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/*
 * Event.h - exported types and functions for toolkit event handler
 *
 * Author:	Charles Haynes
 * 		Digital Equipment Corporation
 * 		Western Software Laboratory
 * Date:	Sun Dec  6 1987
 */

#ifndef _Event_h_
#define _Event_h_

typedef struct _XtGrabRec  *XtGrabList;

#include "PassivGraI.h"

_XFUNCPROTOBEGIN

extern void _XtEventInitialize(
    void
);

typedef struct _XtEventRec {
     XtEventTable	next;
     EventMask		mask;	/*  also select_data count for RecExt */
     XtEventHandler	proc;
     XtPointer		closure;
     unsigned int	select:1;
     unsigned int	has_type_specifier:1;
     unsigned int	async:1; /* not used, here for Digital extension? */
} XtEventRec;

typedef struct _XtGrabRec {
    XtGrabList next;
    Widget   widget;
    unsigned int exclusive:1;
    unsigned int spring_loaded:1;
}XtGrabRec;

typedef struct _BlockHookRec {
    struct _BlockHookRec* next;
    XtAppContext app;
    XtBlockHookProc proc;
    XtPointer closure;
} BlockHookRec, *BlockHook;

extern void _XtFreeEventTable(
    XtEventTable*	/* event_table */
);

extern Boolean _XtOnGrabList(
    Widget	/* widget */,
    XtGrabRec*	/* grabList */
);

extern void _XtRemoveAllInputs(
    XtAppContext /* app */
);

extern void _XtRefreshMapping(
    XEvent*	/* event */,
    _XtBoolean	/* dispatch */
);

extern void _XtSendFocusEvent(
    Widget	/* child */,
    int		/* type */);

extern EventMask _XtConvertTypeToMask(
    int		/* eventType */
);

/* EventUtil.c */
extern Widget _XtFindRemapWidget(XEvent *event, Widget widget,
				 EventMask mask, XtPerDisplayInput pdi);
extern void _XtUngrabBadGrabs(XEvent *event, Widget widget,
				 EventMask mask, XtPerDisplayInput pdi);
extern void _XtFillAncestorList(Widget **listPtr, int *maxElemsPtr,
				int *numElemsPtr, Widget start,
				Widget breakWidget);

/* NextEvent.c */
extern Boolean XtAppPeekEvent_SkipTimer;

_XFUNCPROTOEND

#endif /* _Event_h_ */

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