OpenFileDialog 和 FolderBrowserDialog

OpenFileDialog 和 FolderBrowserDialog：
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【 FolderBrowserDialog 的使用】: 提示用户选择文件夹；//设置根在桌面folderBrowserDialog1.RootFolder = SpecialFolder.Desktop;//设置当前选择的路径folderBrowserDialog1.SelectedPath = "C:";//允许在对话框中包括一个新建目录的按钮folderBrowserDialog1.ShowNewFolderButton = true;//设置对话框的说明信息folderBrowserDialog1.Description = "请选择输出目录";//默认路径是程序所在目录的Data文件夹folderBrowserDialog1.SelectedPath = System.Environment.CurrentDirectory.ToString() + @"/Data";//弹出框用于选择路径，完成后校验路径是否正确if(folderBrowser.Dialog1.ShowDialog() == DialogResult.OK){//获取选择的路径String szSelectedPath = folderBrowserDialog1.SelectedPath;}例：//点击浏览按钮后，填出框用于选择路径private void ButtonScanClick(object sender, EventArgs e){FolderBrowserDialog fbd = new FolderBrowserDialog ();fbd.Description = "选择文件夹";fbd.RootFolder = Environment.SpecialFolder.MyComputer;fbd.ShowNewFolderButton = true;if(fbd.ShowDialog() != DialogResult.OK)return;string path=fbd.SelectedPath;textBox1.Text=path;}
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【 OpenFileDialog 的使用】: 提示用户打开文件，使用此类可检查某个文件是否存在并打开该文件；例：private void Button1Click(object sender, EventArgs e){//类的实例化OpenFileDialog openFileDialog1 = new OpenFileDialog();//打开位置openFileDialog1.InitialDirectory =Environment.GetFolderPath(Environment.SpecialFolder.MyComputer);//文件类型openFileDialog1.Filter = "txt files (*.txt)|*.txt|All files (*.*)|*.*";//表示默认筛选情况openFileDialog1.FilterIndex = 1;//获取或设置一个值，该值指示对话框在关闭前是否还原当前目录。openFileDialog1.RestoreDirectory = true;//文件有效性验证ValidateNames，验证用户输入是否是一个有效的Windows文件名openFileDialog1.ValidateNames = true;//验证路径有效性openFileDialog1.CheckFileExists = true;//验证文件有效性openFileDialog1.CheckPathExists = true;//弹出框用于选择路径，完成后校验路径是否正确if (openFileDialog1.ShowDialog() != DialogResult.OK)return;string path=openFileDialog1.SafeFileName;this.textBox1.AppendText(path);}
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转载于:https://www.cnblogs.com/xuejianhui/archive/2012/11/21/2780227.html

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