int naiHash_tryset(naRef hash, naRef key, naRef val)
{
HashRec* hr = REC(hash);
if(hr) {
int ent, cell = findcell(hr, key, refhash(key));
if((ent = TAB(hr)[cell]) >= 0) { ENTS(hr)[ent].val = val; return 1; }
}
return 0;
}
int naHash_get(naRef hash, naRef key, naRef* out)
{
HashRec* hr = REC(hash);
if(hr) {
int ent, cell = findcell(hr, key, refhash(key));
if((ent = TAB(hr)[cell]) < 0) return 0;
*out = ENTS(hr)[ent].val;
return 1;
}
return 0;
}
/*
* Here when we get a keypress in a window.
*/
static void
dokey(GR_EVENT_KEYSTROKE *kp)
{
if ((kp->wid != boardwid) || !playing)
return;
switch (kp->ch) {
case ' ': /* remember or forget mine */
togglecell(findcell(kp->x, kp->y));
break;
}
}
static void hashset(HashRec* hr, naRef key, naRef val)
{
int ent, cell = findcell(hr, key, refhash(key));
if((ent = TAB(hr)[cell]) == ENT_EMPTY) {
ent = hr->next++;
if(ent >= NCELLS(hr)) return; /* race protection, don't overrun */
TAB(hr)[cell] = ent;
hr->size++;
ENTS(hr)[ent].key = key;
}
ENTS(hr)[ent].val = val;
}
void naHash_delete(naRef hash, naRef key)
{
HashRec* hr = REC(hash);
if(hr) {
int cell = findcell(hr, key, refhash(key));
if(TAB(hr)[cell] >= 0) {
TAB(hr)[cell] = ENT_DELETED;
if(--hr->size < POW2(hr->lgsz-1))
resize(PTR(hash).hash);
}
}
}
/*
* Here when we get a button down event.
*/
static void
dobutton(GR_EVENT_BUTTON *bp)
{
if (bp->wid == boardwid) {
movetopos(findcell(bp->x, bp->y));
return;
}
if (bp->wid == quitwid) {
GrFillRect(quitwid, xorgc, 0, 0, BUTTONWIDTH, BUTTONHEIGHT);
GrFlush();
if (savefile)
writegame(savefile);
GrClose();
exit(0);
}
if (bp->wid == savewid) {
GrFillRect(savewid, xorgc, 0, 0, BUTTONWIDTH, BUTTONHEIGHT);
GrFlush();
if (savefile == NULL)
savefile = SAVEFILE;
if (writegame(savefile))
write(1, "\007", 1);
else
delay();
GrFillRect(savewid, xorgc, 0, 0, BUTTONWIDTH, BUTTONHEIGHT);
}
if (bp->wid == newgamewid) {
GrFillRect(newgamewid, xorgc, 0, 0, BUTTONWIDTH, BUTTONHEIGHT);
GrFlush();
/*if (playing)
write(1, "\007", 1);
else {*/
newgame();
delay();
/*}*/
GrFillRect(newgamewid, xorgc, 0, 0, BUTTONWIDTH, BUTTONHEIGHT);
}
}