/*
* 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[] = "$TOG: Scrollbar8.c /main/7 1999/01/15 12:36:34 jff $"
#endif
#endif
/*
* (c) Copyright 1987, 1988, 1989 HEWLETT-PACKARD COMPANY */
/************************************************************************
*
* Create a vertical scrollbar and test out the XmGetScrollBarValues
* XmSetScrollBarValues external functions.
*
************************************************************************/
#include <X11/StringDefs.h>
#include <testlib.h>
extern void ScrollCallback();
void main(argc, argv)
unsigned int argc;
char **argv;
{
Widget frame;
Widget scrollbar;
Arg args[10];
int n;
int i;
int value, slider_size, increment, page_increment;
Boolean notify = False;
CommonTestInit(argc, argv);
frame = XmCreateFrame(Shell1, "frame", NULL, 0);
XtManageChild(frame);
n = 0;
XtSetArg(args[n], XmNorientation, XmVERTICAL); n++;
XtSetArg(args[n], XmNprocessingDirection, XmMAX_ON_TOP); n++;
XtSetArg(args[n], XmNheight, 250); n++;
XtSetArg(args[n], XmNwidth, 50); n++;
scrollbar = XmCreateScrollBar(frame, "scrollbar", args, n);
XtManageChild(scrollbar);
XtAddCallback(scrollbar, XmNvalueChangedCallback, ScrollCallback, NULL);
XtAddCallback(scrollbar, XmNhelpCallback, ScrollCallback, NULL);
XtRealizeWidget(Shell1);
value = 0;
slider_size = 10;
increment = 1;
page_increment = 10;
for(i = 0; i < 5; i ++)
{
XmScrollBarSetValues(scrollbar, value, slider_size,
increment, page_increment, notify);
if(notify == False) notify = True;
else notify = False;
XmScrollBarGetValues(scrollbar, &value, &slider_size,
&increment, &page_increment);
printf("value = %d, slider_size = %d, incr = %d, page_incr = %d\n\n",
value, slider_size, increment, page_increment);
value += 10;
slider_size += 10;
increment += 4;
page_increment += 5;
CommonPause();
}
XtDestroyWidget(scrollbar);
XtDestroyWidget(frame);
CommonPause();
XtAppMainLoop(app_context);
}
void ScrollCallback(sbw, closure, call_data)
XmScrollBarWidget sbw;
XtPointer closure;
XtPointer call_data;
{
int value;
int reason;
int pixel;
Arg args[10];
int n;
XmScrollBarCallbackStruct * call_value =
(XmScrollBarCallbackStruct *) call_data;
reason = call_value -> reason;
value = call_value -> value;
pixel = call_value -> pixel;
switch(reason)
{
case XmCR_VALUE_CHANGED:
printf("Reason = XmCR_VALUE_CHANGED, Value = %d", value);
break;
case XmCR_HELP:
printf("Reason = XmCR_HELP, Value = %d\n", value);
break;
default:
printf("Hit the default, incorrect reason sent!!\n");
break;
}
n = 0;
XtSetArg(args[n], XmNvalue, &value); n++;
XtGetValues((Widget) sbw, args, n);
printf(", GetValues value = %d\n", value);
}