package votorola.a.web.wic; // Copyright 2008, 2012, Michael Allan.  Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Votorola Software"), to deal in the Votorola Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicence, and/or sell copies of the Votorola Software, and to permit persons to whom the Votorola Software is furnished to do so, subject to the following conditions: The preceding copyright notice and this permission notice shall be included in all copies or substantial portions of the Votorola Software. THE VOTOROLA SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE VOTOROLA SOFTWARE OR THE USE OR OTHER DEALINGS IN THE VOTOROLA SOFTWARE.

import org.apache.wicket.Page;
import votorola.g.lang.*;
import votorola.g.web.wic.*;


/** A tab that controls the visibility of a navigation sub-bar.
  * When the super-tab is selected, the sub-bar becomes visible beneath it.
  */
public abstract @ThreadSafe class SuperTab extends NavTab
{


    /** Constructs a SuperTab.
      *
      *     @param subBar per {@linkplain #subBar subBar}()
      */
    protected SuperTab( NavBar subBar ) { init( subBar ); }



    /** Partially constructs a SuperTab.
      */
    protected SuperTab() {}



    /** Completes the partial construction of a SuperTab.
      */
    protected final void init( NavBar subBar ) { this.subBar = subBar; }



   // - N a v - T a b --------------------------------------------------------------------


    /** Throws {@linkplain UnsupportedOperationException UnsupportedOperationException}.
      */
    public final @Override Bookmark bookmark() { throw new UnsupportedOperationException(); }



    /** @return null
      */
    public final @Override Class<? extends Page> pageClass() { return null; }



 // /** The runner for the last page viewed beneath the sub-bar.
 //   *
 //   *     @see NavBar#lastRunner(VRequestCycle)
 //   */
 // public final RequestCycleRunner runner( VRequestCycle cycle )
 // {
 //     return subBar.lastRunner( cycle );
 // }
 ///// runners removed on migration to stateless pages



   // - S u p e r - B a r ----------------------------------------------------------------


    /** The navigation bar that is controlled by this super-tab.
      */
    public final NavBar subBar() { return subBar; }


        private NavBar subBar; // final after init



}