text: /* $XConsortium: SetSens.c,v 1.6 94/04/17 20:14:44 kaleb Exp $ */
  
  /***********************************************************
  Copyright 1987, 1988 by Digital Equipment Corporation, Maynard, Massachusetts
  Copyright 1993 by Sun Microsystems, Inc. Mountain View, CA.
  
                          All Rights Reserved
  
  Permission to use, copy, modify, and distribute this software and its 
  documentation for any purpose and without fee is hereby granted, 
  provided that the above copyright notice appear in all copies and that
  both that copyright notice and this permission notice appear in 
  supporting documentation, and that the names of Digital or Sun not be
  used in advertising or publicity pertaining to distribution of the
  software without specific, written prior permission.  
  
  DIGITAL DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING
  ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL
  DIGITAL BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR
  ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
  WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION,
  ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
  SOFTWARE.
  
  SUN DISCLAIMS ALL WARRANTIES WITH REGARD TO  THIS  SOFTWARE,
  INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FIT-
  NESS FOR A PARTICULAR PURPOSE. IN NO EVENT SHALL SUN BE  LI-
  ABLE  FOR  ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR
  ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,  DATA  OR
  PROFITS,  WHETHER  IN  AN  ACTION OF CONTRACT, NEGLIGENCE OR
  OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION  WITH
  THE USE OR PERFORMANCE OF THIS SOFTWARE.
  
  ******************************************************************/
  
  /*
  
  Copyright (c) 1987, 1988  X Consortium
  
  Permission is hereby granted, free of charge, to any person obtaining a copy
  of this software and associated documentation files (the "Software"), to deal
  in the Software without restriction, including without limitation the rights
  to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
  copies of the Software, and to permit persons to whom the Software is
  furnished to do so, subject to the following conditions:
  
  The above copyright notice and this permission notice shall be included in
  all copies or substantial portions of the Software.
  
  THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL THE
  X CONSORTIUM BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
  AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
  CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  
  Except as contained in this notice, the name of the X Consortium shall not be
  used in advertising or otherwise to promote the sale, use or other dealings
  in this Software without prior written authorization from the X Consortium.
  
  */
  
  #include "IntrinsicI.h"
  #include "StringDefs.h"
  
  /*
   *	XtSetSensitive()
   */
  
  static void SetAncestorSensitive(widget, ancestor_sensitive)
      register Widget widget;
      Boolean	    ancestor_sensitive;
  {
      Arg			args[1];
      register Cardinal   i;
      register WidgetList children;
  
      if (widget->core.ancestor_sensitive == ancestor_sensitive) return;
  
      XtSetArg(args[0], XtNancestorSensitive, ancestor_sensitive);
      XtSetValues(widget, args, XtNumber(args));
  
      /* If widget's sensitive is TRUE, propagate new ancestor_sensitive to
         children's ancestor_sensitive; else do nothing as children's
         ancestor_sensitive is already FALSE */
      
      if (widget->core.sensitive && XtIsComposite(widget)) {
  	children = ((CompositeWidget) widget)->composite.children;
  	for (i=0; i < ((CompositeWidget)widget)->composite.num_children; i++) {
  	    SetAncestorSensitive (children[i], ancestor_sensitive);
  	}
      }
  } /* SetAncestorSensitive */
  
  
  #if NeedFunctionPrototypes
  void XtSetSensitive(
      register Widget widget,
      _XtBoolean	    sensitive
      )
  #else
  void XtSetSensitive(widget, sensitive)
      register Widget widget;
      Boolean	    sensitive;
  #endif
  {
      Arg			args[1];
      register Cardinal   i;
      register WidgetList children;
      WIDGET_TO_APPCON(widget);
  
      LOCK_APP(app);
      if (widget->core.sensitive == sensitive) {
  	UNLOCK_APP(app);
  	return;
      }
  
      XtSetArg(args[0], XtNsensitive, sensitive);
      XtSetValues(widget, args, XtNumber(args));
  
      /* If widget's ancestor_sensitive is TRUE, propagate new sensitive to
         children's ancestor_sensitive; else do nothing as children's
         ancestor_sensitive is already FALSE */
      
      if (widget->core.ancestor_sensitive && XtIsComposite (widget)) {
  	children = ((CompositeWidget) widget)->composite.children;
  	for (i = 0; i < ((CompositeWidget)widget)->composite.num_children; i++){
  	    SetAncestorSensitive (children[i], sensitive);
  	}
      }
      UNLOCK_APP(app);
  } /* XtSetSensitive */
  