Summary of Chapter 3

Summary of Chapter 3

• Specialized user interface components can be constructed by extending one of the pre-supplied AWT Components, most commonly the Canvas class.
  
• A separate top level window, associated with an application window, is derived from a Frame instance.
  
• The user's prior experience should be taken advantage of in the design of an interface.
  
• A double lined arrow on a STD indicates a transition which will result in a new part of the interface being created every time it is followed.
  
• Complex STDs should have state tables associated with them, keyed to the transitions on the diagram.
  
• It is better to prevent the user from making 'errors' than to have to correct them.
  
• National conventions should be considered when designing user interfaces.
  
• Specialized interface components should allow multiple listener objects to be registered with them.
  
• Attention to fine detail is an important part of effective user interface design.
  

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Exercises for Chapter 3

3.13 The DatePanelDemonstration class

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