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/*
msystemtray.h - A system tray icon
Copyright (C) 2003 Konrad Twardowski <kdtonline@poczta.onet.pl>
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.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#ifndef __MSYSTEMTRAY_H__
#define __MSYSTEMTRAY_H__
#include <ksystemtray.h>
class KPixmap;
#define ks_tray MSystemTray::getInstance()
/** @short A system tray icon. */
class MSystemTray: public KSystemTray
{
Q_OBJECT
public:
/**
* System tray icon modes.
*/
enum Mode {
Always = 0, /**< Always visible. */
IfActive = 1, /**< Visible if action is active. */
Never = 2 /**< Always hidden. */
};
/**
* Destructor.
*/
virtual ~MSystemTray();
/**
* Flashes the icon.
*/
void flashIcon();
/**
* Constructs and returns a singleton instance
* of the system tray icon.
*/
inline static MSystemTray *getInstance()
{
if (!_instance)
_instance = new MSystemTray();
return _instance;
}
/**
* Returns @c true if the instance of
* the system tray was created.
*/
inline static bool isInstance() { return _instance; }
/**
* Switches icon between idle and active states.
* @param yes If @c true the state is "idle" (normal icon);
* otherwise the state is "active" (highlighted icon)
*/
void setActive(const bool yes);
/**
* Returns the system tray icon mode.
*/
static inline Mode mode() { return _mode; }
/**
* Sets system tray icon mode to @p mode.
*/
static void setMode(const Mode mode);
protected:
/**
* Overriden to handle middle button click; displays the actions menu.
* @param e A mouse event
*/
virtual void mousePressEvent(TQMouseEvent *e);
private:
// icon stuff
bool
_active,
_incFade;
double _fadeValue;
int _flashCount;
KPixmap *_flashIcon;
static Mode _mode;
TQPixmap *_saveIcon;
TQTimer
*_fadeTimer,
*_flashTimer;
static MSystemTray *_instance;
MSystemTray();
private slots:
void slotFade();
void slotFlashTimeout();
};
#endif // __MSYSTEMTRAY_H__
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