internal FileServiceOpenedFile(FileService fileService, FileName fileName)
		{
			this.fileService = fileService;
			this.FileName = fileName;
			IsUntitled = false;
			fileChangeWatcher = new FileChangeWatcher(this);
		}
		internal FileServiceOpenedFile(FileService fileService, byte[] fileData)
		{
			this.fileService = fileService;
			this.FileName = null;
			SetData(fileData);
			IsUntitled = true;
			MakeDirty();
			fileChangeWatcher = new FileChangeWatcher(this);
		}