/*
* 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 */