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author | Matt A. Tobin <mattatobin@localhost.localdomain> | 2018-02-02 04:16:08 -0500 |
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committer | Matt A. Tobin <mattatobin@localhost.localdomain> | 2018-02-02 04:16:08 -0500 |
commit | 5f8de423f190bbb79a62f804151bc24824fa32d8 (patch) | |
tree | 10027f336435511475e392454359edea8e25895d /accessible/windows/msaa/HyperTextAccessibleWrap.cpp | |
parent | 49ee0794b5d912db1f95dce6eb52d781dc210db5 (diff) | |
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Add m-esr52 at 52.6.0
Diffstat (limited to 'accessible/windows/msaa/HyperTextAccessibleWrap.cpp')
-rw-r--r-- | accessible/windows/msaa/HyperTextAccessibleWrap.cpp | 67 |
1 files changed, 67 insertions, 0 deletions
diff --git a/accessible/windows/msaa/HyperTextAccessibleWrap.cpp b/accessible/windows/msaa/HyperTextAccessibleWrap.cpp new file mode 100644 index 000000000..b5fd716d9 --- /dev/null +++ b/accessible/windows/msaa/HyperTextAccessibleWrap.cpp @@ -0,0 +1,67 @@ +/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ +/* vim:expandtab:shiftwidth=2:tabstop=2: + */ +/* 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 "HyperTextAccessibleWrap.h" +#include "Accessible-inl.h" + +#include "nsEventShell.h" + +#include "mozilla/StaticPtr.h" + +using namespace mozilla; +using namespace mozilla::a11y; + +NS_IMPL_ISUPPORTS_INHERITED0(HyperTextAccessibleWrap, + HyperTextAccessible) + +STDMETHODIMP +HyperTextAccessibleWrap::QueryInterface(REFIID aIID, void** aInstancePtr) +{ + if (!aInstancePtr) + return E_FAIL; + + *aInstancePtr = nullptr; + + if (IsTextRole()) { + if (aIID == IID_IAccessibleText) + *aInstancePtr = + static_cast<IAccessibleText*>(static_cast<ia2AccessibleText*>(this)); + else if (aIID == IID_IAccessibleHypertext) + *aInstancePtr = static_cast<IAccessibleHypertext*>(this); + else if (aIID == IID_IAccessibleEditableText) + *aInstancePtr = static_cast<IAccessibleEditableText*>(this); + + if (*aInstancePtr) { + AddRef(); + return S_OK; + } + } + + return AccessibleWrap::QueryInterface(aIID, aInstancePtr); +} + +nsresult +HyperTextAccessibleWrap::HandleAccEvent(AccEvent* aEvent) +{ + uint32_t eventType = aEvent->GetEventType(); + + if (eventType == nsIAccessibleEvent::EVENT_TEXT_REMOVED || + eventType == nsIAccessibleEvent::EVENT_TEXT_INSERTED) { + Accessible* accessible = aEvent->GetAccessible(); + if (accessible && accessible->IsHyperText()) { + AccTextChangeEvent* event = downcast_accEvent(aEvent); + HyperTextAccessibleWrap* text = + static_cast<HyperTextAccessibleWrap*>(accessible->AsHyperText()); + ia2AccessibleText::UpdateTextChangeData(text, event->IsTextInserted(), + event->ModifiedText(), + event->GetStartOffset(), + event->GetLength()); + } + } + + return HyperTextAccessible::HandleAccEvent(aEvent); +} |