ener.hlp (Topic list)
Event Procedures (F12)
■ Allows you to create or edit event procedures. Available
  only when you start the Form Designer from within the
  programming environment.
 
■ To edit an event procedure:
    1. Select a form name from the Forms list box to display
       available objects.
 
        Forms:
       ┌─────────────────────┐
       │ JUMBO1.FRM          ↑
       │ MAIN1.FRM           ░
       │ SIGNON.FRM          ↓
       └─────────────────────┘
    2. Select an object name from the Objects list box to
       display available event procedures.
 
        Objects:
       ┌─────────────────────┐
       │ CmdChoice           ↑
       │ LstAssort           ░
       │ TxtTellem           ↓
       └─────────────────────┘
    3. Select the event procedure to create or edit from
       the list displayed in the Events list box.
 
        Events:
       ┌─────────────────────┐
       │ Click ()            ↑
       │ DragDrop ()         ░
       │ DragOver ()         ↓
       └─────────────────────┘
    4. Press Enter or choose Edit in Active to load the
       event procedure in the active window,
       ╔══════════════╗
       ║Edit in Active║
       ╚══════════════╝
       choose Edit in New to load the event procedure in
       a new window,
       ┌──────────────┐
       │  Edit in New │
       └──────────────┘
       or choose one of the following:
       ┌───────────────┐
       │     Cancel    │ To cancel the operation
       └───────────────┘
       ┌───────────────┐
       │      Help     │ To get help
       └───────────────┘