squilu/flu/FLU/Flu_Combo_Tree.H

// $Id: Flu_Combo_Tree.h,v 1.6 2004/03/24 02:49:00 jbryan Exp $

/***************************************************************
 *                FLU - FLTK Utility Widgets
 *  Copyright (C) 2002 Ohio Supercomputer Center, Ohio State University
 *
 * This file and its content is protected by a software license.
 * You should have received a copy of this license with this file.
 * If not, please contact the Ohio Supercomputer Center immediately:
 * Attn: Jason Bryan Re: FLU 1224 Kinnear Rd, Columbus, Ohio 43212
 *
 ***************************************************************/



#ifndef _FLU_COMBO_TREE_H
#define _FLU_COMBO_TREE_H

#include "FLU/Flu_Combo_Box.H"
#include "FLU/Flu_Tree_Browser.H"

//! Just like the Fl_Choice widget except the input area is editable and it can display a tree instead of a list (using Flu_Tree_Browser)
class FLU_EXPORT Flu_Combo_Tree : public Flu_Combo_Box
{

public:

  //! Normal FLTK widget constructor
  Flu_Combo_Tree( int x, int y, int w, int h, const char *l = 0 );

  //! Publicly exposed tree widget (instance of Flu_Tree_Browser)
  Flu_Tree_Browser tree;

  void textsize(Fl_Fontsize pix);
  void textfont(Fl_Font f);
  void add_item (void *adata, char const * avalue){}
  void *get_data_at (int pos=-1);
  void select_by_data (void *adata);
  void clear_items(){
    tree.clear();
  }
  bool hasItems(){
        return tree.children()>0;
  }

  DECLARE_CLASS_CHEAP_RTTI_2(Flu_Combo_Tree, Flu_Combo_Box)

 protected:

  bool _value( const char *v );
  const char* _next();
  const char* _previous();
  void _hilight( int x, int y );

  inline static void _cb( Fl_Widget *w, void *arg )
    { ((Flu_Combo_Tree*)arg)->cb(); }
  void cb();

};

#endif