/* $XConsortium: MenuState.c /main/5 1995/07/15 20:52:55 drk $ */

/*

 * 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 HAVE_CONFIG_H

#include <config.h>

#endif

#include <Xm/XmP.h>

#include <Xm/RowColumnP.h>

#include <Xm/ScreenP.h>

#include "MenuStateI.h"

/********    Static Function Declarations    ********/

static void ScreenDestroyCallback ( 

			Widget w, 

			XtPointer client_data, 

			XtPointer call_data );

/********    End Static Function Declarations    ********/

Widget

_XmGetRC_PopupPosted (

       Widget wid)

{

   if (XmIsRowColumn(wid))

      return (RC_PopupPosted(wid));

   else

      return NULL;

}

/*

 * The following two functions are used by menu and menu-item widgets to keep

 * track of whether we're in drag (button down) or traversal mode.

 */

Boolean

_XmGetInDragMode (

        Widget widget)

{

  return((_XmGetMenuState(widget))->MU_InDragMode);

}

void

_XmSetInDragMode(

        Widget widget,

#if NeedWidePrototypes

        int mode )

#else

        Boolean mode )

#endif

{

  (_XmGetMenuState(widget))->MU_InDragMode = mode;

}

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

 *

 * _XmGetMenuState(wid)

 *

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

XmMenuState

_XmGetMenuState(

        Widget wid)

{

   XmScreen scrn = (XmScreen) XmGetXmScreen(XtScreen(wid));

   XmMenuState menu_state = (XmMenuState)NULL;

   if ((XmScreen)NULL != scrn)

   {

     menu_state  = 

	(XmMenuState)((XmScreenInfo *)(scrn->screen.screenInfo))->menu_state;

     if ((XmMenuState)NULL == menu_state)

     {

      menu_state = (XmMenuState)XtMalloc(sizeof(XmMenuStateRec));

      ((XmScreenInfo *)(scrn->screen.screenInfo))->menu_state = 

		(XtPointer)menu_state;

      XtAddCallback((Widget)scrn, XtNdestroyCallback, 

		    ScreenDestroyCallback, (XtPointer) NULL);

      menu_state->RC_LastSelectToplevel = NULL;

      menu_state->RC_ButtonEventStatus.time = (unsigned) -1;

      menu_state->RC_ButtonEventStatus.verified = FALSE;

      menu_state->RC_ButtonEventStatus.waiting_to_be_managed = TRUE;

      /*menu_state->RC_ButtonEventStatus.event = (XButtonEvent)NULL;*/

      menu_state->RC_ReplayInfo.time = 0;

      menu_state->RC_ReplayInfo.toplevel_menu = NULL;

      menu_state->RC_activeItem = NULL;

      menu_state->RC_allowAcceleratedInsensitiveUnmanagedMenuItems = False;

      menu_state->RC_menuFocus.oldFocus = (Window)NULL;

      menu_state->RC_menuFocus.oldRevert = 0;

      menu_state->RC_menuFocus.oldWidget = NULL;

      menu_state->MS_LastManagedMenuTime = (Time)0L;

      menu_state->MU_InDragMode = False;

      menu_state->MU_CurrentMenuChild = NULL;

      menu_state->MU_InPMMode = False;

     }

   }

   return menu_state;

}

/*ARGSUSED*/

static void 

ScreenDestroyCallback

	( Widget w,

        XtPointer client_data,

        XtPointer call_data )	/* unused */

{

   XmScreen scrn = (XmScreen) XmGetXmScreen(XtScreen(w));

   if ((XmScreen)NULL != scrn) {

       XmMenuState menu_state = 

	   (XmMenuState)((XmScreenInfo *)

			 (scrn->screen.screenInfo))->menu_state;

	if ((XmMenuState)NULL != menu_state) {

	    XtFree((char*)menu_state);

   	}

   }

}