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