Notification

最新推荐文章于 2025-05-20 09:04:00 发布

原创最新推荐文章于 2025-05-20 09:04:00 发布 · 558 阅读

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#android #ui

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本文介绍了一个简单的Android应用示例，展示了如何创建状态栏通知，包括设置通知的标题、内容、图标以及点击通知后的跳转行为。通过使用Notification.Builder构建器来定制通知样式，并演示了如何取消已发布的通知。

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1.状态栏通知

package com.example.android_notification;

import android.annotation.SuppressLint;
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.Menu;
import android.view.View;
import android.widget.Button;

@SuppressLint("NewApi")
public class MainActivity extends Activity {

	private Button button1;
	private Button button2;
	private NotificationManager notificationManager;
	static final int NOTIICATION_ID=0x123;
	@Override
	protected void onCreate(Bundle savedInstanceState) {
		super.onCreate(savedInstanceState);
		setContentView(R.layout.activity_main);
		button1=(Button) findViewById(R.id.button1);
		button2=(Button) findViewById(R.id.button2);
		notificationManager=(NotificationManager) getSystemService(NOTIFICATION_SERVICE);
		button1.setOnClickListener(new View.OnClickListener() {
			
			@Override
			public void onClick(View arg0) {
				// TODO Auto-generated method stub
				Intent intent=new Intent(MainActivity.this,OtherActivity.class);
				PendingIntent pendingIntent=PendingIntent.getActivity(MainActivity.this, 0, intent, 0);
				Notification notification=new Notification.Builder(MainActivity.this)
					.setAutoCancel(true)
					.setTicker("新消息")
					.setSmallIcon(R.drawable.ic_launcher)
					.setContentText("恭喜你，您加薪了")
					.setContentTitle("一条新消息")
					.setContentIntent(pendingIntent)
					.build();
				notificationManager.notify(NOTIICATION_ID,notification);
			}
		});
		button2.setOnClickListener(new View.OnClickListener() {
			
			@Override
			public void onClick(View arg0) {
				// TODO Auto-generated method stub
				notificationManager.cancel(NOTIICATION_ID);
			}
		});
	}

	@Override
	public boolean onCreateOptionsMenu(Menu menu) {
		// Inflate the menu; this adds items to the action bar if it is present.
		getMenuInflater().inflate(R.menu.main, menu);
		return true;
	}

}