Chapter 15. Creating Complex Dialog Boxes
While simple dialog boxes tend to be static, some more complex dialog boxes are dynamic: They change when the user clicks certain elements in them. Such changes can include the following:
The application changes the information in the dialog box to reflect choices that the user has made. For example, if a user selects a particular check box, the application may make another check box unavailable (hidden or disabled) because the option controlled by the second check box isn't available or applicable when they use the option controlled by the first check box.
The dialog box displays a hidden section of secondary, less frequently used options when the user clicks a button in the primary area of the dialog box. ...