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243 lines
7.3 KiB
243 lines
7.3 KiB
14 years ago
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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">
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<!-- /home/espenr/tmp/qt-3.3.8-espenr-2499/qt-x11-free-3.3.8/include/qscrollbar.h:1 -->
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<td align="right" valign="center"><img src="logo32.png" align="right" width="64" height="32" border="0"></td></tr></table><h1 align=center>qscrollbar.h</h1>
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<p>This is the verbatim text of the qscrollbar.h include file. It is provided only for illustration; the copyright remains with Trolltech.
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<hr>
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<pre>
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/****************************************************************************
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** $Id: qt/qscrollbar.h 3.3.8 edited Jan 11 14:38 $
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**
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** Definition of QScrollBar class
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**
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** Created : 940427
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**
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** Copyright (C) 1992-2007 Trolltech ASA. 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 used under the terms of the GNU General Public
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** License versions 2.0 or 3.0 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. Alternatively you may (at your option) use any
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** later version of the GNU General Public License if such license has
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** been publicly approved by Trolltech ASA (or its successors, if any)
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** and the KDE Free Qt 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.QPL
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** included in the packaging of this file. Licensees holding valid Qt
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** Commercial licenses may use this file in accordance with the Qt
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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 QSCROLLBAR_H
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#define QSCROLLBAR_H
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class QTimer;
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#ifndef QT_H
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#include "qwidget.h"
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#include "qrangecontrol.h"
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#endif // QT_H
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#ifndef QT_NO_SCROLLBAR
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class Q_EXPORT QScrollBar : public QWidget, public QRangeControl
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{
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Q_OBJECT
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Q_PROPERTY( int minValue READ minValue WRITE setMinValue )
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Q_PROPERTY( int maxValue READ maxValue WRITE setMaxValue )
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Q_PROPERTY( int lineStep READ lineStep WRITE setLineStep )
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Q_PROPERTY( int pageStep READ pageStep WRITE setPageStep )
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Q_PROPERTY( int value READ value WRITE setValue )
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Q_PROPERTY( bool tracking READ tracking WRITE setTracking )
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Q_PROPERTY( bool draggingSlider READ draggingSlider )
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Q_PROPERTY( Orientation orientation READ orientation WRITE setOrientation )
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public:
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QScrollBar( QWidget *parent, const char* name = 0 );
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QScrollBar( Orientation, QWidget *parent, const char* name = 0 );
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QScrollBar( int minValue, int maxValue, int lineStep, int pageStep,
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int value, Orientation, QWidget *parent, const char* name = 0 );
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~QScrollBar();
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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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bool draggingSlider() const;
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virtual void setPalette( const QPalette & );
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virtual QSize sizeHint() const;
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virtual void setSizePolicy( QSizePolicy sp );
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void setSizePolicy( QSizePolicy::SizeType hor, QSizePolicy::SizeType ver, bool hfw = FALSE );
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int minValue() const;
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int maxValue() const;
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void setMinValue( int );
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void setMaxValue( int );
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int lineStep() const;
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int pageStep() const;
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void setLineStep( int );
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void setPageStep( int );
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int value() const;
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int sliderStart() const;
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QRect sliderRect() const;
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public slots:
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void setValue( int );
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signals:
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void valueChanged( int value );
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void sliderPressed();
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void sliderMoved( int value );
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void sliderReleased();
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void nextLine();
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void prevLine();
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void nextPage();
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void prevPage();
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protected:
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#ifndef QT_NO_WHEELEVENT
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void wheelEvent( QWheelEvent * );
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#endif
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void keyPressEvent( QKeyEvent * );
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void resizeEvent( QResizeEvent * );
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void paintEvent( QPaintEvent * );
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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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void contextMenuEvent( QContextMenuEvent * );
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void hideEvent( QHideEvent* );
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void valueChange();
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void stepChange();
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void rangeChange();
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void styleChange( QStyle& );
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private slots:
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void doAutoRepeat();
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private:
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void init();
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void positionSliderFromValue();
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int calculateValueFromSlider() const;
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void startAutoRepeat();
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void stopAutoRepeat();
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int rangeValueToSliderPos( int val ) const;
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int sliderPosToRangeValue( int val ) const;
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void action( int control );
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void drawControls( uint controls, uint activeControl ) const;
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void drawControls( uint controls, uint activeControl,
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QPainter *p ) const;
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uint pressedControl;
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bool track;
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bool clickedAt;
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Orientation orient;
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int slidePrevVal;
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QCOORD sliderPos;
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QCOORD clickOffset;
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QTimer * repeater;
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void * d;
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private: // Disabled copy constructor and operator=
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#if defined(Q_DISABLE_COPY)
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QScrollBar( const QScrollBar & );
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QScrollBar &operator=( const QScrollBar & );
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#endif
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};
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inline void QScrollBar::setTracking( bool t )
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{
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track = t;
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}
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inline bool QScrollBar::tracking() const
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{
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return track;
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}
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inline QScrollBar::Orientation QScrollBar::orientation() const
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{
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return orient;
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}
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inline int QScrollBar::sliderStart() const
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{
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return sliderPos;
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}
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inline void QScrollBar::setSizePolicy( QSizePolicy::SizeType hor, QSizePolicy::SizeType ver, bool hfw )
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{
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QWidget::setSizePolicy( hor, ver, hfw );
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}
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#endif // QT_NO_SCROLLBAR
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#endif // QSCROLLBAR_H
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</pre>
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<!-- eof -->
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<p><address><hr><div align=center>
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<table width=100% cellspacing=0 border=0><tr>
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<td>Copyright © 2007
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<a href="troll.html">Trolltech</a><td align=center><a href="trademarks.html">Trademarks</a>
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<td align=right><div align=right>Qt 3.3.8</div>
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</table></div></address></body>
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