title: how to make glow effect in my images?
body: <p>I created simple gridview application. Now I wish to create glow effect for my images, please help me how to create glow effect for my gird view images? if anyone know please give me some idea and sample code....</p>
  
  <p>This is my present screenshot:</p>
  
  <p><img src="https://i.stack.imgur.com/E1flb.png" alt="enter image description here"></p>
  
  <p>And this is my expected glow effect screenshot: 
  <img src="https://i.stack.imgur.com/SKshH.png" alt="enter image description here"></p>
  
  <p>source code:</p>
  
  <p>main.xml:</p>
  
  <pre><code>&lt;?xml version="1.0" encoding="utf-8"?&gt;
  &lt;LinearLayout 
      xmlns:android="http://schemas.android.com/apk/res/android"
      android:orientation="vertical"
      android:layout_width="fill_parent"
      android:layout_height="fill_parent"&gt;
  &lt;TextView 
      android:layout_width="fill_parent"
      android:layout_height="wrap_content"
      android:text="@string/hello" /&gt;
  &lt;GridView 
      android:id="@+id/gridview"
      android:layout_width="fill_parent"
      android:layout_height="fill_parent"
      android:numColumns="auto_fit"
      android:verticalSpacing="10dp"
      android:horizontalSpacing="10dp"
      android:columnWidth="90dp"
      android:stretchMode="columnWidth"
      android:gravity="center" /&gt;
  &lt;/LinearLayout&gt;
  </code></pre>
  
  <p>GridviewExampleActivity.java</p>
  
  <pre><code>public class GridviewExampleActivity extends Activity
  {
  
  public void onCreate(Bundle savedInstanceState){
          super.onCreate(savedInstanceState);
  
          setContentView(R.layout.main);
  
          GridView gridview = (GridView) findViewById(R.id.gridview);
          gridview.setAdapter(new ImageAdapter(this));
  }
  
  public class ImageAdapter extends BaseAdapter{
  private Context mContext;
  
  public ImageAdapter(Context c){
  mContext = c;
  }
  
  public int getCount()
  {
  
      return mThumbIds.length;
   }
  
  public Object getItem(int position)
  { 
      return null;
  
  }
  
  public long getItemId(int position)
  {
  return 0;
                                  }
  // create a new ImageView for each item referenced by the Adapter
  
  public View getView(int position, View convertView, ViewGroup parent)
  {
  ImageView imageView;
  
  if (convertView == null)
  {
   imageView = new ImageView(mContext);
  imageView.setLayoutParams(new GridView.LayoutParams(85, 85));
  imageView.setScaleType(ImageView.ScaleType.CENTER_CROP);
  imageView.setPadding(8, 8, 8, 8);
  }
  else
  {
  imageView = (ImageView) convertView;
                                                  }
  imageView.setImageResource(R.drawable.icon);
  
  return imageView;
                                  }
  private Integer[] mThumbIds = {
          R.drawable.icon, R.drawable.icon,
          R.drawable.icon, R.drawable.icon,
          R.drawable.icon, R.drawable.icon,
          R.drawable.icon, R.drawable.icon,
          R.drawable.icon, R.drawable.icon};
  }   
  
  }
  </code></pre>
  
  <p>glow effect screen shot:
  ![enter image description here][3]</p>