How to change Window phone 7 Profile by code or API

Is there an API for WP7 which can let us access its system Profile i.e Silent, Meeting, Loud etc . i am creating an app which will access the phone profile and change it according to the environment of the user.开发者_开发技巧

I just want to know the API which can help me do this work or does WP7 supports this function

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In the current release of the SDK, there is no way you can access these capabilities. As with other system functions, I am sure there is a native hook, but it is not exposed in the current release. Chances are it will be available in Mango (the SDK will be released later this year).