/**
* Register the {@link ILayerCommandHandler} that will handle the row
* hide/show events for this layer.
*/
protected void registerCommandHandlers() {
registerCommandHandler(new RowHideCommandHandler(this));
registerCommandHandler(new MultiRowHideCommandHandler(this));
registerCommandHandler(new ShowAllRowsCommandHandler(this));
registerCommandHandler(new MultiRowShowCommandHandler(this));
}