选择文件操作代码: OpenFileDialog openFileDialog = new OpenFileDialog(); openFileDialog.Filter = "文本文件(*.txt)|*.txt|Excel文件(*.xls;*.xlsx)|*.xls;*.xlsx|所有文件(*.*)|*.*"; openFileDialog.RestoreDirectory = true; openFileDialog.Multiselect=false; if (openFileDialog.ShowDialog() == DialogResult.OK) { //操作代码 } 选择文件夹代码: System.Windows.Forms.FolderBrowserDialog dialog =new System.Windows.Forms.FolderBrowserDialog(); dialog.Description = "请选择Txt所在文件夹"; if (dialog.ShowDialog()==System.Windows.Forms.DialogResult.OK ) { //操作代码
} 保存文件: private void ShowSaveFileDialog() { SaveFileDialog sfd = new SaveFileDialog(); //设置文件类型 sfd.Filter = "文本文件(*.txt)|*.txt"; sfd.FilterIndex = 1;//设置默认文件类型显示顺序 sfd.RestoreDirectory = true;//保存对话框是否记忆上次打开的目录 sfd.FileName = "YourFileName";//设置默认的文件名 if (sfd.ShowDialog() == DialogResult.OK) //点了保存按钮进入 { //操作代码
} }