title: Android - Set textview when click item
body: <p>I have a gridview and each item have a text view.
  i would like SetText for text view when i click a item in gridview.</p>
  
  <p>it's method: <code>setOnItemClickListener</code></p>
  
  <p>but I don't know how to control the textview.</p>
  
  <p>any ideas, examples or tutorials?
  thanks.</p>