SoWWWAnchor.h

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/*
 *
 *  Copyright (C) 2000 Silicon Graphics, Inc.  All Rights Reserved. 
 *
 *  This library is free software; you can redistribute it and/or
 *  modify it under the terms of the GNU Lesser General Public
 *  License as published by the Free Software Foundation; either
 *  version 2.1 of the License, or (at your option) any later version.
 *
 *  This library is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 *  Lesser General Public License for more details.
 *
 *  Further, this software is distributed without any warranty that it is
 *  free of the rightful claim of any third person regarding infringement
 *  or the like.  Any license provided herein, whether implied or
 *  otherwise, applies only to this software file.  Patent licenses, if
 *  any, provided herein do not apply to combinations of this program with
 *  other software, or any other product whatsoever.
 * 
 *  You should have received a copy of the GNU Lesser General Public
 *  License along with this library; if not, write to the Free Software
 *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 *
 *  Contact information: Silicon Graphics, Inc., 1600 Amphitheatre Pkwy,
 *  Mountain View, CA  94043, or:
 * 
 *  http://www.sgi.com 
 * 
 *  For further information regarding this notice, see: 
 * 
 *  http://oss.sgi.com/projects/GenInfo/NoticeExplan/
 *
 */
 
 
/*
 *
 _______________________________________________________________________
 ______________  S I L I C O N   G R A P H I C S   I N C .  ____________
 |
 |   $Revision: 1.1.1.1 $
 |
 |   Description:
 |      Defines the SoWWWAnchor class
 |
 |   Author(s): David Mott, Jim Kent, Gavin Bell
 |
 ______________  S I L I C O N   G R A P H I C S   I N C .  ____________
 _______________________________________________________________________
 */
 
#ifndef  _SO_WWWANCHOR_
#define  _SO_WWWANCHOR_
 
#include <Inventor/fields/SoSFString.h>
#include <Inventor/nodes/SoLocateHighlight.h>
 
class SoWWWAnchor;
 
typedef void INVENTOR_API SoWWWAnchorCB(
    const SbString &url, void *userData, SoWWWAnchor *node);
 
 
 
 
 
class INVENTOR_API SoWWWAnchor : public SoLocateHighlight {
 
    SO_NODE_HEADER(SoWWWAnchor);
 
  public:
 
    SoWWWAnchor();
 
    enum Mapping {
        NONE,               
        POINT               
    };
 
 
 
    SoSFString  name;        
 
    SoSFString  description; 
 
    SoSFEnum    map;         
 
 
    void                setFullURLName(const SbString &url) { fullURL = url; }
    const SbString &    getFullURLName();
 
    static void setFetchURLCallBack( 
        SoWWWAnchorCB *f, void *userData); 
 
    static void setHighlightURLCallBack(
        SoWWWAnchorCB *f, void *userData);
 
  SoEXTENDER public:
    virtual void        handleEvent(SoHandleEventAction *action);
 
  SoINTERNAL public:
    static void         initClass();
 
  protected:
    virtual ~SoWWWAnchor();
    
    virtual void        redrawHighlighted(SoAction *act, bool isNowHighlighting);
 
    static SoWWWAnchorCB            *fetchURLcb;
    static void                     *fetchURLdata;
    static SoWWWAnchorCB            *highlightURLcb;
    static void                     *highlightURLdata;
    static SbString                 emptyString;
  
  private:  
    SbString                        fullURL;
};
 
#endif /* _SO_WWWANCHOR_ */