dynamicSlider.h

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//==============================================
//  copyright            : (C) 2003-2005 by Will Stokes
//==============================================
//  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.
//==============================================
 
#ifndef GUI_DYNAMICSLIDER_H
#define GUI_DYNAMICSLIDER_H
 
#include <qslider.h>
#include <qlabel.h>
#include <qpoint.h>
//Added by qt3to4:
#include <QMouseEvent>
 
class SliderToolTip;
//==========================================
class DynamicSlider : public QSlider
{
Q_OBJECT
public:
  DynamicSlider( Qt::Orientation orientation, QWidget* parent, const char* name=0 );
  ~DynamicSlider();
 
  void setZeroString( QString val );
  
  void setPrefix( QString val );
 
  void setPrefixes( QString prefix1, QString prefix2 );
 
  void setSuffix( QString val );
  
  void setSuffixes( QString suffix1, QString suffix2 );
 
  //used by the tooltip class to determine the current mouse position
  QPoint getMousePos();
 
protected:
  //cache and announce to the tooltip class that the mouse has moved
  void mouseMoveEvent(QMouseEvent* e);
  
  virtual QString mapValToString();
 
private:
  QString zeroString;
    
  QString prefix1, prefix2;
  QString suffix1, suffix2;
  
  SliderToolTip* tooltip;
  QPoint cachedMousePos;
 
signals:
  void mouseHasMoved();
 
private slots:
  void updateTooltipLabel();
};
//==========================================
class SliderToolTip : public QLabel
{
Q_OBJECT
 
public:
  SliderToolTip( QWidget* parent, DynamicSlider* slider);
 
private:
  DynamicSlider* slider;  
  
private slots:
  void showTooltip();
  void update();
  void hideTooltip();
};
//==========================================
 
#endif //GUI_DYNAMICSLIDER_H