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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=2 et sw=2 tw=80: */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#include "InterfaceInitFuncs.h"
#include "LocalAccessible-inl.h"
#include "HyperTextAccessible.h"
#include "nsMai.h"
#include "nsMaiHyperlink.h"
#include "RemoteAccessible.h"
#include "mozilla/Likely.h"
using namespace mozilla::a11y;
extern "C" {
static AtkHyperlink* getLinkCB(AtkHypertext* aText, gint aLinkIndex) {
if (Accessible* acc = GetInternalObj(ATK_OBJECT(aText))) {
if (HyperTextAccessibleBase* hyperText = acc->AsHyperTextBase()) {
Accessible* linkAcc = hyperText->LinkAt(aLinkIndex);
AtkObject* atkHyperLink = GetWrapperFor(linkAcc);
NS_ENSURE_TRUE(IS_MAI_OBJECT(atkHyperLink), nullptr);
return MAI_ATK_OBJECT(atkHyperLink)->GetAtkHyperlink();
}
}
return nullptr;
}
static gint getLinkCountCB(AtkHypertext* aText) {
if (Accessible* acc = GetInternalObj(ATK_OBJECT(aText))) {
if (HyperTextAccessibleBase* hyperText = acc->AsHyperTextBase()) {
return static_cast<gint>(hyperText->LinkCount());
}
}
return -1;
}
static gint getLinkIndexCB(AtkHypertext* aText, gint aCharIndex) {
Accessible* acc = GetInternalObj(ATK_OBJECT(aText));
if (!acc) {
return -1;
}
HyperTextAccessibleBase* hyperText = acc->AsHyperTextBase();
if (!hyperText) {
return -1;
}
return hyperText->LinkIndexAtOffset(aCharIndex);
}
} // extern "C"
void hypertextInterfaceInitCB(AtkHypertextIface* aIface) {
NS_ASSERTION(aIface, "no interface!");
if (MOZ_UNLIKELY(!aIface)) return;
aIface->get_link = getLinkCB;
aIface->get_n_links = getLinkCountCB;
aIface->get_link_index = getLinkIndexCB;
}
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