February 2008
Intermediate to advanced
1247 pages
31h 55m
English
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Chapter 36. Configuration and Resources
A very simple application performs a well-defined task that changes minimally over time. You may not need to configure such an application for different circumstances.
Many more complex applications, however, must be configured differently to meet different conditions. For example, the application might display different data for different kinds of users (such as data-entry clerks, supervisors, managers, and developers). Similarly, you might configure an application for various levels of support. You might have different configurations for trial, basic, professional, and enterprise versions.
The application may also need to save state information between sessions. It might remember the types of forms that were last running, their positions, and their contents. The next time the program runs, it can restore those forms so that the user can get back to work as quickly as possible.
Visual Studio provides many ways to store and use application configuration and resource information. This chapter describes some of these tools. It starts by describing the My namespace that was invented to make these tools easier to find. It then tells how an application can use environment variables, the Registry, configuration files, resource files, and the Application object.
This chapter does not explain how to work with disk files more directly. Databases, XML files, text files, and other disk files are generally intended for storage of larger amounts of data, rather ...
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