AppWidgetProvider for configurable widget, onDelete example

WidgetProvider.java - onDelete

@Override
public void onDeleted(Context context, int[] appWidgetIds) {
  super.onDeleted(context, appWidgetIds);

  WidgetEntryDao dao = new WidgetEntryDao(new DbHelper(context));
  final int N = appWidgetIds.length;

  for (int i = 0; i < N; i++) {
    dao.deleteByWidgetId(appWidgetIds[i]);
  }
}