//Этот метод вызывается нашими собеседниками когда они хотят отобразить свое сообщение на наш экран
public void DisplayMessage(CompositeType composite)
{
if (composite == null)
{
throw new ArgumentNullException("composite");
}
_displayMessageDelegate?.Invoke(composite);
}
internal void Open(object obj)
{
if (obj == null)
{
return;
}
var items = (obj as ObservableCollection <object>).Cast <DownloaderObjectModel>().ToList();
var itemsFinished = from item in items
where item.Status == DownloadStatus.Finished
where new FileInfo(item.Destination).Exists
select item;
if (itemsFinished.Count() > 1)
{
var r = _displayMessage.Invoke(
"You have selected to open " + itemsFinished.Count() + " files.\n\n" +
"Opening too many files at the same file may cause the system to crash.\n\nDo you wish to proceed?",
"Open", MessageBoxButton.YesNo, MessageBoxImage.Exclamation, MessageBoxResult.No);
if (r == MessageBoxResult.No)
{
return;
}
}
foreach (var item in itemsFinished)
{
Process.Start("explorer.exe", "\"" + item.Destination + "\"");
}
}
public void TransferFile(string filename, byte[] fileData)
{
_displayFileDelegate?.Invoke(new CompositeType(filename, fileData));
}