this.viewportLayer, this.selectionLayer));
final DimensionallyDependentIndexLayer frozenRowLayer =
(DimensionallyDependentIndexLayer) getChildLayerByLayoutCoordinate(1, 0);
frozenRowLayer.registerCommandHandler(
new ViewportSelectRowCommandHandler(frozenRowLayer));
final DimensionallyDependentIndexLayer frozenColumnLayer =
(DimensionallyDependentIndexLayer) getChildLayerByLayoutCoordinate(0, 1);
frozenColumnLayer.registerCommandHandler(
new ViewportSelectColumnCommandHandler(frozenColumnLayer));