IObservableMap<K, V>::add_MapChanged method
Adds an event handler for the MapChanged event.
Syntax
HRESULT add_MapChanged(
[in] MapChangedEventHandler<K, V> *handler,
[out, retval] EventRegistrationToken *token
);
Parameters
handler [in]
Type: MapChangedEventHandler<K, V>*An event handler that receives a IMapChangedEventArgs(K) object containing data that describes the event.
token [out, retval]
Type: EventRegistrationToken*A token that identifies the registered event handler.
Return value
Type: HRESULT
If this method succeeds, it returns S_OK. Otherwise, it returns an HRESULT error code.
Requirements
Minimum supported client |
Windows 8 |
Minimum supported server |
Windows Server 2012 |
Header |
Windows.Foundation.Collections.h |