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Downloading file from web server

I know that I can download a file from a web server by using the
WebClient.DownloadFile method. But, does anyone know of an example of
downloading a file from a web server with the ability to monitor the
download progress?

I'm looking for either the number of bytes downloaded and/or percentage
completed.

TIA
Nov 21 '05 #1
4 3851
"Richard L Rosenheim" <ri*****@rlr.com> schrieb:
But, does anyone know of an example of
downloading a file from a web server with the ability
to monitor the download progress?


<URL:http://groups.google.de/groups?q=dotnet+download+file+progress>

--
Herfried K. Wagner [MVP]
<URL:http://dotnet.mvps.org/>
Nov 21 '05 #2
Thanks, I found a Compact Framework example that looks promising. I should
be able to utilize the code, after possibly a little conversion.

Richard
"Herfried K. Wagner [MVP]" <hi***************@gmx.at> wrote in message
news:O0**************@TK2MSFTNGP09.phx.gbl...
"Richard L Rosenheim" <ri*****@rlr.com> schrieb:
But, does anyone know of an example of
downloading a file from a web server with the ability
to monitor the download progress?


<URL:http://groups.google.de/groups?q=dotnet+download+file+progress>

--
Herfried K. Wagner [MVP]
<URL:http://dotnet.mvps.org/>

Nov 21 '05 #3
Hi,

Here is a quick example. Add these import statements.

Imports System.Net

Imports System.IO

Sample code

Dim request As WebRequest

Dim response As WebResponse

Dim reader As Stream

Dim writer As Stream

Dim data(1023) As Byte

Dim count As Integer

Dim total As Integer

Me.Show()

Me.Text = "Downloading file ....."

Application.DoEvents()

request =
WebRequest.Create("http://www.onteorasoftware.com/downloads/multigrids.zip")

response = request.GetResponse()

reader = response.GetResponseStream()

ProgressBar1.Maximum = CInt(response.ContentLength)

ProgressBar1.Value = 0

total = 0

writer = File.Create("mylocaldata.zip")

While True

count = reader.Read(data, 0, 1024)

If count <= 0 Then

Exit While

End If

writer.Write(data, 0, count)

total += 1024

If total < ProgressBar1.Maximum Then ProgressBar1.Value = total

Application.DoEvents()

End While

reader.Close()

writer.Close()

Ken

--------------------------

"Richard L Rosenheim" <ri*****@rlr.com> wrote in message
news:uv**************@TK2MSFTNGP14.phx.gbl...
I know that I can download a file from a web server by using the
WebClient.DownloadFile method. But, does anyone know of an example of
downloading a file from a web server with the ability to monitor the
download progress?

I'm looking for either the number of bytes downloaded and/or percentage
completed.

TIA

Nov 21 '05 #4
Thanks.

Richard
"Ken Tucker [MVP]" <vb***@bellsouth.net> wrote in message
news:ui****************@TK2MSFTNGP14.phx.gbl...
Hi,

Here is a quick example. Add these import statements.

Imports System.Net

Imports System.IO

Sample code

Dim request As WebRequest

Dim response As WebResponse

Dim reader As Stream

Dim writer As Stream

Dim data(1023) As Byte

Dim count As Integer

Dim total As Integer

Me.Show()

Me.Text = "Downloading file ....."

Application.DoEvents()

request =
WebRequest.Create("http://www.onteorasoftware.com/downloads/multigrids.zip")
response = request.GetResponse()

reader = response.GetResponseStream()

ProgressBar1.Maximum = CInt(response.ContentLength)

ProgressBar1.Value = 0

total = 0

writer = File.Create("mylocaldata.zip")

While True

count = reader.Read(data, 0, 1024)

If count <= 0 Then

Exit While

End If

writer.Write(data, 0, count)

total += 1024

If total < ProgressBar1.Maximum Then ProgressBar1.Value = total

Application.DoEvents()

End While

reader.Close()

writer.Close()

Ken

--------------------------

"Richard L Rosenheim" <ri*****@rlr.com> wrote in message
news:uv**************@TK2MSFTNGP14.phx.gbl...
I know that I can download a file from a web server by using the
WebClient.DownloadFile method. But, does anyone know of an example of
downloading a file from a web server with the ability to monitor the
download progress?

I'm looking for either the number of bytes downloaded and/or percentage
completed.

TIA

Nov 21 '05 #5

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