Windows Phone 8 capabilities research

I need a research of what from following things are possible to do on Windows Phone 8 Display airplane mode screen Display wireless settings screen Check if connected to WIFI access point Check if WIFI is a free public WIFI Disconect from SSID (Service Set Identification) Disable WIFI Display WIFI screen Display a browser Check if phone is GSM Check if Sim is present Check Signal type Check Roaming flag Check Roaming data flag Turn Roaming on/off Check for data connection You should provide a short research result for each entry (code examples will be a plus)