OpenFileDialog openFileDialog = new OpenFileDialog();            openFileDialog.Title = "选择文件";            openFileDialog.Filter = "zip文件|*.zip|rar文件|*.rar|所有文件|*.*";            openFileDialog.FileName = string.Empty;            openFileDialog.FilterIndex = 1;            openFileDialog.RestoreDirectory = true;            openFileDialog.DefaultExt = "zip";            DialogResult result = openFileDialog.ShowDialog();            if (result == System.Windows.Forms.DialogResult.Cancel)            {                return;            }            string fileName = openFileDialog.FileName;            this.textBox1.Text = fileName;

 FolderBrowserDialog m_Dialog = new FolderBrowserDialog();            DialogResult result = m_Dialog.ShowDialog();            if (result == System.Windows.Forms.DialogResult.Cancel)            {                return;            }            string m_Dir = m_Dialog.SelectedPath.Trim();            this.textBox1.Text = m_Dir;