<?xml version="1.0" encoding="utf-8"?>

 <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"

     android:id="@+id/dialog_view"

     android:layout_width="fill_parent"

     android:layout_height="fill_parent"

     android:background="@drawable/bg"

     android:gravity="center"

     android:minHeight="60dp"

     android:minWidth="180dp"

     android:orientation="vertical"

     android:padding="10dp" >

     <ImageView

         android:id="@+id/img"

         android:layout_width="wrap_content"

         android:layout_height="wrap_content"

         android:src="@drawable/base_loading_large_icon" />

 <!--

     <TextView

         android:gravity="center"

         android:id="@+id/tipTextView"

         android:layout_width="wrap_content"

         android:layout_height="wrap_content"

         android:layout_marginLeft="10dp" />

 -->

 </LinearLayout>

 <?xml version="1.0" encoding="utf-8"?>

 <set android:shareInterpolator="false" xmlns:android="http://schemas.android.com/apk/res/android">

     <rotate

         android:interpolator="@android:anim/linear_interpolator"

         android:pivotX="50%"

         android:pivotY="50%"

         android:fromDegrees="0"

         android:toDegrees="+360"

         android:duration="1500"

         android:startOffset="-1"

         android:repeatMode="restart"

         android:repeatCount="-1"/>

 </set>

  <!-- 自定义loading dialog -->

     <style name="loading_dialog" parent="android:style/Theme.Dialog">

         <item name="android:windowFrame">@null</item>

         <item name="android:windowNoTitle">true</item>

         <item name="android:windowIsFloating">true</item>

         <item name="android:windowContentOverlay">@null</item>

     </style>

 package com.jingle.progressdialog;

 import android.annotation.SuppressLint;

 import android.app.Dialog;

 import android.content.Context;

 import android.view.LayoutInflater;

 import android.view.View;

 import android.view.animation.Animation;

 import android.view.animation.AnimationUtils;

 import android.widget.ImageView;

 import android.widget.LinearLayout;

 @SuppressLint("InflateParams")

 public class LoadingDialog {

     private LoadingDialog() {

     }

     private static Dialog mLoadingDialog = null;

     // 单例模式

     public static Dialog getLoadingDialog(Context context, String msg) {

         LayoutInflater inflater = LayoutInflater.from(context);

         View v = inflater.inflate(R.layout.dialog_loading, null);// 得到加载对话框的view

         LinearLayout layout = (LinearLayout) v.findViewById(R.id.dialog_view);// 加载对话框布局

         ImageView spaceshipImage = (ImageView) v.findViewById(R.id.img);// 加载的图像

         // TextView tipTextView = (TextView) v.findViewById(R.id.tipTextView);//

         // 提示文字

         // tipTextView.setText(msg);// 设置加载信息

         // 加载动画

         Animation hyperspaceJumpAnimation = AnimationUtils.loadAnimation(

                 context, R.anim.loading_animation);

         // 使用ImageView显示动画

         spaceshipImage.startAnimation(hyperspaceJumpAnimation);

         if (mLoadingDialog == null) {

             mLoadingDialog = new Dialog(context, R.style.loading_dialog0);

         }

         // Dialog loadingDialog = new Dialog(context, R.style.loading_dialog);//

         // 创建自定义样式dialog

         // loadingDialog.setCancelable(false);// 不可以用“返回键”取消

         mLoadingDialog.setContentView(layout, new LinearLayout.LayoutParams(

                 LinearLayout.LayoutParams.MATCH_PARENT,

                 LinearLayout.LayoutParams.MATCH_PARENT));// 设置布局

         return mLoadingDialog;

     }

 }

 package com.jingle.progressdialog;

 import java.util.Timer;

 import java.util.TimerTask;

 import android.app.Activity;

 import android.app.Dialog;

 import android.os.Bundle;

 public class MainActivity extends Activity {

     private Dialog dialog = null;

     @Override

     protected void onCreate(Bundle savedInstanceState) {

         super.onCreate(savedInstanceState);

         setContentView(R.layout.activity_main);

         initDialog();

     }

     private void initDialog() {

         dialog = LoadingDialog.getLoadingDialog(this, "");

         dialog.show();

         Timer timer = new Timer();

         timer.schedule(new Task(), 3000);

     }

     class Task extends TimerTask {

         public void run() {

             dialog.dismiss();//解散dialog

         }

     }

 }