diff options
| author | sr55 <[email protected]> | 2011-03-13 12:35:48 +0000 |
|---|---|---|
| committer | sr55 <[email protected]> | 2011-03-13 12:35:48 +0000 |
| commit | 57224a250b66b28bed628f587486197c9900bc1d (patch) | |
| tree | 1e8a04f83cacafcd70b1eea74a4d76913875d34d /win/C#/ToolWindows/DownloadUpdate.cs | |
| parent | fdc4b3187ae9c825793e9e665c5e0d4bc5ccbc25 (diff) | |
WinGui:
- Shuffle some more code around. Aiming to remove the framework library completely soon.
git-svn-id: svn://svn.handbrake.fr/HandBrake/trunk@3842 b64f7644-9d1e-0410-96f1-a4d463321fa5
Diffstat (limited to 'win/C#/ToolWindows/DownloadUpdate.cs')
| -rw-r--r-- | win/C#/ToolWindows/DownloadUpdate.cs | 122 |
1 files changed, 122 insertions, 0 deletions
diff --git a/win/C#/ToolWindows/DownloadUpdate.cs b/win/C#/ToolWindows/DownloadUpdate.cs new file mode 100644 index 000000000..f359e09a4 --- /dev/null +++ b/win/C#/ToolWindows/DownloadUpdate.cs @@ -0,0 +1,122 @@ +/* DownloadUpdate.cs $
+ This file is part of the HandBrake source code.
+ Homepage: <http://handbrake.fr>.
+ It may be used under the terms of the GNU General Public License. */
+
+namespace Handbrake.ToolWindows
+{
+ using System;
+ using System.Diagnostics;
+ using System.IO;
+ using System.Net;
+ using System.Threading;
+ using System.Windows.Forms;
+
+ /// <summary>
+ /// The Download Window
+ /// </summary>
+ public partial class DownloadUpdate : Form
+ {
+ private readonly Thread downloadThread;
+ private Stream responceStream;
+ private Stream localStream;
+ private HttpWebRequest webRequest;
+ private HttpWebResponse webResponse;
+ private static int progress;
+ private bool killThread;
+
+ private delegate void UpdateProgessCallback(long bytesRead, long totalBytes);
+
+ private delegate void DownloadCompleteCallback();
+
+ private delegate void DownloadFailedCallback();
+
+ public DownloadUpdate(string filename)
+ {
+ InitializeComponent();
+
+ this.downloadThread = new Thread(Download);
+ this.downloadThread.Start(filename);
+ }
+
+ private void Download(object file)
+ {
+ string tempPath = Path.Combine(Path.GetTempPath(), "handbrake-setup.exe");
+ string hbUpdate = (string)file;
+ WebClient wcDownload = new WebClient();
+
+ try
+ {
+ if (File.Exists(tempPath))
+ File.Delete(tempPath);
+
+ this.webRequest = (HttpWebRequest)WebRequest.Create(hbUpdate);
+ this.webRequest.Credentials = CredentialCache.DefaultCredentials;
+ this.webResponse = (HttpWebResponse)this.webRequest.GetResponse();
+ long fileSize = this.webResponse.ContentLength;
+
+ this.responceStream = wcDownload.OpenRead(hbUpdate);
+ this.localStream = new FileStream(tempPath, FileMode.Create, FileAccess.Write, FileShare.None);
+
+ int bytesSize;
+ byte[] downBuffer = new byte[2048];
+
+ long flength = 0;
+ while ((bytesSize = this.responceStream.Read(downBuffer, 0, downBuffer.Length)) > 0)
+ {
+ if (this.killThread)
+ return;
+ this.localStream.Write(downBuffer, 0, bytesSize);
+ flength = this.localStream.Length;
+ Invoke(new UpdateProgessCallback(this.UpdateProgress), new object[] {this.localStream.Length, fileSize});
+ }
+
+ this.responceStream.Close();
+ this.localStream.Close();
+
+ if (flength != fileSize)
+ Invoke(new DownloadFailedCallback(this.DownloadFailed));
+ else
+ Invoke(new DownloadCompleteCallback(this.DownloadComplete));
+ }
+ catch
+ {
+ lblProgress.Text = "An Error Occured. Please try again later.";
+ }
+ }
+
+ private void UpdateProgress(long bytesRead, long totalBytes)
+ {
+ long p = (bytesRead * 100) / totalBytes;
+ int.TryParse(p.ToString(), out progress);
+ progress_download.Value = progress;
+ lblProgress.Text = (bytesRead / 1024) + "k of " + (totalBytes / 1024) + "k ";
+ }
+
+ private void DownloadComplete()
+ {
+ lblProgress.Text = "Download Complete";
+ btn_cancel.Text = "Close";
+
+ Process.Start(Path.Combine(Path.GetTempPath(), "handbrake-setup.exe"));
+ this.Close();
+ Application.Exit();
+ }
+
+ private void DownloadFailed()
+ {
+ lblProgress.Text = "Download Failed";
+ btn_cancel.Text = "Close";
+ }
+
+ private void BtnCancelClick(object sender, EventArgs e)
+ {
+ this.killThread = true;
+ lblProgress.Text = "Cancelling ...";
+ if (this.webResponse != null) this.webResponse.Close();
+ if (this.responceStream != null) this.responceStream.Close();
+ if (this.localStream != null) this.localStream.Close();
+ this.Close();
+ }
+ }
+}
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