ContentProvider::ObserverΒΆ

class kanzi::connect::ContentProvider::Observer

Allows to monitor changes in Content Provider.

Subclassed by ContentProviderCollection, ContentSubscription

Public Functions

~Observer()

Virtual destructor (for SWIG).

void onChanged(ContentProvider *provider, const string &uri, bool async)

Callback to notify that change has occurred in given content provider.

Parameters

  • provider: Content Provider that changed.

  • uri: Uri within Content Provider domain that changed.

  • async: Boolean indicating whether changes need to propagate to subscribers immediately, or is it ok to process the queries asynchronously.

void onInvalidated(ContentProvider *provider, const string &uri, int reason, int beginRow, int endRow)

Callback to notify invalidation of content provider.

Parameters

  • provider: Content provider that changed.

  • reason: the reason for invalidation. Not currently used.

  • beginRow: inclusive start row of the change. Not currently used.

  • endRow: inclusive end row of the change. Not currently used.