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/***************************************************************************
copyright : (C) 2002 by Daniel Molkentin
email : molkentin@kde.org
copyright : (C) 2002 - 2004 by Scott Wheeler
email : wheeler@kde.org
***************************************************************************/
/***************************************************************************
* *
* 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 SYSTEMTRAY_H
#define SYSTEMTRAY_H
#include <ksystemtray.h>
#include <kpassivepopup.h>
#include <tqvaluevector.h>
#include <tqcolor.h>
class FlickerFreeLabel;
class TQTimer;
class TQVBox;
class FileHandle;
/**
* Subclass of KPassivePopup intended to more easily support JuK's particular
* usage pattern, including things like staying open while under the mouse.
*
* @author Michael Pyne <michael.pyne@kdemail.net>
*/
class PassiveInfo : public KPassivePopup
{
Q_OBJECT
public:
PassiveInfo(TQWidget *parent = 0, const char *name = 0);
public slots:
void setTimeout(int delay);
virtual void show();
signals:
void mouseEntered();
void timeExpired();
protected:
virtual void enterEvent(TQEvent *);
virtual void leaveEvent(TQEvent *);
private slots:
void timerExpired();
private:
TQTimer *m_timer;
bool m_justDie;
};
class SystemTray : public KSystemTray
{
Q_OBJECT
public:
SystemTray(TQWidget *parent = 0, const char *name = 0);
virtual ~SystemTray();
signals:
// Emitted when the fade process is complete.
void fadeDone();
private:
static const int STEPS = 20; ///< Number of intermediate steps for fading.
virtual void wheelEvent(TQWheelEvent *e);
void createPopup();
void setToolTip(const TQString &tip = TQString(), const TQPixmap &cover = TQPixmap());
void mousePressEvent(TQMouseEvent *e);
TQPixmap createPixmap(const TQString &pixName);
// Returns true if the popup will need to have its buttons on the left
// (because the JuK icon is on the left side of the screen.
bool buttonsToLeft() const;
void createButtonBox(TQWidget *parent);
// Creates the widget layout for the popup, returning the TQVBox that
// holds the text labels. Uses buttonsToLeft() to figure out which
// order to create them in. @p file is used to grab the cover.
TQVBox *createPopupLayout(TQWidget *parent, const FileHandle &file);
void addSeparatorLine(TQWidget *parent);
void addCoverButton(TQWidget *parent, const TQPixmap &cover);
// Interpolates from start color to end color. If @p step == 0, then
// m_startColor is returned, while @p step == @steps returns
// m_endColor.
TQColor interpolateColor(int step, int steps = STEPS);
private slots:
void slotPlay();
void slotTogglePopup();
void slotPause() { setPixmap(m_pausePix); }
void slotStop();
void slotPopupDestroyed();
void slotNextStep(); ///< This is the fading routine.
void slotPopupLargeCover();
void slotForward();
void slotBack();
void slotFadeOut(); ///< Fades out the text
void slotMouseInPopup(); ///< Forces the text back to its normal color.
private:
TQPixmap m_playPix;
TQPixmap m_pausePix;
TQPixmap m_currentPix;
TQPixmap m_backPix;
TQPixmap m_forwardPix;
TQPixmap m_appPix;
TQColor m_startColor, m_endColor;
PassiveInfo *m_popup;
TQValueVector<FlickerFreeLabel *> m_labels;
TQTimer *m_fadeTimer;
int m_step;
bool m_fade;
};
#endif // SYSTEMTRAY_H
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