BroadcastReceiver例子

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SMSReceiver.java

package com.yarin.android.Examples_04_05;import android.content.BroadcastReceiver;import android.content.Context;import android.content.Intent;import android.os.Bundle;import android.telephony.SmsMessage;import android.widget.Toast;public class SMSReceiver extends BroadcastReceiver{/*当收到短信时，就会触发此方法*/public void onReceive(Context context, Intent intent){Bundle bundle = intent.getExtras();Object messages[] = (Object[]) bundle.get("pdus");SmsMessage smsMessage[] = new SmsMessage[messages.length];for (int n = 0; n < messages.length; n++){smsMessage[n] = SmsMessage.createFromPdu((byte[]) messages[n]);}//产生一个ToastToast toast = Toast.makeText(context, "短信内容: " + smsMessage[0].getMessageBody(), Toast.LENGTH_LONG);//设置toast显示的位置//toast.setGravity(Gravity.TOP|Gravity.LEFT, 0, 200);//显示该Toasttoast.show();}}

AndroidManifest.xml