Android入门之Notification（纯java）

    

 

    

NotificationTest.java

import android.app.Activity;import android.app.Notification;import android.app.NotificationManager;import android.app.PendingIntent;import android.content.Context;import android.content.Intent;import android.os.Bundle;import android.view.View;import android.view.View.OnClickListener;import android.widget.*;public class NotificationTest extends Activity {   private LinearLayout mainView=null;private Button button1=null;private Button button2=null;private Button button3=null;private NotificationManager nm=null;private Notification notification1=null;private Notification notification2=null;    public void onCreate(Bundle savedInstanceState) {        super.onCreate(savedInstanceState);        nm_init();        mainView=new LinearLayout(this);        mainView.setOrientation(LinearLayout.VERTICAL);        //        button1=new Button(this);        button1.setLayoutParams(new LinearLayout.LayoutParams(-1,-2));        button1.setText("模拟显示一个未接电话的通知");        button1.setOnClickListener(new OnClickListener(){public void onClick(View v) {if(notification1==null){notification1_init();}nm.notify(1, notification1);}        });        mainView.addView(button1);        //        button2=new Button(this);        button2.setLayoutParams(new LinearLayout.LayoutParams(-1,-2));        button2.setText("LED闪烁控制");        button2.setOnClickListener(new OnClickListener(){public void onClick(View v) {if(notification2==null){notification2_init();}nm.notify(2, notification2); nm.cancel(2);}        });        mainView.addView(button2);        //        button3=new Button(this);        button3.setLayoutParams(new LinearLayout.LayoutParams(-1,-2));        button3.setText("结束通知");        button3.setOnClickListener(new OnClickListener(){public void onClick(View v) {try{//结束通知nm.cancel(1);}catch(Exception ex){}}        });        mainView.addView(button3);        setContentView(mainView);    }    /*nm初始化*/    void nm_init(){    nm=(NotificationManager)this.getSystemService(NOTIFICATION_SERVICE);    }    /*notification1初始化*/    void notification1_init(){    notification1=new Notification();    //设置图标    notification1.icon=android.R.drawable.sym_call_missed;//设置图标    //设置图标级别，如标题栏有多个图标，如qq、短信息等，图标级别可以作为排序依据，默认为0    notification1.iconLevel=0;    //设置提示信息    notification1.tickerText="这是一个提示信息";    //时间戳    notification1.when=System.currentTimeMillis();    //设置消息数，如未读短信数量，数量会在图标之前显示，默认为0,0和负数不显示    notification1.number=0;    //设置提示音、LED灯和振动效果,DEFAULT_ALL表示三个效果都默认    //DEFAULT_LIGHTS表示LED等的闪烁效果采用系统默认    //DEFAULT_SOUND表示声音提示采用系统默认    //DEFAULT_VIBRATE表示振动效果采用系统默认    //我么也可以通过参数来订制各种不同效果    //提示音参数audioStreamType、sound    //led参数ledARGB、ledOffMS、ledOnMS    //振动效果参数vibrate    //注意，振动要权限android.permission.VIBRATE    notification1.defaults=Notification.DEFAULT_ALL;    //其他属性    Context context=this;    String contentTitle="这是标题";    String contentText="这是内容";    //跳转页面    Intent notificationIntent = new Intent(NotificationTest.this, MyClass.class);    PendingIntent contentIntent = PendingIntent.getActivity(this, 0, notificationIntent,PendingIntent.FLAG_UPDATE_CURRENT);    //    notification1.setLatestEventInfo(context, contentTitle, contentText, contentIntent);    }    /*notification2初始化*/    void notification2_init(){    notification2=new Notification();    notification2.ledARGB=0x00ff00;//设置LED颜色为绿色，红色0xff0000    notification2.ledOnMS = 100;         notification2.ledOffMS = 100;         notification2.flags = Notification.FLAG_SHOW_LIGHTS;     }}

MyClass.java

import android.app.Activity;import android.os.Bundle;import android.widget.LinearLayout;import android.widget.TextView;public class MyClass extends Activity{private LinearLayout mainView=null;private TextView tv=null;public void onCreate(Bundle savedInstanceState) {        super.onCreate(savedInstanceState);        mainView=new LinearLayout(this);        tv=new TextView(this);        tv.setText("这是一个简单的跳转页面，无任何参数跳转。实际应用中，一般会通过Intent来传递参数。");        tv.append("由于此处暂时没有使用参数传递，所以无法取消通知。");        mainView.addView(tv);        setContentView(mainView);}}