AtkObject *
refChildCB(AtkObject *aAtkObj, gint aChildIndex)
{
// aChildIndex should not be less than zero
if (aChildIndex < 0) {
return nsnull;
}
AccessibleWrap* accWrap = GetAccessibleWrap(aAtkObj);
if (!accWrap || nsAccUtils::MustPrune(accWrap)) {
return nsnull;
}
Accessible* accChild = accWrap->GetEmbeddedChildAt(aChildIndex);
if (!accChild)
return nsnull;
AtkObject* childAtkObj = AccessibleWrap::GetAtkObject(accChild);
NS_ASSERTION(childAtkObj, "Fail to get AtkObj");
if (!childAtkObj)
return nsnull;
g_object_ref(childAtkObj);
if (aAtkObj != childAtkObj->accessible_parent)
atk_object_set_parent(childAtkObj, aAtkObj);
return childAtkObj;
}
AtkObject *
refChildCB(AtkObject *aAtkObj, gint aChildIndex)
{
// aChildIndex should not be less than zero
if (aChildIndex < 0) {
return nullptr;
}
AtkObject* childAtkObj = nullptr;
AccessibleWrap* accWrap = GetAccessibleWrap(aAtkObj);
if (accWrap) {
if (nsAccUtils::MustPrune(accWrap)) {
return nullptr;
}
Accessible* accChild = accWrap->GetEmbeddedChildAt(aChildIndex);
if (accChild) {
childAtkObj = AccessibleWrap::GetAtkObject(accChild);
} else {
OuterDocAccessible* docOwner = accWrap->AsOuterDoc();
if (docOwner) {
ProxyAccessible* proxyDoc = docOwner->RemoteChildDoc();
if (proxyDoc)
childAtkObj = GetWrapperFor(proxyDoc);
}
}
} else if (ProxyAccessible* proxy = GetProxy(aAtkObj)) {
if (proxy->MustPruneChildren())
return nullptr;
ProxyAccessible* child = proxy->EmbeddedChildAt(aChildIndex);
if (child)
childAtkObj = GetWrapperFor(child);
} else {
return nullptr;
}
NS_ASSERTION(childAtkObj, "Fail to get AtkObj");
if (!childAtkObj)
return nullptr;
g_object_ref(childAtkObj);
if (aAtkObj != childAtkObj->accessible_parent)
atk_object_set_parent(childAtkObj, aAtkObj);
return childAtkObj;
}