public interface IWidgetTokenOwner
In order to provide backward compatibility for clients of
IWidgetTokenOwner, extension interfaces are used as a means
of evolution. The following extension interfaces exist:
IWidgetTokenOwnerExtensionsince version 3.0 introducing priorities when requesting a widget token and thus replacing the non-prioritized scheme.
boolean requestWidgetToken(IWidgetTokenKeeper requester)
trueif the token has been acquired or is already owned by the requester. This method is non-blocking.
requester- the token requester
trueif requester acquires the token,
void releaseWidgetToken(IWidgetTokenKeeper tokenKeeper)
tokenKeeper- the token keeper
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