private void OnRowUpdated(object sender, SqlCeRowUpdatedEventArgs args)
{
DbDataAdapter da = (DbDataAdapter)sender;
if (!updateHandlers.ContainsKey(da))
{
throw new NDOException(314, "OnRowUpdated event can't be scheduled to a DataAdapter.");
}
IRowUpdateListener handler = updateHandlers[da];
handler.OnRowUpdate(args.Row);
}
/// <summary>
/// See <see cref="IProvider"> IProvider interface </see>
/// </summary>
public override void RegisterRowUpdateHandler(IRowUpdateListener handler)
{
if (!updateHandlers.ContainsKey(handler.DataAdapter))
{
SqlCeDataAdapter da = handler.DataAdapter as SqlCeDataAdapter;
if (da == null)
{
throw new NDOException(29, "Can't register SqlCe update handler for data adapter of type " + handler.DataAdapter.GetType().FullName + ".");
}
if (handler == null)
{
throw new ArgumentNullException("handler", "RegisterRowUpdateHandler");
}
updateHandlers.Add(da, handler);
// The RowUpdated method doesn't exist in an abstract form in DbDataAdapter.
// So we need to add the handler here, where the concrete type is known.
da.RowUpdated += new SqlCeRowUpdatedEventHandler(this.OnRowUpdated);
}
}
/// <summary>
/// See <see cref="IProvider">IProvider interface</see>.
/// </summary>
public virtual void RegisterRowUpdateHandler(IRowUpdateListener handler)
{
}
