An Object-oriented Environment

Explains what it means for an environment to be truly object-oriented (OO) not just by having a modern user interface, but by applying the concept of data abstraction. The text introduces five design principles for OO environments and a complete set of tools for applying these principles.

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This text explains what it means for an environment to be truly object-oriented (OO), not just by having a modern user interface but by applying the concept of data abstraction. It introduces five design principles for OO environments and a complete set of tools for applying these principles. The work also describes a novel approach to compilation - the melting ice technology. It discusses how to use C as a target language for efficiency; explains the principles and application of GUI application building; and introduces the Context-Events-Command-State model of GUI application building.