title: Reduce padding in app bar buttons in flutter
body: <p>How can I reduce spacing between button ?</p>
  
  <p>You can see four buttons on app bar takes so much space, I have tried Rows. but not worked</p>
  
  <p><a href="https://i.stack.imgur.com/3zSMS.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/3zSMS.png" alt="enter image description here"></a>
  Below is my code --</p>
  
  <pre><code> AppBar(
    backgroundColor: Colors.deepOrange,
    iconTheme: new IconThemeData(color: Colors.white),
    title: Text(
      titleString,
      style: TextStyle(color: Colors.white),
    ),
  
    actions: &lt;Widget&gt;[
  
      IconButton(
  
        icon: Icon(
          Icons.search,
          color: Colors.white,
        ),
        //iconSize: 20,
        onPressed: null,
      ),
      IconButton(
        icon: Icon(
          Icons.notifications_none,
          color: Colors.white,
        ),
       // iconSize: 20,
  
        onPressed: null,
      ),
      //Add more icon here
  
    ],
  );
  </code></pre>