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220 lines
7.7 KiB
220 lines
7.7 KiB
/****************************************************************************
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**
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** Definition of TQHeader widget class (table header)
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**
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** Created : 961105
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**
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** Copyright (C) 1992-2008 Trolltech ASA. All rights reserved.
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**
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** This file is part of the widgets module of the TQt GUI Toolkit.
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**
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** This file may be used under the terms of the GNU General
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** Public License versions 2.0 or 3.0 as published by the Free
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** Software Foundation and appearing in the files LICENSE.GPL2
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** and LICENSE.GPL3 included in the packaging of this file.
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** Alternatively you may (at your option) use any later version
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** of the GNU General Public License if such license has been
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** publicly approved by Trolltech ASA (or its successors, if any)
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** and the KDE Free TQt Foundation.
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**
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** Please review the following information to ensure GNU General
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** Public Licensing requirements will be met:
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** http://trolltech.com/products/qt/licenses/licensing/opensource/.
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** If you are unsure which license is appropriate for your use, please
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** review the following information:
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** http://trolltech.com/products/qt/licenses/licensing/licensingoverview
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** or contact the sales department at sales@trolltech.com.
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**
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** This file may be used under the terms of the Q Public License as
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** defined by Trolltech ASA and appearing in the file LICENSE.TQPL
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** included in the packaging of this file. Licensees holding valid TQt
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** Commercial licenses may use this file in accordance with the TQt
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** Commercial License 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,
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** INCLUDING THE WARRANTIES OF DESIGN, MERCHANTABILITY AND FITNESS FOR
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** A PARTICULAR PURPOSE. Trolltech reserves all rights not granted
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** herein.
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**
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**********************************************************************/
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#ifndef TQHEADER_H
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#define TQHEADER_H
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#ifndef QT_H
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#include "ntqwidget.h"
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#include "ntqstring.h"
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#include "ntqiconset.h" // conversion TQPixmap->TQIconset
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#endif // QT_H
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#ifndef TQT_NO_HEADER
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class TQShowEvent;
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class TQHeaderData;
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class TQTable;
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class TQ_EXPORT TQHeader : public TQWidget
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{
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friend class TQTable;
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friend class TQTableHeader;
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friend class TQListView;
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TQ_OBJECT
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TQ_PROPERTY( Orientation orientation READ orientation WRITE setOrientation )
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TQ_PROPERTY( bool tracking READ tracking WRITE setTracking )
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TQ_PROPERTY( int count READ count )
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TQ_PROPERTY( int offset READ offset WRITE setOffset )
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TQ_PROPERTY( bool moving READ isMovingEnabled WRITE setMovingEnabled )
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TQ_PROPERTY( bool stretching READ isStretchEnabled WRITE setStretchEnabled )
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public:
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TQHeader( TQWidget* parent=0, const char* name=0 );
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TQHeader( int, TQWidget* parent=0, const char* name=0 );
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~TQHeader();
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int addLabel( const TQString &, int size = -1 );
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int addLabel( const TQIconSet&, const TQString &, int size = -1 );
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void removeLabel( int section );
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virtual void setLabel( int, const TQString &, int size = -1 );
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virtual void setLabel( int, const TQIconSet&, const TQString &, int size = -1 );
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TQString label( int section ) const;
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TQIconSet* iconSet( int section ) const;
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virtual void setOrientation( Orientation );
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Orientation orientation() const;
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virtual void setTracking( bool enable );
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bool tracking() const;
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virtual void setClickEnabled( bool, int section = -1 );
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virtual void setResizeEnabled( bool, int section = -1 );
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virtual void setMovingEnabled( bool );
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virtual void setStretchEnabled( bool b, int section );
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void setStretchEnabled( bool b ) { setStretchEnabled( b, -1 ); }
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bool isClickEnabled( int section = -1 ) const;
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bool isResizeEnabled( int section = -1 ) const;
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bool isMovingEnabled() const;
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bool isStretchEnabled() const;
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bool isStretchEnabled( int section ) const;
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void resizeSection( int section, int s );
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int sectionSize( int section ) const;
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int sectionPos( int section ) const;
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int sectionAt( int pos ) const;
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int count() const;
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int headerWidth() const;
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TQRect sectionRect( int section ) const;
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virtual void setCellSize( int , int ); // obsolete, do not use
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int cellSize( int i ) const { return sectionSize( mapToSection(i) ); } // obsolete, do not use
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int cellPos( int ) const; // obsolete, do not use
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int cellAt( int pos ) const { return mapToIndex( sectionAt(pos + offset()) ); } // obsolete, do not use
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int offset() const;
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TQSize sizeHint() const;
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int mapToSection( int index ) const;
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int mapToIndex( int section ) const;
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int mapToLogical( int ) const; // obsolete, do not use
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int mapToActual( int ) const; // obsolete, do not use
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void moveSection( int section, int toIndex );
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virtual void moveCell( int, int); // obsolete, do not use
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void setSortIndicator( int section, bool ascending = TRUE ); // obsolete, do not use
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inline void setSortIndicator( int section, SortOrder order )
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{ setSortIndicator( section, (order == Ascending) ); }
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int sortIndicatorSection() const;
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SortOrder sortIndicatorOrder() const;
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void adjustHeaderSize() { adjustHeaderSize( -1 ); }
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public slots:
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void setUpdatesEnabled( bool enable );
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virtual void setOffset( int pos );
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signals:
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void clicked( int section );
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void pressed( int section );
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void released( int section );
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void sizeChange( int section, int oldSize, int newSize );
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void indexChange( int section, int fromIndex, int toIndex );
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void sectionClicked( int ); // obsolete, do not use
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void moved( int, int ); // obsolete, do not use
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void sectionHandleDoubleClicked( int section );
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protected:
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void paintEvent( TQPaintEvent * );
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void showEvent( TQShowEvent *e );
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void resizeEvent( TQResizeEvent *e );
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TQRect sRect( int index );
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virtual void paintSection( TQPainter *p, int index, const TQRect& fr);
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virtual void paintSectionLabel( TQPainter* p, int index, const TQRect& fr );
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void fontChange( const TQFont & );
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void mousePressEvent( TQMouseEvent * );
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void mouseReleaseEvent( TQMouseEvent * );
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void mouseMoveEvent( TQMouseEvent * );
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void mouseDoubleClickEvent( TQMouseEvent * );
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void keyPressEvent( TQKeyEvent * );
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void keyReleaseEvent( TQKeyEvent * );
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private:
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void handleColumnMove( int fromIdx, int toIdx );
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void adjustHeaderSize( int diff );
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void init( int );
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void paintRect( int p, int s );
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void markLine( int idx );
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void unMarkLine( int idx );
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int pPos( int i ) const;
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int pSize( int i ) const;
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int findLine( int );
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int handleAt( int p );
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bool reverse() const;
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void calculatePositions( bool onlyVisible = FALSE, int start = 0 );
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void handleColumnResize(int, int, bool, bool = TRUE );
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TQSize sectionSizeHint( int section, const TQFontMetrics& fm ) const;
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void setSectionSizeAndHeight( int section, int size );
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void resizeArrays( int size );
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void setIsATableHeader( bool b );
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int offs;
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int handleIdx;
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int oldHIdxSize;
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int moveToIdx;
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enum State { Idle, Sliding, Pressed, Moving, Blocked };
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State state;
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TQCOORD clickPos;
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bool trackingIsOn;
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int oldHandleIdx;
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int cachedPos; // not used
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Orientation orient;
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TQHeaderData *d;
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private: // Disabled copy constructor and operator=
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#if defined(TQ_DISABLE_COPY)
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TQHeader( const TQHeader & );
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TQHeader &operator=( const TQHeader & );
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#endif
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};
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inline TQHeader::Orientation TQHeader::orientation() const
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{
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return orient;
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}
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inline void TQHeader::setTracking( bool enable ) { trackingIsOn = enable; }
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inline bool TQHeader::tracking() const { return trackingIsOn; }
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extern TQ_EXPORT bool tqt_qheader_label_return_null_strings; // needed for professional edition
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#endif // TQT_NO_HEADER
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#endif // TQHEADER_H
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