Occurs before an application enters insert mode.
Syntax:
property BeforeInsert: TDataSetNotifyEvent;
Description:
Write a BeforeInsert event handler to take specific action before an application inserts or appends a new record. The Insert or Append method generates a BeforeInsert event before it sets the dataset into dsInsert state.
See also: Example: BeforeInsert,Insert,AsInteger,FieldByName