private void SearchFilesQueue()
{
if (PathTextBox.Text.Length > 0 && DateTextBox.Text.Length > 0)
{
StatusLabel.Text = "Zähle Dateien... Das kann sehr lange dauern...";
StatusLabel.Update();
//get the list of files. This can be run for a long! time..
IEnumerable <string> files = EnumerateFiles(PathTextBox.Text);
DateTime fileCreationDate;
DateTime searchDate = DateTime.Parse(DateTextBox.Text);
int counter = 0;
int lastTick = 0;
int amount = files.Count <string>();
foreach (var file in files)
{
counter++;
//Console.WriteLine(file);
//fileCreationDate = File.GetCreationTime(file);
FileSystemInfo fsi = new FileInfo(file);
fileCreationDate = fsi.CreationTime;
// System.IO.DirectoryInfo.EnumerateFiles(file) ;//.Crea;
if (fileCreationDate < searchDate)
{
if (FilesListBox.Items.Count == lastTick)
{
//Console.WriteLine(lastTick+" Dateien gefunden...");
StatusLabel.Text = counter + " / " + amount + " Dateien durchsucht und " + lastTick + " alte Dateien gefunden";
StatusLabel.Update();
FilesListBox.Update();
lastTick += 100;
}
FilesListBox.Items.Add(file);
}
}
StatusLabel.Text = FilesListBox.Items.Count + " Dateien gefunden";
StatusLabel.Update();
MessageBox.Show("Es gibt " + FilesListBox.Items.Count + " Dateien, die den Suchparametern entsprechen!");
StatusLabel1.Text = "";
StatusLabel1.Update();
}
}
internal IEnumerable <string> EnumeratePaths(string root)
{
if (root == null)
{
throw new ArgumentNullException("root");
}
if (!Directory.Exists(root))
{
throw new ArgumentException("Invalid root path", "root");
}
if (root.Length > 3)
{
root = Path.GetDirectoryName(root + "\\");
}
Queue <string> queue = new Queue <string>();
queue.Enqueue(root);
while (queue.Count > 0)
{
string curr = queue.Dequeue();
bool failed = false;
StatusLabel1.Text = "bearbeite Verzeichnis: " + curr;
StatusLabel1.Update();
try
{
foreach (var path in Directory.GetDirectories(curr))
{
queue.Enqueue(path);
}
}
catch
{
failed = true;
}
if (!failed)
{
yield return(curr);
}
}
}