图片网站怎么做排名,网站开发上证k线,一个公司能备案多个网站吗,宁波网站制作哪家优惠多一、使用本地广播发送一条广播#xff08;本例为自己发送自己接收#xff0c;本地广播也可以是其他应用接收#xff09;然后接收到广播时回调Receiver类中的回调方法onReceive#xff08;#xff09;在此方法中自定义发出通知 代码 1 package com.qf.broadcastreceiver06;…一、使用本地广播发送一条广播本例为自己发送自己接收本地广播也可以是其他应用接收然后接收到广播时回调Receiver类中的回调方法onReceive在此方法中自定义发出通知 代码 1 package com.qf.broadcastreceiver06;2 3 import android.app.Activity;4 import android.app.Notification;5 import android.app.NotificationManager;6 import android.content.BroadcastReceiver;7 import android.content.Context;8 import android.content.Intent;9 import android.content.IntentFilter;
10 import android.graphics.BitmapFactory;
11 import android.os.Bundle;
12 import android.support.v4.app.NotificationCompat;
13 import android.support.v4.content.LocalBroadcastManager;
14 import android.view.View;
15
16 public class MainActivity extends Activity {
17
18 LocalBroadcastManager localBroadcastMgr;//本地广播管理器
19
20 MyReceiver myReceiver;
21 Override
22 protected void onCreate(Bundle savedInstanceState) {
23 super.onCreate(savedInstanceState);
24 setContentView(R.layout.activity_main);
25
26 //获取本地广播管理器对象
27 localBroadcastMgrLocalBroadcastManager.getInstance(getApplicationContext());
28
29 myReceivernew MyReceiver();
30 //注册本地广播接收器
31 localBroadcastMgr.registerReceiver(myReceiver, new IntentFilter(com.qf.broadcast.disen));
32 }
33
34 public void sendBroadcast(View v){//发送本地广播
35
36 Intent intentnew Intent(com.qf.broadcast.disen);
37
38 //通过本地广播管理器来发送广播
39 localBroadcastMgr.sendBroadcast(intent);
40 }
41
42
43 Override
44 protected void onDestroy() {
45 super.onDestroy();
46
47 //取消注册本地广播接收器
48 localBroadcastMgr.unregisterReceiver(myReceiver);
49 }
50
51 //定义广播接收器
52 class MyReceiver extends BroadcastReceiver{
53 Override
54 public void onReceive(Context context, Intent intent) {
55 // TODO Auto-generated method stub
56 //发送通知
57
58 //获取系统的通知管理器组件
59 NotificationManager notifyMgr
60 (NotificationManager) context.getSystemService(NOTIFICATION_SERVICE);
61
62 //实例化广播构造器
63 NotificationCompat.Builder builder
64 new NotificationCompat.Builder(getApplicationContext());
65
66 //设置通知的小图标、标题、内容、滚动内容、动作等
67 builder.setSmallIcon(android.R.drawable.ic_menu_call)
68 .setLargeIcon(BitmapFactory.decodeResource(getResources(), R.drawable.ic_launcher))
69 .setContentTitle(提示)
70 .setContentText(最新消息暂定今天下午5点开会请准时回来.....)
71 //设置通知在状态栏里滚动
72 .setTicker(最新消息暂定今天下午5点开会请准时回来.....最新消息暂定今天下午5点开会请准时回来.....最新消息暂定今天下午5点开会请准时回来.....)
73 .setPriority(NotificationCompat.PRIORITY_MAX)
74 .setDefaults(Notification.DEFAULT_SOUND);
75
76 notifyMgr.notify(1, builder.build());
77
78 }
79 }
80 } MainActivity.java 效果如下 转载于:https://www.cnblogs.com/bimingcong/p/4820434.html
