Android自定义titlebar中设置progressbar

package com.android.demo;

import android.app.Activity;
import android.os.Bundle;
import android.view.Window;
import android.widget.ProgressBar;

public class MytestActivity extends Activity {
private ProgressBar LoadProgressBar;
/** Called when the activity is first created. */
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
requestWindowFeature(Window.FEATURE_CUSTOM_TITLE); //声明使用自定义标题
setContentView(R.layout.main);
getWindow().setFeatureInt(Window.FEATURE_CUSTOM_TITLE, R.layout.title);//自定义布局赋值

LoadProgressBar = (ProgressBar)findViewById(R.id.progressBar1);

Thread thread = new Thread(new Runnable() {
@Override
public void run() {
try {
for(int i=1;i<=100;i++){
i =i+10;
LoadProgressBar.setProgress(i);
Thread.sleep(1000);
}
} catch (InterruptedException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}
});
thread.start();
}

}

<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="fill_parent"
android:layout_height="fill_parent"
android:orientation="horizontal" >

<ProgressBar
android:id="@+id/progressBar1"
android:layout_width="fill_parent"
android:layout_height="wrap_content"
style="?android:attr/progressBarStyleHorizontal"
android:progressDrawable="@drawable/progressbar_style"
android:max="100"
android:progress="0"
android:layout_alignTop="@+id/textView1"
></ProgressBar>
<TextView
android:id="@+id/textView1"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_centerInParent="true"
android:text="自定义标题栏" />

</RelativeLayout>

<?xml version="1.0" encoding="UTF-8"?>
<layer-list
xmlns:android="http://schemas.android.com/apk/res/android">
<item android:id="@android:id/background">
<shape>
<corners android:radius="5.0dip" />
<gradient android:startColor="#656666" android:endColor="#dbdedf" android:angle="270.0" android:centerY="0.75" android:centerColor="#bbbbbc" />
</shape>
</item>
<item android:id="@android:id/secondaryProgress">
<clip>
<shape>
<corners android:radius="8.0dip" />
<gradient android:startColor="#e71a5e" android:endColor="#6c213a" android:angle="90.0" android:centerY="0.75" android:centerColor="#ac6079" />
</shape>
</clip>
</item>
<item android:id="@android:id/progress">
<clip>
<shape>
<corners android:radius="8.0dip" />
<gradient android:startColor="#464647" android:endColor="#2d9ae7" android:angle="270.0" />
</shape>
</clip>
</item>
</layer-list>