Exemple #1
0
        public void Download()
        {
            try
            {
                // Construct the temporary file path.
                string tempPath = tbPath.Text.Trim() + ".tmp";

                // Delete the temporary file if it already exists.
                if (File.Exists(tempPath))
                {
                    File.Delete(tempPath);
                }

                // Initialize an instance of HttpDownloadClient.
                // Store the file to a temporary file first.
                client = new HttpDownloadClient(tbURL.Text, tempPath);

                // Register the events of HttpDownloadClient.
                client.DownloadCompleted += new EventHandler <HttpDownloadCompletedEventArgs>(
                    DownloadCompleted);
                client.DownloadProgressChanged +=
                    new EventHandler <HttpDownloadProgressChangedEventArgs>(DownloadProgressChanged);
                client.StatusChanged += new EventHandler(StatusChanged);

                // Start to download file.
                client.Start();
            }
            catch (Exception ex)
            {
                MessageBox.Show(ex.Message);
            }
        }
Exemple #2
0
        /// <summary>
        /// Handle btnDownload Click event.
        /// </summary>
        private void btnDownload_Click(object sender, EventArgs e)
        {
            try
            {
                // Check whether the file exists.
                if (File.Exists(tbPath.Text.Trim()))
                {
                    string message = "There is already a file with the same name, "
                                     + "do you want to delete it? "
                                     + "If not, please change the local path. ";
                    var result = MessageBox.Show(
                        message,
                        "File name conflict: " + tbPath.Text.Trim(),
                        MessageBoxButtons.OKCancel);

                    if (result == System.Windows.Forms.DialogResult.OK)
                    {
                        File.Delete(tbPath.Text.Trim());
                    }
                    else
                    {
                        return;
                    }
                }

                // Construct the temporary file path.
                string tempPath = tbPath.Text.Trim() + ".tmp";

                // Delete the temporary file if it already exists.
                if (File.Exists(tempPath))
                {
                    File.Delete(tempPath);
                }

                // Initialize an instance of HttpDownloadClient.
                // Store the file to a temporary file first.
                client = new HttpDownloadClient(tbURL.Text, tempPath);

                // Register the events of HttpDownloadClient.
                client.DownloadCompleted += new EventHandler <HttpDownloadCompletedEventArgs>(
                    DownloadCompleted);
                client.DownloadProgressChanged +=
                    new EventHandler <HttpDownloadProgressChangedEventArgs>(DownloadProgressChanged);
                client.StatusChanged += new EventHandler(StatusChanged);

                // Start to download file.
                client.Start();
            }
            catch (Exception ex)
            {
                MessageBox.Show(ex.Message);
            }
        }