utreebox.hpp

/* ==================================================== ======== ======= *
*
*  utreebox.hpp
*  Ubit Project
*  Part of the Ubit Toolkit: A Brick Construction Game Model for Creating GUIs
*  (C) 1999-2006 / Eric Lecolinet / ENST Paris / http://www.enst.fr/~elc/ubit
*
* ***********************************************************************
* COPYRIGHT NOTICE : 
* THIS PROGRAM IS DISTRIBUTED WITHOUT ANY WARRANTY AND WITHOUT EVEN THE 
* IMPLIED WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE. 
* YOU CAN REDISTRIBUTE IT AND/OR MODIFY IT UNDER THE TERMS OF THE GNU 
* GENERAL PUBLIC LICENSE AS PUBLISHED BY THE FREE SOFTWARE FOUNDATION; 
* EITHER VERSION 2 OF THE LICENSE, OR (AT YOUR OPTION) ANY LATER VERSION.
* SEE FILES 'COPYRIGHT' AND 'COPYING' FOR MORE DETAILS.
* ***********************************************************************
* ==================================================== [(c)Elc] ======= *
* ==================================================== ======== ======= */

#ifndef _utreebox_hpp_
#define _utreebox_hpp_
//pragma ident  "@(#)utreebox.hpp       ubit:05.05.00"
#include <ubit/ulistbox.hpp>
namespace ubit {

class UTreebox : public UListbox {
public:
  UBIT_ELEMENT_CLASS(UTreebox, UListbox)
  
  UTreebox(const UArgs& = UArgs::none);
  friend UTreebox& utreebox(const UArgs& = UArgs::none);
  
  virtual ~UTreebox();
  
  // - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -

  virtual UTreenode* getSelectedNode() const;
  
  virtual void setSelectedNode(UTreenode&);
  
  virtual int getSelectedIndex() const;
  
  virtual void setSelectedIndex(int n);
  
private:
    friend class UTreenode;
};
/* ==================================================== ===== ======= */

class UTreenode : public UVbox {
public:
  UBIT_ELEMENT_CLASS(UTreenode, UVbox)

  UTreenode(const UArgs& label = UArgs::none);
  UTreenode(const UArgs& label, const UArgs& subnode_list);
  
  friend UTreenode& utreenode(const UArgs& label = UArgs::none);
  friend UTreenode& utreenode(const UArgs& label, const UArgs& subnode_list);

  // - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
    
  virtual void addNode(UTreenode&);
  virtual void removeNode(UTreenode&);

  virtual void expand(bool = true);
  virtual void collapse() {expand(false);}

  //virtual void setOffset(UHmargin&);

  UBox& label() {return *plabel;}
  const UBox& label() const {return *plabel;}
  
  UBox& subnodes() {return *psubnodes;}
  const UBox& subnodes() const {return *psubnodes;}
  
private:
  friend class UTreebox;
  uptr<UBox> plabel, psubnodes;
  uptr<UBox> pexpander;
  void constructs(const UArgs& label, const UArgs& subnode_list);
};

} 
#endif
/* ==================================================== [TheEnd] ======= */
/* ==================================================== [(c)Elc] ======= */

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