服务；

package com.pas.callmethod;import android.app.Service;
import android.content.BroadcastReceiver;
import android.content.Context;
import android.content.Intent;
import android.content.IntentFilter;
import android.os.IBinder;
import android.widget.Toast;public class MyService extends Service
{private MyReciver receiver;@Overridepublic void onCreate(){//采用代码方式注册广播接收者receiver=new MyReciver();IntentFilter filter=new IntentFilter();filter.addAction("com.pas.call");registerReceiver(receiver, filter);super.onCreate();}@Overridepublic void onDestroy(){unregisterReceiver(receiver);receiver=null;super.onDestroy();}@Overridepublic IBinder onBind(Intent arg0){return null;}private void method_inservice(){Toast.makeText(getApplicationContext(), "我的服务的方法……", Toast.LENGTH_SHORT).show();}private class MyReciver extends BroadcastReceiver{@Overridepublic void onReceive(Context arg0, Intent arg1){System.out.println("内部接收者");method_inservice();}}
}

MAINAC:

package com.pas.callmethod;import android.os.Bundle;
import android.app.Activity;
import android.content.Intent;
import android.view.Menu;
import android.view.View;public class MainActivity extends Activity
{@Overrideprotected void onCreate(Bundle savedInstanceState){super.onCreate(savedInstanceState);setContentView(R.layout.activity_main);Intent intent=new Intent(this,MyService.class);startService(intent);}@Overridepublic boolean onCreateOptionsMenu(Menu menu){// Inflate the menu; this adds items to the action bar if it is present.getMenuInflater().inflate(R.menu.main, menu);return true;}public void call(View v){//发送自定义广播Intent intent=new Intent();intent.setAction("com.pas.call");sendBroadcast(intent);}
}