错误~~悲剧

1. ActivityMain.java

package com.lec.notification;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.util.Log;import android.view.View;import android.widget.Button;import android.widget.RemoteViews;import android.widget.TextView;public class ActivityMain extends Activity {TextView tv;Button btnShowNotification = null;Button btnCleanNotification = null;Button runningNotification = null;private static final int NOTIFICATION_ID = 101;private Notification notification = null;private NotificationManager notificationManager = null;private PendingIntent contentIntent = null;private Thread thread = null;private Handler handler = null;private int len = 0;    /** Called when the activity is first created. */    @Override    public void onCreate(Bundle savedInstanceState) {        super.onCreate(savedInstanceState);        setContentView(R.layout.main);        //取得NotificationManager    notificationManager = (NotificationManager)getSystemService(NOTIFICATION_SERVICE);    //Notification 点击后跳转的Activity 可以是Service或者Broadcast    contentIntent = PendingIntent.getActivity(this, 0, new Intent(this, ActivityMain.class), 0);    //创建Notification 状态栏显示的，一个图标和后缀文字，    notification = new Notification(R.drawable.icon, "Notification coming", System.currentTimeMillis());        //设置声音，震动，灯光的。可以用  "|=" 分别设置 DEFAULT_SOUND,DEFAULT_VIBRATE,DEFAULT_LIGHTS    //如果是振动或者全部，必须在AndroidManifest.xml加入振动权限 android.permission.VIBRATE    notification.defaults = Notification.DEFAULT_ALL;        //指定Flag，Notification.FLAG_AUTO_CANCEL意指点击这个Notification后，立刻取消自身    notification.flags=Notification.FLAG_AUTO_CANCEL;        //小图标上显示的数字    notification.number = 3;        //设置下来后的显示内同    notification.setLatestEventInfo(this,    "contentTitle",     "contentText",     contentIntent);        //设置下来后自定义的显示内容    RemoteViews contentView = new RemoteViews(getApplication().getPackageName(), R.layout.notification_view);    contentView.setTextViewText(R.id.notificationTitle, "Diownload");    contentView.setTextViewText(R.id.notificationPercent, len+"%");    contentView.setProgressBar(R.id.notificationProgress, 100, len, true);    notification.contentView = contentView;    notification.contentIntent = contentIntent;                btnShowNotification = (Button)findViewById(R.id.mainact_btn_shownotification);        btnShowNotification.setOnClickListener(new Button.OnClickListener() {public void onClick(View v) {showNotification();}});                btnCleanNotification = (Button)findViewById(R.id.mainact_btn_cleannotification);        btnCleanNotification.setOnClickListener(new Button.OnClickListener() {public void onClick(View v) {        cleanNotification();}});                runningNotification = (Button)findViewById(R.id.mainact_btn_runingnotification);        runningNotification.setOnClickListener(new Button.OnClickListener() {@Overridepublic void onClick(View v) {runningNotification();}});    }        @Override    protected void onPause() {//    notificationManager.cancel(NOTIFICATION_ID);    super.onPause();    }        private void showNotification(){    //显示这个notification    notificationManager.notify(NOTIFICATION_ID, notification);    }        private void cleanNotification(){    notificationManager.cancel(NOTIFICATION_ID);    }        private void runningNotification(){        notificationManager.notify(NOTIFICATION_ID, notification);        thread = new Thread(new Runnable() {@Overridepublic void run() {Thread.currentThread();while(len <= 100){Log.e("----len", len+"");Message msg = handler.obtainMessage(); msg.arg1 = len;msg.sendToTarget();try {Thread.sleep(100);} catch (InterruptedException e) {e.printStackTrace();}++len;}}});    thread.start();        handler = new Handler(){    @Override    public void handleMessage(Message msg) {            notification.contentView.setProgressBar(R.id.notificationProgress, 100, msg.arg1, false);        notification.contentView.setTextViewText(R.id.notificationPercent, msg.arg1+"%");        notificationManager.notify(NOTIFICATION_ID, notification);                if(msg.arg1 >= 100){        notificationManager.cancel(NOTIFICATION_ID);        len = 0;        }            super.handleMessage(msg);    }    };    }}

2. 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"    ><TextView      android:layout_width="fill_parent"     android:layout_height="wrap_content"     android:text="@string/hello"    />    <Button    android:id="@+id/mainact_btn_shownotification"    android:layout_width="fill_parent"    android:layout_height="wrap_content"    android:text="show Notification"/>    <Button    android:id="@+id/mainact_btn_cleannotification"    android:layout_width="fill_parent"    android:layout_height="wrap_content"    android:text="clean Notification"/>    <Button    android:id="@+id/mainact_btn_runingnotification"    android:layout_width="fill_parent"    android:layout_height="wrap_content"    android:text="run Notification"/>    </LinearLayout>

3.notification_view.xml

<?xml version="1.0" encoding="utf-8"?><RelativeLayoutxmlns:android="http://schemas.android.com/apk/res/android"android:layout_width="fill_parent"android:layout_height="fill_parent"android:padding="3dp"><ImageView android:id="@+id/notificationImage"android:layout_width="wrap_content" android:layout_height="wrap_content"android:src="@android:drawable/stat_sys_download"/><TextView android:id="@+id/notificationTitle"android:layout_width="wrap_content" android:layout_height="wrap_content"android:layout_toRightOf="@id/notificationImage"android:layout_alignParentRight="true"android:paddingLeft="6dp"android:text="1111111111"/><TextView android:id="@+id/notificationPercent"android:layout_width="wrap_content" android:layout_height="wrap_content"android:layout_below="@id/notificationImage"android:paddingTop="2dp"android:text="2222222222"/><ProgressBar android:id="@+id/notificationProgress"android:layout_width="wrap_content" android:layout_height="wrap_content"android:layout_below="@id/notificationTitle"android:layout_alignLeft="@id/notificationTitle"android:layout_alignParentRight="true"android:layout_alignTop="@id/notificationPercent"android:paddingLeft="6dp"android:paddingRight="3dp"android:paddingTop="2dp"style="?android:attr/progressBarStyleHorizontal"/></RelativeLayout>

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