guangbo.zip_安卓广播

package com.android.guangbo; import android.app.Activity; import android.content.BroadcastReceiver; import android.content.Context; import android.content.Intent; import android.content.IntentFilter; import android.os.Bundle; import android.util.Log; import android.view.View; import android.view.View.OnClickListener; import android.widget.Button; import android.widget.TextView; public class GuangboActivity extends Activity { /** Called when the activity is first created. */ public TextView text; private static final String TAG = "sell"; private BroadcastReceiver receiver = new BroadcastReceiver(){ public void onReceive(final Context context, final Intent intent) { // Do your action here 用于接收满足条件的 Broadcast Log.v("fuwuService", "zhunbeizhuce"); String action = intent.getAction(); Log.d(TAG, "1111111111"); if(action.equals(intent.ACTION_SCREEN_ON)) { Log.d(TAG, "2222222222"); Log.v("fuwuService", "quxiaozhuce"); text.setText("on"); //Intent ceshiintent = new Intent(context,ceshi.class); Intent ceshiintent = new Intent(); ceshiintent.setClass(context, ceshi.class); // context.startActivity(ceshiintent); startActivity(ceshiintent); } else if(action.equals(intent.ACTION_SCREEN_OFF)) { Log.d(TAG, "33333333"); Log.v("fuwuService", "zhixingshijian"); text.setText("of"); } } }; @Override public void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.main); final Button Button1 = (Button) findViewById(R.id.button1); final Button Button2 = (Button) findViewById(R.id.button2); text = (TextView) findViewById(R.id.txt); Button1.setOnClickListener(new OnClickListener() { // 实现行为功能 public void onClick(View v) { final IntentFilter filter = new IntentFilter(); filter.addAction(Intent.ACTION_SCREEN_OFF); filter.addAction(Intent.ACTION_SCREEN_ON); Log.d(TAG, "44444444"); registerReceiver(receiver, filter); Log.d(TAG, "5555555"); } }); Button2.setOnClickListener(new OnClickListener() { // 实现行为功能 public void onClick(View v) { Log.d(TAG, "66666666"); unregisterReceiver(receiver); Log.d(TAG, "77777777"); } }); } }