.width() : s.height(); }
TQSplitterPrivate *d;
Orientation orient;
friend class TQSplitterHandle;
friend class TQTextStream;
private:
#if defined(TQ_DISABLE_COPY)
TQSplitter( const TQSplitter & );
TQSplitter& operator=( const TQSplitter & );
#endif
};
#ifndef QT_NO_TEXTSTREAM
Q_EXPORT TQTextStream& operator<<( TQTextStream&, const TQSplitter& );
Q_EXPORT TQTextStream& operator>>( TQTextStream&, TQSplitter& );
#endif
class Q_EXPORT TQSplitterHandle : public TQWidget
{
TQ_OBJECT
public:
TQSplitterHandle( Orientation o,
TQSplitter *parent, const char* name=0 );
void setOrientation( Orientation o );
Orientation orientation() const { return orient; }
bool opaque() const { return s->opaqueResize(); }
TQSize sizeHint() const;
int id() const { return myId; } // d->list.at(id())->wid == this
void setId( int i ) { myId = i; }
protected:
void paintEvent( TQPaintEvent * );
void mouseMoveEvent( TQMouseEvent * );
void mousePressEvent( TQMouseEvent * );
void mouseReleaseEvent( TQMouseEvent * );
public: // private:
Orientation orient;
bool opaq;
int myId;
TQSplitter *s;
};
#endif // QT_NO_SPLITTER
#endif // TQSPLITTER_H
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