Package org.astrogrid.samp.gui
Class SysTray
- java.lang.Object
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- org.astrogrid.samp.gui.SysTray
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- Direct Known Subclasses:
SysTray.Java6SysTray
,SysTray.NoSysTray
public abstract class SysTray extends java.lang.Object
Provides basic access to the windowing system's System Tray. This is a facade for a subset of the Java 1.6 java.awt.SystemTray functionality. When running in a J2SE1.6 JRE it will use reflection to access the underlying classes. In an earlier JRE, it will report lack of support.- Since:
- 20 Jul 2010
- Author:
- Mark Taylor
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Nested Class Summary
Nested Classes Modifier and Type Class Description private static class
SysTray.Java6SysTray
Implementation which provides system tray access using J2SE 1.6 classes by reflection.private static class
SysTray.NoSysTray
Implementation which provides no system tray access.
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Constructor Summary
Constructors Constructor Description SysTray()
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Method Summary
All Methods Static Methods Instance Methods Abstract Methods Concrete Methods Modifier and Type Method Description abstract java.lang.Object
addIcon(java.awt.Image im, java.lang.String tooltip, java.awt.PopupMenu popup, java.awt.event.ActionListener iconListener)
Adds an icon to the system tray.static SysTray
getInstance()
Returns an instance of this class.abstract boolean
isSupported()
Indicates whether system tray functionality is available.abstract void
removeIcon(java.lang.Object trayIcon)
Removes a previously-added icon from the tray.
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Field Detail
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instance_
private static SysTray instance_
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logger_
private static final java.util.logging.Logger logger_
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Method Detail
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isSupported
public abstract boolean isSupported()
Indicates whether system tray functionality is available.- Returns:
- true iff the addIcon/removeIcon methods are expected to work
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addIcon
public abstract java.lang.Object addIcon(java.awt.Image im, java.lang.String tooltip, java.awt.PopupMenu popup, java.awt.event.ActionListener iconListener) throws java.awt.AWTException
Adds an icon to the system tray.- Parameters:
im
- image for displaytooltip
- tooltip text, or nullpopup
- popup menu, or nulliconListener
- listener triggered when icon is activated, or null- Returns:
- tray icon object, may be used for later removal
- Throws:
java.awt.AWTException
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removeIcon
public abstract void removeIcon(java.lang.Object trayIcon) throws java.awt.AWTException
Removes a previously-added icon from the tray.- Parameters:
trayIcon
- object obtained from a previous invocation of addIcon- Throws:
java.awt.AWTException
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getInstance
public static SysTray getInstance()
Returns an instance of this class.- Returns:
- instance
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