Android控件之-Notification

最新推荐文章于 2022-07-10 21:49:52 发布

iteye_19339

最新推荐文章于 2022-07-10 21:49:52 发布

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分类专栏： Android应用文章标签： XML Android OS

本文链接：https://blog.youkuaiyun.com/iteye_19339/article/details/81972557

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本文介绍了一个简单的Android应用案例，展示了如何通过按钮点击触发状态栏的通知。该应用使用了Notification和PendingIntent来实现从自定义按钮触发通知的功能，并设置了通知的图标、提示文本及默认声音。

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package com.ko8e;

import android.app.Activity;
import android.app.Notification;
import android.app.NotificationManager;
import android.app.PendingIntent;
import android.content.Intent;
import android.os.Bundle;
import android.view.View;
import android.widget.Button;

public class MyActivity extends Activity {
	/** Called when the activity is first created. */
	private Button button = null;
	private Notification notification = null;
	private NotificationManager notificationManager = null;
	private PendingIntent pendingIntent = null;
	
	@Override
	public void onCreate(Bundle savedInstanceState) {
		super.onCreate(savedInstanceState);
		setContentView(R.layout.main);

		notificationManager = (NotificationManager) getSystemService(NOTIFICATION_SERVICE);
		button = (Button) findViewById(R.id.button1);
		Intent intent = new Intent();
		intent.setClass(MyActivity.this, OtherActivity.class);
		pendingIntent = PendingIntent.getActivity(MyActivity.this, 0, intent, 0);
		notification = new Notification();
		
		button.setOnClickListener(new Button.OnClickListener() {
			public void onClick(View arg0) {
				notification.icon = R.drawable.msn_thumb;
				notification.tickerText = "BUTTON通知内容········";
				notification.defaults = Notification.DEFAULT_SOUND;
				notification.setLatestEventInfo(MyActivity.this, "button", "Button通知 ", pendingIntent);
				notificationManager.notify(0, notification);
			}
		});
		
	}
}

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:id="@+id/button1"
		android:layout_width="wrap_content"
		android:layout_height="wrap_content"
		android:text="BUTTON"
		/>
</LinearLayout>