class DataDetail : InotifyPropertyChanged
{
    public string mfliename;
    public string mfileurl;
    public string mfilesize;
    public string mDownloadTime;
    private int mprogress;
    public string Filename
    {
        get { return mfliename; }
        set
        {
            mfliename = value;
            OnPropertyChanged("Filename");
        }

    }

    public string Fileurl
    {
        get { return mfileurl; }
        set
        {
            mfileurl = value;
            OnPropertyChanged("Fileurl");
        }
    }

    public string Filesize
    {
        get { return mfilesize; }
        set
        {
            mfilesize = value;
            OnPropertyChanged("Filesize");
        }
    }

    public string Downloadtime
    {
        get { return mDownloadTime; }
        set
        {
            mDownloadTime = value;
            OnPropertyChanged("Downloadtime");
        }
    }
    public int Progress
    {
        get { return mprogress; }
        set
        {
            mprogress = value;
            OnPropertyChanged("Progress");
        }
    }

    public object FileURL { get; internal set; }
    public string FileName { get; internal set; }

    private void OnPropertyChanged(string propertyname)
    {
        if (PropertyChanged != null)
        {
            PropertyChanged(this, new PropertyChangedEventArgs(propertyname));
        }

    }


    public event PropertyChangedEventHandler PropertyChanged;

}