Events

• Generated by system (timers, I/O, user input, etc.)

• Applications polls (in a loop) for new events

• Many different types of events (29 in all)

  • application events (e.g., stop)
  • user interface events
    • menu
    • selection
    • pen
    • key

• Interpret events

  • specific to application
  • default behavior provided by system

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