实现目标
布局文件
<?xml version="1.0" encoding="utf-8"?> <RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android" xmlns:tools="http://schemas.android.com/tools" android:id="@+id/activity_main" android:layout_width="match_parent" android:layout_height="match_parent" android:paddingBottom="@dimen/activity_vertical_margin" android:background="@drawable/stitch_one" tools:context="cn.edu.bzu.orderedbroadcast.MainActivity"> <Button android:layout_width="wrap_content" android:layout_height="wrap_content" android:layout_centerHorizontal="true" android:onClick="send" android:layout_marginTop="50dp" android:text="发送求救广播" android:paddingLeft="5dp" android:paddingRight="5dp" android:background="#FFD202" android:textSize="20sp" /> </RelativeLayout>MainActivity
package cn.edu.bzu.orderedbroadcast; import android.content.Intent; import android.support.v7.app.AppCompatActivity; import android.os.Bundle; import android.view.View; public class MainActivity extends AppCompatActivity { @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_main); } public void send(View view){ Intent intent=new Intent(); //定义广播事件类型 intent.setAction("Intercept_Stitch"); //发送广播 sendOrderedBroadcast(intent,null); } }MyBroadcastReciveOne
package cn.edu.bzu.orderedbroadcast; import android.content.BroadcastReceiver; import android.content.Context; import android.content.Intent; import android.util.Log; public class MyBroadcastReceiverOne extends BroadcastReceiver { public MyBroadcastReceiverOne() { } @Override public void onReceive(Context context, Intent intent) { Log.i("MyBroadcastReceiverOne","自定义的广播接收者one，接受到了广播事件"); } }MyBroadcastReciveTwo
package cn.edu.bzu.orderedbroadcast; import android.content.BroadcastReceiver; import android.content.Context; import android.content.Intent; import android.util.Log; public class MyBroadcastReceiverTwo extends BroadcastReceiver { public MyBroadcastReceiverTwo() { } @Override public void onReceive(Context context, Intent intent) { Log.i("MyBroadcastReceiverTwo","自定义的广播接收者Two，接受到了广播事件"); abortBroadcast(); Log.i("MyBroadcastReceiverTwo","我是广播接收者Two我的拦截被终止了"); } }MyBroadcastReciveThree
package cn.edu.bzu.orderedbroadcast; import android.content.BroadcastReceiver; import android.content.Context; import android.content.Intent; import android.util.Log; public class MyBroadcastReceiverThree extends BroadcastReceiver { public MyBroadcastReceiverThree() { } @Override public void onReceive(Context context, Intent intent) { Log.i("MyBroadcastReceiverThree","自定义的广播接收者Three，接受到了广播事件"); } }AndroidManifest.xml
<?xml version="1.0" encoding="utf-8"?> <manifest xmlns:android="http://schemas.android.com/apk/res/android" package="cn.edu.bzu.orderedbroadcast"> <application android:allowBackup="true" android:icon="@mipmap/ic_launcher" android:label="@string/app_name" android:supportsRtl="true" android:theme="@style/AppTheme"> <activity android:name=".MainActivity"> <intent-filter> <action android:name="android.intent.action.MAIN" /> <category android:name="android.intent.category.LAUNCHER" /> </intent-filter> </activity> <receiver android:name=".MyBroadcastReceiverOne"> <intent-filter android:priority="1000"> <action android:name="Intercept_Stitch"/> </intent-filter> </receiver> <receiver android:name=".MyBroadcastReceiverTwo"> <intent-filter android:priority="200"> <action android:name="Intercept_Stitch"/> </intent-filter> </receiver> <receiver android:name=".MyBroadcastReceiverThree"> <intent-filter android:priority="600"> <action android:name="Intercept_Stitch"/> </intent-filter> </receiver> </application> </manifest>以上是简单案例。 详细解释在后继。。。
