static IEnumerable <Menu> CreateItems(AbsoluteDirectoryPath currentDir, ILookup <IAbsolutePath, IAbsolutePath> folderToFiles, IShell shell)
{
var dirs = folderToFiles[currentDir].OfType <AbsoluteDirectoryPath>().OrderBy(f => f.Name);
var files = folderToFiles[currentDir].OfType <AbsoluteFilePath>().OrderBy(f => f.Name);
foreach (var dir in dirs)
{
yield return(Menu.Submenu(
name: dir.Name.ToString() + Path.DirectorySeparatorChar,
icon: Icons.Folder,
submenu: CreateItems(dir, folderToFiles, shell).Concat()));
}
foreach (var file in files)
{
var f = file;
yield return(Menu.Item(
name: file.Name.ToString(),
icon: Icons.GetFileIcon(f),
action: () => shell.OpenWithDefaultApplication(f)));
}
}
