title: How to disable background screen after alertdialog appear or enable only alertdialog?
body: <p>I have a game after game over, I am save the score and name using alertdialog into database,its fine but when I click any where on game window alertdialog closed and again game is working for that I need disable game window after game is over or alertdialog never closed event I click on game window.</p>
  
  <p>my code is:</p>
  
  <pre><code>mainactivity:
  
  public class MainActivity extends Activity {
  
  static TextView editText;
  static int score=0;
  @Override
  protected void onCreate(Bundle savedInstanceState) {
      super.onCreate(savedInstanceState);
      setContentView(R.layout.activity_main);     
       editText=(TextView) findViewById(R.id.editText1);
       //editText.setText(""+score);
       Button button=(Button) findViewById(R.id.button1);
       button.setOnClickListener(new OnClickListener() {
  
          @Override
          public void onClick(View v) {
              // TODO Auto-generated method stub
              new AnimatedView(MainActivity.this).pauseClicked();
          }
      });
  }
  public static void setCount(int count) {
  
      //new MainActivity().onCreate(null);
      score=count;
      editText.setText(""+score);
  }
  </code></pre>
  
  <p>Animatedview:</p>
  
  <pre><code>public class AnimatedView extends ImageView{
  
  String name;
  static int count=0;
  private Context mContext;
  int x = 130;
  int y = 450;
  private float a,b;
  private int xVelocity = 20;
  private int yVelocity = 20;
  private Handler h;
  private final int FRAME_RATE = 25;
  BitmapDrawable ball;
  boolean touching;
  boolean dm_touched = false;
  float move=3;
  int bm_x = 0, bm_y = 0, bm_offsetx, bm_offsety,bm_w,bm_h;
  boolean paused;
  private Paint line, ball1, background;
  static int click=0;
  private static final int TEXT_ID = 0;
  DBCeation dbCeation;
  public AnimatedView(Context context) {
      super(context);
  }
  public AnimatedView(Context context, AttributeSet attrs)  {  
      super(context, attrs);  
      mContext = context; 
      h = new Handler();
  } 
  
  private Runnable r = new Runnable() {
      @Override
      public void run() {
          //Log.e("game","run called");
          if(touching = true)
          invalidate(); 
      }
  };
  
  
  @Override
  protected void onDraw(Canvas c) {  
      BitmapDrawable ball = (BitmapDrawable) mContext.getResources().getDrawable(R.drawable.ball);  
      if (x&lt;0 &amp;&amp; y &lt;0) {
          //x = this.getWidth()/2;
          y = c.getHeight()/2;
  
  
      } else {
          //Log.d("s",""+xVelocity);
          Log.d("s",""+yVelocity);
          x += xVelocity;
          y += yVelocity;
          if ((x &gt; this.getWidth() - ball.getBitmap().getWidth()) || (x &lt; 0)) {
              xVelocity = xVelocity*-1;
          }
          if (y &gt;( this.getHeight() - ball.getBitmap().getHeight()) ||y &lt;0) {
              yVelocity = yVelocity*-1;
          }
      }
      c.drawBitmap(ball.getBitmap(), x, y, null);  
     //Log.e("sarat",""+touching);
  
    if(click&gt;=2){
    if(bm_h+y&gt;630){
  
         final EditText input=new EditText(mContext);
        Toast.makeText(getContext(),"game over",Toast.LENGTH_SHORT).show(); 
        AlertDialog.Builder builder = new AlertDialog.Builder(mContext);
        builder.setTitle("Game Is Over");
          builder.setMessage("Enter your Name");
           // Use an EditText view to get user input.
           input.setId(TEXT_ID);
           builder.setView(input);
           builder.setPositiveButton("save", new DialogInterface.OnClickListener() {
  
              @Override
              public void onClick(DialogInterface dialog, int which) {
                  // TODO Auto-generated method stub
  
                  name=input.getText().toString();
                  Log.d("name",""+name);
                  int score=MainActivity.score;
                  dbCeation=new DBCeation(mContext);
                  dbCeation.insertValues(name, score);
                  Intent intent=new Intent(mContext,Home.class);
                  click=0;
                  mContext.startActivity(intent);
              }
          });
        builder.setIcon(R.drawable.ic_launcher);
  
  
        builder.show();
        x=150;
        y=200;
        xVelocity=0;
        yVelocity=0;
  
    }}
      if(touching){
           // Log.e("game","iftouch called called");
          h.postDelayed(r, FRAME_RATE);    
          bm_w=ball.getBitmap().getWidth();
          bm_h=ball.getBitmap().getHeight();
        }
    }
  public void pauseClicked()
  {   
      xVelocity=0;
      yVelocity=0;
      invalidate(xVelocity, yVelocity, 0, 0);
  }
  @Override
  public boolean onTouchEvent(MotionEvent event) {
      // Log.d("game","ontouch called");
      int touchType = event.getAction();
  
       switch(touchType){
          case MotionEvent.ACTION_MOVE: 
              a = event.getX();
              b = event.getY();
              touching = true;
  
             /* if (dm_touched) {
                  x = (int) a - bm_offsetx;
                  y = (int) b - bm_offsety;
              }*/
              //invalidate();
              break;
  
           case MotionEvent.ACTION_DOWN: 
               //x and y give you your touch coordinates
                a = event.getX();
                b = event.getY();
                touching = true;
                if(a&gt;x+20&amp;&amp;a&lt;330&amp;&amp;b&lt;=y+320&amp;&amp;b&gt;y){
                       click++;
                       Log.d("click",""+click);
                   invalidate();
                   touching=true;}
               /* if (touching) {
                      // paused = true;
                      h.removeCallbacks(r);
                      touching = false;
                  } else {
                      touching = true;
                  }*/
                //Log.d("game","action_down called");
                Log.e("s",""+ a);
                Log.e("s",""+ b);
                Log.e("s",""+ x);
                Log.e("s",""+ y);
                Log.e("s",""+ bm_w);
                Log.e("s",""+ bm_h);
                if ((a &gt; x) &amp;&amp; (a &lt; bm_w + x) &amp;&amp; (b &gt; y) &amp;&amp; (b &lt; bm_h + y)) { 
                    count++;
                  MainActivity.setCount(count);
                    //invalidate();
                    Log.i("score",""+count);
  
                  }
                if (dm_touched) {
                    if ((a &gt; x) &amp;&amp; (a &lt; bm_w + x) &amp;&amp; (b &gt; y) &amp;&amp; (b &lt; bm_h + y)) { 
                    move+=2;
                      //x = (int) a - bm_offsetx;
                    y = (int) (yVelocity*-1);
  
                    //invalidate();
  
                  }}
                 // dm_touched = true;
           case MotionEvent.ACTION_UP:
               a = event.getX();
                b = event.getY();
              /* if(a&gt;x+20&amp;&amp;a&lt;330&amp;&amp;b&lt;=y+320&amp;&amp;b&gt;y){
                   click++;
                   Log.d("click",""+click);
               invalidate();
               touching=true;}*/
               if ((a &gt; x) &amp;&amp; (a &lt; bm_w + x) &amp;&amp; (b &gt; y) &amp;&amp; (b &lt; bm_h + y)) { 
                  Log.e("game","clicked");
              }
  
              default:
  
                  dm_touched = true;
              }
  
              return true;
  }
  
  @Override
  public void destroyDrawingCache() {
  
      count=0;
      click=0;
      super.destroyDrawingCache();
  }
  </code></pre>
  
  <p>}</p>