title: How to implement freeze column in GXT 3.x?
body: <p>How can frozen columns be implemented in GXT 3.x (from Sencha)? Ext-JS, another product from Sencha seems to implement this, but I can't see where the Java based GXT implement the same thing:</p>
  
  <p><a href="http://dev.sencha.com/deploy/ext-4.0.0/examples/grid/locking-grid.html">http://dev.sencha.com/deploy/ext-4.0.0/examples/grid/locking-grid.html</a></p>