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PORun animation in ViewFlipper to flip images when button click more than one time
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  1. PORun animation in ViewFlipper to flip images when button click more than one time
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    copied!<p>I'm working on LCR dice game in Android and I have a problem,when I try to click again on a button to run image flip animation,I'm using <code>Asynctask</code> to run animation this is a sample code of my project:</p> <pre><code>public class FlippingImage extends AsyncTask&lt;Void, Long, Long&gt; { @Override protected Long doInBackground(Void... params) { // TODO Auto-generated method stub int timer=0; mp=MediaPlayer.create(LCRDiceActivity.this,R.raw.rollingdices); mp.start(); while (timer&lt;5000) { mp.start(); Log.i("LCRgame", "start flip"); mFlipper.startFlipping(); mFlipper.setInAnimation(AnimationUtils.loadAnimation(LCRDiceActivity.this, R.anim.push_up_in)); mFlipper.setOutAnimation(AnimationUtils.loadAnimation(LCRDiceActivity.this, R.anim.push_up_out)); mFlipper2.startFlipping(); mFlipper2.setInAnimation(AnimationUtils.loadAnimation(LCRDiceActivity.this, R.anim.push_up_in)); mFlipper2.setOutAnimation(AnimationUtils.loadAnimation(LCRDiceActivity.this, R.anim.push_up_out)); mFlipper3.startFlipping(); mFlipper3.setInAnimation(AnimationUtils.loadAnimation(LCRDiceActivity.this, R.anim.push_up_in)); mFlipper3.setOutAnimation(AnimationUtils.loadAnimation(LCRDiceActivity.this, R.anim.push_up_out)); SystemClock.sleep(1000); timer=timer+1000; } return null; } @Override protected void onProgressUpdate(Long... values) { // TODO Auto-generated method stub super.onProgressUpdate(values); LCRDiceActivity.this.ChipsCountPlayer1.setText(ChipsCount1); } @Override protected void onPostExecute(Long result) { // TODO Auto-generated method stub //mFlipper.stopFlipping(); Random myRondom=new Random(); int myNumber=myRondom.nextInt(5)+1; switch (myNumber) { case 1: mFlipper.setDisplayedChild(mFlipper.indexOfChild(findViewById(R.id.img_L_1))); ChipsCount1=ChipsCount1-1; break; case 2: mFlipper.setDisplayedChild(mFlipper.indexOfChild(findViewById(R.id.img_C_1))); ChipsCount1=ChipsCount1-1; break; case 3: mFlipper.setDisplayedChild(mFlipper.indexOfChild(findViewById(R.id.img_R_1))); ChipsCount1=ChipsCount1-1; break; case 4: mFlipper.setDisplayedChild(mFlipper.indexOfChild(findViewById(R.id.img_dot_1))); break; case 5: mFlipper.setDisplayedChild(mFlipper.indexOfChild(findViewById(R.id.img_dot_1))); break; case 6: mFlipper.setDisplayedChild(mFlipper.indexOfChild(findViewById(R.id.img_dot_1))); break; default: break; } </code></pre> <p>}</p> <h3>And this is buttonClickListener :</h3> <pre><code>private OnClickListener StartClickListener=new OnClickListener() { public void onClick(View v) { // TODO Auto-generated method stub // flipImage=new FlippingImage(); // flipImage.execute( ); Runnable myRunner = new Runnable(){ public void run() { new FlippingImage().execute(); }}; myHandler=new Handler(); myHandler.post(myRunner); } }; </code></pre> <h3>And I got this error:</h3> <pre><code>11-21 14:16:25.861: ERROR/AndroidRuntime(329): FATAL EXCEPTION: AsyncTask #2 11-21 14:16:25.861: ERROR/AndroidRuntime(329): java.lang.RuntimeException: An error occured while executing doInBackground() 11-21 14:16:25.861: ERROR/AndroidRuntime(329):at android.os.AsyncTask$3.done(AsyncTask.java:200) 11-21 14:16:25.861: ERROR/AndroidRuntime(329):at java.util.concurrent.FutureTask$Sync.innerSetException(FutureTask.java:274) 11-21 14:16:25.861: ERROR/AndroidRuntime(329):at java.util.concurrent.FutureTask.setException(FutureTask.java:125) 11-21 14:16:25.861: ERROR/AndroidRuntime(329):at java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:308) 11-21 14:16:25.861: ERROR/AndroidRuntime(329):at java.util.concurrent.FutureTask.run(FutureTask.java:138) 11-21 14:16:25.861: ERROR/AndroidRuntime(329):at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1088) 11-21 14:16:25.861: ERROR/AndroidRuntime(329):at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:581) 11-21 14:16:25.861: ERROR/AndroidRuntime(329):at java.lang.Thread.run(Thread.java:1019) 11-21 14:16:25.861: ERROR/AndroidRuntime(329): Caused by: android.view.ViewRoot$CalledFromWrongThreadException: Only the original thread that created a view hierarchy can touch its views. 11-21 14:16:25.861: ERROR/AndroidRuntime(329):at android.view.ViewRoot.checkThread(ViewRoot.java:2932) 11-21 14:16:25.861: ERROR/AndroidRuntime(329):at android.view.ViewRoot.invalidateChild(ViewRoot.java:642) 11-21 14:16:25.861: ERROR/AndroidRuntime(329):at android.view.ViewRoot.invalidateChildInParent(ViewRoot.java:668) 11-21 14:16:25.861: ERROR/AndroidRuntime(329):at android.view.ViewGroup.invalidateChild(ViewGroup.java:2511) </code></pre> <p>How to solve this problem please help me ?</p>
 

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