Monitoring of phone status in the service

 Public classAddressserviceextendsService { Public Static FinalString tag = "Addressservice"; PrivateTelephonymanager MTM; PrivateMyphonestatelistener Mphonestatelistener; Private FinalWindowmanager.layoutparams Mparams =NewWindowmanager.layoutparams (); PrivateView Mviewtoast; PrivateWindowManager MWM; PrivateString maddress; PrivateTextView Tv_toast; PrivateHandler Mhandler =NewHandler () { Public voidhandlemessage (android.os.Message msg) {tv_toast.settext (maddress);    };    }; Private int[] mdrawableids; @Override Public voidonCreate () {//When you start the service for the first time, you need to manage the display of the toast.//Phone Status monitoring (when the service is turned on, it needs to be monitored, when the phone status is not required to listen)//1, Phone Manager ObjectMTM =(Telephonymanager) Getsystemservice (Context.telephony_service); //2, monitor phone statusMphonestatelistener =NewMyphonestatelistener ();        Mtm.listen (Mphonestatelistener, phonestatelistener.listen_call_state); //Get Form ObjectMWM =(WindowManager) Getsystemservice (Window_service); Super. OnCreate (); }        classMyphonestatelistenerextendsphonestatelistener{//3, Manual override, the method that triggers when the phone status changes@Override Public voidOncallstatechanged (intState , String Incomingnumber) {            Switch(state) { CaseTelephonymanager.call_state_idle://idle State, no activity (removal of toast)LOG.I (Tag, "Hang up the phone, it's free ...... ..."...)); //when you hang up the phone, the form needs to remove the toast.                if(mwm!=NULL&& mviewtoast!=NULL) {Mwm.removeview (mviewtoast); }                 Break;  CaseTelephonymanager.call_state_offhook://off-hook status, at least one phone activity. The event either calls (dialing) or calls                 Break;  Casetelephonymanager.call_state_ringing://Bell (show toast)LOG.I (Tag, "ring up ... ...".........));                Showtoast (Incomingnumber);  Break; }            Super. oncallstatechanged (State, Incomingnumber); }} @Override Publicibinder onbind (Intent arg0) {return NULL; }         Public voidshowtoast (String incomingnumber) {FinalWindowmanager.layoutparams params =Mparams; Params.height=WindowManager.LayoutParams.WRAP_CONTENT; Params.width=WindowManager.LayoutParams.WRAP_CONTENT; Params.flags=WindowManager.LayoutParams.FLAG_NOT_FOCUSABLE//                | WindowManager.LayoutParams.FLAG_NOT_TOUCHABLE can be touched by default|WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON; Params.format=pixelformat.translucent; //Show toast at the time of the bell, consistent with the phone typeParams.type =WindowManager.LayoutParams.TYPE_PHONE; Params.settitle ("Toast"); //Specify the location of the toast (Specify the toast in the upper left corner)Params.gravity = gravity.left+Gravity.top; //Toast Display effect (toast Layout file), Xml-->view (toast), hang the toast on the WindowManager formMviewtoast = View.inflate ( This, R.layout.toast_view,NULL); Tv_toast=(TextView) Mviewtoast.findviewbyid (r.id.tv_toast); //gets the index of the color value text from the SP, matches the picture, and serves as the displayMdrawableids =New int[]{r.drawable.call_locate_white, R.drawable.call_locate_orange, r.drawab        Le.call_locate_blue, R.drawable.call_locate_gray, r.drawable.call_locate_green}; intToaststyleindex = Sputil.getint (Getapplicationcontext (), Constantvalue.toast_style, 0);                Tv_toast.setbackgroundresource (Mdrawableids[toaststyleindex]); //hanging on a form in a view (permission)Mwm.addview (mviewtoast, params); //after obtaining the call number, we need to make a call number queryquery (Incomingnumber); }        Private voidQueryFinalString Incomingnumber) {        NewThread () { Public voidrun () {maddress=addressdao.getaddress (Incomingnumber); Mhandler.sendemptymessage (0);        };    }.start (); } @Override Public voidOnDestroy () {//Cancel monitoring of the phone status (the object that listens for calls when the service is turned on)        if(mtm!=NULL&& mphonestatelistener!=NULL) {Mtm.listen (Mphonestatelistener, Phonestatelistener.listen_none); }        Super. OnDestroy (); }}

Monitoring of phone status in the service