private CustomProgressDialog progressDialog;

//例項化自定義CustomProgressDialog
progressDialog = new CustomProgressDialog(context, R.style.progressDialog);
//設定不可點選外邊取消動畫
progressDialog.setCanceledOnTouchOutside(false);
//動畫顯示
progressDialog.show();

樣式：progressDialog
<style name="progressDialog" parent="@android:style/Theme.Dialog">
    <item name="android:windowFrame">@null</item>
    <item name="android:windowIsFloating">true</item>
    <!-- 是否浮現在activity之上 -->
    <item name="android:windowIsTranslucent">false</item>
    <!-- 半透明 -->
    <item name="android:windowNoTitle">true</item>
    <!-- 無標題 -->
    <item name="android:windowBackground">@android:color/transparent</item>
    <item name="android:backgroundDimEnabled">false</item>
    <!-- 模糊 -->
    <!-- <item name="android:windowContentOverlay">@null</item> -->

</style>

//自定義CustomProgressDialog
public class CustomProgressDialog extends ProgressDialog {

   private Context context;

   public CustomProgressDialog(Context context) {
      super(context);
      this.context = context;
   }

   public CustomProgressDialog(Context context, int theme) {
      super(context, theme);
      this.context = context;
   }

   @Override
   protected void onCreate(Bundle savedInstanceState) {
      super.onCreate(savedInstanceState);
      View view = View.inflate(getContext(), R.layout.customprogressdialog, null);
      ImageView progress_img = (ImageView)view. findViewById(R.id.iv_bg);
      Animation operatingAnim = AnimationUtils.loadAnimation(getContext(), R.anim.anim_upload_progress);
      //LinearInterpolator lin = new LinearInterpolator();
     // operatingAnim.setInterpolator(lin);
      progress_img.setAnimation(operatingAnim);
      setContentView(view);
   }  
   
   @Override
   public void show() {
      //setCancelable(false);;
      super.show();
   }
  
}

//佈局：customprogressdialog
 

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="160dip"
    android:layout_height="60dip"
    android:layout_gravity="center"
    android:background="@android:color/transparent"
    android:gravity="center"
    android:orientation="horizontal" >

 <RelativeLayout
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_centerInParent="true"
        android:layout_gravity="center"
        android:gravity="center"
        android:orientation="vertical" >
       //轉圈的圖片
        <ImageView
            android:id="@+id/iv_bg"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:layout_centerInParent="true"
            android:background="@drawable/common_refresh" />

        <TextView
            android:layout_centerHorizontal="true"
            android:layout_below="@id/iv_bg"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:text="載入中...."
            android:textSize="10dip"
            android:layout_marginTop="15dip"
            android:textColor="@android:color/darker_gray" />
    </RelativeLayout>

</LinearLayout>

//動畫：anim_upload_progress

//在正中心，在1秒內，從0度轉到360度，不停止
<?xml version="1.0" encoding="utf-8"?>
<set xmlns:android="http://schemas.android.com/apk/res/android" >
    <rotate
        android:duration="1000"
        android:fromDegrees="0"
        android:interpolator="@android:anim/linear_interpolator"
        android:pivotX="50%"
        android:pivotY="50%"
        android:repeatCount="-1"
        android:toDegrees="360" />
</set>