怎样实现只显示文件夹而不显示文件

Question

怎样实现像千千静听添加文件夹那样的树形结构只显示文件夹而不显示具体的文件

Answer 1

            System.Windows.Forms.FolderBrowserDialog dlg = new FolderBrowserDialog();
            dlg.ShowDialog();            this.Text = dlg.SelectedPath;
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Answer 2

DirectoryInfo TheFolder = new DirectoryInfo(MyPath);
foreach (FileSystemInfo fsi in TheFolder.GetDirectories())
{
                
                if (fsi is FileInfo)
                {
                       continue;
                }
...
}