/// <summary>Yield all subdirectories of the supplied path as a text outline.</summary>
/// <param name="rootPath">Topmost directory.</param>
/// <param name="fileFilter">Search pattern or *null* for all.</param>
/// <param name="drawWith">Outline characters.</param>
/// <param name="order">Output sorting.</param>
/// <param name="tab">Number of characters to indent per level.</param>
/// <returns>All subdirectories of the supplied path as a text outline.</returns>
public static IEnumerable <string> GenerateTextTree(string rootPath, string fileFilter, DrawWith drawWith = DrawWith.Graphic, Ordering order = Ordering.None, int tab = 4)
{
var sb = new StringBuilder();
for (var dv = new DirNode.Vector(rootPath, null, order, drawWith, tab); dv.Advance(); sb.Length = 0)
{
sb.AppendIndent(dv, false);
sb.Append(dv.Depth == 0 ? dv.Top.Path : dv.Top.Name);
yield return(sb.ToString());
if (fileFilter != null)
{
dv.PregetContents(fileFilter);
if (dv.Top.FileInfos.Count > 0)
{
sb.Length = 0;
sb.AppendIndent(dv, true);
int indentLength = sb.Length;
foreach (var fInfo in dv.Top.FileInfos)
{
sb.Append(fInfo.Name);
yield return(sb.ToString());
sb.Length = indentLength;
}
yield return(sb.ToString());
}
}
}
}
/// <summary>Yield all subdirectories of the supplied path.</summary>
/// <param name="rootPath">Topmost directory.</param>
/// <param name="fileFilter">Search pattern or *null* for all.</param>
/// <param name="order">Output sorting.</param>
/// <returns>All subdirectories of the supplied path as text.</returns>
public static IEnumerable <string> EnumerateFiles(string rootPath, string fileFilter = null, Ordering order = Ordering.None)
{
if (fileFilter == null)
{
fileFilter = "*";
}
for (var dv = new DirNode.Vector(rootPath, null, order); dv.Advance();)
{
dv.PregetContents(fileFilter);
foreach (var fInfo in dv.Top.FileInfos)
{
yield return(fInfo.FullName);
}
}
}