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comparison: accessible/src/windows/ia2/ia2AccessibleHypertext.cpp
accessible/src/windows/ia2/ia2AccessibleHypertext.cpp
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| 1 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ | |
| 2 /* vim:expandtab:shiftwidth=2:tabstop=2: | |
| 3 */ | |
| 4 /* This Source Code Form is subject to the terms of the Mozilla Public | |
| 5 * License, v. 2.0. If a copy of the MPL was not distributed with this | |
| 6 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ | |
| 7 | |
| 8 #include "ia2AccessibleHypertext.h" | |
| 9 | |
| 10 #include "AccessibleHypertext_i.c" | |
| 11 | |
| 12 #include "HyperTextAccessibleWrap.h" | |
| 13 #include "IUnknownImpl.h" | |
| 14 | |
| 15 using namespace mozilla::a11y; | |
| 16 | |
| 17 // IAccessibleHypertext | |
| 18 | |
| 19 STDMETHODIMP | |
| 20 ia2AccessibleHypertext::get_nHyperlinks(long* aHyperlinkCount) | |
| 21 { | |
| 22 A11Y_TRYBLOCK_BEGIN | |
| 23 | |
| 24 if (!aHyperlinkCount) | |
| 25 return E_INVALIDARG; | |
| 26 | |
| 27 *aHyperlinkCount = 0; | |
| 28 | |
| 29 HyperTextAccessibleWrap* hyperText = static_cast<HyperTextAccessibleWrap*>(this); | |
| 30 if (hyperText->IsDefunct()) | |
| 31 return CO_E_OBJNOTCONNECTED; | |
| 32 | |
| 33 *aHyperlinkCount = hyperText->LinkCount(); | |
| 34 return S_OK; | |
| 35 | |
| 36 A11Y_TRYBLOCK_END | |
| 37 } | |
| 38 | |
| 39 STDMETHODIMP | |
| 40 ia2AccessibleHypertext::get_hyperlink(long aLinkIndex, | |
| 41 IAccessibleHyperlink** aHyperlink) | |
| 42 { | |
| 43 A11Y_TRYBLOCK_BEGIN | |
| 44 | |
| 45 if (!aHyperlink) | |
| 46 return E_INVALIDARG; | |
| 47 | |
| 48 *aHyperlink = nullptr; | |
| 49 | |
| 50 HyperTextAccessibleWrap* hyperText = static_cast<HyperTextAccessibleWrap*>(this); | |
| 51 if (hyperText->IsDefunct()) | |
| 52 return CO_E_OBJNOTCONNECTED; | |
| 53 | |
| 54 Accessible* hyperLink = hyperText->LinkAt(aLinkIndex); | |
| 55 if (!hyperLink) | |
| 56 return E_FAIL; | |
| 57 | |
| 58 *aHyperlink = | |
| 59 static_cast<IAccessibleHyperlink*>(static_cast<AccessibleWrap*>(hyperLink)); | |
| 60 (*aHyperlink)->AddRef(); | |
| 61 return S_OK; | |
| 62 | |
| 63 A11Y_TRYBLOCK_END | |
| 64 } | |
| 65 | |
| 66 STDMETHODIMP | |
| 67 ia2AccessibleHypertext::get_hyperlinkIndex(long aCharIndex, long* aHyperlinkIndex) | |
| 68 { | |
| 69 A11Y_TRYBLOCK_BEGIN | |
| 70 | |
| 71 if (!aHyperlinkIndex) | |
| 72 return E_INVALIDARG; | |
| 73 | |
| 74 *aHyperlinkIndex = 0; | |
| 75 | |
| 76 HyperTextAccessibleWrap* hyperAcc = static_cast<HyperTextAccessibleWrap*>(this); | |
| 77 if (hyperAcc->IsDefunct()) | |
| 78 return CO_E_OBJNOTCONNECTED; | |
| 79 | |
| 80 *aHyperlinkIndex = hyperAcc->LinkIndexAtOffset(aCharIndex); | |
| 81 return S_OK; | |
| 82 | |
| 83 A11Y_TRYBLOCK_END | |
| 84 } | |
| 85 |
