/* 

 * Motif

 *

 * Copyright (c) 1987-2012, The Open Group. All rights reserved.

 *

 * These libraries and programs are free software; you can

 * redistribute them and/or modify them under the terms of the GNU

 * Lesser General Public License as published by the Free Software

 * Foundation; either version 2 of the License, or (at your option)

 * any later version.

 *

 * These libraries and programs are distributed in the hope that

 * they 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.

 *

 * You should have received a copy of the GNU Lesser General Public

 * License along with these librararies and programs; if not, write

 * to the Free Software Foundation, Inc., 51 Franklin Street, Fifth

 * Floor, Boston, MA 02110-1301 USA

 */ 

/* 

 * HISTORY

 */ 

/*   $XConsortium: CallbackI.h /main/8 1995/07/14 10:13:23 drk $ */

/* (c) Copyright 1989, 1990  DIGITAL EQUIPMENT CORPORATION, MAYNARD, MASS. */

/* (c) Copyright 1987, 1988, 1989, 1990, 1991, 1992 HEWLETT-PACKARD COMPANY */

/* (c) Copyright 1988 MASSACHUSETTS INSTITUTE OF TECHNOLOGY  */

/* (c) Copyright 1988 MICROSOFT CORPORATION */

#ifndef _XmCallbackI_h

#define _XmCallbackI_h

#include "XmI.h"

#ifdef __cplusplus

extern "C" {

#endif

#define _XtCBCalling		1

#define _XtCBFreeAfterCalling	2

/* The internal callback list is a little header followed by an array of

 * XtCallbackRec structs.  Declaring the first element of the array with 

 * the header allows the compiler to take care of any alignment required.

 */

typedef struct internalCallbackRec {

  unsigned short count;

  char           is_padded;	/* contains NULL padding for external form */

  char           call_state;	/* combination of _XtCB{FreeAfter}Calling */

  XtCallbackRec  callbacks;	/* first XtCallback record declared here */

} InternalCallbackRec, *InternalCallbackList;

/********    Private Function Declarations    ********/

extern void _XmAddCallback(InternalCallbackList *callbacks,

			   XtCallbackProc callback,

			   XtPointer closure);

extern void _XmRemoveCallback(InternalCallbackList *callbacks,

			      XtCallbackProc callback,

			      XtPointer closure);

extern void _XmCallCallbackList(Widget widget,

				XtCallbackList callbacks,

				XtPointer call_data);

extern void _XmRemoveAllCallbacks(InternalCallbackList *callbacks);

/********    End Private Function Declarations    ********/

#ifdef __cplusplus

}  /* Close scope of 'extern "C"' declaration which encloses file. */

#endif

#endif /* _XmCallbackI_h */

/* DON'T ADD STUFF AFTER THIS #endif */