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Copy pathcardlst.cpp
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257 lines (233 loc) · 4.9 KB
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/* Copyright (C) 2003-2013 Runtime Revolution Ltd.
This file is part of LiveCode.
LiveCode is free software; you can redistribute it and/or modify it under
the terms of the GNU General Public License v3 as published by the Free
Software Foundation.
LiveCode is distributed in the hope that it will be useful, but WITHOUT ANY
WARRANTY; without even the implied warranty of MERCHANTABILITY or
FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
for more details.
You should have received a copy of the GNU General Public License
along with LiveCode. If not see <http://www.gnu.org/licenses/>. */
#include "prefix.h"
#include "globdefs.h"
#include "filedefs.h"
#include "parsedef.h"
#include "objdefs.h"
#include "execpt.h"
#include "dispatch.h"
#include "stack.h"
#include "card.h"
#include "cardlst.h"
#include "util.h"
#include "globals.h"
MCCardnode::~MCCardnode()
{ }
MCCardlist::MCCardlist()
{
cards = NULL;
interval = 0;
}
MCCardlist::~MCCardlist()
{
while (cards != NULL)
{
MCCardnode *cptr = cards->remove
(cards);
delete cptr;
}
}
void MCCardlist::trim()
{
while (interval > MIN_FILL)
{
cards = cards->prev();
MCCardnode *cptr = cards->remove
(cards);
if (first == cptr)
first = cards;
delete cptr;
interval--;
}
}
void MCCardlist::getprop(Properties prop, MCStack *stack, MCExecPoint &ep)
{
trim();
MCCardnode *tmp = cards;
ep.clear();
bool first = true;
if (tmp != NULL)
{
MCExecPoint ep2;
do
{
if (stack == NULL || tmp->card->getstack() == stack)
{
tmp->card->getprop(0, prop, ep2, False);
ep.concatmcstring(ep2.getsvalue(), EC_RETURN, first);
first = false;
}
tmp = tmp->next();
}
while (tmp != cards);
}
}
void MCCardlist::getnames(MCStack *stack, MCExecPoint &ep)
{
getprop(P_SHORT_NAME, stack, ep);
}
void MCCardlist::getlongids(MCStack *stack, MCExecPoint &ep)
{
getprop(P_LONG_ID, stack, ep);
}
void MCCardlist::addcard(MCCard *card)
{
if (cards != NULL && cards->card == card || MClockrecent)
return;
MCCardnode *nptr = new MCCardnode;
nptr->card = card;
if (cards == NULL)
first = nptr;
nptr->insertto(cards);
if (interval++ > MAX_FILL)
trim();
}
void MCCardlist::deletecard(MCCard *card)
{
MCCardnode *tmp = cards;
Boolean restart;
if (tmp != NULL)
do
{
restart = False;
if (tmp->card == card)
{
if (tmp == first)
first = tmp->next();
if (tmp == cards)
{
MCCardnode *tptr = cards->remove
(cards);
delete tptr;
interval--;
tmp = cards;
if (cards == NULL)
break;
else
restart = True;
}
else
{
MCCardnode *tptr = tmp->remove
(tmp);
delete tptr;
interval--;
}
}
else
tmp = tmp->next();
}
while (restart || tmp != cards);
}
void MCCardlist::deletestack(MCStack *stack)
{
MCCardnode *tmp = cards;
Boolean restart;
if (tmp != NULL)
do
{
restart = False;
if (tmp->card->getstack() == stack)
{
if (tmp == first)
first = tmp->next();
if (tmp == cards)
{
MCCardnode *tptr = cards->remove
(cards);
delete tptr;
interval--;
tmp = cards;
if (cards == NULL)
break;
else
restart = True;
}
else
{
MCCardnode *tptr = tmp->remove
(tmp);
delete tptr;
interval--;
}
}
else
tmp = tmp->next();
}
while (restart || tmp != cards);
}
void MCCardlist::gorel(int2 offset)
{
if (cards == NULL)
return;
if (offset > 0)
while(offset--)
cards = cards->prev();
else
while(offset++)
cards = cards->next();
MCStack *sptr = cards->card->getstack();
if (sptr != MCdefaultstackptr && MCdefaultstackptr->hcstack())
MCdefaultstackptr->close();
sptr->setcard(cards->card, False, False);
sptr->openrect(sptr->getrect(), WM_LAST, NULL, WP_DEFAULT, OP_NONE);
MCdefaultstackptr = sptr;
}
MCCard *MCCardlist::getrel(int2 offset)
{
if (cards == NULL)
return NULL;
MCCardnode *tptr = cards;
if (offset > 0)
while(offset--)
tptr = tptr->prev();
else
while(offset++)
tptr = tptr->next();
return tptr->card;
}
void MCCardlist::godirect(Boolean start)
{
if (cards == NULL)
return;
if (start)
cards = first;
else
cards = first->next();
MCStack *sptr = cards->card->getstack();
if (sptr != MCdefaultstackptr && MCdefaultstackptr->hcstack())
MCdefaultstackptr->close();
sptr->setcard(cards->card, False, False);
sptr->openrect(sptr->getrect(), WM_LAST, NULL, WP_DEFAULT, OP_NONE);
MCdefaultstackptr = sptr;
}
void MCCardlist::pushcard(MCCard *card)
{
if (card == NULL)
return;
MCCardnode *nptr = new MCCardnode;
nptr->card = card;
nptr->insertto(cards);
}
MCCard *MCCardlist::popcard()
{
if (cards != NULL)
{
MCCardnode *tptr = cards->remove
(cards);
MCCard *card = tptr->card;
delete tptr;
return card;
}
return MCdispatcher->gethome()->getcurcard();
}