</span> <span class="n"><a href="../Type%20Definitions.html#/c:SDLNotificationConstants.h@T@SDLRPCButtonNotificationHandler">SDLRPCButtonNotificationHandler</a></span><span class="p">)</span>
                                         <span class="n"><a href="../Classes/SDLSoftButton.html#/c:objc(cs)SDLSoftButton(py)handler">handler</a></span><span class="p">;</span></code></pre>

  
  <h4>Swift</h4>
  <pre class="highlight swift"><code><span class="nf">init</span><span class="p">(</span><span class="nv">type