/* * @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[] = "$TOG: Scrollbar4.c /main/7 1999/01/15 12:35:11 jff $" #endif #endif /* * (c) Copyright 1989, HEWLETT-PACKARD COMPANY */ /************************************************************************ * * Create a horizontal scrollbar with reverse processing direction * SetValues on the scrollbar value and ensure that the slider is * positioned to the proper location. * ************************************************************************/ #include void DumpData(); static 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); n = 0; XtSetArg(args[n], XmNwidth, 400); n++; XtSetArg(args[n], XmNheight, 300); n++; XtSetArg(args[n], XtNgeometry, "+0+0"); n++; XtSetValues(Shell1, args, n); frame = XmCreateFrame(Shell1, "frame", NULL, 0); XtManageChild(frame); n = 0; XtSetArg(args[n], XmNorientation, XmHORIZONTAL); n++; XtSetArg(args[n], XmNprocessingDirection, XmMAX_ON_LEFT); n++; scrollbar = XmCreateScrollBar (frame, "scrollbar", args, n); XtManageChild(scrollbar); XtRealizeWidget(Shell1); printf("Setting the value to 20.\n"); n = 0; XtSetArg(args[n], XmNvalue, 20); n++; XtSetValues(scrollbar, args, n); XtAddCallback(scrollbar, XmNvalueChangedCallback, ScrollCallback, NULL); XtAddCallback(scrollbar, XmNhelpCallback, ScrollCallback, NULL); CommonPause(); XtDestroyWidget(scrollbar); /* * * Create a horizontal scrollbar with reverse processing direction * SetValues on the scrollbar value and ensure that the slider is * positioned to the proper location. * */ n = 0; XtSetArg(args[n], XmNorientation, XmHORIZONTAL); n++; XtSetArg(args[n], XmNprocessingDirection, XmMAX_ON_LEFT); n++; scrollbar = XmCreateScrollBar (frame, "scrollbar", args, n); XtManageChild(scrollbar); printf("Setting the value to 20.\n"); n = 0; XtSetArg(args[n], XmNvalue, 20); n++; XtSetValues(scrollbar, args, n); n = 0; XtSetArg(args[n], XmNvalue, &value); n++; XtGetValues(scrollbar, args, n); printf("GetValues value = %d\n", value); printf("Reversing the processing direction to max on right.\n"); n = 0; XtSetArg(args[n], XmNprocessingDirection, XmMAX_ON_RIGHT); n++; XtSetValues(scrollbar, args, n); n = 0; XtSetArg(args[n], XmNvalue, &value); n++; XtGetValues(scrollbar, args, n); printf("GetValues value = %d\n", value); XtAddCallback(scrollbar, XmNvalueChangedCallback, ScrollCallback, NULL); XtAddCallback(scrollbar, XmNhelpCallback, ScrollCallback, NULL); CommonPause(); XtDestroyWidget(scrollbar); /* * * Create a vertical scrollbar with reverse processing direction * SetValues on the scrollbar value and ensure that the slider is * positioned to the proper location. SetValues to change both * the processing direction and value and ensure that the scrollbar * is displayed correctly. * */ n = 0; XtSetArg(args[n], XmNorientation, XmVERTICAL); n++; XtSetArg(args[n], XmNprocessingDirection, XmMAX_ON_TOP); n++; scrollbar = XmCreateScrollBar (frame, "scrollbar", args, n); XtManageChild (scrollbar); printf("Setting the value to 20.\n"); n = 0; XtSetArg(args[n], XmNvalue, 20); n++; XtSetValues(scrollbar, args, n); n = 0; XtSetArg(args[n], XmNvalue, &value); n++; XtGetValues(scrollbar, args, n); printf("GetValues value = %d\n", value); printf("Reversing the processing direction to max on bottom.\n"); printf("Changing the value to 80.\n"); n = 0; XtSetArg(args[n], XmNprocessingDirection, XmMAX_ON_BOTTOM); n++; XtSetArg(args[n], XmNvalue, 80); n++; XtSetValues(scrollbar, args, n); n = 0; XtSetArg(args[n], XmNvalue, &value); n++; XtGetValues(scrollbar, args, n); printf("GetValues value = %d\n", value); XtAddCallback(scrollbar, XmNvalueChangedCallback, ScrollCallback, NULL); XtAddCallback(scrollbar, XmNhelpCallback, ScrollCallback, NULL); CommonPause(); XtDestroyWidget(scrollbar); n = 0; XtSetArg(args[n], XmNorientation, XmVERTICAL); n++; XtSetArg(args[n], XmNprocessingDirection, XmMAX_ON_TOP); n++; scrollbar = XmCreateScrollBar (frame, "scrollbar", args, n); XtManageChild(scrollbar); XtAddCallback(scrollbar, XmNvalueChangedCallback, ScrollCallback, NULL); XtAddCallback(scrollbar, XmNhelpCallback, ScrollCallback, NULL); value = 0; slider_size = 10; increment = 1; page_increment = 10; for (i = 0; i < 10; 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 += 5; slider_size += 5; increment += 2; page_increment += 5; } CommonPause(); XtDestroyWidget(scrollbar); /* * * Create a vertical scrollbars with various incorrect data. * Ensure that the display and error messages are correct. * */ printf ("creating with the slider size to 40 and value to 70\n"); n = 0; XtSetArg(args[n], XmNsliderSize, 40); n++; XtSetArg(args[n], XmNvalue, 70); n++; XtSetArg(args[n], XmNorientation, XmVERTICAL); n++; XtSetArg(args[n], XmNheight, 400); n++; scrollbar = XmCreateScrollBar (frame, "scrollbar", args, n); XtManageChild (scrollbar); DumpData(scrollbar); CommonPause(); XtDestroyWidget(scrollbar); printf("creating with the maximum to 50 and value to 60\n"); n = 0; XtSetArg(args[n], XmNmaximum, 50); n++; XtSetArg(args[n], XmNvalue, 60); n++; XtSetArg(args[n], XmNorientation, XmVERTICAL); n++; XtSetArg(args[n], XmNheight, 400); n++; scrollbar = XmCreateScrollBar(frame, "scrollbar", args, n); XtManageChild(scrollbar); DumpData(scrollbar); CommonPause(); XtDestroyWidget(scrollbar); printf("creating with the value of 110\n"); n = 0; XtSetArg(args[n], XmNvalue, 110); n++; XtSetArg(args[n], XmNorientation, XmVERTICAL); n++; XtSetArg(args[n], XmNheight, 400); n++; scrollbar = XmCreateScrollBar(frame, "scrollbar", args, n); XtManageChild(scrollbar); DumpData(scrollbar); CommonPause(); XtDestroyWidget(scrollbar); printf("creating with the maximum of 5\n"); n = 0; XtSetArg(args[n], XmNmaximum, 5); n++; XtSetArg(args[n], XmNorientation, XmVERTICAL); n++; XtSetArg(args[n], XmNheight, 400); n++; scrollbar = XmCreateScrollBar(frame, "scrollbar", args, n); XtManageChild(scrollbar); DumpData(scrollbar); CommonPause(); XtDestroyWidget(scrollbar); printf("creating with the value of 0 and the min of 10\n"); n = 0; XtSetArg(args[n], XmNvalue, 0); n++; XtSetArg(args[n], XmNminimum, 10); n++; XtSetArg(args[n], XmNorientation, XmVERTICAL); n++; XtSetArg(args[n], XmNheight, 400); n++; scrollbar = XmCreateScrollBar(frame, "scrollbar", args, n); XtManageChild(scrollbar); DumpData(scrollbar); CommonPause(); XtDestroyWidget(scrollbar); printf("creating with the min to 20\n"); n = 0; XtSetArg(args[n], XmNminimum, 20); n++; XtSetArg(args[n], XmNorientation, XmVERTICAL); n++; XtSetArg(args[n], XmNheight, 400); n++; scrollbar = XmCreateScrollBar (frame, "scrollbar", args, n); XtManageChild(scrollbar); DumpData(scrollbar); CommonPause(); XtDestroyWidget(scrollbar); /* * * Create a vertical scrollbar and test SetValue for some invalid * data. Ensure that the redisplay is correct. * */ n = 0; XtSetArg(args[n], XmNorientation, XmVERTICAL); n++; XtSetArg(args[n], XmNheight, 400); n++; scrollbar = XmCreateScrollBar (frame, "scrollbar", args, n); XtManageChild(scrollbar); DumpData(scrollbar); CommonPause(); printf("changing the slider size to 40 and value to 70\n"); n = 0; XtSetArg(args[n], XmNsliderSize, 40); n++; XtSetArg(args[n], XmNvalue, 70); n++; XtSetValues(scrollbar, args, n); DumpData(scrollbar); CommonPause(); printf("changing the maximum to 90 and value to 60\n"); n = 0; XtSetArg(args[n], XmNmaximum, 90); n++; XtSetArg(args[n], XmNvalue, 60); n++; XtSetValues(scrollbar, args, n); DumpData(scrollbar); CommonPause(); printf("changing the value to 50\n"); n = 0; XtSetArg(args[n], XmNvalue, 50); n++; XtSetValues(scrollbar, args, n); DumpData(scrollbar); CommonPause(); printf("changing the maximum to 80\n"); n = 0; XtSetArg(args[n], XmNmaximum, 80); n++; XtSetValues(scrollbar, args, n); DumpData(scrollbar); CommonPause(); printf ("changing the value to 0 and the min to 10\n"); n = 0; XtSetArg(args[n], XmNvalue, 0); n++; XtSetArg(args[n], XmNminimum, 10); n++; XtSetValues(scrollbar, args, n); DumpData(scrollbar); CommonPause(); printf("changing the min to 20\n"); n = 0; XtSetArg(args[n], XmNminimum, 20); n++; XtSetValues(scrollbar, args, n); DumpData(scrollbar); XtAddCallback (scrollbar, XmNvalueChangedCallback, ScrollCallback, NULL); XtAddCallback (scrollbar, XmNhelpCallback, ScrollCallback, NULL); CommonPause(); XtDestroyWidget(scrollbar); XtDestroyWidget(frame); CommonPause(); XtAppMainLoop(app_context); } static 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_INCREMENT: printf ("Reason = XmCR_INCREMENT, Value = %d", value); break; case XmCR_DECREMENT: printf ("Reason = XmCR_DECREMENT, Value = %d", value); break; case XmCR_PAGE_INCREMENT: printf ("Reason = XmCR_PAGE_INCREMENT, Value = %d", value); break; case XmCR_PAGE_DECREMENT: printf ("Reason = XmCR_PAGE_DECREMENT, Value = %d", value); break; case XmCR_TO_TOP: printf ("Reason = XmCR_TO_TOP, Value = %d, Pixel = %d\n", value, pixel); break; case XmCR_TO_BOTTOM: printf ("Reason = XmCR_TO_BOTTOM, Value = %d, Pixel = %d\n", value, pixel); break; case XmCR_DRAG: printf ("Reason = XmCR_DRAG, 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); } void DumpData (sbw) Widget sbw; { Arg args[10]; int n; int minimum; int maximum; int value; int slider_size; n = 0; XtSetArg (args[n], XmNminimum, &minimum); n++; XtSetArg (args[n], XmNmaximum, &maximum); n++; XtSetArg (args[n], XmNvalue, &value); n++; XtSetArg (args[n], XmNsliderSize, &slider_size); n++; XtGetValues (sbw, args, n); printf ("min = %d, max = %d, value = %d, slider size = %d\n\n", minimum, maximum, value, slider_size); }