Package org.eclipse.swt.widgets
Class TaskBar
java.lang.Object
org.eclipse.swt.widgets.Widget
org.eclipse.swt.widgets.TaskBar
Instances of this class represent the system task bar.
- Styles:
- (none)
- Events:
- (none)
- Since:
- 3.6
- 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
Modifier and TypeMethodDescriptiongetItem
(int index) Returns the item at the given, zero-relative index in the receiver.Returns theTaskItem
for the givenShell
or theTaskItem
for the application if theShell
parameter isnull
.int
Returns the number of items contained in the receiver.TaskItem[]
getItems()
Returns an array ofTaskItem
s which are the items in the receiver.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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getItem
Returns theTaskItem
for the givenShell
or theTaskItem
for the application if theShell
parameter isnull
. If the requested item is not supported by the platform it returnsnull
.- Parameters:
shell
- the shell for which the task item is requested, or null to request the application item- Returns:
- the task item for the given shell or the application
- 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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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 ofTaskItem
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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