Mercurial > hg > svgui
view widgets/Thumbwheel.h @ 178:05015e717a0d
* Somewhat better handling of running out of memory or disc space
author | Chris Cannam |
---|---|
date | Mon, 13 Nov 2006 14:48:57 +0000 |
parents | 793df5f0c6cb |
children | 42118892f428 |
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/* -*- c-basic-offset: 4 indent-tabs-mode: nil -*- vi:set ts=8 sts=4 sw=4: */ /* Sonic Visualiser An audio file viewer and annotation editor. Centre for Digital Music, Queen Mary, University of London. This file copyright 2006 Chris Cannam. This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version. See the file COPYING included with this distribution for more information. */ #ifndef _THUMBWHEEL_H_ #define _THUMBWHEEL_H_ #include <QWidget> class Thumbwheel : public QWidget { Q_OBJECT public: Thumbwheel(Qt::Orientation orientation, QWidget *parent = 0); virtual ~Thumbwheel(); int getMinimumValue() const; int getMaximumValue() const; int getDefaultValue() const; float getSpeed() const; bool getTracking() const; bool getShowScale() const; int getValue() const; virtual void mousePressEvent(QMouseEvent *e); virtual void mouseDoubleClickEvent(QMouseEvent *e); virtual void mouseMoveEvent(QMouseEvent *e); virtual void mouseReleaseEvent(QMouseEvent *e); virtual void wheelEvent(QWheelEvent *e); virtual void paintEvent(QPaintEvent *e); QSize sizeHint() const; signals: void valueChanged(int); public slots: void setMinimumValue(int min); void setMaximumValue(int max); void setDefaultValue(int deft); void setSpeed(float speed); void setTracking(bool tracking); void setShowScale(bool show); void setValue(int value); void resetToDefault(); private: int m_min; int m_max; int m_default; int m_value; float m_rotation; Qt::Orientation m_orientation; float m_speed; bool m_tracking; bool m_showScale; bool m_clicked; bool m_atDefault; QPoint m_clickPos; float m_clickRotation; }; #endif