private static List<string> GetCheckedFilesBreathFirst(FileTreeViewModel obj)
{
var selectedItemList = new List<string>();
var rootQueue = new Queue<FileTreeViewModel>();
rootQueue.Enqueue(obj);
while (rootQueue.Count > 0)
{
var next = rootQueue.Dequeue();
if (next.IsChecked == null)
{
foreach (FileTreeViewModel child in next.Children)
{
rootQueue.Enqueue(child);
}
}
else if (next.IsChecked.Value)
{
selectedItemList.Add(next.FileSystemItem.FullName);
foreach (FileTreeViewModel child in next.Children)
{
selectedItemList.Add(child.FileSystemItem.FullName);
}
}
}
return selectedItemList;
}
private void LoadData(string path)
{
if (!Directory.Exists(path)) return; //ignore
var rootCollection = new ObservableCollection<FileTreeViewModel>();
var dir = new DirectoryInfo(path);
var root = new FileTreeViewModel(dir.Name, true, null, dir, this);
rootCollection.Add(root);
FileTreeView.DataContext = rootCollection;
root.IsExpanded = true;
}
public override void LoadChildren()
{
try
{
if (_fileSystemItem is DirectoryInfo)
{
var item = _fileSystemItem as DirectoryInfo;
Children.Remove(DummyChild);
foreach (var folder in item.GetDirectories())
{
var f = new FileTreeViewModel(folder.Name, true, this, folder, _fileTreeViewEvent);
Children.Add(f);
}
foreach (var file in item.GetFiles())
{
var f = new FileTreeViewModel(file.Name, false, this, file, _fileTreeViewEvent);
Children.Add(f);
}
}
}
catch (UnauthorizedAccessException) { }
catch (SecurityException) { }
}
