Package org.eclipse.swt.widgets
Class Tray
java.lang.Object
org.eclipse.swt.widgets.Widget
org.eclipse.swt.widgets.Tray
Instances of this class represent the system tray that is part
of the task bar status area on some operating systems.
- Styles:
- (none)
- Events:
- (none)
IMPORTANT: This class is not intended to be subclassed.
- Since:
- 3.0
- See Also:
- Restriction:
- This class is not intended to be subclassed by clients.
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Field Summary
Fields inherited from class org.eclipse.swt.widgets.Widget
nativeZoom
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Method Summary
Methods inherited from class org.eclipse.swt.widgets.Widget
addDisposeListener, addListener, addTypedListener, checkSubclass, checkWidget, dispose, getData, getData, getDisplay, getListeners, getStyle, getTypedListeners, isAutoDirection, isDisposed, isListening, notifyListeners, removeDisposeListener, removeListener, removeListener, removeTypedListener, reskin, setData, setData, toString
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Method Details
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getItem
Returns the item at the given, zero-relative index in the receiver. Throws an exception if the index is out of range.- Parameters:
index
- the index of the item to return- Returns:
- the item at the given index
- Throws:
IllegalArgumentException
-- ERROR_INVALID_RANGE - if the index is not between 0 and the number of elements in the list minus 1 (inclusive)
SWTException
-- ERROR_WIDGET_DISPOSED - if the receiver has been disposed
- ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver
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getItemCount
public int getItemCount()Returns the number of items contained in the receiver.- Returns:
- the number of items
- Throws:
SWTException
-- ERROR_WIDGET_DISPOSED - if the receiver has been disposed
- ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver
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getItems
Returns an array ofTrayItem
s which are the items in the receiver.Note: This is not the actual structure used by the receiver to maintain its list of items, so modifying the array will not affect the receiver.
- Returns:
- the items in the receiver
- Throws:
SWTException
-- ERROR_WIDGET_DISPOSED - if the receiver has been disposed
- ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver
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