Auto Answer And Auto silence like HTC Phones

HI I want one simple App with only some simple feature : 1- answer phone call just by moving the phone near to your ear. 2-silence ringing when shake mobile on 'Air' when you get a call. both of above are really simple and possible with proximity and accelerometer sensor. these to feature are exactly in this app (just tak a look at link below) [login to view URL] 3- (Optional) when you calling some one and waiting for answer, phone should vibrate when other side answer your call and your call goes connected just like all htc phone(Optional it is not necessary for my project but if you can do that it is better for me) ****Important**** - your android code should be in native java only. - don`t break copyright LAW. make your own code and please don't give me other`s People`s app code. - I want a full Description of your code. comments should say what every line of your code is doing. Thanks Best Regards