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uw_gpos.c
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C/C++ Source or Header
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1991-01-25
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61 lines
/*
* uw library - uw_gpos, uw_spos
*
* Copyright 1986 by John D. Bruner. All rights reserved. Permission to
* copy this program is given provided that the copy is not sold and that
* this copyright notice is included.
*/
#include "uwlib.h"
uw_gpos(uwin, pp)
register UWIN uwin;
register struct uwpoint *pp;
{
/*
* Get the position of window "uwin" and store it in the point
* whose address is "pp".
*/
if (uwin != (UWIN)0) {
if (pp != (struct uwpoint *)0) {
*pp = uwin->uwi_pos;
if (uwin->uwi_ctlfd > 0) {
return(0);
} else {
uwerrno = uwin->uwi_uwerr = UWE_NOCTL;
return(-1);
}
} else {
uwerrno = uwin->uwi_uwerr = UWE_INVAL;
return(-1);
}
} else {
uwerrno = UWE_INVAL;
return(-1);
}
}
uw_spos(uwin, pp)
register UWIN uwin;
struct uwpoint *pp;
{
union uwoptval optval;
/*
* Set the position of window "uwin" to "pp".
*/
if (uwin != (UWIN)0) {
if (pp != (struct uwpoint *)0) {
uwin->uwi_pos = *pp;
optval.uwov_point.v = pp->uwp_v;
optval.uwov_point.h = pp->uwp_h;
return(uw_optcmd(uwin, UWOP_POS, UWOC_SET, &optval));
} else {
uwerrno = uwin->uwi_uwerr = UWE_INVAL;
return(-1);
}
} else {
uwerrno = UWE_INVAL;
return(-1);
}
}