Method of editing text in column sensitive environments.

摘要

A method and editor for editing a line of text comprising mixed single-byte character set (SBCS) and double-byte character set (DBCS) text while maintaining the columnar integrity of the text after the edit point. The method and editor provide an extended cursor to indicate to the user the text which will be affected by the editing operation. The method and editor are operable on computer systems which require Shift Out (SO) - Shift In (SI) control characters, on systems which support emulated SO - SI control characters and on systems which do not.