처음에는 onCreate에 start()를 하면 자동으로 실행 될줄 알았다.
그러나 자동으로 실행되어 지지 않아 핸들러를 이용하여 해보니 된다.
참고로 XML 에서 ImageView에 대해 src 이미지로 지정하지 말고 background로 해야 되는걸 명심하자.
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package kr.com.ani.test;

import android.app.Activity;
import android.graphics.drawable.AnimationDrawable;
import android.os.Bundle;
import android.os.Handler;
import android.view.View;
import android.view.animation.Animation;
import android.view.animation.AnimationUtils;
import android.widget.ImageView;
import android.widget.RelativeLayout;

ipublic class anitestActivity extends Activity {
    /** Called when the activity is first created. */
 
 private ImageView imageViewAniProgress1;
 private ImageView imageViewAniProgress2;
 private ImageView imageViewAniProgress3;
 private ImageView imageViewAniProgress4;
 private ImageView imageViewAniProgress5;

 
    AnimationDrawable mAni1;
    AnimationDrawable mAni2;
    AnimationDrawable mAni3;
    AnimationDrawable mAni4;
    AnimationDrawable mAni5;
    @Override
    public void onCreate(Bundle savedInstanceState) {
     super.onCreate(savedInstanceState);
     setContentView(R.layout.main);
     
     Button btn=(Button)findViewById(R.id.btn);
     RelativeLayout aniLayout = (RelativeLayout)findViewById(R.id.innerLayout2);
     imageViewAniProgress1 = (ImageView)aniLayout.findViewById(R.id.uploadingStatusImg1);
     imageViewAniProgress2 = (ImageView)aniLayout.findViewById(R.id.uploadingStatusImg2);
     imageViewAniProgress3 = (ImageView)aniLayout.findViewById(R.id.uploadingStatusImg3);
     imageViewAniProgress4 = (ImageView)aniLayout.findViewById(R.id.uploadingStatusImg4);
     imageViewAniProgress5 = (ImageView)aniLayout.findViewById(R.id.uploadingStatusImg5);
          
     mAni1 =(AnimationDrawable)imageViewAniProgress1.getBackground();
     mAni2 =(AnimationDrawable)imageViewAniProgress2.getBackground();
     mAni3 =(AnimationDrawable)imageViewAniProgress3.getBackground();
     mAni4 =(AnimationDrawable)imageViewAniProgress4.getBackground();
     mAni5 =(AnimationDrawable)imageViewAniProgress5.getBackground();
     mHan.postDelayed(rr, 1000);
    }
    Handler mHan = new Handler();
    Runnable rr = new Runnable() {
  @Override
  public void run() {
   // TODO Auto-generated method stub
   mAni1.start();
   mAni2.start();
   mAni3.start();
   mAni4.start();
   mAni5.start();
  }
 };
   

}