说明：  应用程序，其主窗口如图10-3所示，标题为“按钮与列表”。在这个窗口中，包含有三个标题，分别为Check Box、Radio Box和Combo Box的分组框。在Check Box分组框中，包含两个复选框Date和Time，以及Enable、Disable、Show Again和Hide the Clock Setting四个按钮；在Radio Box分组框中，含有两个子分组框、一个按钮和一个编辑框，子分组框名字分别为Sex Selecting和Age Range，它们分别包含了一组单选按钮，此外还有一个名字为Show the Sex and Age的按钮；在Combo Box分组框中，有一个Course分组框(其中包含三个单选按钮)、一个名字为Record的下拉列表框、一个Show_Combo按钮和一个编辑框。
(Application, the main window shown in Figure 10-3, titled "button list. In this window contains three headings, Check Box, Radio Box and Combo Box group box. Check Box groupbox contains two check boxes, Date and Time, as well as the Enable, Disable, Show Again and Hide the Clock Setting four buttons Radio Box groupbox contains two sub-group box, a button and a edit box, sub-group box name is Sex Selecting and Age the Range of a group of radio buttons are included, in addition to a name to Show the Sex and Age button packet box in the Combo Box, a Course packet box (which contains three radio buttons), a name for the Record drop-down list box, a Show_Combo button and an edit box. )