package com.guyastudio.unityplugins;import java.util.Calendar;import android.app.Activity;
import android.app.AlarmManager;
import android.app.Notification;
import android.app.NotificationManager;
import android.app.PendingIntent;
import android.content.BroadcastReceiver;
import android.content.Context;
import android.content.Intent;
import android.content.pm.ApplicationInfo;
import android.content.pm.PackageManager;
import android.os.Bundle;import com.unity3d.player.UnityPlayer;/*** 用于生成 / 清除本地通知推送的插件* 仅在安卓平台有效* * @author Weiren**/
public class AndroidNotificator extends BroadcastReceiver {private static int m_nLastID = 0;/*** 显示数秒后的通知* * @param pAppName 应用名* @param pTitle 通知标题* @param pContent 通知内容* @param pDelaySecond 延迟时间* @param pIsDailyLoop 是否每日自动推送* @throws IllegalArgumentException*/public static void ShowNotification(String pAppName, String pTitle, String pContent, int pDelaySecond, boolean pIsDailyLoop) throws IllegalArgumentException {  if(pDelaySecond < 0){throw new IllegalArgumentException("The param: pDelaySecond < 0");}Activity curActivity = UnityPlayer.currentActivity; Intent intent = new Intent("UNITY_NOTIFICATOR");intent.putExtra("appname", pAppName);intent.putExtra("title", pTitle); intent.putExtra("content", pContent);PendingIntent pi =  PendingIntent.getBroadcast(curActivity, 0, intent, 0);AlarmManager am = (AlarmManager)curActivity.getSystemService(Context.ALARM_SERVICE); Calendar calendar = Calendar.getInstance();  calendar.add(Calendar.SECOND, pDelaySecond);long alarmTime = calendar.getTimeInMillis();  if (pIsDailyLoop){am.setRepeating(AlarmManager.RTC_WAKEUP,alarmTime, 86400, // 24 hourspi); } else {am.set(AlarmManager.RTC_WAKEUP,alarmTime, pi);   }}   /*** 清除所有通知，包括日常通知*/public static void ClearNotification() {Activity act = UnityPlayer.currentActivity; NotificationManager nManager = (NotificationManager)act.getSystemService(Context.NOTIFICATION_SERVICE);for(int i = m_nLastID; i >= 0; i--) {nManager.cancel(i);}m_nLastID = 0;}@SuppressWarnings("deprecation")public void onReceive(Context pContext, Intent pIntent) {Class<?> unityActivity = null;try { unityActivity = pContext.getClassLoader().loadClass("com.unity3d.player.UnityPlayerProxyActivity"); } catch (Exception ex) {    ex.printStackTrace();  return;      }      ApplicationInfo applicationInfo = null; PackageManager pm = pContext.getPackageManager();  try {              applicationInfo = pm.getApplicationInfo(pContext.getPackageName(), PackageManager.GET_META_DATA);  } catch (Exception ex) {ex.printStackTrace(); return;     }     Bundle bundle = pIntent.getExtras();Notification notification = new Notification(applicationInfo.icon, (String)bundle.get("appname"), System.currentTimeMillis());     PendingIntent contentIntent = PendingIntent.getActivity(pContext, m_nLastID, new Intent(pContext, unityActivity), 0);   notification.setLatestEventInfo(pContext,(String)bundle.get("title"), (String)bundle.get("content"), contentIntent);NotificationManager nm = (NotificationManager)pContext.getSystemService(Context.NOTIFICATION_SERVICE);  nm.notify(m_nLastID, notification);  m_nLastID++;}
}

<?xml version="1.0" encoding="utf-8"?>
<manifest xmlns:android="http://schemas.android.com/apk/res/android" android:installLocation="preferExternal" android:theme="@android:style/Theme.NoTitleBar" android:versionName="1.0" android:versionCode="10"><supports-screens android:smallScreens="true" android:normalScreens="true" android:largeScreens="true" android:xlargeScreens="true" android:anyDensity="true" /><application android:icon="@drawable/app_icon" android:label="@string/app_name" android:debuggable="false">  <receiver android:process=":remote" android:name="com.macaronics.notification.AlarmReceiver"></receiver><activity android:name="com.unity3d.player.UnityPlayerProxyActivity" android:label="@string/app_name" android:configChanges="fontScale|keyboard|keyboardHidden|locale|mnc|mcc|navigation|orientation|screenLayout|screenSize|smallestScreenSize|uiMode|touchscreen" ><intent-filter><action android:name="android.intent.action.MAIN" /><category android:name="android.intent.category.LAUNCHER" /></intent-filter></activity><activity android:name="com.unity3d.player.UnityPlayerActivity" android:label="@string/app_name" android:configChanges="fontScale|keyboard|keyboardHidden|locale|mnc|mcc|navigation|orientation|screenLayout|screenSize|smallestScreenSize|uiMode|touchscreen" ></activity><receiver android:name="com.guyastudio.unityplugins.AndroidNotificator" ><intent-filter><action android:name="UNITY_NOTIFICATOR" /></intent-filter></receiver></application><uses-feature android:glEsVersion="0x00020000" /><uses-sdk android:minSdkVersion="8" android:targetSdkVersion="17" /></manifest>

using UnityEngine;
using UnityEngine.UI;public class JARTest : MonoBehaviour {public Text Text_Message;#if UNITY_ANDROIDprivate AndroidJavaObject m_ANObj = null;
#endif// Use this for initializationvoid Start () { }// Update is called once per framevoid Update () { }public void Button_1_Clicked(){
#if UNITY_ANDROIDif(InitNotificator()){m_ANObj.CallStatic("ShowNotification",Application.productName,"温馨提示","你该食屎了",10,false);this.Text_Message.text = "Notification will show in 10 sec.";}
#endif}public void Button_2_Clicked(){
#if UNITY_ANDROID if(InitNotificator()){m_ANObj.CallStatic("ClearNotification");this.Text_Message.text = "Notification has been cleaned";}
#endif}#if UNITY_ANDROIDprivate bool InitNotificator(){if (m_ANObj == null){try{m_ANObj = new AndroidJavaObject("com.guyastudio.unityplugins.AndroidNotificator");}catch{this.Text_Message.text = "Init AndroidNotificator Fail";return false;}}if (m_ANObj == null){this.Text_Message.text = "AndroidNotificator Not Found.";return false;}return true;}
#endif
}