android.database
public abstract class
public abstract class
android.database.DataSetObserver
| java.lang.Object | ||
| android.database.DataSetObserver | ||
Receives call backs when a data set has been changed, or made invalid. The typically data sets that are observed are Cursors or Adapters. DataSetObserver must be implemented by objects which are added to a DataSetObservable.
Known Direct Subclasses
Summary
Public Constructors
| DataSetObserver() |
Public Methods
| void | onChanged() | ||||
| This method is called when the entire data set has changed, most likely through a call to requery() on a Cursor. | |||||
| void | onInvalidated() | ||||
| This method is called when the entire data becomes invalid, most likely through a call to deactivate() or close() on a Cursor. | |||||
Methods inherited
from class
java.lang.Object
Details
Public Constructors
public DataSetObserver()
Public Methods
public void onChanged()
public void onInvalidated()
This method is called when the entire data becomes invalid,
most likely through a call to deactivate() or close() on a
Cursor.