BBoardUI::BBoardUI(Tree* tree) {
   ButtonState* dummystate = new ButtonState();

   /*
    * Buuld the button box.
    */
   buttons = new HBox();
   buttons->Insert(HGlue(10));
   buttons->Insert(new PushButton("Browse", dummystate, true));
   buttons->Insert(HGlue(6));
   buttons->Insert(new PushButton("Post", dummystate, true));
   buttons->Insert(HGlue(6));
   buttons->Insert(new PushButton("Email", dummystate, true));
   buttons->Insert(HGlue(6));
   buttons->Insert(new PushButton("Schedule", dummystate, true));
   buttons->Insert(HGlue(6));
   buttons->Insert(new PushButton("Filter", dummystate, true));
   buttons->Insert(HGlue(10));

   /*
    * Build the tree view.
    */
    treebrowser = new TreeBrowser(tree);


   /*
    * Insert the guts into a VBox and then into this.
    */
   Insert(new Tray
      new VBox(
	new VGlue(10),
	buttons,
	new VGlue(10),
	treebrowser,
	new VGlue(10)
    )
   );
};