Android implements a method of listening for phone call status _android

This article describes the Android implementation of the method of listening to phone call status. Share to everyone for your reference. Specifically as follows:

To add permissions in the manifest file Androidmanifest.xml:

Copy Code code as follows:

<uses-permission android:name= "Android.permission.READ_PHONE_STATE"/>

The Java code is as follows:

Access to telephone service
telephonymanager Telmanager = (telephonymanager) getsystemservice (context.telephony_service);
Monitor the status of the phone
telmanager.listen (Listener, phonestatelistener.listen_call_state);
Phonestatelistener listener = new Phonestatelistener () { 
 @Override public void oncallstatechanged (int state, String Incomingnumber) {
  switch (state) {
  case telephonymanager.call_state_idle://break without any status
  ;
  Case Telephonymanager.call_state_offhook: * * When the phone is connected to break
  ; 
  Case telephonymanager.call_state_ringing: * * When the phone came in break
  ;
  Default: Break
 ;
  }
 Super.oncallstatechanged (state, Incomingnumber);
 }
;

I hope this article will help you with your Android program.