/*
* Stretch the free corner of a XOR box(w,h) that is pinned at
* another corner based on mouse movement until the button comes
* up. This is also called a rubber-band box.
*/
void gr_rubbox(WORD xorigin, WORD yorigin, WORD wmin, WORD hmin,
WORD *pwend, WORD *phend)
{
gr_rubwind(xorigin, yorigin, wmin, hmin, &gl_rzero, pwend, phend);
}
static void hctl_window(WORD w_handle, WORD mx, WORD my)
{
GRECT t, f, pt;
WINDOW *pwin = &D.w_win[w_handle];
WORD x, y, w, h;
WORD wm, hm;
WORD kind;
WORD cpt, message;
LONG tree;
message = 0;
x = y = w = h = 0;
if ( (w_handle == gl_wtop) ||
( (pwin->w_flags & VF_SUBWIN) && (D.w_win[gl_wtop].w_flags & VF_SUBWIN) ) )
{
/*
* went down on active window so handle control points
*/
w_bldactive(w_handle);
tree = gl_awind;
cpt = ob_find(gl_awind, 0, 10, mx, my);
w_getsize(WS_CURR, w_handle, &t);
r_get(&t, &x, &y, &w, &h);
kind = pwin->w_kind;
switch(cpt)
{
case W_CLOSER:
if ( kind & HOTCLOSE )
{
message = WM_CLOSED;
break;
}
/* else fall thru */
case W_FULLER:
if ( gr_watchbox(gl_awind, cpt, SELECTED, NORMAL) )
{
message = (cpt == W_CLOSER) ? WM_CLOSED : WM_FULLED;
ob_change(gl_awind, cpt, NORMAL, TRUE);
}
break;
case W_NAME:
if ( kind & MOVER )
{
/* prevent the mover gadget from being moved completely offscreen */
r_set(&f, 0, gl_hbox, gl_rscreen.g_w + w - gl_wbox - 6, MAX_COORDINATE);
gr_dragbox(w, h, x, y, &f, &x, &y);
message = WM_MOVED;
}
break;
case W_SIZER:
if (kind & SIZER)
{
w_getsize(WS_WORK, w_handle, &t);
t.g_x -= x;
t.g_y -= y;
t.g_w -= w;
t.g_h -= h;
wm = gl_wchar;
hm = gl_hchar;
if (kind & (LFARROW | RTARROW | HSLIDE))
wm = gl_wbox * 7;
if (kind & (UPARROW | DNARROW | VSLIDE))
hm = gl_hbox * 7;
gr_rubwind(x, y, wm, hm, &t, &w, &h);
message = WM_SIZED;
}
break;
case W_HSLIDE:
case W_VSLIDE:
ob_actxywh(tree, cpt + 1, &pt);
if (inside(mx, my, &pt))
{
cpt = (cpt==W_HSLIDE) ? W_HELEV : W_VELEV;
goto doelev;
}
/* fix up cpt for index into gl_wa[] */
if (cpt == W_HSLIDE)
{
if ( !(mx < pt.g_x) )
cpt += 1;
}
else
{
if ( !(my < pt.g_y) )
cpt += 1;
}
/* fall thru */
case W_UPARROW:
case W_DNARROW:
case W_LFARROW:
case W_RTARROW:
message = WM_ARROWED;
x = gl_wa[cpt - W_UPARROW];
break;
case W_HELEV:
case W_VELEV:
doelev: message = (cpt == W_HELEV) ? WM_HSLID : WM_VSLID;
x = gr_slidebox(gl_awind, cpt - 1, cpt, (cpt == W_VELEV));
/* slide is 1 less than elev */
break;
}
}
else
{
perform_untop(gl_wtop);
/*
* went down on inactive window so tell ap. to bring it to top
*/
message = WM_TOPPED;
}
ct_msgup(message, pwin->w_owner, w_handle, x, y, w, h);
}
