ControlContext :: setTextSelection - Set a selection in a Multiline edit
The function selects (highlights) the text beginning at the position passed in iPosition . The next iLength bytes will be selected. Text position and length are supposed to be based on plain text positions.
Implementation details
ControlContext  :: setTextSelection ( int32 iPosition, int32 iLength )
- iPosition
- Position in collection
The position of an entry in a collection or list is the number of the entry in the collection beginning with 0 for the first entry.
- iLength - String length