Build a simple Android application

Hi All, I need a Android application to be written using C# (Xamarin Mono for Android): [login to view URL] I know about other ways, like - Native (Java and Cocoa), - Javascript (Appcelerator, PhoneGap) - Flash (Adobe AIR) But I want this made with Xamarin SDKs for Android. This application will play videos from [login to view URL] This App should 1. run on any Android device. 2. Occupy full screen for any video with best quality. 3. Play video based on data connection(Wifi or Mobile data). 4. Play video in landscape. Need 2 Activities, 1. Text view which accept video url. 2. Play video from the URL.