com.sap.tc.cmi.util
Interface ICMIObservableListChangeListener
- public interface ICMIObservableListChangeListener
Methods a listener must implement to be informed about list changes.
This type can be called, extended or implemented by applications or frameworks using CMI.
Type Classification:
This interface is part of the Common Model Interface and is intended to be implemented by applications.
elementAdded
public void elementAdded(CMIObservableListEvent event)
- Event which is fired when a single element is added.
The event object must contain the added element, the index where
the element has been added (as both fromIndex and toIndex) and
the event type must be
ELEMENT_ADDED.
This event implies an index change for any existing elements after the
inserted element.
- Parameters:
event - an event object that describes the added element
elementChanged
public void elementChanged(CMIObservableListEvent event)
- Event which is fired when a single element is changed.
Changed means, that the referenced object at an already existing
position in the list has changed without modifying the length of
the list.
The event object must contain the changed element (old value, new
one can be retrieved from event source), the index where the element
has been changed (as both fromIndex and toIndex) and
the event type must be
ELEMENT_CHANGED.
- Parameters:
event - an event object that describes the added element
elementRemoved
public void elementRemoved(CMIObservableListEvent event)
- Event which is fired when a single element has been removed.
The event object must contain the removed element (old value), the
index where the element has been removed (as both fromIndex and toIndex) and
the event type must be
ELEMENT_REMOVED.
This change implies an index change for any existing elements after the
removed element.
- Parameters:
event - an event object that describes the added element
complexChange
public void complexChange(CMIObservableListEvent event)
- Event which is fired when the list has changed in a more complex way.
The event object must at least contain the event type. Depending on the event
type, further data can be supplied. See CMIObservableListEvent for details.
- Parameters:
event - an event object that describes the added element
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