使用无模式对话框来构造某个标签页面，一开始将所有的标签页面创建好，然后根据所选择的当前标签选项决定哪个页面需要显示，哪个页面需要隐藏和禁用。 -Use non-modal dialog box to construct a tag page, at the beginning of all the tab page is created, and then decide which page to be displayed, which page you want to hide and d