Sams Teach Yourself Visual Studio® .NET 2003 in 21 Days

Understanding Windows Forms

Each form you add to a Windows Forms application is simply a class file. In fact, every single object that exists in the .NET Framework is a class file. What differentiates each class file is the base class that it inherits. Visual Basic .NET and C# are object-oriented programming languages, and as you learned on Day 1, “Introduction to the Microsoft .NET Framework,” all languages in .NET are on an equal standing with each other. This is because they all share the same base classes in the framework class library. A Windows Form is a Windows Form because it inherits its functionality from the System.Windows.Forms namespace. This namespace is used across all .NET languages that must implement Windows Forms applications. ...