Gets the accumulative preferred height for all rows which have been requested with this context.
After CellArea.contextReset is called and/or before ever requesting the size of a gtk.CellArea, the returned values are 0.
location to store the minimum height, or NULL
location to store the natural height, or NULL
3.0
Gets the accumulative preferred height for all rows which have been requested with this context.
After CellArea.contextReset is called and/or before ever requesting the size of a gtk.CellArea, the returned values are 0.