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/* windows - general window functions */
/* XLISP-STAT 2.1 Copyright (c) 1990, by Luke Tierney */
/* Additions to Xlisp 2.1, Copyright (c) 1989 by David Michael Betz */
/* You may give out copies of this software; for conditions see the */
/* file COPYING included with this distribution. */
#include "xlisp.h"
#include "xlstat.h"
/* external variables */
extern LVAL s_true, s_title, s_size, s_location, sk_allocate;
/**************************************************************************/
/** **/
/** Utility Functions **/
/** **/
/**************************************************************************/
VOID get_window_bounds P5C(LVAL, object, int *, left, int *, top, int *, width, int *, height)
{
LVAL size, location;
size = slot_value(object, s_size);
location = slot_value(object, s_location);
if (consp(size) && fixp(car(size)) && consp(cdr(size)) && fixp(car(cdr(size)))) {
*width = getfixnum(car(size));
*height = getfixnum(car(cdr(size)));
}
if (consp(location) && fixp(car(location))
&& consp(cdr(location)) && fixp(car(cdr(location)))) {
*left = getfixnum(car(location));
*top = getfixnum(car(cdr(location)));
}
}
/***********************************************************************/
/** **/
/** General Window Methods Functions **/
/** **/
/***********************************************************************/
LVAL xsshowwindow(V)
{
LVAL object = xlgaobject();
IVIEW_WINDOW w = (IVIEW_WINDOW) GETWINDOWADDRESS(object);
if (IVIEW_WINDOW_NULL(w)) {
send_message(object, sk_allocate);
w = (IVIEW_WINDOW) GETWINDOWADDRESS(object);
}
if (! IVIEW_WINDOW_NULL(w)) StShowWindow(w);
return(NIL);
}
LVAL xshidewindow(V)
{
LVAL object = xlgaobject();
IVIEW_WINDOW w = (IVIEW_WINDOW) GETWINDOWADDRESS(object);
if (! IVIEW_WINDOW_NULL(w)) StHideWindow(w);
return(NIL);
}
LVAL xswindow_title(V)
{
IVIEW_WINDOW w;
LVAL object, title;
char *str;
object = xlgaobject();
w = (IVIEW_WINDOW) GETWINDOWADDRESS(object);
if (moreargs()) {
title = xlgastring();
set_slot_value(object, s_title, title);
if (! IVIEW_WINDOW_NULL(w)) {
str = (char *) getstring(title);
StWSetTitle(w, str);
}
}
return(slot_value(object, s_title));
}
static LVAL window_dimensions P2C(int, which, int, frame)
{
LVAL object, slot;
IVIEW_WINDOW w;
int a, b, set = FALSE;
object = xlgaobject();
if (moreargs()) {
set = TRUE;
a = getfixnum(xlgafixnum());
b = getfixnum(xlgafixnum());
}
xllastarg();
w = (IVIEW_WINDOW) GETWINDOWADDRESS(object);
slot = (which == 'L') ? s_location : s_size;
if (set) {
if (! frame) set_slot_value(object, slot, integer_list_2(a, b));
if (! IVIEW_WINDOW_NULL(w)) {
switch (which) {
case 'L': StWSetLocation(w, a, b, frame); break;
case 'S': StWSetSize(w, a, b, frame); break;
}
}
}
if (! IVIEW_WINDOW_NULL(w)) {
switch (which) {
case 'L':
StWGetLocation(w, &a, &b, FALSE);
set_slot_value(object, slot, integer_list_2(a, b));
if (frame) StWGetLocation(w, &a, &b, TRUE);
break;
case 'S':
StWGetSize(w, &a, &b, FALSE);
set_slot_value(object, slot, integer_list_2(a, b));
if (frame) StWGetSize(w, &a, &b, TRUE);
break;
}
return(integer_list_2(a, b));
}
else return(slot_value(object, slot));
}
LVAL xswindow_location(V) { return(window_dimensions('L', FALSE)); }
LVAL xswindow_size(V) { return(window_dimensions('S', FALSE)); }
LVAL xswindow_frame_location(V) { return(window_dimensions('L', TRUE)); }
LVAL xswindow_frame_size(V) { return(window_dimensions('S', TRUE)); }
/**************************************************************************/
/** **/
/** Screen Info Functions **/
/** **/
/**************************************************************************/
LVAL xsscreen_size(V)
{
int width, height;
StGetScreenSize(&width, &height);
return(integer_list_2(width, height));
}
LVAL xsscreen_has_color(V)
{
return((StScreenHasColor()) ? s_true : NIL);
}
LVAL xssystem_has_windows(V)
{
return((StHasWindows()) ? s_true : NIL);
}
LVAL xsflush_graphics(V)
{
StFlushGraphics();
return(NIL);
}
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