Android电话响铃、接听、挂断状态

public class PhoneActivity extends BroadcastReceiver {

private TelephonyManager tm;

@Override
public void onReceive(Context context, Intent intent) {
//判断是否为手机行为状态
if("android.intent.action.PHONE_STATE".equals(intent.getAction())){
//获取电脑管理者
tm = (TelephonyManager) context.getSystemService(Context.TELEPHONY_SERVICE);
int state=tm.getCallState();
//获取电话号码
String phone=intent.getStringExtra("incoming_number");
switch (state){
case TelephonyManager.CALL_STATE_RINGING:
Log.i("test",phone+"来电");
break;
case TelephonyManager.CALL_STATE_OFFHOOK:
Log.i("test",phone+"正在通话中");
break;
case TelephonyManager.CALL_STATE_IDLE:
Log.i("test",phone+"通话结束了");
break;
}
}
}
}

配置

<?xml version="1.0" encoding="utf-8"?>
<manifest xmlns:android="http://schemas.android.com/apk/res/android"
package="com.zking.y2_android21_phone">
<!--读取电话状态的权限-->
<uses-permission android:name="android.permission.READ_PHONE_STATE"></uses-permission>

<application android:allowBackup="true" android:icon="@mipmap/ic_launcher"
android:label="@string/app_name" android:roundIcon="@mipmap/ic_launcher_round"
android:supportsRtl="true" android:theme="@style/AppTheme">
<activity android:name=".MainActivity">
<intent-filter>
<action android:name="android.intent.action.MAIN" />

<category android:name="android.intent.category.LAUNCHER" />
</intent-filter>
</activity>

<receiver android:name=".PhoneActivity">
<intent-filter>
<action android:name="android.intent.action.PHONE_STATE"></action>
</intent-filter>
</receiver>
</application>
</manifest>