[Ironruby-core] silverlight 3 question

Ivan Porto Carrero ivan at flanders.co.nz
Sat Jun 27 05:25:04 EDT 2009


k rookie mistake I guess. google.com obviously doesn't have a
crossdomainpolicy.xml file in placeUsing the
flickr url I wanted to get in the first place helps a lot.



---
Met vriendelijke groeten - Best regards - Salutations
Ivan Porto Carrero
Blog: http://flanders.co.nz
Twitter: http://twitter.com/casualjim
Author of IronRuby in Action (http://manning.com/carrero)



On Sat, Jun 27, 2009 at 10:32 AM, Ivan Porto Carrero <ivan at flanders.co.nz>wrote:

> I've tried to do the same in C#
>
>            var wc = new WebClient();
>            wc.DownloadStringCompleted += (s, e) => Message.Text = e.Result;
>            wc.DownloadStringAsync(new Uri("http://google.com"));
>
> Which actually gives me the same result but I do get to see the error once
> in a while. It's saying something about SecurityException.
> So I went on and tried fetching the page it with a webrequest
>
> var wr = WebRequest.Create("http://google.com");
>             wr.BeginGetResponse(ar =>
>                                     {
>                                          var req =
> (WebRequest)ar.AsyncState;
>                                         var resp = req.EndGetResponse(ar);
>                                         using(var sr = new
> StreamReader(resp.GetResponseStream()))
>                                         {
>                                             var result = sr.ReadToEnd();
>                                             Message.Text = result;
>                                         }
>                                     }, null);
>
>
> This last approach also fails because AsyncState is null.
> Have I lost my mind? Am I doing something wrong or is it Silverlight?
> ---
> Met vriendelijke groeten - Best regards - Salutations
> Ivan Porto Carrero
> Blog: http://flanders.co.nz
> Twitter: http://twitter.com/casualjim
> Author of IronRuby in Action (http://manning.com/carrero)
>
>
>
> On Sat, Jun 27, 2009 at 9:58 AM, Ivan Porto Carrero <ivan at flanders.co.nz>wrote:
>
>> Hi
>> I have a hard time understanding why the following won't work.  I started
>> with the following xaml:
>>
>> <UserControl x:Class="System.Windows.Controls.UserControl"
>>  xmlns="http://schemas.microsoft.com/client/2007"
>> xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml">
>>
>>   <Grid x:Name="layout_root" Background="White">
>>     <TextBlock x:Name="message" FontSize="10" />
>>   </Grid>
>>
>>  </UserControl>
>>
>> and in the initialize method of App I've got the following code
>>
>> @root = Application.current.load_root_visual(UserControl.new, "app.xaml")
>> request = Net::WebClient.new
>> request.download_string_completed do |sender, args|
>>       @root.find_name("message").text = "Completed"
>> end
>> request.download_string_async Uri.new("http://google.com")
>>
>>
>> This works but as you can see nothing interesting happens except for that
>> download_string_completed is called because the message textbloc shows
>> Completed
>>
>> @root = Application.current.load_root_visual(UserControl.new, "app.xaml")
>> request = Net::WebClient.new
>> request.download_string_completed do |sender, args|
>>       @root.find_name("message").text = *args.result*
>> end
>> request.download_string_async Uri.new("http://google.com")
>>
>> But as soon as I ask the args for the result nothing happens anymore. it
>> must be an exception somewhere but I have no idea as to where I can find the
>> exception or stacktrace because all it does is show me a blank page with all
>> layout removed and the IronRuby Console in the bottom is still there but it
>> is disabled too.
>>
>> So how do I get to that error?
>>
>> ---
>> Met vriendelijke groeten - Best regards - Salutations
>> Ivan Porto Carrero
>> Blog: http://flanders.co.nz
>> Twitter: http://twitter.com/casualjim
>> Author of IronRuby in Action (http://manning.com/carrero)
>>
>>
>
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