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//=========================================================
// MusE
// Linux Music Editor
// $Id: sliderbase.h,v 1.4.2.3 2006/11/14 06:28:37 terminator356 Exp $
// Copyright (C) 1997 Josef Wilgen
// This program is free software; you can redistribute it and/or modify
// it under the terms of the GNU General Public License, version 2,
// as published by the Free Software Foundation.
//
// (C) Copyright 1999 Werner Schweer (ws@seh.de)
//=========================================================
#ifndef __SLIDERBASE_H__
#define __SLIDERBASE_H__
#include "drange.h"
#include <QFrame>
#include <qpixmap.h>
#include <qdatetime.h>
//#include <qbutton.h>
#include <QtGui>
//Added by qt3to4:
#include <QWheelEvent>
#include <QMouseEvent>
#include <QTimerEvent>
//---------------------------------------------------------
// SliderBase
//---------------------------------------------------------
class SliderBase : public QWidget, public DoubleRange
{
Q_OBJECT
Q_PROPERTY( int id READ id WRITE setId )
Q_PROPERTY( double minValue READ minValue WRITE setMinValue )
Q_PROPERTY( double maxValue READ maxValue WRITE setMaxValue )
Q_PROPERTY( double value READ value WRITE setValue )
int _id;
int d_tmrID;
int d_updTime;
int d_timerTick;
QTime d_time;
double d_speed;
double d_mass;
bool _cursorHoming;
bool _ignoreMouseMove;
void buttonReleased();
protected:
int d_scrollMode;
double d_mouseOffset;
int d_direction;
int d_tracking;
virtual void setMass(double val);
void setPosition(const QPoint &p);
virtual void valueChange();
virtual double mass() const { return d_mass; }
void wheelEvent(QWheelEvent *e);
void timerEvent(QTimerEvent *e);
void mousePressEvent(QMouseEvent *e);
void mouseReleaseEvent(QMouseEvent *e);
void mouseMoveEvent(QMouseEvent *e);
virtual double getValue(const QPoint & p) = 0;
virtual void getScrollMode( QPoint &p, const Qt::ButtonState &button,
int &scrollMode, int &direction) = 0;
public slots:
void setValue(double val);
void fitValue(double val);
void incValue(int steps);
signals:
void valueChanged(double value, int id);
void sliderPressed(int id);
void sliderReleased(int id);
void sliderMoved(double value, int id);
void sliderRightClicked(const QPoint &p, int id);
public:
enum { ScrNone, ScrMouse, ScrTimer, ScrDirect, ScrPage };
SliderBase( QWidget *parent = 0, const char *name = 0 );
~SliderBase();
bool cursorHoming() const { return _cursorHoming; }
void setCursorHoming(bool b) { _cursorHoming = b; }
void setUpdateTime(int t);
// void incValue(double nSteps);
void stopMoving();
void setTracking(bool enable);
double value() const { return DoubleRange::value(); }
void stepPages(int pages);
double minValue() const { return DoubleRange::minValue(); }
double maxValue() const { return DoubleRange::maxValue(); }
void setMinValue(double v) { DoubleRange::setRange(v, maxValue(), 0.0, 1); }
void setMaxValue(double v) { DoubleRange::setRange(minValue(), v, 0.0, 1); }
int id() const { return _id; }
void setId(int i) { _id = i; }
};
#endif
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