title: how to make text field non editable at first launch of app
body: <p>I want to make textfield non editable when application first time launched.
  And I am having a UIBarbutton item by tapping it, it will make textfield editable.
  i am trying below code but not working .</p>
  
  <pre><code>- (BOOL)textFieldShouldBeginEditing:(UITextField *)textField{
  if(edit == NO){
     textField.enabled = NO;
  }
      if(edit == YES){
      textField.enabled = NO;
    }
   return YES;}
  </code></pre>