//建立顶级窗口 toplevel = XtVaAppInitialize[&app, "Frame", NULL, 0, &argc, argv, NULL, NULL] //建立Frame组件 n = 0 XtSetArg[args[n], XmNshadowType, XmSHADOW_ETCHED_IN] n++ XtSetArg[args[n], XmNshadowThickness, 4] n++ frame = XmCreateFrame[toplevel, "frame", args, n] XtManageChild[frame]