Eclipse Rich Ajax Platform
Release 1.3

org.eclipse.swt.events
Class TreeEvent

java.lang.Object
  extended byEvent
      extended byorg.eclipse.swt.events.TypedEvent
          extended byorg.eclipse.swt.events.SelectionEvent
              extended byorg.eclipse.swt.events.TreeEvent

public final class TreeEvent
extends SelectionEvent

Instances of this class are sent as a result of trees being expanded and collapsed.

IMPORTANT: All public static members of this class are not part of the RWT public API. They are marked public only so that they can be shared within the packages provided by RWT. They should never be accessed from application code.

See Also:
TreeListener, Serialized Form

Field Summary
static int TREE_COLLAPSED
           
static int TREE_EXPANDED
           
 
Fields inherited from class org.eclipse.swt.events.SelectionEvent
detail, doit, height, item, stateMask, text, WIDGET_DEFAULT_SELECTED, WIDGET_SELECTED, width, x, y
 
Fields inherited from class org.eclipse.swt.events.TypedEvent
data, display, widget
 
Constructor Summary
TreeEvent(Event event)
          Constructs a new instance of this class based on the information in the given untyped event.
TreeEvent(Widget widget, Widget item, int id)
          Constructs a new instance of this class.
 
Method Summary
static void addListener(Adaptable adaptable, TreeListener listener)
           
protected  boolean allowProcessing()
           
protected  void dispatchToObserver(Object listener)
           
static Object[] getListeners(Adaptable adaptable)
           
protected  Class getListenerType()
           
static boolean hasListener(Adaptable adaptable)
           
static void removeListener(Adaptable adaptable, TreeListener listener)
           
 
Methods inherited from class org.eclipse.swt.events.SelectionEvent
addListener, removeListener, toString
 
Methods inherited from class org.eclipse.swt.events.TypedEvent
executeNext, getSource, processEvent, processScheduledEvents
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait
 

Field Detail

TREE_EXPANDED

public static final int TREE_EXPANDED
See Also:
Constant Field Values

TREE_COLLAPSED

public static final int TREE_COLLAPSED
See Also:
Constant Field Values
Constructor Detail

TreeEvent

public TreeEvent(Event event)
Constructs a new instance of this class based on the information in the given untyped event.

Parameters:
event - the untyped event containing the information

TreeEvent

public TreeEvent(Widget widget,
                 Widget item,
                 int id)
Constructs a new instance of this class.

IMPORTANT: This method is not part of the RWT public API. It is marked public only so that it can be shared within the packages provided by RWT. It should never be accessed from application code.

Method Detail

dispatchToObserver

protected void dispatchToObserver(Object listener)
Overrides:
dispatchToObserver in class SelectionEvent

getListenerType

protected Class getListenerType()
Overrides:
getListenerType in class SelectionEvent

allowProcessing

protected boolean allowProcessing()
Overrides:
allowProcessing in class SelectionEvent

addListener

public static void addListener(Adaptable adaptable,
                               TreeListener listener)

removeListener

public static void removeListener(Adaptable adaptable,
                                  TreeListener listener)

hasListener

public static boolean hasListener(Adaptable adaptable)

getListeners

public static Object[] getListeners(Adaptable adaptable)

Eclipse Rich Ajax Platform
Release 1.3

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