Android Kurs - Thread, ProgressDialog

import android.os.Bundle;
import android.app.Activity;
import android.app.ProgressDialog;
import android.view.Menu;
import android.view.View;

public class MainActivity extends Activity {

   private ProgressDialog progress;
   @Override
   protected void onCreate(Bundle savedInstanceState) {
      super.onCreate(savedInstanceState);
      setContentView(R.layout.activity_main);
      progress = new ProgressDialog(this);
   }


   public void startujProgress(View view){
      progress.setMessage("Radimo nestooo ");
      progress.setProgressStyle(ProgressDialog.STYLE_HORIZONTAL);
      progress.setIndeterminate(false);
      progress.show();

   final int dokleIde= 100;

   final Thread t = new Thread(){

   @Override
   public void run(){

      int napredak= 0;
      while(napredak < dokleIde){
         try {
              // pauziraj 200 milisekundi
            sleep(200);
            napredak += 5; // uvecaj %
                 // prikazi uvecani %
            progress.setProgress(napredak);
         } catch (InterruptedException e) {
           // TODO Auto-generated catch block
           e.printStackTrace();
         }

      }
           // gotova while petlja, sakrivamo dijalog
             progress.dismiss();
             progress.setProgress(0);

   }
   };
   t.start();

   }

}