public static IEnumerable <string> GenerateHtmlTree(string rootPath, string fileFilter, DrawWith drawWith = DrawWith.Graphic, Ordering order = Ordering.None, int tab = 4)
{
var dv = new DirVectorHtml(rootPath, order, drawWith, tab);
int buttonId = 0;
yield return("<!DOCTYPE html>");
yield return("<html>");
yield return("<head>");
yield return($"<title>{rootPath}</title>");
yield return("<meta charset=\"UTF-8\">");
yield return("<style>");
yield return(" button.bn { border-width:1px; padding:0px 2px; font-family:monospace; font-size:xx-small; color: red; background-color:black; border-color:red; }");
yield return(" div.s1 { display:block; }");
yield return(" div.s2 { display:none; }");
yield return("</style>");
yield return("<script type=\"text/javascript\">");
yield return("function tgl(btn,divName) {");
yield return(" var divId = document.getElementById(divName);");
yield return(" if (divId.className == \"s1\")");
yield return(" { divId.className = 's2'; btn.textContent = \"+\"; }");
yield return(" else");
yield return(" { divId.className = 's1'; btn.textContent = \"-\"; }");
yield return("}");
yield return("</script>");
yield return("</head>");
yield return("<body style='color:orange; background-color:black; font-family:monospace; font-size:medium; white-space:pre;'>");
dv.Advance();
var sb = new StringBuilder();
sb.AppendHtml(dv[0].Path);
yield return(sb.ToString());
sb.Clear();
for (bool hasSubdirsOrFiles = dv.PregetContents(fileFilter);;)
{
if (hasSubdirsOrFiles && dv.Top.FileInfos != null && dv.Top.FileInfos.Count > 0)
{
string indent = new StringBuilder().AppendIndent(dv, fileFilter != null).ToString();
sb.Append(indent);
sb.AppendHtml(dv.Top.FileInfos[0].Name);
yield return(sb.ToString());
sb.Clear();
sb.Append(indent);
for (int fi = 1; fi < dv.Top.FileInfos.Count; ++fi)
{
var fileName = dv.Top.FileInfos[fi].Name;
sb.AppendHtml(fileName);
yield return(sb.ToString());
sb.Length = indent.Length;
}
yield return(indent);
sb.Clear();
}
if (dv.Depth >= 1 && !dv.HasSubdirs)
{
if (dv.Top.FileInfos != null && dv.Top.FileInfos.Count > 0)
{
sb.Append("</div>");
}
for (int dx = dv.Depth; dx > 1 && dv[dx].IsLast; --dx)
{
sb.Append("</div>");
}
}
if (!dv.Advance())
{
break;
}
hasSubdirsOrFiles = dv.PregetContents(fileFilter);
if (!hasSubdirsOrFiles)
{
sb.AppendIndent(dv, false);
sb.Append("<button class='bn'> </button>");
sb.AppendHtml(dv.Top.Name);
yield return(sb.ToString());
sb.Clear();
}
else
{
++buttonId;
sb.AppendIndent(dv, false);
sb.Append("<button id='b");
sb.Append(buttonId);
sb.Append("' class='bn' onclick=\"tgl(this,'d");
sb.Append(buttonId);
sb.Append("')\">+</button>");
sb.AppendHtml(dv.Top.Name);
yield return(sb.ToString());
sb.Clear();
sb.Append("<div id='d");
sb.Append(buttonId);
sb.Append("' class='s2'>");
}
}
sb.Append("</body>");
yield return(sb.ToString());
yield return("</html>");
}
static int Main(string[] args)
{
string err = null;
string rootPath = null;
string fileFilter = null;
int tab = 4;
TargetInterface target = TargetInterface.Terminal;
DrawWith drawWith = DrawWith.Graphic;
Ordering ordering = Ordering.None;
for (var ix = 0; ix < args.Length; ++ix)
{
var arg = args[ix];
if (arg == "/?")
{
ShowUsage();
return(0);
}
else if (arg == "/A")
{
drawWith = DrawWith.Ascii;
}
else if (arg == "/F")
{
fileFilter = "*";
}
else if (arg == "/SL")
{
ordering = Ordering.Lexical;
}
else if (arg == "/SN")
{
ordering = Ordering.Natural;
}
else if (arg == "/W")
{
target = TargetInterface.Browser;
}
else if (arg.StartsWith("/"))
{
bool isOk = Int32.TryParse(arg.Substring(1), out int tryTab);
if (isOk && tryTab > 0)
{
tab = tryTab;
}
else
{
Console.WriteLine($"Invalid switch - {args[ix]}"); return(1);
}
}
else if (rootPath != null)
{
Console.WriteLine($"Too many parameters - {args[ix]}"); return(2);
}
else
{
rootPath = arg;
}
}
if (rootPath == null)
{
rootPath = ".";
}
try
{
if (target == TargetInterface.Terminal)
{
foreach (string lx in DirNode.Vector.GenerateTextTree(rootPath, fileFilter, drawWith, ordering, tab))
{
Console.WriteLine(lx);
}
}
else
{
foreach (string lx in DirVectorHtml.GenerateHtmlTree(rootPath, fileFilter, drawWith, ordering, tab))
{
Console.WriteLine(lx);
}
}
}
catch (IOException ex)
{ err = ex.Message.Trim(); }
catch (UnauthorizedAccessException ex)
{ err = ex.Message.Trim(); }
if (err != null)
{
Console.Error.WriteLine(err);
return(1);
}
return(0);
}
