/// <summary>
/// Default constructor that gives full control over the tree srtucture
/// </summary>
/// <param name="parentFileSystemItem">Parent FileSystemItemModel</param>
/// <param name="node">A fileSystemInfo object in the directory tree that describes a folder and its associated files</param>
/// <param name="childElements">A collection of <see cref="FileSystemItemModel"/>s describing the subdirectories contained by this fileSystemInfo object</param>
public FileSystemItemModel(FileSystemItemModel parentFileSystemItem, FileSystemInfo fileSystemElementInfo, IEnumerable <IFileSystemItemModel> childElements)
{
this.ParentFileSystemItem = parentFileSystemItem;
this.Info = fileSystemElementInfo;
this.DisplayName = this.Info?.Name ?? string.Empty;
this.ChildFileSystemItems = new ObservableCollection <IFileSystemItemModel>(childElements);
this.IsArchive = false;
this.Id = Guid.NewGuid();
}
// Uses preorder traversal
public static bool TryGetDirectoryElementOf(IFileSystemItemModel currentItemModel, out IFileSystemItemModel directoryItemModel)
{
directoryItemModel = null;
if (currentItemModel.IsDirectory)
{
directoryItemModel = currentItemModel;
return(true);
}
return(FileSystemItemModel.TryGetDirectoryElementOf(currentItemModel.ParentFileSystemItem, out directoryItemModel));
}
