Design and Implementation of Mobile Phone Directory for Android System

Mobile phone directory based on the Android system was designed,which used the Eclipse+Android+sdk integrated development environment and the Java programming language.Through the usage of the Android system resources,a variety of services and the corresponding methods were accessed,such as LocationManager,SmsManager and so on;the XML configuration file was used to generate static UI user interface and registration system application authority.In addition,the GPS module was added in the design,and the GPS device which was used for the function of sending emergency SMS monitored the user location information.After testing,the module could locate the user outdoor,and monitor the state of emergency SMS sending and receiving.