/* $XConsortium: ChColor.c /main/6 1995/10/25 19:55:45 cde-sun $ */

/*

 * 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/ManagerP.h>

#include <Xm/PrimitiveP.h>

#include <Xm/GadgetP.h>

#include "XmI.h"

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

 *

 *  XmChangeColor - change set of colors for existing widget, given 

 *                  background color

 *

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

void 

XmChangeColor(

	      Widget w,

	      Pixel background )

{

  Widget windowed_ancestor = w;

  Pixel foreground_ret;

  Pixel topshadow_ret;

  Pixel bottomshadow_ret;

  Pixel select_ret; 

  Pixel use_background = background;

  Pixel gadget_background;

  Arg args[5];

  /*

   * If the gadget is in BC mode (for colors), it must follow its parent's

   * color scheme.  We therefore ignore the background pixel that was

   * passed in.

   */

  _XmWidgetToAppContext(w);

  _XmAppLock(app);

  if (XmIsGadget(w))

    {

      Widget parent = XtParent(w);

      windowed_ancestor = parent;

      XtSetArg(args[0], XmNbackground, &gadget_background);

      XtGetValues(w,args,1);

      if (gadget_background == parent->core.background_pixel)

	use_background = parent->core.background_pixel;

    }

  XmGetColors(windowed_ancestor->core.screen, windowed_ancestor->core.colormap,

	      use_background, &foreground_ret, &topshadow_ret,

	      &bottomshadow_ret, NULL );

  if ( (XmIsManager(w)) ||  (XmIsPrimitive(w)) || (XmIsGadget(w)) )

    { 

      XtSetArg (args[0], XmNbackground, (XtArgVal) use_background);

      XtSetArg (args[1], XmNforeground, (XtArgVal) foreground_ret);

      XtSetArg (args[2], XmNtopShadowColor, (XtArgVal) topshadow_ret);

      XtSetArg (args[3], XmNbottomShadowColor, (XtArgVal) bottomshadow_ret);

      XtSetArg (args[4], XmNhighlightColor, (XtArgVal) foreground_ret);

      XtSetValues (w, args, 5);

      if (XmIsPrimitive(w) || XmIsGadget(w))

	{

	  if ( (XmIsScrollBar(w)) ||

	       (XmIsPushButton(w)) || (XmIsPushButtonGadget(w)) ||

	       (XmIsToggleButton(w)) || (XmIsToggleButtonGadget(w)) )

	    { 

	      XmGetColors( windowed_ancestor->core.screen,

			   windowed_ancestor->core.colormap,

			   background, NULL, NULL, NULL, &select_ret);

	      if (XmIsToggleButton(w) || XmIsToggleButtonGadget(w))

	        {

		  XtSetArg (args[0], XmNselectColor, (XtArgVal) select_ret);

		  XtSetArg (args[1], XmNunselectColor, (XtArgVal) use_background);

	          XtSetValues (w, args, 2);

	        }

		else

		{

	          if (XmIsScrollBar(w))

		    XtSetArg (args[0], XmNtroughColor, (XtArgVal) select_ret);

	          else if (XmIsPushButton(w) || XmIsPushButtonGadget(w))

		    XtSetArg (args[0], XmNarmColor, (XtArgVal) select_ret);

	          XtSetValues (w, args, 1);

	        }

	    }

	}

    }

  _XmAppUnlock(app);

}