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Load on Demand in telerik combobox

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ComboBox
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swati
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swati asked on 12 May 2011, 03:56 PM
Hi All,
i am not able to find a find a load on demand combobox in wpf that populates itself depending on what is typed in the combobox.
Can anyone help me out...

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Konstantina
Telerik team
answered on 17 May 2011, 09:51 AM
Hello swati,

Unfortunately RadComboBox does not support load on demand out of the box. You can find attached a simple example how to create load on demand using the google suggest web service. You will have to implement the IAutocompleteProvider interface the same way if you want to use other service or direct database access. 

Still due to some limitations of RadComboBox (it does not have CurrentText property that contains the typed, but not autocompleted text) you cannot use both autocomplete and load on demand at the same time.

Please, let me know if you need additional help with this.

Greetings,
Konstantina
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Chris
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Iron
answered on 14 Jan 2015, 04:38 PM
Awesome post, been looking for something like this.  However, in the attached code, the class BindingExpressionHelper doesn't exist.  Can you give us this code?

Thanks!
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Kalin
Telerik team
answered on 16 Jan 2015, 03:14 PM
Hi Chris,

I was able to successfully build and run the project. However what I can suggest you is to check our AutoCompleteBox control which supports that behavior out of the box without any custom implementations. Please also check the online demos (the ones for WPF are identical) and demos in our XAML SDK repository.

Hope this helps.

Regards,
Kalin
Telerik
 

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swati
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Konstantina
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Chris
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Iron
Kalin
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