Eclipse Rich Ajax Platform

org.eclipse.swt.widgets
Class TaskBar

java.lang.Object
  extended by org.eclipse.swt.widgets.Widget
      extended by org.eclipse.swt.widgets.TaskBar
All Implemented Interfaces:
Adaptable

public class TaskBar
extends Widget

Instances of this class represent the system task bar.

Styles:
(none)
Events:
(none)

Since:
1.4
See Also:
Display.getSystemTaskBar(), Sample code and further information

Constructor Summary
TaskBar()
           
 
Method Summary
 TaskItem getItem(int index)
          Returns the item at the given, zero-relative index in the receiver.
 TaskItem getItem(Shell shell)
          Returns the TaskItem for the given Shell or the TaskItem for the application if the Shell parameter is null.
 int getItemCount()
          Returns the number of items contained in the receiver.
 TaskItem[] getItems()
          Returns an array of TaskItems which are the items in the receiver.
 
Methods inherited from class org.eclipse.swt.widgets.Widget
addDisposeListener, addListener, checkSubclass, checkWidget, dispose, getAdapter, getData, getData, getDisplay, getListeners, getStyle, isDisposed, isListening, notifyListeners, removeDisposeListener, removeListener, reskin, setData, setData, toString
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait
 

Constructor Detail

TaskBar

public TaskBar()
Method Detail

getItem

public TaskItem getItem(int index)
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:
java.lang.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

getItem

public TaskItem getItem(Shell shell)
Returns the TaskItem for the given Shell or the TaskItem for the application if the Shell parameter is null. If the requested item is not supported by the platform it returns null.

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

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

getItems

public TaskItem[] getItems()
Returns an array of TaskItems 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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