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      1 /***********************************************************
      2 
      3 Copyright 1987, 1988, 1998  The Open Group
      4 
      5 Permission to use, copy, modify, distribute, and sell this software and its
      6 documentation for any purpose is hereby granted without fee, provided that
      7 the above copyright notice appear in all copies and that both that
      8 copyright notice and this permission notice appear in supporting
      9 documentation.
     10 
     11 The above copyright notice and this permission notice shall be included in
     12 all copies or substantial portions of the Software.
     13 
     14 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
     15 IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
     16 FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL THE
     17 OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
     18 AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
     19 CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
     20 
     21 Except as contained in this notice, the name of The Open Group shall not be
     22 used in advertising or otherwise to promote the sale, use or other dealings
     23 in this Software without prior written authorization from The Open Group.
     24 
     25 
     26 Copyright 1987, 1988 by Digital Equipment Corporation, Maynard, Massachusetts.
     27 
     28                         All Rights Reserved
     29 
     30 Permission to use, copy, modify, and distribute this software and its
     31 documentation for any purpose and without fee is hereby granted,
     32 provided that the above copyright notice appear in all copies and that
     33 both that copyright notice and this permission notice appear in
     34 supporting documentation, and that the name of Digital not be
     35 used in advertising or publicity pertaining to distribution of the
     36 software without specific, written prior permission.
     37 
     38 DIGITAL DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING
     39 ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL
     40 DIGITAL BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR
     41 ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
     42 WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION,
     43 ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
     44 SOFTWARE.
     45 
     46 ******************************************************************/
     47 
     48 /*
     49  * Event.h - exported types and functions for toolkit event handler
     50  *
     51  * Author:	Charles Haynes
     52  * 		Digital Equipment Corporation
     53  * 		Western Software Laboratory
     54  * Date:	Sun Dec  6 1987
     55  */
     56 
     57 #ifndef _Event_h_
     58 #define _Event_h_
     59 
     60 typedef struct _XtGrabRec  *XtGrabList;
     61 
     62 #include "PassivGraI.h"
     63 
     64 _XFUNCPROTOBEGIN
     65 
     66 extern void _XtEventInitialize(
     67     void
     68 );
     69 
     70 typedef struct _XtEventRec {
     71      XtEventTable	next;
     72      EventMask		mask;	/*  also select_data count for RecExt */
     73      XtEventHandler	proc;
     74      XtPointer		closure;
     75      unsigned int	select:1;
     76      unsigned int	has_type_specifier:1;
     77      unsigned int	async:1; /* not used, here for Digital extension? */
     78 } XtEventRec;
     79 
     80 typedef struct _XtGrabRec {
     81     XtGrabList next;
     82     Widget   widget;
     83     unsigned int exclusive:1;
     84     unsigned int spring_loaded:1;
     85 }XtGrabRec;
     86 
     87 typedef struct _BlockHookRec {
     88     struct _BlockHookRec* next;
     89     XtAppContext app;
     90     XtBlockHookProc proc;
     91     XtPointer closure;
     92 } BlockHookRec, *BlockHook;
     93 
     94 extern void _XtFreeEventTable(
     95     XtEventTable*	/* event_table */
     96 );
     97 
     98 extern Boolean _XtOnGrabList(
     99     Widget	/* widget */,
    100     XtGrabRec*	/* grabList */
    101 );
    102 
    103 extern void _XtRemoveAllInputs(
    104     XtAppContext /* app */
    105 );
    106 
    107 extern void _XtRefreshMapping(
    108     XEvent*	/* event */,
    109     _XtBoolean	/* dispatch */
    110 );
    111 
    112 extern void _XtSendFocusEvent(
    113     Widget	/* child */,
    114     int		/* type */);
    115 
    116 extern EventMask _XtConvertTypeToMask(
    117     int		/* eventType */
    118 );
    119 
    120 /* EventUtil.c */
    121 extern Widget _XtFindRemapWidget(XEvent *event, Widget widget,
    122 				 EventMask mask, XtPerDisplayInput pdi);
    123 extern void _XtUngrabBadGrabs(XEvent *event, Widget widget,
    124 				 EventMask mask, XtPerDisplayInput pdi);
    125 extern void _XtFillAncestorList(Widget **listPtr, int *maxElemsPtr,
    126 				int *numElemsPtr, Widget start,
    127 				Widget breakWidget);
    128 
    129 /* NextEvent.c */
    130 extern Boolean XtAppPeekEvent_SkipTimer;
    131 
    132 _XFUNCPROTOEND
    133 
    134 #endif /* _Event_h_ */
    135