Pass DataContext to the Converter Parameter in Silverlight 5 - mvvm-light

I am new to silverlight as well as in MVVM. I am using Silverlight 5 with MVVM Light toolkit.
The Binding of my usercontrol is applied from a View and want to send this Binding as a ConverterParameter to Converter.
Thanks in advance for your help.

I think you can't do it because of ConverterParameter is not DependencyProperty.
My advice is pass something another as value of parameter.

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Does anyone have code or know how to create an asp.net combobox with LoadOnDemand functionality?
You can always use ASP.NET AJAX Web services to stream the data, then populate the drop down with the items by adding items to the select element.
Check out this resource: http://www.asp.net/ajax/tutorials/understanding-asp-net-ajax-web-services
HTH.
I think this link would look good for you...
http://forums.asp.net/t/1503727.aspx
or alternatively, you may have a look at the ASP.Net AutoCompleteExtender for such a functionality. Sample here...
http://www.asp.net/AJAX/AjaxControlToolkit/Samples/AutoComplete/AutoComplete.aspx

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Fill? Probably.
Use effectively? Probably not.
WebForm controls are built around the page lifecycle and viewstate. MVC has neither of those.
You could accomplish something similar by using a Partial View for your menu and create a ViewModel to populate it - just populate the ViewModel with your data from the DB. But otherwise Jfar is correct.
I'll get some links if I can - currently on my phone. Hope this helps some.

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I was wondering if there is a tool / framework or something similar that would allow me to populate a class' properties with the items from the FORM posted values?
Rather than doing
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I currently use automapper for tranforming from some objects to another..
Maybe its possible to do this?
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EDIT
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In MVC this is built in. Put in a class in your Controllers Action parameters and it will be implicit.
Guess you might be using .NET forms though?

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The best way is to create a ViewModel classes and declare View as strongly typed.
I could continue but unfortunately don't know what exactly do you need.
Do you mean ASP.NET Controls or ASP.NET MVC Controls?
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If the control is an ASP.NET MVC Control, that's a different story, and it will work ok.
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its in the mvc futures you can dowload on codeplex. but i believe it has bugs.
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