带进度条的状态栏
xml文件:
Activity:
package com.jieer;
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.os.Handler;
import android.os.Message;
import android.view.View;
import android.widget.Button;
import android.widget.RemoteViews;
public class MainActivity extends Activity {
//当前进度条里的进度值
private int progress=0;
private RemoteViews view=null;
private Notification notification=new Notification();
private NotificationManager manager=null;
private Intent intent=null;
private PendingIntent pIntent=null;//更新显示
private Handler handler=new Handler(){
@Override
public void handleMessage(Message msg) {
// TODO Auto-generated method stub
view.setProgressBar(R.id.pb, 100, progress, false);
view.setTextViewText(R.id.tv, "下载"+progress+"%");//关键部分,如果你不重新更新通知,进度条是不会更新的
notification.contentView=view;
notification.contentIntent=pIntent;
manager.notify(0, notification);
super.handleMessage(msg);
}
};
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.main);
manager=(NotificationManager)getSystemService(NOTIFICATION_SERVICE);
view=new RemoteViews(getPackageName(),R.layout.custom_dialog);
intent=new Intent(MainActivity.this,NotificationService.class);
pIntent=PendingIntent.getService(MainActivity.this, 0, intent, 0);
Button button=(Button)findViewById(R.id.bt);
button.setOnClickListener(new Button.OnClickListener(){
@Override
public void onClick(View v) {
//通知的图标必须设置(其他属性为可选设置),否则通知无法显示
notification.icon=R.drawable.icon;
view.setImageViewResource(R.id.image, R.drawable.icon);//起一个线程用来更新progress
new Thread(new Runnable(){
@Override
public void run() {
for(int i=0;i<20;i++){
progress=(i+1)*5;
try {
if(i<19){
Thread.sleep(1000);
}else {
Thread.currentThread().interrupt();
}
} catch (InterruptedException e) {
e.printStackTrace();
}
Message msg = new Message();
handler.sendMessage(msg);
}
}
}).start();
}
});
}
}