nsIContentPrefCallback2

dom/interfaces/base/nsIContentPrefService2.idlScriptable

Callback used by nsIContentPrefService2 methods

1.0

Introduced

Gecko 20.0

Inherits from: nsISupports Last changed in Gecko 20.0 (Firefox 20.0 / Thunderbird 20.0 / SeaMonkey 2.17)

Method overview

void handleCompletion(in unsigned short reason);

void handleError(in nsresult error);

void handleResult(in nsIContentPref pref);

Called when the method finishes. This will be called exactly once for each method invocation, and afterward no other callback methods will be called.

void handleCompletion(
  in unsigned short reason
);

reason: One of the COMPLETE_* values indicating the manner in which the method completed.

Called when an error occurs. This may be called multiple times before handleCompletion is called.

void handleError(
  in nsresult error
);

For the retrieval methods, this is called once for each retrieved preference. It is not called for other methods.

void handleResult(
  in nsIContentPref pref
);