January 2002
Intermediate to advanced
288 pages
5h 48m
English
Content preview from .NET Windows® Forms Custom Controls
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Control Base Classes
The .NET base Class Library provides base classes that provide various levels of support for building controls. The .NET base Class Library is at the heart of the .NET platform. You can think of the .NET base Class Library as similar to the C runtime or VB runtime on steroids. In addition to providing common types such as Int32 and string, the base Class Library provides for database access, collections, windows forms, and Web forms development, to name a few.
Each derived control base class extends the functionality provided by the base class from which it inherits. Figure 2.2 shows the control classes provided by the base Class Library.
Figure 2.2. Control base classes.
The control hierarchy shown in Figure 2.2 should be ...