Execution
: After locking/unlocking in the main function moduleUse
This event occurs when the processing mode changes (Display -> Change or Change -> Display) and after the maintenance dialog tables have been locked according to Data Dictionary information. Other activities can be performed, for example locking/unlocking other hidden tables.

The main function module is VIEW_MAINTENANCE. The event only occurs when the table maintenance dialog is called as follows:
·
parameterized transaction (call SM30)·
function module VIEW_MAINTENANCE_CALL·
function module VIEW_MAINTENANCE or VIEWFRAME_<view name> for views or TABLEFRAME_<function group name>) for tables