Handling Data Using Custom Objects

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Handling Data Using Custom Objects

• Reid Gorder
• reidgorder_at_hotmail.com

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Agenda

• Classes 101
• Using classes
• Data entry demo
• Groups of objects
• Building custom collections
• Collection types
• Strongly typed collections
• Trick out your custom collections

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Classes 101
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Data Entry Using Objects-Demo

• Internal app that is used to take inventory
  counts and set prices is used
  
• Enter ID, app loads values associated with that
  ID
  
• User can change values and save changes

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Groups of Objects

• Apps doing lots of data display often need to
  show more than one object at once
  
• Data entry may require operation against a number
  of different objects
  
• We need a way to work with groups of objects

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Building Custom Collections

• Collection Types
• Queue
• Stack
• Hashtable
• Dictionary
• Array Demo
• CollectionBase -Demo
• Strongly Typed Collections

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Customizing the custom collection

• Different Interfaces
• ICollection
• Sort-IComparer/IComparable
• IList
• IEnumerable/IEnumerator
• Searching
• Other useful methods

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Thank You For Attending
Reid Gorder reidgorder_at_hotmail.com