/*
 *  @OPENGROUP_COPYRIGHT@
 *  COPYRIGHT NOTICE
 *  Copyright (c) 1990, 1991, 1992, 1993 Open Software Foundation, Inc.
 *  Copyright (c) 1996, 1997, 1998, 1999, 2000 The Open Group
 *  ALL RIGHTS RESERVED (MOTIF). See the file named COPYRIGHT.MOTIF for
 *  the full copyright text.
 *  
 *  This software is subject to an open license. It may only be
 *  used on, with or for operating systems which are themselves open
 *  source systems. You must contact The Open Group for a license
 *  allowing distribution and sublicensing of this software on, with,
 *  or for operating systems which are not Open Source programs.
 *  
 *  See http://www.opengroup.org/openmotif/license for full
 *  details of the license agreement. Any use, reproduction, or
 *  distribution of the program constitutes recipient's acceptance of
 *  this agreement.
 *  
 *  EXCEPT AS EXPRESSLY SET FORTH IN THIS AGREEMENT, THE PROGRAM IS
 *  PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 *  KIND, EITHER EXPRESS OR IMPLIED INCLUDING, WITHOUT LIMITATION, ANY
 *  WARRANTIES OR CONDITIONS OF TITLE, NON-INFRINGEMENT, MERCHANTABILITY
 *  OR FITNESS FOR A PARTICULAR PURPOSE
 *  
 *  EXCEPT AS EXPRESSLY SET FORTH IN THIS AGREEMENT, NEITHER RECIPIENT
 *  NOR ANY CONTRIBUTORS SHALL HAVE ANY LIABILITY FOR ANY DIRECT,
 *  INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 *  DAMAGES (INCLUDING WITHOUT LIMITATION LOST PROFITS), HOWEVER CAUSED
 *  AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 *  LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
 *  ANY WAY OUT OF THE USE OR DISTRIBUTION OF THE PROGRAM OR THE
 *  EXERCISE OF ANY RIGHTS GRANTED HEREUNDER, EVEN IF ADVISED OF THE
 *  POSSIBILITY OF SUCH DAMAGES.
 */
/*
 * HISTORY
 */

#ifdef REV_INFO
#ifndef lint
static char rcsid[] = "$XConsortium: ScrollPerf.c /main/5 1995/07/14 12:04:26 drk $"
#endif
#endif

#include <testlib.h>

#define VITEMS 		20
#define MAX_ITEMS 	20000
#define DEFAULT_ITEMS	5000

/* Global Variables */
Widget		List1;
int		nitems;
XmString	add_item;


void  main (argc, argv)
    int     argc;
    char  **argv;
{
    register int	n;
    Arg			args[MAX_ARGS];
    char		Item[15];
    XmString		ItemList[MAX_ITEMS];

    CommonTestInit(argc, argv);

    if (UserData)  {
	nitems = atoi(UserData);
    }
    else
	nitems = DEFAULT_ITEMS;

    n = 0;
    XtSetArg(args[n], XmNwidth,  150);  			n++;
    XtSetArg(args[n], XmNheight, 300);  			n++;
    XtSetArg(args[n], XtNgeometry, "+0+0");  			n++;
    XtSetValues(Shell1, args, n);
    
    XtRealizeWidget(Shell1);

    /* 
     * generate items for list and 
     * convert the plain strings to Xmstrings 
     */
    for (n = 0; n < nitems; n++)  {
	sprintf(Item, "%s%d", "item", n);
	ItemList[n] = XmStringLtoRCreate(Item,
			  XmSTRING_DEFAULT_CHARSET);
    }

    add_item = XmStringCreate ("Added Item", XmFONTLIST_DEFAULT_TAG);

    CommonPause();

    /* now create a list with nitems and see performance */
    n = 0;
    XtSetArg(args[n], XmNlistSpacing, 5);  			n++;
    XtSetArg(args[n], XmNlistMarginWidth, 2);  			n++;
    XtSetArg(args[n], XmNlistMarginHeight, 2);  		n++;
    XtSetArg(args[n], XmNlistSizePolicy, XmVARIABLE);  		n++;
    XtSetArg(args[n], XmNitems, ItemList); 			n++;
    XtSetArg(args[n], XmNitemCount, nitems); 			n++;
    XtSetArg(args[n], XmNvisibleItemCount, VITEMS); 		n++;
    XtSetArg(args[n], XmNbackground,
    		WhitePixel(display,DefaultScreen(display))); 	n++;
    XtSetArg(args[n], XmNforeground,
    		BlackPixel(display,DefaultScreen(display))); 	n++;
    List1 = XmCreateScrolledList(Shell1, "List1", args, n);
    XtManageChild(List1);

    CommonPause();

    /* 
     * test performance in .scr file by scrolling from top to bottom
     * and bottom to top
     */

    CommonPause();

    /* 
     * test the performance of adding one 
     * item to the botton when:
     *	- top is visable
     */
    XmListAddItem (List1, add_item, nitems+1);

    CommonPause();

    /* 
     * test the performance of adding one 
     * item to the botton when:
     *	- bottom is visable
     */
    XmListAddItem (List1, add_item, nitems+2);

    CommonPause();

    /* 
     * test the performance of deleting one 
     * item from the bottom when:
     *	- top is visable
     */

    XmListDeleteItemsPos (List1, 1, nitems+2);

    CommonPause();

    /* 
     * test the performance of deleting one
     * item from the bottom when:
     * - bottom is visable
     */

    XmListDeleteItemsPos (List1, 1, nitems+1);

    CommonPause();


    XtAppMainLoop(app_context);
}