bottom_panel(PANEL * pan)
{
int err = OK;
T((T_CALLED("bottom_panel(%p)"), pan));
if (pan)
{
if (!Is_Bottom(pan))
{
dBug(("--> bottom_panel %s", USER_PTR(pan->user)));
HIDE_PANEL(pan, err, OK);
assert(_nc_bottom_panel == _nc_stdscr_pseudo_panel);
dStack("<lb%d>", 1, pan);
pan->below = _nc_bottom_panel;
pan->above = _nc_bottom_panel->above;
if (pan->above)
pan->above->below = pan;
_nc_bottom_panel->above = pan;
dStack("<lb%d>", 9, pan);
}
}
else
err = ERR;
returnCode(err);
}
show_panel(PANEL * pan)
{
int err = ERR;
T((T_CALLED("show_panel(%p)"), (void *)pan));
if (pan)
{
GetHook(pan);
if (Is_Top(pan))
returnCode(OK);
dBug(("--> show_panel %s", USER_PTR(pan->user)));
HIDE_PANEL(pan, err, OK);
dStack("<lt%d>", 1, pan);
assert(_nc_bottom_panel == _nc_stdscr_pseudo_panel);
_nc_top_panel->above = pan;
pan->below = _nc_top_panel;
pan->above = (PANEL *) 0;
_nc_top_panel = pan;
err = OK;
dStack("<lt%d>", 9, pan);
}
returnCode(err);
}
/*+-------------------------------------------------------------------------
__override(pan,show)
--------------------------------------------------------------------------*/
void
_nc_override(const PANEL *pan, int show)
{
int y;
PANEL *pan2;
PANELCONS *tobs = pan->obscure; /* "this" one */
dBug(("_nc_override %s,%d", USER_PTR(pan->user),show));
switch (show)
{
case P_TOUCH:
Touchpan(pan);
/* The following while loop will now mark all panel window lines
* obscured by use or obscuring us as touched, so they will be
* updated.
*/
break;
case P_UPDATE:
while(tobs && (tobs->pan != pan))
tobs = tobs->above;
/* The next loop will now only go through the panels obscuring pan;
* it updates all the lines in the obscuring panels in sync. with
* the lines touched in pan itself. This is called in update_panels()
* in a loop from the bottom_panel to the top_panel, resulting in
* the desired update effect.
*/
break;
default:
return;
}
while(tobs)
{
if((pan2 = tobs->pan) != pan) {
dBug(("test obs pan=%s pan2=%s", USER_PTR(pan->user), USER_PTR(pan2->user)));
for(y = pan->wstarty; y < pan->wendy; y++) {
if( (y >= pan2->wstarty) && (y < pan2->wendy) &&
((is_linetouched(pan->win,y - pan->wstarty) == TRUE)) )
Touchline(pan2,y - pan2->wstarty,1);
}
}
tobs = tobs->above;
}
}
/*+-------------------------------------------------------------------------
__panels_overlapped(pan1,pan2) - check panel overlapped
--------------------------------------------------------------------------*/
static INLINE bool
__panels_overlapped(register const PANEL *pan1, register const PANEL *pan2)
{
if(!pan1 || !pan2)
return(FALSE);
dBug(("__panels_overlapped %s %s", USER_PTR(pan1->user), USER_PTR(pan2->user)));
/* pan1 intersects with pan2 ? */
if( (((pan1->wstarty >= pan2->wstarty) && (pan1->wstarty < pan2->wendy)) ||
((pan2->wstarty >= pan1->wstarty) && (pan2->wstarty < pan1->wendy))) &&
(((pan1->wstartx >= pan2->wstartx) && (pan1->wstartx < pan2->wendx)) ||
((pan2->wstartx >= pan1->wstartx) && (pan2->wstartx < pan1->wendx)))
) return(TRUE);
else {
dBug((" no"));
return(FALSE);
}
}
del_panel (PANEL *pan)
{
int err = OK;
if(pan)
{
dBug(("--> del_panel %s", USER_PTR(pan->user)));
HIDE_PANEL(pan,err,OK);
free((void *)pan);
}
else
err = ERR;
return(err);
}
del_panel(PANEL * pan)
{
int err = OK;
T((T_CALLED("del_panel(%p)"), pan));
if (pan)
{
dBug(("--> del_panel %s", USER_PTR(pan->user)));
HIDE_PANEL(pan, err, OK);
free((void *)pan);
}
else
err = ERR;
returnCode(err);
}
hide_panel(register PANEL * pan)
{
int err = OK;
T((T_CALLED("hide_panel(%p)"), pan));
if (!pan)
returnCode(ERR);
dBug(("--> hide_panel %s", USER_PTR(pan->user)));
dStack("<u%d>", 1, pan);
HIDE_PANEL(pan, err, ERR);
dStack("<u%d>", 9, pan);
returnCode(err);
}
int
hide_panel(register PANEL *pan)
{
int err = OK;
if(!pan)
return(ERR);
dBug(("--> hide_panel %s", USER_PTR(pan->user)));
dStack("<u%d>",1,pan);
HIDE_PANEL(pan,err,TRUE);
dStack("<u%d>",9,pan);
return(err);
}
void
update_panels(void)
{
PANEL *pan;
dBug(("--> update_panels"));
pan = _nc_bottom_panel;
while(pan && pan->above)
{
PANEL_UPDATE(pan,pan->above, FALSE);
pan = pan->above;
}
pan = _nc_bottom_panel;
while (pan)
{
Wnoutrefresh(pan);
pan = pan->above;
}
}
hide_panel(register PANEL * pan)
{
int err = ERR;
T((T_CALLED("hide_panel(%p)"), (void *)pan));
if (pan)
{
GetHook(pan);
dBug(("--> hide_panel %s", USER_PTR(pan->user)));
dStack("<u%d>", 1, pan);
HIDE_PANEL(pan, err, ERR);
err = OK;
dStack("<u%d>", 9, pan);
}
returnCode(err);
}
/*+-------------------------------------------------------------------------
__calculate_obscure()
--------------------------------------------------------------------------*/
void
_nc_calculate_obscure(void)
{
PANEL *pan;
PANEL *pan2;
PANELCONS *tobs; /* "this" one */
PANELCONS *lobs = (PANELCONS *)0; /* last one */
pan = _nc_bottom_panel;
while(pan)
{
if(pan->obscure)
_nc_free_obscure(pan);
dBug(("--> __calculate_obscure %s", USER_PTR(pan->user)));
lobs = (PANELCONS *)0; /* last one */
pan2 = _nc_bottom_panel;
/* This loop builds a list of panels obsured by pan or obscuring
pan; pan itself is in the list; all panels before pan are
obscured by pan, all panels after pan are obscuring pan. */
while(pan2)
{
if(__panels_overlapped(pan,pan2))
{
if(!(tobs = (PANELCONS *)malloc(sizeof(PANELCONS))))
return;
tobs->pan = pan2;
dPanel("obscured",pan2);
tobs->above = (PANELCONS *)0;
if(lobs)
lobs->above = tobs;
else
pan->obscure = tobs;
lobs = tobs;
}
pan2 = pan2->above;
}
_nc_override(pan,P_TOUCH);
pan = pan->above;
}
}
update_panels(void)
{
PANEL *pan;
T((T_CALLED("update_panels()")));
dBug(("--> update_panels"));
pan = _nc_bottom_panel;
while (pan && pan->above)
{
PANEL_UPDATE(pan, pan->above);
pan = pan->above;
}
pan = _nc_bottom_panel;
while (pan)
{
Wnoutrefresh(pan);
pan = pan->above;
}
returnVoid;
}