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Diffstat (limited to 'src/widgets/tqdial.h')
-rw-r--r-- | src/widgets/tqdial.h | 153 |
1 files changed, 153 insertions, 0 deletions
diff --git a/src/widgets/tqdial.h b/src/widgets/tqdial.h new file mode 100644 index 000000000..7baf98e53 --- /dev/null +++ b/src/widgets/tqdial.h @@ -0,0 +1,153 @@ +/**************************************************************************** +** +** Definition of the dial widget +** +** Created : 990104 +** +** Copyright (C) 1999-2008 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 TQDIAL_H +#define TQDIAL_H + +#ifndef QT_H +#include "tqwidget.h" +#include "ntqrangecontrol.h" +#endif // QT_H + +#ifndef TQT_NO_DIAL + +class TQDialPrivate; + +class TQ_EXPORT TQDial: public TQWidget, public TQRangeControl +{ + TQ_OBJECT + TQ_PROPERTY( bool tracking READ tracking WRITE setTracking ) + TQ_PROPERTY( bool wrapping READ wrapping WRITE setWrapping ) + TQ_PROPERTY( int notchSize READ notchSize ) + TQ_PROPERTY( double notchTarget READ notchTarget WRITE setNotchTarget ) + TQ_PROPERTY( bool notchesVisible READ notchesVisible WRITE setNotchesVisible ) + TQ_PROPERTY( int minValue READ minValue WRITE setMinValue ) + TQ_PROPERTY( int maxValue READ maxValue WRITE setMaxValue ) + TQ_PROPERTY( int lineStep READ lineStep WRITE setLineStep ) + TQ_PROPERTY( int pageStep READ pageStep WRITE setPageStep ) + TQ_PROPERTY( int value READ value WRITE setValue ) + +public: + TQDial( TQWidget* parent=0, const char* name=0, WFlags f = 0 ); + TQDial( int minValue, int maxValue, int pageStep, int value, + TQWidget* parent=0, const char* name=0 ); + ~TQDial(); + + bool tracking() const; + + bool wrapping() const; + + int notchSize() const; + + virtual void setNotchTarget( double ); + double notchTarget() const; + + bool notchesVisible() const; + + TQSize sizeHint() const; + TQSize minimumSizeHint() const; + + int minValue() const; + int maxValue() const; + void setMinValue( int ); + void setMaxValue( int ); + int lineStep() const; + int pageStep() const; + void setLineStep( int ); + void setPageStep( int ); + int value() const; + +public slots: + virtual void setValue( int ); + void addLine(); + void subtractLine(); + void addPage(); + void subtractPage(); + virtual void setNotchesVisible( bool b ); + virtual void setWrapping( bool on ); + virtual void setTracking( bool enable ); + +signals: + void valueChanged( int value ); + void dialPressed(); + void dialMoved( int value ); + void dialReleased(); + +protected: + void resizeEvent( TQResizeEvent * ); + void paintEvent( TQPaintEvent * ); + + void keyPressEvent( TQKeyEvent * ); + void mousePressEvent( TQMouseEvent * ); + void mouseReleaseEvent( TQMouseEvent * ); + void mouseMoveEvent( TQMouseEvent * ); +#ifndef TQT_NO_WHEELEVENT + void wheelEvent( TQWheelEvent * ); +#endif + void focusInEvent( TQFocusEvent * ); + void focusOutEvent( TQFocusEvent * ); + + void valueChange(); + void rangeChange(); + + virtual void repaintScreen( const TQRect *cr = 0 ); + +private: + TQDialPrivate * d; + + int valueFromPoint( const TQPoint & ) const; + double angle( const TQPoint &, const TQPoint & ) const; + TQPointArray calcArrow( double &a ) const; + TQRect calcDial() const; + int calcBigLineSize() const; + void calcLines(); + +private: // Disabled copy constructor and operator= +#if defined(TQ_DISABLE_COPY) + TQDial( const TQDial & ); + TQDial &operator=( const TQDial & ); +#endif + +}; + +#endif // TQT_NO_DIAL + +#endif |