static int typelisteq(Type *l1, Type *l2)
{
if (!l1 || !l2) return 0;
while (*l1 && (TypeMatch(*l1,*l2))) {
l1++;l2++;
}
return (!*l1 && !*l2);
}
BOOL CTwain::GetCapCurrent(unsigned Cap, unsigned ItemType, void FAR *pVal)
{
TW_CAPABILITY cap;
void far * pv = NULL;
BOOL bSuccess = FALSE;
if (nState < SOURCE_OPEN) {
ATLTRACE_ERROR(TWERR_NOT_4);
return FALSE;
}
// Fill in capability structure
cap.Cap = (TW_UINT16)Cap; // capability id
cap.ConType = TWON_ONEVALUE; // favorite type of container (should be ignored...)
cap.hContainer = NULL;
if (DS(DG_CONTROL, DAT_CAPABILITY, MSG_GETCURRENT, (TW_MEMREF)&cap) &&
cap.hContainer &&
(pv = GlobalLock(cap.hContainer))) {
if (cap.ConType == TWON_ENUMERATION) {
TW_ENUMERATION far *pcon = (TW_ENUMERATION far *)pv;
TW_UINT32 index = pcon->CurrentIndex;
if (index < pcon->NumItems && TypeMatch(pcon->ItemType, ItemType)) {
LPSTR pitem = (LPSTR)pcon->ItemList + index*nTypeSize[ItemType];
memcpy(pVal, pitem, nTypeSize[ItemType]);
bSuccess = TRUE;
}
} else if (cap.ConType == TWON_ONEVALUE) {
TW_ONEVALUE far *pcon = (TW_ONEVALUE far *)pv;
if (TypeMatch(pcon->ItemType, ItemType)) {
memcpy(pVal, &pcon->Item, nTypeSize[ItemType]);
bSuccess = TRUE;
}
}
}
if (pv) GlobalUnlock(cap.hContainer);
if (cap.hContainer) GlobalFree(cap.hContainer);
return bSuccess;
}
