在窗体上画一个名为CommonDialog1的通用对话框，一个名称为Command1的命令按钮。要求单击命令按钮时，打开一个保存文件的通用对话框窗口。该窗口的标题为“Save”，默认文件名为“SaveFile"，在“文件类型”栏中显示“*.txt”。能够满足上述要求的程序是 ______ 。

题库:计算机等级考试 类型:最佳选择题 时间:2017-07-03 16:25:35 免费下载:《单选题》Word试卷

在窗体上画一个名为CommonDialog1的通用对话框，一个名称为Command1的命令按钮。要求单击命令按钮时，打开一个保存文件的通用对话框窗口。该窗口的标题为“Save”，默认文件名为“SaveFile"，在“文件类型”栏中显示“*.txt”。能够满足上述要求的程序是 ______ 。
A.Private Sub Command1_ Click() CommonDialog1. FileName = "SaveFile" CommonDialog1. Filter = "All Files ｜ *.* ｜*.txt *.txt｜ *.doc｜ *.doc" CommonDialog1. Filterlndex = 2 CommonDialog1. DialogTitle = "Save" CommonDialog1. Action = 2 End Sub
B.Private Sub Command1_Click() CommonDialog1. FileName = "SaveFile" CommonDialog1. Filter = "All Files ｜*.* ｜ *.txt｜*.txt｜*.doc｜*.doc" CommonDialog1. Filterlndex = 1 CommonDialog1. DialogTitle = "Save" CommonDialog1. Action = 2 End Sub
C.Private Sub Command1_ Click() CommonDialog1. FileName = "Save" CommonDialog1. Filter = "All Files ｜%* ｜*.txt｜*.txt｜*.doc｜*.doc" CommonDialog1. Filterlndex = 2 CommonDialog1. DialogTitle = "Save" CommonDialog1. Action = 2 End Sub
D.Private Sub Command1_ Click() CommonDialog1. FileName = "SaveFile" CommonDialog1. Filter = "All Files ｜*.*｜*.txt｜*.txt｜*.doc｜*.doc" CommonDialog1. Filterlndex = 1 CommonDialog1. DialogTitle = "Save". CommonDialog1. Action = 1 End Sub

本题关键词:出门按钮,控制按钮,按钮式保护装置,救助呼叫按钮,双手按钮式保护装置,命令型,按钮联锁式装置,按钮式防护装置,命令标志,快捷命令;