Exemple #1
0
        private void btnCancelDownload_Click(object sender, EventArgs e)
        {
            if (IndexDownloadWorker.IsBusy)
            {
                IndexDownloadWorker.CancelAsync();
            }

            if (AssetDowloadWorker.IsBusy)
            {
                AssetDowloadWorker.CancelAsync();
            }
        }
Exemple #2
0
        private void btnIndexDownload_Click(object sender, EventArgs e)
        {
            if (IndexDownloadWorker.IsBusy || AssetDowloadWorker.IsBusy)
            {
                MessageBox.Show("正在下载文件,不能进行其他操作。", "", MessageBoxButtons.OK, MessageBoxIcon.Asterisk);
                return;
            }

            btnAssetDownLoad.Visible  = false;
            btnCancelDownload.Visible = true;

            labelDownLoadInfo.Text = "正在下载索引文件,这需要数秒至数分钟的时间...期间请勿退出程序";
            IndexDownloadWorker.RunWorkerAsync();
        }
Exemple #3
0
        private void IndexDownloadWorker_DoWork(object sender, DoWorkEventArgs e)
        {
            ServicePointManager.ServerCertificateValidationCallback += (s, cert, chain, sslPolicyErrors) => true;
            ServicePointManager.SecurityProtocol = SecurityProtocolType.Tls12 | SecurityProtocolType.Tls11 | SecurityProtocolType.Tls;
            HttpWebRequest  request        = (HttpWebRequest)WebRequest.Create(Define.GetIndexUrl());
            HttpWebResponse response       = request.GetResponse() as HttpWebResponse;
            Stream          responseStream = response.GetResponseStream();
            Stream          fileStream     = new FileStream(Define.GetFullIndexPath(), FileMode.Create);

            long countSize  = 0;
            long originSize = response.ContentLength / 100;

            byte[] bArr = new byte[10000];
            int    size = responseStream.Read(bArr, 0, bArr.Length);

            while (size > 0)
            {
                if (IndexDownloadWorker.CancellationPending)
                {
                    e.Cancel = true;
                    break;
                }

                fileStream.Write(bArr, 0, size);
                size = responseStream.Read(bArr, 0, bArr.Length);

                countSize = countSize + size;
                long result = countSize / originSize;
                IndexDownloadWorker.ReportProgress((int)result);
            }

            fileStream.Close();
            responseStream.Close();
            IndexDownloadWorker.ReportProgress(100);

            if (e.Cancel)
            {
                IndexDownloadWorker.ReportProgress(0);
                File.Delete(Define.GetFullIndexPath());
            }
        }