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Create qheader.h
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‎src/qt/qheader.h

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/****************************************************************************
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** $Id: qt/qheader.h 3.0.5 edited May 3 19:39 $
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**
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** Definition of QHeader widget class (table header)
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**
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** Created : 961105
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**
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** Copyright (C) 1992-2000 Trolltech AS. All rights reserved.
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**
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** This file is part of the widgets 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 [email protected] 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 [email protected] 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 QHEADER_H
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#define QHEADER_H
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#ifndef QT_H
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#include "qwidget.h"
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#include "qstring.h"
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#include "qiconset.h" // conversion QPixmap->QIconset
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#endif // QT_H
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#ifndef QT_NO_HEADER
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class QShowEvent;
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class QHeaderData;
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class QTable;
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class Q_EXPORT QHeader : public QWidget
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{
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friend class QTable;
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friend class QTableHeader;
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Q_OBJECT
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Q_PROPERTY( Orientation orientation READ orientation WRITE setOrientation )
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Q_PROPERTY( bool tracking READ tracking WRITE setTracking )
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Q_PROPERTY( int count READ count )
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Q_PROPERTY( int offset READ offset WRITE setOffset )
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Q_PROPERTY( bool moving READ isMovingEnabled WRITE setMovingEnabled )
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Q_PROPERTY( bool stretching READ isStretchEnabled WRITE setStretchEnabled )
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public:
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QHeader( QWidget* parent=0, const char* name=0 );
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QHeader( int, QWidget* parent=0, const char* name=0 );
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~QHeader();
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int addLabel( const QString &, int size = -1 );
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int addLabel( const QIconSet&, const QString &, int size = -1 );
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void removeLabel( int section );
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virtual void setLabel( int, const QString &, int size = -1 );
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virtual void setLabel( int, const QIconSet&, const QString &, int size = -1 );
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QString label( int section ) const;
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QIconSet* 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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QRect 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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QSize 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 increasing = TRUE );
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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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protected:
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void paintEvent( QPaintEvent * );
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void showEvent( QShowEvent *e );
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void resizeEvent( QResizeEvent *e );
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QRect sRect( int index );
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virtual void paintSection( QPainter *p, int index, const QRect& fr);
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virtual void paintSectionLabel( QPainter* p, int index, const QRect& fr );
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void mousePressEvent( QMouseEvent * );
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void mouseReleaseEvent( QMouseEvent * );
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void mouseMoveEvent( QMouseEvent * );
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private:
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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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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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QSize sectionSizeHint( int section, const QFontMetrics& 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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QCOORD clickPos;
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bool trackingIsOn;
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int cachedIdx; // not used
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int cachedPos; // not used
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Orientation orient;
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QHeaderData *d;
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private: // Disabled copy constructor and operator=
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#if defined(Q_DISABLE_COPY)
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QHeader( const QHeader & );
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QHeader &operator=( const QHeader & );
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#endif
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};
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inline QHeader::Orientation QHeader::orientation() const
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{
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return orient;
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}
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inline void QHeader::setTracking( bool enable ) { trackingIsOn = enable; }
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inline bool QHeader::tracking() const { return trackingIsOn; }
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#endif // QT_NO_HEADER
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#endif // QHEADER_H

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