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public interface ObservableMap<K,V>
A Map
that notifies when items change. This kind of Map may be data bound
and have the UI update as the map changes.
Implementers must call ObservableMap.OnMapChangedCallback.onMapChanged(ObservableMap, Object)
whenever
an item is added, changed, or removed.
ObservableArrayMap is a convenient implementation of ObservableMap. MapChangeRegistry may help other implementations manage the callbacks.
Observable
,
ObservableList
Nested Class Summary | |
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static class |
ObservableMap.OnMapChangedCallback<T extends ObservableMap<K,V>,K,V>
A callback receiving notifications when an ObservableMap changes. |
Nested classes/interfaces inherited from interface java.util.Map |
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java.util.Map.Entry<K,V> |
Method Summary | |
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void |
addOnMapChangedCallback(ObservableMap.OnMapChangedCallback<? extends ObservableMap<K,V>,K,V> callback)
Adds a callback to listen for changes to the ObservableMap. |
void |
removeOnMapChangedCallback(ObservableMap.OnMapChangedCallback<? extends ObservableMap<K,V>,K,V> callback)
Removes a previously added callback. |
Methods inherited from interface java.util.Map |
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clear, containsKey, containsValue, entrySet, equals, get, hashCode, isEmpty, keySet, put, putAll, remove, size, values |
Method Detail |
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void addOnMapChangedCallback(ObservableMap.OnMapChangedCallback<? extends ObservableMap<K,V>,K,V> callback)
callback
- The callback to start listening for events.void removeOnMapChangedCallback(ObservableMap.OnMapChangedCallback<? extends ObservableMap<K,V>,K,V> callback)
callback
- The callback that no longer needs to be notified of map changes.
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