下列程序的功能是调用字体对话框来设置文本框字体，单击按钮弹出对话框后，按Cancel键退出对话框，则 Private Sub Command1_Click() CommonDialog1.CancelError=True CommonDialog1.Flags=cdlCFEffects Or cdlDFBoth CommonDialog1.Action=4 CommonDialog1.ShowFont Text1.Font.Name=CommonDialog1.FontName Text1.Font.Size=CommonDialog1.FontSize Text1.Font.Bold=CommonDialog1.FontBold Text1.Font.Italic=CommonDialog1.FontItalic Text1.Font.Underline=CommonDialog1.FontUnderline Text1.FontStrikethru=CommonDialog1.FontStrikethru Text1.ForeColor=CommonDialog1.Color End Sub