android通知栏之Notification的使用

packagecom.example.MainActivity;

import android.app.Notification;

import android.app.NotificationManager;

import android.app.PendingIntent;

import android.content.Context;

import android.content.Intent;

import android.content.SharedPreferences;

import android.graphics.Bitmap;

import android.graphics.BitmapFactory;

import android.support.v7.app.AppCompatActivity;

import android.os.Bundle;import android.util.Log;

import android.view.View;

import android.widget.Button;

import android.widget.EditText;

public class MainActivity extends AppCompatActivity {

private Context mContext;

Bitmap LargeBitmap = null;

private NotificationManager mNManager;

private Notification.Builder mBuilder;

@Override

protected void onCreate(Bundle savedInstanceState) {

super.onCreate(savedInstanceState);

setContentView(R.layout.activity_main);

mContext = MainActivity.this;

//创建大图标的Bitmap

LargeBitmap = BitmapFactory.decodeResource(getResources(), R.drawable.ts);

mNManager = (NotificationManager) getSystemService(NOTIFICATION_SERVICE);

}

public void ts(View view){

//跳转到下一个activity中

// Intent intent = new Intent(mContext, LoadActivity.class);//

PendingIntent pit = PendingIntent.getActivity(mContext, 0, intent, 0);

//设置图片,通知标题,发送时间,提示方式等属性

mBuilder = new Notification.Builder(this);

// mBuilder.setSubText("——");

//内容下面的文字

// mBuilder.setTicker(".");

//收到信息后状态栏显示的文字信息

mBuilder.setWhen(System.currentTimeMillis());

//设置通知时间

mBuilder.setSmallIcon(R.drawable.ts);

//设置小图标

mBuilder.setLargeIcon(LargeBitmap);

//设置大图标

mBuilder.setDefaults(Notification.DEFAULT_LIGHTS | Notification.DEFAULT_VIBRATE);

//设置默认的三色灯与振动器

mBuilder.setDefaults(Notification.DEFAULT_SOUND);

//获取默认铃声

// mBuilder.setAutoCancel(true);

//跳到另外一个页面

// mBuilder.setContentIntent(pit);

Notification notify1 = mBuilder.build();

//通知标题

mBuilder.setContentTitle("呵呵呵...");

mNManager.notify(0x110, notify1);

//添加一个进度条

mBuilder.setProgress(100,0,false);

//给一个子线程

new Thread(){

@Override

public void run() {

super.run();

for (int i=1;i<=100;i++){

mBuilder.setProgress(100,i,false);

mNManager.notify(0x110, mBuilder.build());

mBuilder.setContentText("下载："+i+"%");

try {

//模拟下载

Thread.sleep(100);

} catch (InterruptedException e) {

e.printStackTrace();

}

//下载完成后更改标题

mBuilder.setContentTitle("开始安装");

mBuilder.setContentText("正在安装中...");

//设置进度条

mBuilder.setProgress(0,0,true);

mBuilder.build().flags=Notification.FLAG_NO_CLEAR;

mNManager.notify(0x110, mBuilder.build());

}

}.start();

}

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