ucursor.hpp

/************************************************************************
 *
 *  ucursor.hpp: Cursor Attribute
 *  Ubit GUI Toolkit - Version 6
 *  (C) 2009 | Eric Lecolinet | TELECOM ParisTech | 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.
 * ***********************************************************************/

#ifndef _ucursor_hpp_
#define _ucursor_hpp_ 1
#include <ubit/uattr.hpp>
namespace ubit {
  
  class UCursorImpl;
  
  class UCursor : public UAttr {
  public:
    UCLASS(UCursor)
    
    static UCursor none, pointer, crosshair, text, hand, pencil, wait, question, 
    hresize, vresize, move, dnd;
    
    UCursor(const UCursor& = UCursor::none);
    
    UCursor(int cursor_type);
    
    UCursor(int cursor_type, UConst);
    
    virtual ~UCursor();
    
    UCursor& operator=(const UCursor& c) {return set(c);}
    
    virtual UCursor& set(const UCursor&);
    
    bool operator==(const UCursor& c) const {return equals(c);}
    bool operator!=(const UCursor& c) const {return !equals(c);}
    virtual bool equals(const UCursor&) const;
    
    int getCursorType() const {return cursor_type;}
    
    // - - - impl  - - - - - - - - - - - - - - - - - - - - - - - - - - -
    
    virtual void update() {} 
    
    UCursorImpl* getCursorImpl(UDisp*) const;
    
#ifndef NO_DOC
    virtual void addingTo(UChild&, UElem& parent);
    virtual void removingFrom(UChild&, UElem& parent);
    virtual void putProp(UUpdateContext*, UElem&);
    
  private:
    int cursor_type;
    mutable std::vector<UCursorImpl*> cimpl;
#endif
  };
  
}
#endif