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=== 7. Add Menu to the Application ===
7.1. Open <code>MyApp</code> class and add menu items inside the constructor.7.2 Add view, add, edit and delete student options to the menu and set commands to execute: <pre> MyScreen _mainScreen = new MyScreen(); MenuItem view = new MenuItem(new StringProvider("View Student"), 100, 1); view.setCommand(new Command(new ViewCommandHandler())); _mainScreen.addMenuItem(view); MenuItem adds = new MenuItem(new StringProvider("Add Student"), 200, 2); adds.setCommand(new Command(new AddCommandHandler())); _mainScreen.addMenuItem(adds); MenuItem edit = new MenuItem(new StringProvider("Edit Student"), 300, 3); edit.setCommand(new Command(new EditCommandHandler())); _mainScreen.addMenuItem(edit); MenuItem delete = new MenuItem(new StringProvider("Delete Student"), 400, 4); delete.setCommand(new Command(new DeleteCommandHandler())); _mainScreen.addMenuItem(delete); pushScreen(_mainScreen); </pre>7.3. Create inner classes to execute all commands: <pre> class ViewCommandHandler extends CommandHandler { public void execute(ReadOnlyCommandMetadata metadata, Object context){ Dialog.alert("View was selected"); } } class AddCommandHandler extends CommandHandler { public void execute(ReadOnlyCommandMetadata metadata, Object context){ Dialog.alert("Add was selected"); } } class EditCommandHandler extends CommandHandler { public void execute(ReadOnlyCommandMetadata metadata, Object context){ Dialog.alert("Edit was selected"); } } class DeleteCommandHandler extends CommandHandler { public void execute(ReadOnlyCommandMetadata metadata, Object context){ Dialog.alert("Delete was selected"); } } </pre>7.4.
