Mobile phone anti-theft acquisition of mobile phone longitude and latitude

There are three methods for obtaining the mobile phone longitude and latitude: GPS, network, and base station. We can obtain the best Positioning Method Based on the positioning conditions. Then, the obtained longitude and latitude information is sent to the specified mobile phone number.

/** Only one instance can exist in a single State. * Get the GPS information of the mobile phone */public class gpsinfoservice {private context; private locationmanager; sharedpreferences sp; // Private gpsinfoservice (context) {This. context = context; Manager = (locationmanager) context. getsystemservice (context. location_service); SP = context. getsharedpreferences ("Config", context. mode_private);} Private Static gpsinfoservice mgpsservice; Public synchronized static gpsinfoservice getinstance (context) {If (mgpsservice = NULL) mgpsservice = new gpsinfoservice (context); Return mgpsservice ;} /** the positioning methods supported by your mobile phone can be obtained. * There are multiple positioning methods, such as GPS network, base station, and passive. * Based on the positioning conditions, obtain the best Positioning Method */Public void registerlocationupdates () {Criteria = new criteria (); // sets the positioning precision to criteria. setaccuracy (criteria. accuracy_coarse); // obtain the approximate location criteria. setaltituderequired (false); // The elevation information criteria. setcostallowed (true); // charges are allowed for criteria. setpowerrequirement (criteria. power_low); // Low Power // gets the provider string provider = manager for the location that best matches the query conditions. getbestprovider (criteria, true); // when the position changes, the linster listener is called to obtain the longitude and latitude manager. requestlocationupdates (provider, 60000, 0, getlinster ();} public void canclelocationupdates () {manager. removeupdates (getlinster ();} Private Static mygpslinster mygpslinser; private mygpslinster getlinster () {If (response = NULL) mygpslinser = new mygpslinster (); Return mygpslinser ;} private class mygpslinster implements locationlistener {// callback method when the user's location changes public void onlocationchanged (location) {// obtain the user's latitude double latitude = location. getlatitude (); // obtain the user's longitude double longpolling = location. getlongationstr = "Jing Du" + longpolling + "weidu:" + latitude; Editor editor = sp. edit (); Editor. putstring ("lastlocation", locationstr); Editor. commit ();} // status change public void onstatuschanged (string provider, int status, bundle extras) {// todo auto-generated method stub} // GPS, open public void onproviderenabled (string provider) {// todo auto-generated method stub} // close public void onproviderdisabled (string provider) {// todo auto-generated method stub}/*** get the last location of the phone * @ return */Public String getlastposition () {return sp. getstring ("lastlocation ","");}}

Obtain the latitude and longitude of the text message and send the obtained latitude and longitude to the specified number:

// Obtain the longitude and latitude of the current mobile phone. gpsinfoservice. getinstance (context ). registerlocationupdates (); // sends the longitude and latitude information to the security number, obtains the text message sender, and sends the text message to the specified smsmanager = smsmanager. getdefault (); smsmanager. sendtextmessage ("15287978798", null, gpsinfoservice. getinstance (context ). getlastposition (), null, null );

 

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