public class ElementListObserver
extends java.lang.Object
Modifier and Type | Class and Description |
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static interface |
ElementListObserver.Observer
Implement this interface to receive notifications on element lists.
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Constructor and Description |
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ElementListObserver() |
Modifier and Type | Method and Description |
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static void |
addObserver(ElementListObserver.Observer observer)
Adds a new Observer to the list.
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static boolean |
isObservationActive() |
static void |
observe(java.util.List elementList,
java.lang.String category,
java.lang.String id)
Notifies all registered observers about the element list.
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static void |
removeObserver(ElementListObserver.Observer observer)
Removes an Observer from the list.
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public static void addObserver(ElementListObserver.Observer observer)
observer
- the observer implementationpublic static void removeObserver(ElementListObserver.Observer observer)
observer
- the observer to removepublic static void observe(java.util.List elementList, java.lang.String category, java.lang.String id)
elementList
- the Knuth element listcategory
- the category for the element list (example: main, static-content, table-cell)id
- ID for the element list (may be null)public static boolean isObservationActive()
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