//建立顶级窗口 toplevel = XtVaAppInitialize[&app, "Form", NULL, 0, &argc, argv, NULL, NULL] n =

//建立顶级窗口 toplevel = XtVaAppInitialize[&app, "Form", NULL, 0, &argc, argv, NULL, NULL] n = 0 XtSetArg[args[n], XmNwidth, 500] n++ XtSetArg[args[n], XmNheight, 500] n++ XtSetValues[toplevel, args, n] //建立主窗口 form = XmCreateForm[toplevel, "form", NULL, 0] XtManageChild[form] //建立菜单条 n = 0 XtSetArg[args[n], XmNtopAttachment, XmATTACH_FORM] n++ XtSetArg[args[n], XmNleftAttachment, XmATTACH_FORM] n++ XtSetArg[args[n], XmNrightAttachment, XmATTACH_FORM] n++ menubar = XmCreateMenuBar[form, "menubar", args, n] XtManageChild[menubar] create_menu[menubar]