path: root/xc/test/xsuite/xtest/tset/CH07/chngpntrcn/chngpntrcn.m

/*
 
Copyright (c) 1990, 1991  X Consortium

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in this Software without prior written authorization from the X Consortium.

 *
 * Copyright 1990, 1991 by UniSoft Group Limited.
 * 
 * Permission to use, copy, modify, distribute, and sell this software and
 * its documentation for any purpose is hereby granted without fee,
 * 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 name of UniSoft not be
 * used in advertising or publicity pertaining to distribution of the
 * software without specific, written prior permission.  UniSoft
 * makes no representations about the suitability of this software for any
 * purpose.  It is provided "as is" without express or implied warranty.
 *
 * $XConsortium: chngpntrcn.m,v 1.5 92/06/11 17:11:58 rws Exp $
 */
>>TITLE XChangePointerControl CH07
void

Display	*display = Dsp;
Bool	do_accel = False;
Bool	do_threshold = False;
int 	accel_numerator;
int 	accel_denominator;
int 	threshold;
>>EXTERN

static int 	oan, oad;
static int 	othresh;

/*
 * Save the original pointer values for restoring at the end of the test.
 */
>>SET startup saveold
static void
saveold()
{
	startup();
	if(Dsp)
		XGetPointerControl(Dsp, &oan, &oad, &othresh);
}

>>SET cleanup restorepoint
static void
restorepoint()
{
	if(Dsp)
		XChangePointerControl(Dsp, True, True, oan, oad, othresh);
	cleanup();
}

>>ASSERTION Good A
When
.A do_accel
is
.S True ,
then the acceleration of the pointer is set to the fraction
.A accel_numerator
over
.A accel_denominator .
>>STRATEGY
Set do_accel to True.
Set numerator and denominator values.
Call xname.
Verify that acceleration values have been set.
>>CODE
int 	newnum, newden, newthresh;

	do_accel = True;
	accel_numerator = 12;
	accel_denominator = 11;

	XCALL;

	XGetPointerControl(display, &newnum, &newden, &newthresh);

	if (newnum == accel_numerator)
		CHECK;
	else {
		report("accel_numerator was %d, expecting %d", newnum, accel_numerator);
		FAIL;
	}
	if (newden == accel_denominator)
		CHECK;
	else {
		report("accel_denominator was %d, expecting %d", newden, accel_denominator);
		FAIL;
	}

	CHECKPASS(2);
>>ASSERTION Good A
When
.A do_threshold
is
.S True ,
then the threshold
is set to the value in the
.A threshold
argument.
>># the acceleration only takes effect for pointer motions of more than
>># .A threshold
>># pixels at once and only applies to the number of pixels moved over the
>># threshold value.
>>STRATEGY
Set do_threshold to True.
Set value for threshold.
Call xname.
Verify that threshold value is set correctly.
>>CODE
int 	newnum, newden, newthresh;

	do_threshold = True;
	threshold = 43;

	XCALL;

	XGetPointerControl(display, &newnum, &newden, &newthresh);

	if (newthresh == threshold)
		CHECK;
	else {
		report("threshold was %d, expecting %d", newthresh, threshold);
		FAIL;
	}

	CHECKPASS(1);
>>ASSERTION Good A
When
.A threshold
is \-1, then the threshold is set to the default.
>>STRATEGY
Set do_threshold to True.
Set threshold to -1.
Call xname.
Obtain default value for threshold.
Set threshold to new value. 
Call xname.
Verify that threshold value is set correctly.
Set threshold to -1.
Call xname.
Verify that threshold value is set to default value.
>>CODE
int 	newnum, newden, newthresh;
int 	defnum, defden, defthresh;

	do_threshold = True;
	threshold = -1;

	XCALL;

	XGetPointerControl(display, &defnum, &defden, &defthresh);

	threshold = defthresh + 1;

	XCALL;

	XGetPointerControl(display, &newnum, &newden, &newthresh);

	if (newthresh == threshold)
		CHECK;
	else {
		report("When setting a non-default threshold value,");
		delete("threshold was %d, expecting %d", newthresh, threshold);
		return;
	}

	threshold = -1;

	XCALL;

	XGetPointerControl(display, &newnum, &newden, &newthresh);

	if (newthresh == defthresh)
		CHECK;
	else {
		report("When setting default threshold value,");
		report("threshold was %d, expecting %d", newthresh, defthresh);
		FAIL;
	}

	CHECKPASS(2);
>>ASSERTION Good A
When
.A accel_numerator
is \-1, then the numerator of the acceleration
is set to the default.
>>STRATEGY
Set do_accel to True.
Set numerator to -1.
Call xname.
Obtain default value for numerator.
Set numerator to new value. 
Call xname.
Verify that numerator value is set correctly.
Set numerator to -1.
Call xname.
Verify that numerator value is set to default value.
>>CODE
int 	newnum, newden, newthresh;
int 	defnum, defden, defthresh;

	do_accel = True;
	accel_numerator = -1;
	accel_denominator = 11;

	XCALL;

	XGetPointerControl(display, &defnum, &defden, &defthresh);

	accel_numerator = defnum + 1;

	XCALL;

	XGetPointerControl(display, &newnum, &newden, &newthresh);

	if (newnum == accel_numerator)
		CHECK;
	else {
		report("When setting a non-default numerator value,");
		report("accel_numerator was %d, expecting %d", newnum, accel_numerator);
		FAIL;
	}

	accel_numerator = -1;

	XCALL;

	XGetPointerControl(display, &newnum, &newden, &newthresh);

	if (newnum == defnum)
		CHECK;
	else {
		report("When setting default numerator value,");
		report("accel_numerator was %d, expecting %d", newnum, defnum);
		FAIL;
	}

	CHECKPASS(2);
>>ASSERTION Good A
When
.A accel_denominator
is \-1, then the denominator of the acceleration is set to the default.
>>STRATEGY
Set do_accel to True.
Set denominator to -1.
Call xname.
Obtain default value for denominator.
Set denominator to new value. 
Call xname.
Verify that denominator value is set correctly.
Set denominator to -1.
Call xname.
Verify that denominator value is set to default value.
>>CODE
int 	newnum, newden, newthresh;
int 	defnum, defden, defthresh;

	do_accel = True;
	accel_numerator = 12;
	accel_denominator = -1;

	XCALL;

	XGetPointerControl(display, &defnum, &defden, &defthresh);

	accel_denominator = defden + 1;

	XCALL;

	XGetPointerControl(display, &newnum, &newden, &newthresh);

	if (newden == accel_denominator)
		CHECK;
	else {
		report("When setting a non-default denominator value,");
		report("accel_denominator was %d, expecting %d", newden, accel_denominator);
		FAIL;
	}

	accel_denominator = -1;

	XCALL;

	XGetPointerControl(display, &newnum, &newden, &newthresh);

	if (newden == defden)
		CHECK;
	else {
		report("When setting default denominator value,");
		report("accel_denominator was %d, expecting %d", newden, defden);
		FAIL;
	}

	CHECKPASS(2);
>>ASSERTION Good A
When the value of the
.A do_accel
or
.A do_threshold
arguments are
.S False ,
then the corresponding parameter is not changed.
>>STRATEGY
Get old values of parameters.
Call xname with do_accel and do_threshold False.
Verify no change to parameters.
>>CODE
int 	oldnum, oldden, oldthresh;
int 	newnum, newden, newthresh;

	XGetPointerControl(display, &oldnum, &oldden, &oldthresh);

	accel_numerator = oldnum+4;
	accel_denominator = oldden+5;
	threshold = oldthresh+2;

	do_accel = False;
	do_threshold = False;

	XCALL;

	XGetPointerControl(display, &newnum, &newden, &newthresh);

	if (newnum == oldnum)
		CHECK;
	else {
		report("accel_numerator was changed when do_accel was False");
		FAIL;
	}
	if (newden == oldden)
		CHECK;
	else {
		report("accel_denominator was changed when do_accel was False");
		FAIL;
	}
	if (newthresh == oldthresh)
		CHECK;
	else {
		report("threshold was changed when do_threshold was False");
		FAIL;
	}

	CHECKPASS(3);
>>ASSERTION Good A
When
.A threshold
is a negative number other than \-1, then a
.S BadValue
error occurs.
>>STRATEGY
Set do_threshold to True.
Set threshold to negative value other than -1.
Verify BadValue error.
>>CODE BadValue

	do_threshold = True;
	threshold = -3;

	XCALL;

	if (geterr() == BadValue)
		PASS;
>>ASSERTION Good A
When
.A accel_numerator
or
.A accel_denominator
are negative numbers other than \-1, then a
.S BadValue
error occurs.
>>STRATEGY
Set do_accel to True.
Set accel parameters to invalid values.
Verify BadValue error.
>>CODE BadValue

	do_accel = True;

	accel_denominator = 3;
	accel_numerator = -3;

	XCALL;

	if (geterr() == BadValue)
		CHECK;

	accel_denominator = -3;
	accel_numerator = 2;

	XCALL;

	if (geterr() == BadValue)
		CHECK;

	CHECKPASS(2);
>>ASSERTION Good A
When the
.A accel_denominator
argument is zero, then a
.S BadValue
error occurs.
>>STRATEGY
Set do_accel to True.
Set accel_denominator to zero.
Verify that a BadValue error occurs.
>>CODE BadValue

	do_accel = True;
	accel_denominator = 0;
	accel_numerator = 1;

	XCALL;

	if (geterr() == BadValue)
		PASS;
>>ASSERTION Bad A
.ER Value do_accel True False
>>ASSERTION Bad A
.ER Value do_threshold True False