C#在文件对话框中显示帮助按钮

在 我们打开文件夹时,在打开文件的文件对话框中显示帮助按钮的实现方法:

 private void button1_Click(object sender, EventArgs e)
        {//在文件对话框中显示帮助按钮
            OpenFileDialog MyHelpDlg = new OpenFileDialog();
            MyHelpDlg.ShowHelp = true;
            MyHelpDlg.HelpRequest+= new System.EventHandler(MyHelpRequested);                      
            if (MyHelpDlg.ShowDialog() == DialogResult.OK)
            {
                string MyFileName = MyHelpDlg.FileName;
                MessageBox.Show("选择的文件是：" + MyFileName, "信息提示", MessageBoxButtons.OK, MessageBoxIcon.Information);
            }
        }

 

本文来自CSDN博客，转载请标明出处：http://blog.csdn.net/jingang123gz/archive/2007/09/16/1787407.aspx