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Week 7, Class 1: The Command Pattern (cont.)

Week 7, Class 1: The Command Pattern (cont.). Get Ready for Poll Everywhere Return labs 2 & 3 Lab 7 deadline The Command Pattern The Remote Control App (Review) How to reduce coupling? Coding example General form of pattern Undo Macros. Remote Control App. Cohesion Problem.

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Week 7, Class 1: The Command Pattern (cont.)

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  1. Week 7, Class 1:The Command Pattern (cont.) • Get Ready for Poll Everywhere • Return labs 2 & 3 • Lab 7deadline • The Command Pattern • The Remote Control App (Review) • How to reduce coupling? • Coding example • General form of pattern • Undo • Macros SE-2811 Slide design: Dr. Mark L. Hornick Content: Dr. Hornick Errors: Dr. Yoder

  2. Remote Control App SE-2811 Dr.Yoder

  3. Cohesion Problem SE-2811 Dr.Yoder

  4. Which previous pattern? SE-2811 Dr.Yoder

  5. We started here… Client Code SE-2811 Dr. Mark L. Hornick

  6. We ended here… SE-2811 Dr.Yoder

  7. SE-2811 Dr. Josiah Yoder

  8. Another difference • Enabling Undo • Wrapping the destination object • Terminology • Invoker – “Subject” • Command – “Command” • Concrete Command – “CarStartCommand” • Receiver – “Observer” • Client – “GUI” SE-2811 Dr. Josiah Yoder

  9. Where Dr. Hornick took this SE-2811 Dr. Mark L. Hornick

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