title: Setting onClickListener for the Drawable right of an EditText
body: <p>In my app I have a <code>EditText</code> with a search Icon on the right side. I used the code given below.</p>
  
  <pre><code> &lt;EditText
          android:id="@+id/search"
          android:layout_width="0dp"
          android:layout_height="match_parent"
          android:layout_margin="4dip"
          android:layout_weight="1"
          android:background="@drawable/textfield_search1"
          android:drawableLeft="@drawable/logo"
          android:drawableRight="@drawable/search_icon"
          android:hint="Search Anything..."
          android:padding="4dip"
          android:singleLine="true" /&gt;
  </code></pre>
  
  <p>I want to set the <code>onClickListener</code> for the search icon image assigned to the right drawable 
  of <code>EditText</code>. How is it possible?</p>