Tagged Questions

0
votes
3answers
439 views

Synchronously get picture (from Uri)

At the execution of my application, I need to know if a picture (from a specified URI) is available before I decide if I take the live picture or a "is unavailable picture". Because the picture is ...
1
vote
2answers
160 views

Is it possible to make synchronous network call on ui thread in wpf (windows phone)

Is it possible to make a synchronous network call on UI thread in WPF (Windows Phone 8). (I know it's cons, but still i need this functionality to make it work with some ported code) Tried using ...
3
votes
1answer
487 views

WP7: can't get img from httpget url using webclient.OpenReadAsync

I need to get image from this API on Windows phone7 appplication, getvmsimg Description : API for get variable message sign (VMS) as img URL: ...
3
votes
1answer
341 views

Security rules for subclassing transparent type with safe-critical constructor in Silverlight

In the Silverlight (v4.0) security model, Shawn Farkas says of deriving from types: [...] we see that application types may only derive from other application types or transparent platform ...
3
votes
1answer
705 views

Silverlight: Encoding a webClient stream

I've been trying to get this to work, but I'm very frustrated at this point. I am a beginner in this field, so maybe I'm just making mistakes. What I need to do is to take in a website .html and ...
2
votes
1answer
245 views

Silverlight and ATOM feeds that require authentication

I am building a simple feed reader application that needs to access an ATOM feed that requires authentication. I was going down the route of using the WebClient class and found a Credential property ...
1
vote
1answer
156 views

A simple way to bind data revived through xml into a stack panel

I am quite new to Silverlight, but I do have a grasp on it. My question is how to take the XML I have downloaded via Webclient, and place it into custom made controls? For example, the XML contains ...
1
vote
1answer
56 views

What's the difference between posting from a html-form and using the webclient class?

When I Inspect with firebug I notice that when posting with a regular html form it sets the contenttype to application/x-www-form-urlencoded, but when using the Webclient class it doesn't. And when i ...
1
vote
1answer
225 views

does SoapClient run on UI thread just like WebClient?

I have this confusion that makes me uncertain about the origin of performance lag in my Windows Phone 7 application. We all know WebClient runs on UI thread and is evil and should be avoided. But I ...
0
votes
1answer
49 views

SILVERLIGHT sending file to server

I am using PhotoChooserTask to select image from windows phone and then I want to send this file/image to the server. WebClient has method UploadFile but WebClient in Silverlight has not this method. ...
0
votes
1answer
70 views

Render SSRS report in Silverlight app securely, via WebClient byte[] or alternative

I'm trying to implement a SSRS reporting feature in a Silverlight 5 application, which is operating in browser mode. Attempt 1) The initial plan was to render the page using the URL technique on the ...
0
votes
1answer
31 views

Manipulating txt file from silverlight application ?

I'am trying to modify a txt file located on my server ,for that i am using this code : WebClient webClientvent = new WebClient(); webClientvent.OpenWriteCompleted += new ...
0
votes
1answer
504 views

How to use WebClient to POST and get a response in Silverlight

Is it possible to use WebClient to POST to a server and get a response? I'm trying to upload a file via Silverlight to an MVC app. When I use the WebClient I can successfully upload the file but I ...
0
votes
1answer
212 views

How to make a web request using https in silverlight

I have var client = new WebClient(); client.DownloadStringCompleted += (s, ea) => { var ret = Newtonsoft.Json.JsonConvert.DeserializeObject(ea.Result); ...
0
votes
1answer
233 views

Silverlight 4: Consuming a webservice in .web

Is it possible to call a webservice if you reference it in .Web? If yes, how can I access it in MainPage.xaml.cs? The reason why I am asking this is for easy changing of config in deployment ...
0
votes
1answer
428 views

Can't download xml from sharepoint with silverlight.

EDIT: Switched to Silverlight 4 and that got me a little further. I have an xml that stores high scores in a sharepoint library. The sharepoint site is https and I can hit the "copy shortcut" of the ...
0
votes
1answer
498 views

Silverlight: Difficulty with WebClient

I'm having a really weird issue. I must be doing something really obvious that is wrong, but I can't see it. I'm building a wp7 app which currently runs in the emulator. I have a URL that returns ...
0
votes
1answer
978 views

Opening an image on demand with Silverlight 2 WebClient

I'm trying to show some images on my silverlight application whenever user wants to. The images are in a folder in my silverlight project and I don't want the user to download all of them when he/she ...
2
votes
0answers
336 views

Silverlight - How to get Webresponse string from WebClient.UploadStringAsync

public void Register(string email, string name, string hash) { string registerData = "{\"email\":\"" + email + "\",\"name\":\"" + name + "\",\"hash\":\"" + hash + "\"}"; ...
1
vote
0answers
135 views

Silverlight WebClient.DownloadStringAsync() only work out of browser

My Silverlight 5 app uses WebClient to upload and download json content. POST requests are working fine, however GET request are working only in out-of-browser context. Here is my server's ...
1
vote
0answers
765 views

Using WebClient to download string from ASP.NET Web Service Error

I have a simple ASP.NET Web Service: using System; using System.Collections.Generic; using System.Web; using System.Web.Services; using System.Web.Script.Services; using ...
0
votes
0answers
132 views

Getting html data with DownloadStringCompletedEventArgs

I want to get some data from a website but my code can't get url. Because if state is always false and my textbox called "weather1" always display "ece". When I make the value of textbox as e.Result ...
0
votes
0answers
111 views

Windows Phone 7 get MP3 from uri

I'm trying to get an MP3 from a uri downloaded to the Isolated Storage on a windows phone app. It's quite a large file (podcast), so I'm not sure if there's any limits to what I can and cannot store ...
0
votes
0answers
171 views

Silverlight external web service request in-browser not working, works OOB

I am writing a small application that requests Google Finances currency exchange service from this URL: http://www.google.com/ig/calculator?q=1USD=?GBP The code is like: WebClient googlews = new ...
0
votes
0answers
92 views

Silverlight file upload/population concurrency issue

I'm trying to create a multi-file upload control. Technically it works, but it seems like the webclient is still working on uploading items. When my service tries to repopulate the listbox with the ...
0
votes
0answers
359 views

Trouble downloading file from server Silverlight (3.0)?

I'm having trouble downloading a file. I can't find any descent examples online so between bad ones and my upload code (which works) I have what you see below. It isn't making it to the handler at all ...
0
votes
0answers
185 views

WebClient callback is not called in Silverlight application

I have an issue using a Enterprise library integration pack in combination with prism. Basically, I'm trying to use download the configuration file using WebClient. However, the webclient callback ...
0
votes
0answers
1k views

System.Reflection.TargetInvocationException

In this link - OP is inquiring about error: System.Reflection.TargetInvocationException: An exception occurred during the operation, making the result invalid. Check InnerException for ...
0
votes
0answers
264 views

Silverlight WebClient issue when remote server is down

I am developing an application in Silverlight which communicates with a remote server over SSL, here is the code private void button1_Click(object sender, RoutedEventArgs e) { ...
-1
votes
0answers
18 views

SilverLight XML application, URI is empty

I've read a lot of forum topics about this but I did not find any answer on my question. I'm trying to read an XML File using webclient in the next way... WebClient xmlClient = new WebClient(); ...