/// <summary>
/// 开始上传线程，检查是否还有未上传的信息，如果有，则弹出对话框问是否显示
/// </summary>
/// <returns>true 表示有未上传信息，需要提示；false 表示没有未上传信息</returns>
public void Start()
{
List <UploadEbBoxInfo> list = SqliteDataService.GetUnUploadEbBox();
if (list != null && list.Count > 0)
{
foreach (UploadEbBoxInfo item in list)
{
CurrentUploadQueue.Push(item);
}
}
// 开始定时上传
uploadTimer.Elapsed += UploadTimer_Elapsed;
uploadTimer.Start();
}