The Tor Browser / file comparison
comparison: accessible/src/atk/nsMaiInterfaceHypertext.cpp
accessible/src/atk/nsMaiInterfaceHypertext.cpp
- branch
- TOR_BUG_9701
- changeset 8
- 97036ab72558
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| -1:000000000000 | 0:73c0c6b4e42c |
|---|---|
| 1 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ | |
| 2 /* vim: set ts=2 et sw=2 tw=80: */ | |
| 3 /* This Source Code Form is subject to the terms of the Mozilla Public | |
| 4 * License, v. 2.0. If a copy of the MPL was not distributed with this | |
| 5 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ | |
| 6 | |
| 7 #include "InterfaceInitFuncs.h" | |
| 8 | |
| 9 #include "Accessible-inl.h" | |
| 10 #include "HyperTextAccessible.h" | |
| 11 #include "nsMai.h" | |
| 12 #include "nsMaiHyperlink.h" | |
| 13 #include "mozilla/Likely.h" | |
| 14 | |
| 15 using namespace mozilla::a11y; | |
| 16 | |
| 17 extern "C" { | |
| 18 | |
| 19 static AtkHyperlink* | |
| 20 getLinkCB(AtkHypertext *aText, gint aLinkIndex) | |
| 21 { | |
| 22 AccessibleWrap* accWrap = GetAccessibleWrap(ATK_OBJECT(aText)); | |
| 23 if (!accWrap) | |
| 24 return nullptr; | |
| 25 | |
| 26 HyperTextAccessible* hyperText = accWrap->AsHyperText(); | |
| 27 NS_ENSURE_TRUE(hyperText, nullptr); | |
| 28 | |
| 29 Accessible* hyperLink = hyperText->LinkAt(aLinkIndex); | |
| 30 if (!hyperLink) | |
| 31 return nullptr; | |
| 32 | |
| 33 AtkObject* hyperLinkAtkObj = AccessibleWrap::GetAtkObject(hyperLink); | |
| 34 AccessibleWrap* accChild = GetAccessibleWrap(hyperLinkAtkObj); | |
| 35 NS_ENSURE_TRUE(accChild, nullptr); | |
| 36 | |
| 37 MaiHyperlink *maiHyperlink = accChild->GetMaiHyperlink(); | |
| 38 NS_ENSURE_TRUE(maiHyperlink, nullptr); | |
| 39 return maiHyperlink->GetAtkHyperlink(); | |
| 40 } | |
| 41 | |
| 42 static gint | |
| 43 getLinkCountCB(AtkHypertext *aText) | |
| 44 { | |
| 45 AccessibleWrap* accWrap = GetAccessibleWrap(ATK_OBJECT(aText)); | |
| 46 if (!accWrap) | |
| 47 return -1; | |
| 48 | |
| 49 HyperTextAccessible* hyperText = accWrap->AsHyperText(); | |
| 50 NS_ENSURE_TRUE(hyperText, -1); | |
| 51 | |
| 52 return hyperText->LinkCount(); | |
| 53 } | |
| 54 | |
| 55 static gint | |
| 56 getLinkIndexCB(AtkHypertext *aText, gint aCharIndex) | |
| 57 { | |
| 58 AccessibleWrap* accWrap = GetAccessibleWrap(ATK_OBJECT(aText)); | |
| 59 if (!accWrap) | |
| 60 return -1; | |
| 61 | |
| 62 HyperTextAccessible* hyperText = accWrap->AsHyperText(); | |
| 63 NS_ENSURE_TRUE(hyperText, -1); | |
| 64 | |
| 65 return hyperText->LinkIndexAtOffset(aCharIndex); | |
| 66 } | |
| 67 } | |
| 68 | |
| 69 void | |
| 70 hypertextInterfaceInitCB(AtkHypertextIface* aIface) | |
| 71 { | |
| 72 NS_ASSERTION(aIface, "no interface!"); | |
| 73 if (MOZ_UNLIKELY(!aIface)) | |
| 74 return; | |
| 75 | |
| 76 aIface->get_link = getLinkCB; | |
| 77 aIface->get_n_links = getLinkCountCB; | |
| 78 aIface->get_link_index = getLinkIndexCB; | |
| 79 } |
