Android系统广播和接收、自定义广播、无序广播


/**
 * 1.创建接收者。接收系统的广播
 * 自定义类，继承 BroadcastReceiver
 */
public class MyReceiver extends BroadcastReceiver {

	/**
	 * 当接收到广播，处理
	 */
	@Override
	public void onReceive(Context context, Intent intent) {
		
		// 打电话
		// 如果截获的意图是 项目/AndroidManifest.xml/<receiver>/<intent-filter>/<action android:name="系统事件"/>
		if (intent.getAction().equals("android.intent.action.NEW_OUTGOING_CALL")){
			// 截获数据
			String number = getResultData();
			// 修改数据
			// setResultData("17951"+number);	// 测试短信拦截有影响
			System.out.println("截获的数据：" + number);
		}
		
		// 内存卡拔出
		else if(intent.getAction().equals("android.intent.action.MEDIA_REMOVED") || intent.getAction().equals("android.intent.action.MEDIA_UNMOUNTED")){
			Toast.makeText(context, "内存卡被移除了", 1).show();
		}
		
		// 收到短信
		// 注意：4.4版开始，已经不能实现了：能接收拦截到，但是不能终止广播
		else if(intent.getAction().equals("android.provider.Telephony.SMS_RECEIVED")){
			System.out.println("拦截短信");
			Object[] objs = (Object[]) intent.getExtras().get("pdus");
			for (Object obj : objs) {
				// 得到短信对象
				SmsMessage smsMessage = SmsMessage.createFromPdu((byte[]) obj);
				String body = smsMessage.getMessageBody();			// 信息内容
				String sender = smsMessage.getOriginatingAddress();	// 发件人
				System.out.println(body + " - " + sender);
				// 终止掉当前的广播。级别：<intent-filter android:priority="1000" >
				
				//if ("15555215556".equals(sender)) {	// 如果来收到信息发送者是5556。不判断将拦截全部短信
					// 终止广播事件，系统的信息app就接收不到了
					abortBroadcast();
				//}
			}
		}
	}
}

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/**

* 1.创建接收者。接收系统的广播

* 自定义类，继承 BroadcastReceiver

*/

public class MyReceiver extends BroadcastReceiver {

/**

* 当接收到广播，处理

*/

@Override

public void onReceive(Context context, Intent intent) {

// 打电话

// 如果截获的意图是项目/AndroidManifest.xml/<receiver>/<intent-filter>/<action android:name="系统事件"/>

if (intent.getAction().equals("android.intent.action.NEW_OUTGOING_CALL")){

// 截获数据

String number = getResultData();

// 修改数据

// setResultData("17951"+number); // 测试短信拦截有影响

System.out.println("截获的数据：" + number);

}

// 内存卡拔出

else if(intent.getAction().equals("android.intent.action.MEDIA_REMOVED") || intent.getAction().equals("android.intent.action.MEDIA_UNMOUNTED")){

Toast.makeText(context, "内存卡被移除了", 1).show();

}

// 收到短信

// 注意：4.4版开始，已经不能实现了：能接收拦截到，但是不能终止广播

else if(intent.getAction().equals("android.provider.Telephony.SMS_RECEIVED")){

System.out.println("拦截短信");

Object[] objs = (Object[]) intent.getExtras().get("pdus");

for (Object obj : objs) {

// 得到短信对象

SmsMessage smsMessage = SmsMessage.createFromPdu((byte[]) obj);

String body = smsMessage.getMessageBody(); // 信息内容

String sender = smsMessage.getOriginatingAddress(); // 发件人

System.out.println(body + " - " + sender);

// 终止掉当前的广播。级别：<intent-filter android:priority="1000" >

//if ("15555215556".equals(sender)) { // 如果来收到信息发送者是5556。不判断将拦截全部短信

// 终止广播事件，系统的信息app就接收不到了

abortBroadcast();

//}

}


<?xml version="1.0" encoding="utf-8"?>
<manifest xmlns:android="http://schemas.android.com/apk/res/android"
    package="com.cujweiyou.broadcast"
    android:versionCode="1"
    android:versionName="1.0" >

    <!-- 2.添加权限 -->
    <!-- 拨打电话 -->
    <uses-permission android:name="android.permission.PROCESS_OUTGOING_CALLS" />
    <!-- 卸载文件系统。卸载tf内存卡 -->
    <uses-permission android:name="android.permission.MOUNT_UNMOUNT_FILESYSTEMS" />
    <!-- 接收短信。4.2版就开始不再提示，4.4版即阉割了 -->
    <uses-permission android:name="android.permission.RECEIVE_SMS" />

    <uses-sdk android:minSdkVersion="8" android:targetSdkVersion="20" />

    <application android:allowBackup="true" android:icon="@drawable/ic_launcher" android:label="@string/app_name" android:theme="@style/AppTheme" >
        <activity android:name=".MainActivity" android:label="@string/app_name" >
            <intent-filter>
                <action android:name="android.intent.action.MAIN" />
                <category android:name="android.intent.category.LAUNCHER" />
            </intent-filter>
        </activity>

        <!-- 3.注册接收器，接收系统的广播 -->
        <!-- 接收器类 -->
        <receiver android:name="com.cujweiyou.broadcast.MyReceiver" >

            <!-- 过滤不同的广播 -->
            <intent-filter>
                <!-- 媒体卸载事件 -->
                <action android:name="android.intent.action.MEDIA_UNMOUNTED" />
                <!-- 媒体移除事件 -->
                <action android:name="android.intent.action.MEDIA_REMOVED" />
                <!-- 须有的固定写法 -->
                <data android:scheme="file" >
                </data>
            </intent-filter>
            
            <intent-filter>
                <!-- 拨出电话事件 -->
                <action android:name="android.intent.action.NEW_OUTGOING_CALL" />
            </intent-filter>
            
            <!-- priority=接收级别。-1000~1000，默认0，正1000最高-在系统信息app之前拦截到 -->
            <intent-filter android:priority="1000" >
                <!-- 系统收到短信事件 -->
                <action android:name="android.provider.Telephony.SMS_RECEIVED" />
            </intent-filter>
        </receiver>
    </application>
</manifest>

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<?xml version="1.0" encoding="utf-8"?>

<manifest xmlns:android="http://schemas.android.com/apk/res/android"

package="com.cujweiyou.broadcast"

android:versionCode="1"

android:versionName="1.0" >

<uses-permission android:name="android.permission.PROCESS_OUTGOING_CALLS" />

<uses-permission android:name="android.permission.MOUNT_UNMOUNT_FILESYSTEMS" />

<uses-permission android:name="android.permission.RECEIVE_SMS" />

<uses-sdk android:minSdkVersion="8" android:targetSdkVersion="20" />

<intent-filter>

</intent-filter>

</activity>

<intent-filter>

</data>

</intent-filter>

<intent-filter>

</intent-filter>

<intent-filter android:priority="1000" >

</intent-filter>

</receiver>

</application>

</manifest>


// 直接在主界面启动时发出一个广播
public class MainActivity extends ActionBarActivity {

	@Override
	protected void onCreate(Bundle savedInstanceState) {
		super.onCreate(savedInstanceState);
		setContentView(R.layout.activity_main);
		
		// 1.创建意图
		Intent i = new Intent();
		// 广播频道
		i.setAction("com.cuiweiyou.vigilesbroadcast.XINWENLIANBO");  // 新闻联播
		// 附加信息
		i.putExtra("msg", "全国银民很幸福");
		// 2.启动广播
		sendBroadcast(i);    // 无序广播

                //8888888888888888888888888888888888888888888888888888888888888
 
		i = new Intent();
		// 类似中央向五保户下发津贴，层层那啥啊
		i.setAction("com.cuiweiyou.vigilesbroadcast.TheGreatSupportFromTheLeader");
		// 有序广播（意图-慰问五保户，接收者权限-收入最低入围者，必须接收到者-领导特意关照的，回执-感谢信、回礼，标识码，
		// 初始数据-初始下发资金，额外数据-附加柴米油盐）
		sendOrderedBroadcast(i, null, null, null, 0, "下发100000元", null);
		//sendOrderedBroadcast(i, null, new 领导亲戚, null, 0, "下发100000元", null);
		
		/**
		 * 广播可以在不同的应用之间传递；
		 * 也可以在同一应用的不同Activity之间传递；
		 * 还可以在应用与服务之间传递
		 */
	}
}

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// 直接在主界面启动时发出一个广播

public class MainActivity extends ActionBarActivity {

@Override

protected void onCreate(Bundle savedInstanceState) {

super.onCreate(savedInstanceState);

setContentView(R.layout.activity_main);

// 1.创建意图

Intent i = new Intent();

// 广播频道

i.setAction("com.cuiweiyou.vigilesbroadcast.XINWENLIANBO"); // 新闻联播

// 附加信息

i.putExtra("msg", "全国银民很幸福");

// 2.启动广播

sendBroadcast(i); // 无序广播

//8888888888888888888888888888888888888888888888888888888888888

i = new Intent();

// 类似中央向五保户下发津贴，层层那啥啊

i.setAction("com.cuiweiyou.vigilesbroadcast.TheGreatSupportFromTheLeader");

// 有序广播（意图-慰问五保户，接收者权限-收入最低入围者，必须接收到者-领导特意关照的，回执-感谢信、回礼，标识码，

// 初始数据-初始下发资金，额外数据-附加柴米油盐）

sendOrderedBroadcast(i, null, null, null, 0, "下发100000元", null);

//sendOrderedBroadcast(i, null, new 领导亲戚, null, 0, "下发100000元", null);

/**

* 广播可以在不同的应用之间传递；

* 也可以在同一应用的不同Activity之间传递；

* 还可以在应用与服务之间传递

*/

}


// 欣慰联播观众，继承自BroadcastReceiver的自定义类
public class VigilesBroadcastReceiver extends BroadcastReceiver {
	@Override
	public void onReceive(Context context, Intent intent) {
		String extra = intent.getStringExtra("msg");  // 获取广播的附件信息
		Toast.makeText(context, "收到XINWENLIANBO这个广播了:" + extra, 1).show();
	}
}

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// 欣慰联播观众，继承自BroadcastReceiver的自定义类

public class VigilesBroadcastReceiver extends BroadcastReceiver {

@Override

public void onReceive(Context context, Intent intent) {

String extra = intent.getStringExtra("msg"); // 获取广播的附件信息

Toast.makeText(context, "收到XINWENLIANBO这个广播了:" + extra, 1).show();

}


/** 省领导 **/
public class VigilesOrderedBroadcast1 extends BroadcastReceiver {
	public void onReceive(Context context, Intent intent) {
		String data = getResultData();
		System.out.println("省收到：" + data);
		
		// 直接终止下发。除非
		// sendOrderedBroadcast(i, null, 指定领导特别关照的, null, 0, "下发100000元", null);
		//abortBroadcast();
		
		data = "下发50000元";
		System.out.println("省继续：" + data);
		setResultData(data);
	}
}

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/** 省领导 **/

public class VigilesOrderedBroadcast1 extends BroadcastReceiver {

public void onReceive(Context context, Intent intent) {

String data = getResultData();

System.out.println("省收到：" + data);

// 直接终止下发。除非

// sendOrderedBroadcast(i, null, 指定领导特别关照的, null, 0, "下发100000元", null);

//abortBroadcast();

data = "下发50000元";

System.out.println("省继续：" + data);

setResultData(data);

}


/** 县领导 **/
public class VigilesOrderedBroadcast2 extends BroadcastReceiver {
	public void onReceive(Context context, Intent intent) {
		String data = getResultData();
		System.out.println("县收到：" + data);
		data = "下发10000元";
		System.out.println("县继续：" + data);
		setResultData(data);
	}

}

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/** 县领导 **/

public class VigilesOrderedBroadcast2 extends BroadcastReceiver {

public void onReceive(Context context, Intent intent) {

String data = getResultData();

System.out.println("县收到：" + data);

data = "下发10000元";

System.out.println("县继续：" + data);

setResultData(data);

}


/** 村干部 **/
public class VigilesOrderedBroadcast3 extends BroadcastReceiver {
	public void onReceive(Context context, Intent intent) {
		String data = getResultData();
		System.out.println("村干部收到：" + data);
		data = "下发1000元";
		System.out.println("村干部继续：" + data);
		setResultData(data);
	}
}

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/** 村干部 **/

public class VigilesOrderedBroadcast3 extends BroadcastReceiver {

public void onReceive(Context context, Intent intent) {

String data = getResultData();

System.out.println("村干部收到：" + data);

data = "下发1000元";

System.out.println("村干部继续：" + data);

setResultData(data);

}


//无保户：household enjoying the five guarantees
public class VigilesOrderedBroadcastHETFG extends BroadcastReceiver {
	public void onReceive(Context context, Intent intent) {
		String data = getResultData();
		System.out.println("草根收到：" + data + "，谢主隆恩！");
	}

}

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//无保户：household enjoying the five guarantees

public class VigilesOrderedBroadcastHETFG extends BroadcastReceiver {

public void onReceive(Context context, Intent intent) {

String data = getResultData();

System.out.println("草根收到：" + data + "，谢主隆恩！");

}


<?xml version="1.0" encoding="utf-8"?>
<manifest >
    <uses-sdk android:minSdkVersion="8" android:targetSdkVersion="20" />
    <application >
        <activity android:name=".MainActivity" android:label="@string/app_name" >
            <intent-filter>
                <action android:name="android.intent.action.MAIN" />
                <category android:name="android.intent.category.LAUNCHER" />
            </intent-filter>
        </activity>
        
        <!-- 自定义的接收器类，收听广播 -->
        <receiver android:name="com.cuiweiyou.vigilesreceiver.VigilesBroadcastReceiver">
            <intent-filter>
                <!-- 收听这个广播 -->
                <action android:name="com.cuiweiyou.vigilesbroadcast.XINWENLIANBO"/>
            </intent-filter>
        </receiver>
        
        <!-- ****************************************************************************** -->
        
        <!-- 省级领导接收文件 -->
        <receiver android:name="com.cuiweiyou.vigilesreceiver.VigilesOrderedBroadcast1">
            <!-- 级别1000，最高，最先收到 -->
            <intent-filter android:priority="1000">
                <!-- 中央下发的关怀 -->
                <action android:name="com.cuiweiyou.vigilesbroadcast.TheGreatSupportFromTheLeader"/>
            </intent-filter>
        </receiver>
        <!-- 县领导接收文件 -->
        <receiver android:name="com.cuiweiyou.vigilesreceiver.VigilesOrderedBroadcast2">
            <intent-filter android:priority="500">
                <action android:name="com.cuiweiyou.vigilesbroadcast.TheGreatSupportFromTheLeader"/>
            </intent-filter>
        </receiver>
        <!-- 村干部接收文件 -->
        <receiver android:name="com.cuiweiyou.vigilesreceiver.VigilesOrderedBroadcast3">
            <intent-filter android:priority="200">
                <action android:name="com.cuiweiyou.vigilesbroadcast.TheGreatSupportFromTheLeader"/>
            </intent-filter>
        </receiver>
        <!-- 五保户 -->
        <receiver android:name="com.cuiweiyou.vigilesreceiver.VigilesOrderedBroadcastHETFG">
            <!-- 接收级别为1，比默认值0稍微高，最后接收到 -->
            <intent-filter android:priority="1">
                <!-- 领导关怀 -->
                <action android:name="com.cuiweiyou.vigilesbroadcast.TheGreatSupportFromTheLeader"/>
            </intent-filter>
        </receiver>
    </application>
</manifest>

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<?xml version="1.0" encoding="utf-8"?>

<uses-sdk android:minSdkVersion="8" android:targetSdkVersion="20" />

<intent-filter>

</intent-filter>

</activity>

<intent-filter>

</intent-filter>

</receiver>

<intent-filter android:priority="1000">

</intent-filter>

</receiver>

<intent-filter android:priority="500">

</intent-filter>

</receiver>

<intent-filter android:priority="200">

</intent-filter>

</receiver>

<intent-filter android:priority="1">

</intent-filter>

</receiver>

</application>

</manifest>