/* $XConsortium: HelpSystem.h /main/3 1995/11/06 09:40:54 rswiston $ */
/*                                                                      *
 * (c) Copyright 1993, 1994 Hewlett-Packard Company                     *
 * (c) Copyright 1993, 1994 International Business Machines Corp.       *
 * (c) Copyright 1993, 1994 Sun Microsystems, Inc.                      *
 * (c) Copyright 1993, 1994 Novell, Inc.                                *
 */

#ifndef HELP_SYSTEM_H
#define HELP_SYSTEM_H

#include "MotifUI.h"

typedef enum
{
   HELP_DIALOG,
   QUICK_HELP
} HelpStyle;

class HelpSystem : public MotifUI {

   friend void HyperlinkCB(Widget, XtPointer, XtPointer);
   friend void CloseCB(Widget, XtPointer, XtPointer);

 private:

   static void HyperlinkCB(Widget, XtPointer, XtPointer);
   static void CloseCB(Widget, XtPointer, XtPointer);
   void CreateHelpDialog(MotifUI *, char *, char *, char *, HelpStyle);
   boolean SetVisiblity(boolean flag);

   HelpStyle _style;

 public:

   HelpSystem(MotifUI * parent,
              char * name,
              char * volume = NULL,
              char * location_id = "_hometopic",
              HelpStyle style = HELP_DIALOG);
   HelpSystem(char *category,
              MotifUI * parent,
              char * name,
              char * volume = NULL,
              char * location_id = "_hometopic",
              HelpStyle style = HELP_DIALOG);

   char *HelpVolume();
   char *LocationID();
   void HelpVolume(char *volume,
		   char *location = "_hometopic");
   void LocationID(char *location);

   const UI_Class UIClass()           { return HELP_SYSTEM; }
   const int UISubClass()             { return _style; }
   const char *const UIClassName()    { return "HelpSystem"; }

};

#endif // HELP_SYSTEM_H