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PowerBuilder® 9: Internet and Distributed Application Development by John D. Olson, Bill Green

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Making Intercomponent Calls

For a developer to thrive in the new world of distributed development and application servers, they must first learn to use intercomponent calls. A PowerBuilder component is a non-visual user object with methods, events, and instance variables. This object can be compiled and published to EAServer as a component. Component development embraces the object-oriented design principle of encapsulation, such that developers develop components and then publish the interfaces for these components. Once published, anyone can leverage the published components via intercomponent calls. Making an intercomponent call is quite simple. The developer must only know the interface of the component they want to call. The process is analogous ...

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