Utilization

[Previous] [Next]

Use the State design pattern for the following purposes:

  • To alter an object's behavior at run time based on changes to its internal state.
  • To avoid compound conditional constructs based on an object's state. Instead define distinct classes that represent the specific behavior at a given state.


Microsoft Visual Basic Design Patterns
Microsoft Visual Basic Design Patterns (Microsoft Professional Series)
ISBN: B00006L567
EAN: N/A
Year: 2000
Pages: 148

flylib.com © 2008-2017.
If you may any questions please contact us: flylib@qtcs.net