[ Version ( since = "3.0" ) ]
public virtual void get_preferred_height_for_width (int width, out int minimum_height, out int natural_height)
Gets the accumulative preferred height for width for all rows which have been requested for the same said width
with this context.
After reset is called and/or before ever requesting the size of a CellArea, the returned values are -1.
| this | |
| width |
a proposed width for allocation |
| minimum_height |
location to store the minimum height, or null |
| natural_height |
location to store the natural height, or null |