SmalltalkObjectsandDesign:Contents

Smalltalk Objects and Design 목차

• Acknowledgements
• Preface

• part 1 Objects
  • Objects
  • Examples of Smalltalk messages(telegrams)
  • Pitfall: the effect versus the return
  • Why objects matter
  • recap: objects
  • Exercise: warmup (the image)
  • Commentary: perspectives on objects

• part 2 Classes and inheritance
  • Classes
  • The word "class"
  • Inheritance
  • Terminology
  • Exercise: hierarchies
  • Solution and discussion: Aggregation hierarchies
  • Example: aggregation plus inheritance
  • Syntaces for inheritance
  • Example: inheritance in Smalltalk
  • Exercise: building a class hierarchy
  • Commentary: what is object-oriented programming?
  • Commentary: other languages
  • Commentary: history

• part 3 Smalltalk introduction
  • Elementary objects
  • Messages and their precedences
  • Pitfalls: basic Smalltalk gotchas
  • Examples
  • Exercise: a hypothetical method
  • Solution and discussion
  • Kinds of variables
  • Pitfall: variables != objects
  • Classes are objects
  • Control flow
  • Commentary: metaclasses

• part 4 Exercises - Foundations
  • Precautions
  • Finding things in Smalltalk
  • Elements of Smalltalk
  • Smalltalk's debugger
  • Provocations

• part 5 Abstract classes
  • Exercise in object-oriented design
  • Solution and discussion
  • Pure virtual (subclassRespinsibility) methods
  • Exercise: discovering pure virtuals
  • Solution and discussion
  • Ensuring no instances
  • Concrete behavior in abstracr classes
  • Summery: methods in abstract classes

• part 6 Containers and other indispensable ideas
  • Heterogeneity and homogeneity
  • Exercise: heterogeneity and homogeneity
  • Exercise: dictionaries
  • Preparatory exercise: identity versus equality
  • Identity dictionaries
  • Exercise: identity dictionaries
  • Overriding equality
  • Exercise: anomaly of the disappearing element
  • Exercise: excursion into Streams
  • Con tainers versus aggregations
  • Shallow and deep copying
  • Commentary: value and reference semantics
  • Commentary: containers in C++

• part 7 CRC cards
  • Design exercise
  • Solution and discussion
  • Common questions and answers
  • Commentary: analysis, design, and implementation

• part 8 Exercises-Implementing a design
  • Create the classes
  • A test case
  • Write "new" methods
  • Write instance methods
  • Test your solution
  • Engineering discipline
  • A minor variation
  • "Private" methods
  • Commentary: getters and setters
  • Summary

• part 9 When (not) to inherit
  • Historical background
  • Inverting hierarchies
  • Buy or inherit?
  • Exercise
  • Solution and discussion
  • Conclusions
  • Commentary: multiple inheritance

• part 10 Use cases and dynamic relationships
  • Interaction diagrams
  • Exercise
  • Solution and discussion
  • Use cases and interaction diagrams in analysis and design
  • Limitations
  • Summary
  • Commentary: historical note

• part 11 The venerable model-view-controller
  • Model-view-controller example
  • Exercise
  • How MVC works
  • Exercise: the original dependency mechanism
  • MVC: benefirs and difficulties
  • What's become of MVC?

• part 12 Building windows
  • What you need to know about Motif
  • Widget resources
  • Excursion: pool dictionaries
  • Exercise: a first window
  • Exercise: a window for the account balance
  • Exercise: a window for transaction log
  • Exercise: a window containing both widgets
  • Assessment : building windows
  • Callbacks and events
  • Preparation
  • Exercise: mouse event handling
  • Challenging exercise: dynamic updates
  • Summary

• part 13 Designing the UI: a brief tour
  • User interfaces
  • Elementary examples
  • Coherent conceptual models
  • Metaphor
  • Magic
  • Exercise: design a user interface
  • Discussion of your results
  • Isomorphism
  • Summary

• part 14 Polymorphism
  • Dynamic binding
  • Dynamic binding enables ... polymorphism
  • A word on terminology
  • Exercise: polymorphism
  • Solutions and discussion
  • Exercise: Smalltalk's if-less-ness
  • Solution
  • Summary tip
  • Commentary: performance
  • Commentary: Smalltalk, C++, and type-checking
  • Commentary: the tomaro in the mailbox
  • Commentary: multi-methods

• part 15 Practicing polymorphism
  • Design exercise I: a shape editor
  • Solution and discussion
  • Design exercise II : undo and redo
  • Solution and discussion
  • Implementing undo
  • Summary

• part 16 How object-oriented languages work
  • Virtual machines
  • Method lookup
  • Memory management: a brief hisrory of garbage collection
  • The irony of garbage collection
  • Commentary: why not garbage collect C++?
  • Smalltalk deviates from uniformity
  • Exercises
  • Summary

• part 17 Two kinds of inheritance
  • Beauty and the beast
  • Why types matter: polymorphism
  • Commentary: an aside on subsets
  • Commentary: what does "consistency" mean?
  • Consistency and Smalltalk
  • Exercise: Smalltalk's container "types"
  • Solution and discussion
  • Exercise: Smalltalk's container "classes"
  • Solution and discussion
  • Summary
  • Commentary: standardizing Smalltalk

• part 18 Design patterns
  • Notation
  • Smart container (aka collection-worker)
  • Reification
  • Command
  • Factory method
  • Objects from records
  • Proxies and ghosts, I
  • Proxies and ghosts, II
  • Dependency
  • Solitaire (aka singleton)
  • Duet (aka pas de deux, double dispatch)
  • Lawyer (aka object handler)
  • Composite
  • Visitor
  • Conclusion
  • Commentary: history

• part 19 Frameworks (one hearty example)
  • Problems
  • Materialization
  • Managing object identity
  • Searching (filtering)
  • Updating
  • Summary
  • Commentary: varieties of brokers
  • Commentary: buying outdoes inheriting (sometimes)

• part 20 Metaclasses
  • Facts about metaclasses
  • Inheritance
  • Method new
  • The full picture
  • Recapitulation
  • Exercises

• part 21 Why developing software is still hard
  • Misconceptions 264
  • Where projects go awry: borders
  • Characteristics of successful projects
  • An optimistic conclusion

• Appendix: Some differences between dialects
• References
• Index