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106 lines
2.4 KiB
C++
106 lines
2.4 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim:expandtab:shiftwidth=2:tabstop=2:
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*/
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "ia2AccessibleHypertext.h"
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#include "AccessibleHypertext_i.c"
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#include "HyperTextAccessibleWrap.h"
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#include "IUnknownImpl.h"
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using namespace mozilla::a11y;
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// IAccessibleHypertext
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STDMETHODIMP
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ia2AccessibleHypertext::get_nHyperlinks(long* aHyperlinkCount)
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{
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A11Y_TRYBLOCK_BEGIN
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if (!aHyperlinkCount)
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return E_INVALIDARG;
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*aHyperlinkCount = 0;
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if (ProxyAccessible* proxy = HyperTextProxyFor(this)) {
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*aHyperlinkCount = proxy->LinkCount();
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return S_OK;
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}
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HyperTextAccessibleWrap* hyperText = static_cast<HyperTextAccessibleWrap*>(this);
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if (hyperText->IsDefunct())
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return CO_E_OBJNOTCONNECTED;
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*aHyperlinkCount = hyperText->LinkCount();
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return S_OK;
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A11Y_TRYBLOCK_END
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}
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STDMETHODIMP
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ia2AccessibleHypertext::get_hyperlink(long aLinkIndex,
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IAccessibleHyperlink** aHyperlink)
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{
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A11Y_TRYBLOCK_BEGIN
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if (!aHyperlink)
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return E_INVALIDARG;
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*aHyperlink = nullptr;
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AccessibleWrap* hyperLink;
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if (ProxyAccessible* proxy = HyperTextProxyFor(this)) {
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ProxyAccessible* link = proxy->LinkAt(aLinkIndex);
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if (!link)
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return E_FAIL;
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hyperLink = WrapperFor(link);
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} else {
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HyperTextAccessibleWrap* hyperText = static_cast<HyperTextAccessibleWrap*>(this);
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if (hyperText->IsDefunct())
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return CO_E_OBJNOTCONNECTED;
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hyperLink = static_cast<AccessibleWrap*>(hyperText->LinkAt(aLinkIndex));
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}
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if (!hyperLink)
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return E_FAIL;
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*aHyperlink =
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static_cast<IAccessibleHyperlink*>(hyperLink);
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(*aHyperlink)->AddRef();
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return S_OK;
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A11Y_TRYBLOCK_END
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}
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STDMETHODIMP
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ia2AccessibleHypertext::get_hyperlinkIndex(long aCharIndex, long* aHyperlinkIndex)
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{
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A11Y_TRYBLOCK_BEGIN
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if (!aHyperlinkIndex)
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return E_INVALIDARG;
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*aHyperlinkIndex = 0;
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if (ProxyAccessible* proxy = HyperTextProxyFor(this)) {
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*aHyperlinkIndex = proxy->LinkIndexAtOffset(aCharIndex);
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return S_OK;
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}
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HyperTextAccessibleWrap* hyperAcc = static_cast<HyperTextAccessibleWrap*>(this);
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if (hyperAcc->IsDefunct())
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return CO_E_OBJNOTCONNECTED;
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*aHyperlinkIndex = hyperAcc->LinkIndexAtOffset(aCharIndex);
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return S_OK;
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A11Y_TRYBLOCK_END
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}
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