Move the selection to the next column, then wrap to the next row.
Move the selection to the next editable column, then wrap to the next row.
Move the selection to the next column, then wrap to the next row, then out of the control.
Move the selection to the next column.
Move the selection to the next row.
No special action (let the browser handle the key).
Specifies constants that define the action to perform when special keys such as ENTER and TAB are pressed.