android监控来电显示

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android监控来电显示

当电话来电的时候，我们要监控着电话号码的来电，哪我们是通过代码控制，下面我们看看利用吐丝显示来电显示

 

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代码

package com.smart;

import android.app.Activity;

import android.content.Context;

import android.os.Bundle;

import android.telephony.PhoneStateListener;

import android.telephony.TelephonyManager;

import android.widget.Toast;

public class Main extends Activity {

    public class MyPhoneCallListener extends PhoneStateListener{

        @Override

        public void onCallStateChanged(int state, String incomingNumber) {

            switch (state) {

            case TelephonyManager.CALL_STATE_OFFHOOK:

                Toast.makeText(Main.this, "正在通话中....", Toast.LENGTH_SHORT).show();

                break;

            case TelephonyManager.CALL_STATE_RINGING:

                Toast.makeText(Main.this, incomingNumber, Toast.LENGTH_SHORT).show();

                break;

            }

            super.onCallStateChanged(state, incomingNumber);

        }

    }

    @Override

    public void onCreate(Bundle savedInstanceState) {

        super.onCreate(savedInstanceState);

        setContentView(R.layout.main);

        TelephonyManager tm=(TelephonyManager)getSystemService(Context.TELEPHONY_SERVICE);

        MyPhoneCallListener myPhoneCallListener=new MyPhoneCallListener();

        tm.listen(myPhoneCallListener, PhoneStateListener.LISTEN_CALL_STATE);

    }

}

<?xml version="1.0" encoding="utf-8"?>

<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"

    android:orientation="vertical"

    android:layout_width="fill_parent"

    android:layout_height="fill_parent"

    >

<TextView 

    android:id="@+id/phonestate"

    android:layout_width="fill_parent"

    android:layout_height="wrap_content"

    />

</LinearLayout>