Esempio n. 1
0
 /// <summary>
 /// 暂停下载任务
 /// </summary>
 public void Pause()
 {
     lock (_external_lock)
     {
         lock (_thread_flag_lock)
         {
             if ((_download_thread_flag & 0xffffff) == _DOWNLOAD_THREAD_FLAG_READY)
             {
                 _download_thread_flag = (_download_thread_flag | _DOWNLOAD_THREAD_FLAG_PAUSED) & ~_DOWNLOAD_THREAD_FLAG_READY;
                 return;
             }
             if (((_download_thread_flag & 0xffffff) & (_DOWNLOAD_THREAD_FLAG_START_REQUESTED | _DOWNLOAD_THREAD_FLAG_STARTED)) != 0)
             {
                 //Tracer.GlobalTracer.TraceInfo("---PAUSED---");
                 _download_thread_flag |= _DOWNLOAD_THREAD_FLAG_PAUSE_REQUESTED;
             }
             else
             {
                 return;
             }
         }
         _monitor_thread_created.Wait();
         _monitor_thread.Join();
         _monitor_thread_created.Reset();
     }
     try { TaskPaused?.Invoke(this, new EventArgs()); }
     catch { }
 }
Esempio n. 2
0
        public void Pause()
        {
            lock (_external_lock)
            {
                lock (_thread_flag_lock)
                {
                    //ready state
                    if ((_upload_thread_flag & _UPLOAD_THREAD_FLAG_READY) != 0)
                    {
                        _upload_thread_flag = (_upload_thread_flag | _UPLOAD_THREAD_FLAG_PAUSED) & ~_UPLOAD_THREAD_FLAG_READY;
                        return;
                    }
                    //status failure
                    if ((_upload_thread_flag & (_UPLOAD_THREAD_FLAG_STARTED | _UPLOAD_THREAD_FLAG_START_REQUESTED)) != 0)
                    {
                        Tracer.GlobalTracer.TraceInfo("---PAUSED---");
                        _upload_thread_flag |= _UPLOAD_THREAD_FLAG_PAUSE_REQUESTED;
                    }
                    else
                    {
                        return;
                    }

                    _monitor_thread_created.Wait();
                    _monitor_thread_exited.Wait();
                    _monitor_thread_exited.Reset();
                    _monitor_thread_created.Reset();
                }
            }
            try { TaskPaused?.Invoke(this, new EventArgs()); } catch { }
        }
Esempio n. 3
0
 private void _on_task_paused(object sender, EventArgs e)
 {
     try { TaskPaused?.Invoke(sender, e); }
     catch { }
 }