/* 

 * 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

*/ 

#ifdef REV_INFO

#ifndef lint

static char rcsid[] = "$XConsortium: DestroyWid.c /main/7 1995/07/14 11:38:14 drk $"

#endif

#endif

/***********************************************************************

  	@(#)DestroyWid.c	1.6.1.1	Date:1/22/91

  	Author: TAT

	History:

            05/30/90 SJS add to sccs

            07/18/90 PSN reset the xisState's focus info to null if widget being

			 destroyed is the focus widget.

	Calls:

	Summary:

            Call all InformExpectedAction functions associated with an expose event.

        INPUTS

            widget - the widget (not yet destroyed)

        OUTPUTS

            none

        RETURNS 

            nothing

************************************************************************/

#include "xislib.h"

void xisDestroyWidget(widget)

Widget widget;

{

    XisObjectRecord *object = xisFindObjectFromWidget(widget);

    XisObjectRecord *current_object;

    if (object == NULL_Object) {

        /* This should really be an error case, but the semi-random nature of     */

        /* when MenuShells and their children actually go away makes it difficult */

        /* to correctly maintain the hierarchy in a *completely* accurate state.  */

        /* We know when objects are being destroyed, we don't know when the       */

        /* process is complete. (Only for Menu-related conveniences)              */

        (*xisTraceMsg)("xisDestroyWidget called with non-existent widget\n");

        return;

    }

    /* Call all relavent InformExpectedActions functions for EventDestroy */

    current_object = object;

    xisInform.is_valid = TRUE;

    xisInform.action_obj = object;

    xisInform.modifier_key_status = 0;

    xisInform.button_num = 0;

    xisInform.key_code = 0;

    xisInform.num_clicks = 0;

    xisInform.edge_code = 0;

    xisInform.event_code = EventDestroy;

    while (current_object != NULL) {

        if (current_object->proc_InformExpectedActions != NULL) {

            xisInform.current_obj = current_object;

            (*current_object->proc_InformExpectedActions)(EventDestroy); 

        }

        current_object = current_object->parent;

    }

    xisInform.is_valid = FALSE;

    /* Check whether the widget being destroyed is currently having focus?

     * If yes, change the focus to different widget.

     */

    if ( widget == xisState.focus_widget ) {

	xisState.focus_window = xisDummyFocusWindow;

	xisState.focus_widget = (Widget)NULL;

	xisState.focus_object_type = 0;

	xisState.focus_instance = 0;

    }

} /* End xisDestroyWidget() */