Single Document Interface versus Multiple Document Interface
Your Windows application can have one of two main styles—a single document interface (SDI) or a multi-document interface (MDI). An SDI application has one main window as part of the application. An MDI application has a main window that can contain multiple child windows. Figure 21.2 shows an SDI application next to an MDI application to illustrate the visual differences.
Figure 21.2. Single document interface versus muti-document interface.
An SDI application is generally used if you need only one main window to present the application's view to the user. This is the simplest kind of ...
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