OptionalonCalled when the anchor bounds are updated.
OptionalonCalled when the state has been updated for any reason.
OptionalonOptionalonOptionalonCalled when the state has been updated due to a undo/redo and a rerender is required.
OptionalonCalled when what ISparklineGroup.ISparkline.getLayout returns may have changed for any
sparkline of the group: the group changed, a cell it reads changed (its value, or whether its
row or column is hidden), or its theme changed. Call getLayout again to see the new layout.
Optionalon
IListener for ISparklineGroup events.