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Make the item iterator capable of iterating over a cargo list

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New snxtitem_cargo() initializes an iterator for a cargo list, with
new enum ns_seltype member NS_GROUP and new struct nstr_item member
next.  Extend nxtitem() and nxtitemp() to step through the list.
This commit is contained in:
Markus Armbruster 2008-09-12 18:46:54 -04:00
parent 7a4b7f75a0
commit e7f5b517a0
5 changed files with 37 additions and 3 deletions
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8
src/lib/update/nxtitemp.c
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@ -37,6 +37,7 @@
#include "land.h"
#include "nsc.h"
#include "ship.h"
#include "unit.h"
#include "update.h"
void *
@ -53,6 +54,11 @@ nxtitemp(struct nstr_item *np)
if (np->index >= np->size)
return 0;
np->cur = np->list[np->index];
} else if (np->sel == NS_CARGO) {
if (np->next < 0)
return 0;
np->cur = np->next;
np->next = unit_cargo_next(np->type, np->next);
} else {
np->cur++;
}
@ -63,7 +69,7 @@ nxtitemp(struct nstr_item *np)
selected = 1;
switch (np->sel) {
case NS_LIST:
break;
case NS_CARGO:
case NS_ALL:
break;
case NS_DIST: