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copied!<p>I made a sample code like below.. I hope that my codes help you :)</p> <p>[main.xml]</p> <pre><code><?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" android:gravity="center" > <Button android:id="@+id/wheel_button" android:layout_width="wrap_content" android:layout_height="wrap_content" android:background="@drawable/icon_spin_animation" /> </LinearLayout> </code></pre> <p>[icon_spin_animation.xml]</p> <pre><code><?xml version="1.0" encoding="utf-8"?> <animation-list xmlns:android="http://schemas.android.com/apk/res/android" android:id="@+id/selected" android:oneshot="false"> <item android:drawable="@drawable/wheel_db_update01" android:duration="50"/> <item android:drawable="@drawable/wheel_db_update02" android:duration="50"/> <item android:drawable="@drawable/wheel_db_update03" android:duration="50"/> <item android:drawable="@drawable/wheel_db_update04" android:duration="50"/> <item android:drawable="@drawable/wheel_db_update05" android:duration="50"/> <item android:drawable="@drawable/wheel_db_update06" android:duration="50"/> </animation-list> </code></pre> <p>[Activity Code]</p> <pre><code>public class ProgressOnTheButtonActivity extends Activity implements OnClickListener { /** Called when the activity is first created. */ AnimationDrawable mFrameAnimation = null; boolean mbUpdating = false; @Override public void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.main); Button btnWheel = (Button)findViewById(R.id.wheel_button); btnWheel.setOnClickListener(this); mFrameAnimation = (AnimationDrawable) btnWheel.getBackground(); } public void onClick(View v) { if(v.getId() == R.id.wheel_button) { if(!mbUpdating) { mbUpdating = true; new AsyncTaskForUpdateDB().execute(""); } } } private class AsyncTaskForUpdateDB extends AsyncTask<String, Integer, ResultOfAsyncTask> { @Override protected void onPreExecute() { mFrameAnimation.start(); super.onPreExecute(); } @Override protected ResultOfAsyncTask doInBackground(String... strData) { ResultOfAsyncTask result = new ResultOfAsyncTask(); try { Thread.sleep(5000); } catch (InterruptedException e) { e.printStackTrace(); } return result; } @Override protected void onPostExecute(ResultOfAsyncTask result) { mFrameAnimation.stop(); mbUpdating = false; } @Override protected void onCancelled() { mFrameAnimation.stop(); mbUpdating = false; super.onCancelled(); } @Override protected void onProgressUpdate(Integer... progress) { } } private class ResultOfAsyncTask { int iErrorCode = 0; } } </code></pre>

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