Use the Alignment property to set or get the default alignment for the given column.
0: Left Alignment
-1: Right Alignment
10: Left Align and truncate if needed
If you have TypeLib and REALbasic 5.5 or later then those constants can be assigned in REALbasic by using the following constants:
Each platform may handle truncate in their own way, linux for example is not very smart at truncating.
See also ColumnAlignment constants