监听android电话呼叫状态

 android-监听电话呼叫状态

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01	在清单文件AndroidManifest.xml中添加权限：

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

03

04	/* 取得电话服务 */

05	TelephonyManager telManager = (TelephonyManager) getSystemService(Context.TELEPHONY_SERVICE);

06

//监听电话的状态

07	telManager.listen(listener, PhoneStateListener.LISTEN_CALL_STATE);

08

09	PhoneStateListener listener = new PhoneStateListener(){

10	@Override public void onCallStateChanged(int state, String incomingNumber) {

11	switch (state){

12	case TelephonyManager.CALL_STATE_IDLE: /* 无任何状态时 */

13

break;

14	case TelephonyManager.CALL_STATE_OFFHOOK: /* 接起电话时 */

15

break;

16	case TelephonyManager.CALL_STATE_RINGING: /* 电话进来时 */

17

break;

18

default:

19

break;

20

}

21	super.onCallStateChanged(state, incomingNumber);

22

}

23

};