Booa8 Slide 07

Buliding Object-Oriented Applications in PowerBuilder Module 7: Encapsulation

Objectives ,[object Object],[object Object],[object Object]

Topics ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Encapsulation ,[object Object],[object Object],[object Object],[object Object]

Encapsulation 1. Clicked! 2. Send message to DataWindow control: "Scroll to next page"

Encapsulation — Information Hiding ,[object Object],[object Object],[object Object],[object Object]

Encapsulation in PowerBuilder ,[object Object],[object Object],[object Object]

Encapsulation — Benefits ,[object Object],[object Object]

Encapsulating Properties — Implementation ,[object Object],[object Object],[object Object]

Encapsulating Properties ,[object Object],[object Object],[object Object],[object Object]

Encapsulating Properties — Access and Scope ,[object Object],[object Object],[object Object],[object Object]

Encapsulating Properties ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Encapsulating Methods ,[object Object],[object Object],[object Object],[object Object]

Encapsulating Methods — Function Access

Encapsulating Methods — Function Access ,[object Object],[object Object],[object Object],[object Object]

Encapsulating Methods Benefits ,[object Object],[object Object],[object Object]

Encapsulation — Controls ,[object Object],[object Object],[object Object],[object Object],[object Object]

Read / Write Access ,[object Object],[object Object],[object Object],[object Object]

Read Access ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Write Access ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Read / Write Access ,[object Object],[object Object],[object Object]

Summary ,[object Object],[object Object],[object Object],[object Object]

Summary ,[object Object],[object Object]

Lab Setup ,[object Object],[object Object],[object Object],[object Object]

Lab Debriefing ,[object Object],[object Object],idw_control.ScrollToRow(1)

Lab Debriefing ,[object Object],uo_scroller.of_initdw( this) ue_postconstructor of Datawindow control

Lab Debriefing ,[object Object],[object Object]

Lab Debriefing ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

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