title: iPhone panel control
body: <p>In my iPad application there are many buttons (around 50), and I want to make a group box which contain buttons arranged by category.</p>
  
  <p>I am looking for something like a C# or .NET <a href="http://msdn.microsoft.com/en-us/library/system.windows.forms.groupbox.aspx" rel="nofollow">GroupBox</a>/<a href="http://msdn.microsoft.com/en-us/library/system.windows.forms.panel.aspx" rel="nofollow">Panel</a>.</p>