CPSC 372 John D. McGregor Module 2 Session 5 Android App

Help!! Me Imagine yourself confronted by a group of masked men with guns. They have stopped your car and ordered you to get out. They lock you in the trunk. They may have tied your hands. They may have blindfolded you. You need a means of summoning help. If they have left you your cellphone…

The user could… Dial 911 and talk to the operator Use voice dial to dial “911” Press any key 4 times in succession and then once more after a pause

The app could … Manage the call as normal Require that a call to 911 be terminated by a code of 4 letters Produce a maximum volume, high-pitched sound Use voice synthesizer to speak “Help” at maximum volume Turn on flashlight mode

Accelerometer Bluetooth Screen GPS Keypad

Android tutorial firstapp/building-ui.html