public void DeleteNode(ShellItemViewModel item)
{
switch (item.Type)
{
case ShellItemType.Directory:
Log.Info(string.Format(Resources.IO_DeletingDirectoryFromArchive, item.FullPath), Resources.Tag_IO);
// create shallow copy to iterate over, because the collection is modified in the loop
foreach (var child in item.Children.ToList())
{
DeleteNode(child);
}
item.Parent.Children.Remove(item);
Nodes.Remove(item.FullPath);
break;
case ShellItemType.File:
Log.Info(string.Format(Resources.IO_DeletingFileFromArchive, item.FullPath), Resources.Tag_IO);
// delete file from archive
FileSystem.DeleteFile(item.FullPath);
// remove node from tree view
item.Parent.Children.Remove(item);
Nodes.Remove(item.FullPath);
break;
case ShellItemType.Root:
Log.Fail(Resources.IO_CannotDeleteRootNode, Resources.Tag_IO);
break;
default:
throw new ArgumentOutOfRangeException();
}
}
public FileSystemViewModel(FileSystem fileSystem)
{
FileSystem = fileSystem ?? throw new ArgumentNullException(nameof(fileSystem));
Root = new ShellItemViewModel(this, null, fileSystem.Name, ShellItemType.Root);
foreach (string file in FileSystem.GetFiles())
{
AddFile(file);
}
}
/// <summary>
/// Adds a file/directory node and all its parents to the directory tree if it doesn't exist yet.
/// </summary>
/// <param name="path">Full path of the added element within the file system</param>
/// <param name="type">Type of the element to be added (file/directory)</param>
/// <param name="nodes">A directory containing all previously created nodes</param>
/// <returns>The node corresponding to the specified path</returns>
protected ShellItemViewModel CreateNode(string path, ShellItemType type, Dictionary <string, ShellItemViewModel> nodes)
{
if (nodes.ContainsKey(path))
{
return(nodes[path]);
}
string parentPath = Path.GetDirectoryName(path);
var parent = !string.IsNullOrWhiteSpace(parentPath) ? CreateNode(parentPath, ShellItemType.Directory, nodes) : Root;
var node = new ShellItemViewModel(this, parent, path, type);
parent.Children.Add(node);
nodes[path] = node;
return(node);
}
public void ExportFileOrFolder(ShellItemViewModel item, bool convert, string targetFolder = null)
{
ExportPaths(new[] { item.FullPath }, (item.DropTargetPath + '\\').TrimStart('\\'), convert, targetFolder);
}