Android 發送本地廣播 以及建立廣播接收器

標籤：out   protected   void   tin   list   broadcast   extends   ext   執行個體化   

1、建立本地廣播接收器

18 public class MainActivity extends AppCompatActivity{19     private Button mBtn;21     private BindService.MyBinder mMyBinder;22     private MyReceiver mMyReceiver;                       //建立廣播接收器類變數23     private LocalBroadcastManager mLocalBroadcastManager; //建立本地廣播管理器類變數24 25     @Override26     protected void onCreate(Bundle savedInstanceState) {27         super.onCreate(savedInstanceState);28         setContentView(R.layout.activity_main);44         mMyReceiver = new MyReceiver();                                                     //執行個體化廣播接收器 MyReceiver()45         IntentFilter filter = new IntentFilter("com.package.yanglei.action.test");          //動態配置廣播接收器action46         mLocalBroadcastManager = LocalBroadcastManager.getInstance(this);                   //廣播變數管理器獲得本地廣播管理器47         mLocalBroadcastManager.registerReceiver(mMyReceiver, filter);                       //註冊本地廣播48 49 50         mBtn = findViewById(R.id.mOnclick);51         mBtn.setOnClickListener(new View.OnClickListener() {52             @Override53             public void onClick(View view) {54 55                 Intent intent = new Intent("com.package.yanglei.action.test");      //建立發送廣播的Action56                 intent.putExtra(Intent.EXTRA_TEXT, "hi lllllllllll");                //發送攜帶的資料57                 mLocalBroadcastManager.sendBroadcast(intent);                               //發送本地廣播62             }63         });65 66     }67 68 　　//廣播接收器69     private class MyReceiver extends BroadcastReceiver {70         @Override71         public void onReceive(Context context, Intent intent) {72             Log.i("hhhhhhh0", intent.getStringExtra(Intent.EXTRA_TEXT));　　//擷取文本73         }74     }}

 

Android 發送本地廣播 以及建立廣播接收器