21.安卓.创建安卓服务

package cn.itcast.mobilesafe.service;

import java.util.GregorianCalendar;

import cn.itcast.mobilesafe.R;
import cn.itcast.mobilesafe.engine.NumberAddressService;
import android.app.Service;
import android.content.Intent;
import android.content.SharedPreferences;
import android.graphics.PixelFormat;
import android.os.IBinder;
import android.telephony.PhoneStateListener;
import android.telephony.TelephonyManager;
import android.util.Log;
import android.view.Gravity;
import android.view.View;
import android.view.WindowManager;
import android.view.WindowManager.LayoutParams;
import android.widget.LinearLayout;
import android.widget.TextView;
import android.widget.Toast;

public class AddressService extends Service {//继承这个类
public static final String TAG = "AddressService";
private TelephonyManager manager;
private MyPhoneListener listener;
private WindowManager windowmanager ;
private SharedPreferences sp;
private View view;
@Override
public IBinder onBind(Intent intent) {
// TODO Auto-generated method stub
return null;
}

@Override
public void onCreate() {
super.onCreate();
listener = new MyPhoneListener();
sp = getSharedPreferences("config", MODE_PRIVATE);
windowmanager = (WindowManager) this.getSystemService(WINDOW_SERVICE);
// 注册系统电话管理服务的监听器
manager = (TelephonyManager) getSystemService(TELEPHONY_SERVICE);
manager.listen(listener, PhoneStateListener.LISTEN_CALL_STATE);
}

private class MyPhoneListener extends PhoneStateListener{

// 电话状态发生改变的时候 调用的方法
@Override
public void onCallStateChanged(int state, String incomingNumber) {
super.onCallStateChanged(state, incomingNumber);
switch (state) {
case TelephonyManager.CALL_STATE_IDLE: // 处于静止状态: 没有呼叫
if(view!=null){
windowmanager.removeView(view);
view = null;
}
// 再获取一次系统的时间
break;

case TelephonyManager.CALL_STATE_RINGING: // 零响状态
Log.i(TAG,"来电号码为"+ incomingNumber);
String address = NumberAddressService.getAddress(incomingNumber);
Log.i(TAG,"归属地为"+ address);
//Toast.makeText(getApplicationContext(), "归属地为"+ address, 1).show();
showLoaction(address);
// 获取一下当前系统的时间

break;
case TelephonyManager.CALL_STATE_OFFHOOK: //接通电话状态
if(view!=null){
windowmanager.removeView(view);
view = null;
}
break;
}

}

}

@Override
public void onDestroy() {
super.onDestroy();
manager.listen(listener, PhoneStateListener.LISTEN_NONE);
listener = null;
}

/**
* 在窗体上显示出来位置信息
* @param address
*/
public void showLoaction(String address) {
WindowManager.LayoutParams params = new LayoutParams();
params.height = WindowManager.LayoutParams.WRAP_CONTENT;
params.width = WindowManager.LayoutParams.WRAP_CONTENT;
params.flags = WindowManager.LayoutParams.FLAG_NOT_FOCUSABLE
| WindowManager.LayoutParams.FLAG_NOT_TOUCHABLE
| WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON;
params.format = PixelFormat.TRANSLUCENT;
params.type = WindowManager.LayoutParams.TYPE_TOAST;
params.setTitle("Toast");
params.gravity = Gravity.LEFT | Gravity.TOP;

params.x = sp.getInt("lastx", 0);
params.y = sp.getInt("lasty", 0);


view = View.inflate(getApplicationContext(), cn.itcast.mobilesafe.R.layout.show_location, null);
LinearLayout ll = (LinearLayout) view.findViewById(R.id.ll_location);



int backgroundid = sp.getInt("background", 0);
if(backgroundid==0){
ll.setBackgroundResource(R.drawable.call_locate_gray);
}else if(backgroundid==1){
ll.setBackgroundResource(R.drawable.call_locate_orange);
}else {
ll.setBackgroundResource(R.drawable.call_locate_green);
}

TextView tv = (TextView) view.findViewById(R.id.tv_location);
tv.setTextSize(24);
tv.setText(address);
windowmanager.addView(view , params);
}

}

 

 

在AndroidManifest.xml 里面注册服务

<service android:name=".service.AddressService">

</service>