Design document-1 Design Document: GradeRoster Program Class Purpose GradeRoster Main The main class of the program The top-level control object that manages subclass of Main Window from javabook. a GradeRoster MainWindow other objects in the program. The class An object that controls a Graderoster object. The object works under the control GradeRoster Control of GradeRoster Window the object manages StudentName Dialog and Testscore Dialog objects An object responsible for displaying class GradeRosterDisplay rosters. The object works under the control of graderoster mainWindow C 2000 McGraw-Hill troduction to Object-Oriented Programming with Java--Wu Chapter 15-4© 2000 McGraw-Hill Introduction to Object-Oriented Programming with Java--Wu Chapter 15 - 4 Design Document - 1 Design Document: GradeRoster Program Class Purpose GradeRosterMain The main class of the program. GradeRosterMainWindow The top-level control object that manages other objects in the program. The class is a subclass of MainWindow from javabook. GradeRosterControl An object that controls a GradeRoster object. The object works under the control of GradeRosterMainWindow. The object manages StudentNameDialog and TestScoreDialog objects. GradeRosterDisplay An object responsible for displaying class rosters. The object works under the control of GradeRosterMainWindow