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162 lines
5.1 KiB
162 lines
5.1 KiB
/***************************************************************************
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amarokslider.h - description
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-------------------
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begin : Dec 15 2003
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copyright : (C) 2003 by Mark Kretschmann
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email : markey@web.de
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copyright : (C) 2005 by Gábor Lehel
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email : illissius@gmail.com
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***************************************************************************/
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/***************************************************************************
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* *
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* This program is free software; you can redistribute it and/or modify *
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* it under the terms of the GNU General Public License as published by *
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* the Free Software Foundation; either version 2 of the License, or *
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* (at your option) any later version. *
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* *
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***************************************************************************/
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#ifndef AMAROKSLIDER_H
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#define AMAROKSLIDER_H
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#include <config.h>
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#include "metabundle.h"
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#include <kpixmap.h>
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#include <kurl.h>
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#include <qpixmap.h>
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#include <qslider.h>
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#include <qvaluevector.h>
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class QPalette;
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class QTimer;
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namespace Amarok
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{
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class Slider : public QSlider
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{
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Q_OBJECT
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public:
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Slider( Qt::Orientation, QWidget*, uint max = 0 );
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virtual void setValue( int );
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//WARNING non-virtual - and thus only really intended for internal use
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//this is a major flaw in the class presently, however it suits our
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//current needs fine
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int value() const { return adjustValue( QSlider::value() ); }
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signals:
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//we emit this when the user has specifically changed the slider
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//so connect to it if valueChanged() is too generic
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//Qt also emits valueChanged( int )
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void sliderReleased( int );
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protected:
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virtual void wheelEvent( QWheelEvent* );
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virtual void mouseMoveEvent( QMouseEvent* );
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virtual void mouseReleaseEvent( QMouseEvent* );
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virtual void mousePressEvent( QMouseEvent* );
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virtual void slideEvent( QMouseEvent* );
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bool m_sliding;
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/// we flip the value for vertical sliders
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int adjustValue( int v ) const
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{
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int mp = (minValue() + maxValue()) / 2;
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return orientation() == Vertical ? mp - (v - mp) : v;
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}
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private:
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bool m_outside;
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int m_prevValue;
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Slider( const Slider& ); //undefined
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Slider &operator=( const Slider& ); //undefined
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};
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class PrettySlider : public Slider
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{
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Q_OBJECT
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public:
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typedef enum
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{
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Normal, // Same behavior as Slider *unless* there's a moodbar
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Pretty
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} SliderMode;
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PrettySlider( Qt::Orientation orientation, SliderMode mode,
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QWidget *parent, uint max = 0 );
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virtual void newBundle( const MetaBundle &bundle );
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protected:
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virtual void paintEvent( QPaintEvent *e );
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virtual void slideEvent( QMouseEvent* );
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virtual void mousePressEvent( QMouseEvent* );
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protected slots:
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void moodbarJobEvent( int newState );
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void slotMoodbarPrefs( bool show, bool moodier, int alter, bool withMusic );
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private:
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PrettySlider( const PrettySlider& ); //undefined
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PrettySlider &operator=( const PrettySlider& ); //undefined
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SliderMode m_mode;
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MetaBundle m_bundle; // Has our moodbar data!
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bool m_showingMoodbar;
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};
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class VolumeSlider: public Slider
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{
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Q_OBJECT
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public:
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VolumeSlider( QWidget *parent, uint max = 0 );
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protected:
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virtual void paintEvent( QPaintEvent* );
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virtual void hideEvent( QHideEvent* );
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virtual void showEvent( QShowEvent* );
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virtual void enterEvent( QEvent* );
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virtual void leaveEvent( QEvent* );
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virtual void paletteChange( const QPalette& );
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virtual void slideEvent( QMouseEvent* );
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virtual void mousePressEvent( QMouseEvent* );
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virtual void contextMenuEvent( QContextMenuEvent* );
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virtual void wheelEvent( QWheelEvent *e );
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private slots:
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virtual void slotAnimTimer();
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private:
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void generateGradient();
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VolumeSlider( const VolumeSlider& ); //undefined
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VolumeSlider &operator=( const VolumeSlider& ); //undefined
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////////////////////////////////////////////////////////////////
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static const int ANIM_INTERVAL = 18;
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static const int ANIM_MAX = 18;
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bool m_animEnter;
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int m_animCount;
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QTimer* m_animTimer;
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QPixmap m_pixmapInset;
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KPixmap m_pixmapGradient;
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QValueVector<QPixmap> m_handlePixmaps;
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};
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}
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#endif
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