[Description] Occurs when the application is about to shut down. [Name] 
ApplicationExit
A p p l i c a t i o n E x i t
E n t e r T h r e a d M o d a l
I d l e
L e a v e T h r e a d M o d a l
T h r e a d E x c e p t i o n
T h r e a d E x i t