79 lines
2.1 KiB
C
79 lines
2.1 KiB
C
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#ifndef lint
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static char sccs_id[] = "%W% %H%";
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#endif
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/*
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* Copyright 1988 by Siemens Research and Technology Laboratories, Princeton, NJ
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*
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* All Rights Reserved
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*
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* Permission to use, copy, modify, and distribute this software and its
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* documentation for any purpose and without fee is hereby granted,
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* provided that the above copyright notice appear in all copies and that
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* both that copyright notice and this permission notice appear in
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* supporting documentation, and that the name of Siemens Research and Technology
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* Laboratories not be used in advertising or publicity pertaining to
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* distribution of the software without specific, written prior permission.
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*
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*
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* SIEMENS DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING
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* ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL
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* SIEMENS BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR
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* ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
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* WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION,
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* ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
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* SOFTWARE.
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*/
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#include "copyright.h"
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/*
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RTL Menu Package Version 1.2
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by Joe Camaratta and Mike Berman, Siemens RTL, Princeton NJ, 1988
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evstack.c: stack implementation for X events
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*/
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#include <stdio.h>
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#include <stdlib.h>
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#include <X11/Xlib.h>
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#include "evstackP.h"
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bool EventStackIsEmpty(EventStk)
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EventStack EventStk;
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{
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return (EventStk == NullStack);
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}
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void PushEvent(event, EventStk)
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XEvent *event;
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EventStack *EventStk;
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{
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EventNode *new_node;
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new_node = (_EventStack)malloc(sizeof(EventNode));
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new_node->next = *(_EventStack *)EventStk;
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new_node->event = *event;
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*EventStk = (EventStack)new_node;
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}
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EventStack EmptyEventStack()
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{
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return NullStack;
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}
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XEvent PopEvent(EventStk)
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EventStack *EventStk;
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{
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EventNode *old_node;
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XEvent pop_event;
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old_node = *(_EventStack *)EventStk;
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*EventStk = (EventStack)old_node->next;
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pop_event = old_node->event;
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free((pointer)old_node);
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return pop_event;
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}
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