/// <summary>
///Adds ther file to the folder, overwriting the file if it exists..
/// </summary>
/// <param name="file"></param>
/// <returns></returns>
public IFileDirectoryItem AddFile(IFileInfo file)
{
var name = file.Name;
var newItem = new FileDirectoryItem(file, this);
AddItem(name, newItem);
return(newItem);
}
public override void ApplyUpdate(IFileInfo newFileInfo)
{// take a snapshot of current directory item with the old file.
var oldItem = new FileDirectoryItem(this.FileInfo, this.ParentFolder, false);
// now change the file to the new file on this item.
FileInfo = newFileInfo;
// now signal the file has changed.
OnRaiseItemUpdated(oldItem);
}
protected override void OnParentUpdated(object sender, DirectoryItemUpdatedEventArgs e)
{
// If the parent path changes (i.e folder rename?),
// or its existence changes, it effects us so we need to notify subscribers we have been affected!
if ((e.OldItem.Path != e.NewItem.Path))
{
var oldItem = new FileDirectoryItem(this.FileInfo, e.OldItem as IFolderDirectoryItem, false);
OnRaiseItemUpdated(oldItem);
}
}
public override void Visit(FileDirectoryItem item)
{
switch (_visitMode)
{
case VisitMode.Register:
Register(item);
break;
case VisitMode.Unregister:
_UnregisterWasSuccessful = false;
_UnregisterWasSuccessful = Unregister(item);
break;
}
}
public virtual void Visit(FileDirectoryItem item)
{
// no op.
}