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Android notification发送通知
来源:互联网   发布日期:2015-10-02 21:43:19   浏览:2004次  

导读:MainActivity.javapackage com.android.notification.activity;import android.app.Activity;import android.app.AlertDialog;import android.app.Notification;import android.app.NotificationManager;im......

MainActivity.java

package com.android.notification.activity;

import android.app.Activity;

import android.app.AlertDialog;

import android.app.Notification;

import android.app.NotificationManager;

import android.app.PendingIntent;

import android.content.Context;

import android.content.DialogInterface;

import android.content.Intent;

import android.os.Bundle;

import android.view.View;

import android.widget.Button;

import android.widget.Toast;

public class MainActivity extends Activity {

private Button sendButton;

private Button openAlertButton;

public void onCreate(Bundle savedInstanceState) {

super.onCreate(savedInstanceState);

setContentView(R.layout.main);

sendButton=(Button) this.findViewById(R.id.sendButton);

openAlertButton= (Button) this.findViewById(R.id.openAlertButton);

sendButton.setOnClickListener(new View.OnClickListener() {

public void onClick(View v) {

// 如何发送通知?

//1. 获取通知管理器

NotificationManager notificationManager = (NotificationManager) MainActivity.this.getSystemService(Context.NOTIFICATION_SERVICE);

//2.创建一个通知

//int icon=android.R.drawable.ic_menu_call;

int icon=R.drawable.yyc;

long when=System.currentTimeMillis();//android 操作系统时间

Notification notification=new Notification(icon, null, when);

// 3.发送通知

String contentTitle="开会通知";

String contentText="下午14点开会";

Intent intent=new Intent(MainActivity.this, OtherActivity.class);

// intent携带参数

intent.putExtra("contentTitle", contentTitle);

intent.putExtra("contentText", contentText);

PendingIntentcontentIntent = PendingIntent.getActivity(MainActivity.this, 1, intent, PendingIntent.FLAG_UPDATE_CURRENT) ;

notification.setLatestEventInfo(MainActivity.this, contentTitle, contentText, contentIntent);

notificationManager.notify(0, notification);//向操作系统发送此通知

}

});

openAlertButton.setOnClickListener(new View.OnClickListener() {

public void onClick(View v) {

new AlertDialog.Builder(MainActivity.this).setTitle("信息提示").setMessage("确定删除吗?")

.setPositiveButton("确定", new DialogInterface.OnClickListener() {

public void onClick(DialogInterface dialog, int which) {

Toast.makeText(MainActivity.this, "确定", Toast.LENGTH_SHORT).show();

}

}).setNegativeButton("取消", new DialogInterface.OnClickListener() {

public void onClick(DialogInterface dialog, int which) {

Toast.makeText(MainActivity.this, "取消", Toast.LENGTH_SHORT).show();

}

})

.setCancelable(false)

.show();

}

});

}

}

OtherActivity.java

package com.android.notification.activity;

import android.app.Activity;

import android.app.NotificationManager;

import android.content.Context;

import android.content.Intent;

import android.os.Bundle;

import android.widget.TextView;

public class OtherActivity extends Activity {

protected void onCreate(Bundle savedInstanceState) {

// 加载 主窗口

super.onCreate(savedInstanceState);

this.setContentView(R.layout.other);

Intent intent = this.getIntent();

//获取intent参数内容

String contentTitle=intent.getStringExtra("contentTitle");

String contentText=intent.getStringExtra("contentText");

TextView resultTextView = (TextView) this.findViewById(R.id.resultTextView);

resultTextView.setText("标题:"+contentTitle+"\n"+"内容:"+contentText);

//NotificationManager notificationManager=(NotificationManager) this.getSystemService(Context.NOTIFICATION_SERVICE);

//notificationManager.cancel(0);

}

}

AndroidManifest.xml需要配置一句

<activity

android:name="OtherActivity" android:label="other界面"

/>

string.xml

<?xml version="1.0" encoding="utf-8"?>

<resources>

<string name="hello">Hello World, MainActivity!</string>

<string name="app_name">通知</string>

<string name="sendNotification">发送通知</string>

<string name="openAlert">打开对话框</string>

</resources>

other.xml

<?xml version="1.0" encoding="utf-8"?>

<LinearLayout

xmlns:android="http://schemas.android.com/apk/res/android"

android:layout_width="fill_parent"

android:layout_height="fill_parent">

<TextView

android:layout_width="fill_parent"

android:layout_height="wrap_content"

android:text="test"

android:id="@+id/resultTextView"

/>

</LinearLayout>

main.xml

<?xml version="1.0" encoding="utf-8"?>

<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"

android:orientation="vertical"

android:layout_width="fill_parent"

android:layout_height="fill_parent"

>

<Button

android:layout_width="wrap_content"

android:layout_height="wrap_content"

android:text="@string/sendNotification"

android:id="@+id/sendButton"

/>

<Button

android:layout_width="wrap_content"

android:layout_height="wrap_content"

android:text="@string/openAlert"

android:id="@+id/openAlertButton"

/>

</LinearLayout>

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