CN17450C/N1745 - Workplace Shell Programming with SOM
Course N1745 - Workplace Shell Programming with SOM
Synopsis
Explore the OS/2 System Object Model (SOM) and Workplace Shell (WPS) programming through lecture and extensive hands-on lab exercises. This class gives you a detailed technical understanding of OS/2 WPS and SOM 2.0. This is not a general overview of SOM and WPS.
How you will benefit
Learn how to:
- Write a Workplace Shell class
- Create objects and classes using System Object Model
- Understand the interaction between an object and its client program
- Learn how to program Workplace Shell objects: WPAbstract, WPPRogramFile and WPDataFile
Topics
- Introduction to Object-Oriented Programming
- Encapsulation
- Inheritance
- Polymorphism
- Introduction to SOM
- Defining a class
- C-language bindings
- SOM precompiler
- Metaclasses
- Writing a Simple SOM Class
- Writing the .CSC file
- Accessing methods and data
- Writing a client program
- SOM Inheritance
- Overriding methods
- Public and private methods
- Public and private data
- Metaclasses
- Explicit metaclasses
- Implicit metaclasses
- A Complete .CSC File
- Required sections
- Optional sections
- The SOM Development Process
- Environment variables
- Running the SOM compiler
- Debugging SOM Applications
- Using IPMD
- Using SOM tracing
- Extended File Attributes
- Launching an EXE file
- Introduction to Workplace Shell
- Workplace shell objects
- Writing a workplace shell application
- Object ID's and setup strings
- A Workplace Shell Compatible Application
- Extended attributes and templates
- Installing the application
- A Workplace Shell Aware Application
- Writing a WPDataFile subclass
- Installing a workplace shell aware application
- More on Date File Subclassing
- Printing
- The development cycle
- Workplace Shell Implementation
- The desktop
- OS2.INI and extended attributes
- Menu Windows
- Popup menus
- Conditional cascades
- Menus in a Workplace Shell Object
- Standard object popups
- Filtering popups
- Adding/deleting popups
- Processing selections
- Container Window Class
- Views
- Notification messages
- Record hierarchy
- Folder Workplace Class
- Instance methods
- Writing a folder subclass
- Notebook Windows
- Notebook window class
- Inserting pages
- Notebooks in Workplace Shell
- Setting pages
- Adding/deleting pages
- Saving instance data
- Drag and Drop
- Writing a source EXE or object
- Writing a destination EXE or object
- Creating an Object's Window
- Custom open views
- The in-use list
- Creating a New Process
- Why create a process?
- Interprocess communication
Prerequisites
You should understand Presentation Manager programming and have a basic knowledge of object-oriented programming concepts. You should also have C programming experience. Completion of Presentation Manager 2.X for Software Developers (N1688) is recommended.
Download
N/A