gecko-dev/accessible/windows/msaa/GeckoCustom.cpp

60 строки
1.3 KiB
C++

/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=2 et sw=2 tw=80: */
/* 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 "GeckoCustom.h"
using namespace mozilla;
using namespace mozilla::a11y;
IMPL_IUNKNOWN_QUERY_HEAD(GeckoCustom)
IMPL_IUNKNOWN_QUERY_IFACE(IGeckoCustom)
IMPL_IUNKNOWN_QUERY_TAIL_AGGREGATED(mAcc)
HRESULT
GeckoCustom::get_anchorCount(long* aCount)
{
*aCount = mAcc->AnchorCount();
return S_OK;
}
HRESULT
GeckoCustom::get_DOMNodeID(BSTR* aID)
{
nsIContent* content = mAcc->GetContent();
if (!content) {
return S_OK;
}
nsIAtom* id = content->GetID();
if (id) {
nsAutoString idStr;
id->ToString(idStr);
*aID = ::SysAllocStringLen(idStr.get(), idStr.Length());
}
return S_OK;
}
STDMETHODIMP
GeckoCustom::get_ID(uint64_t* aID)
{
*aID = mAcc->IsDoc() ? 0 : reinterpret_cast<uintptr_t>(mAcc.get());
return S_OK;
}
STDMETHODIMP
GeckoCustom::get_minimumIncrement(double* aIncrement)
{
*aIncrement = mAcc->Step();
return S_OK;
}
STDMETHODIMP
GeckoCustom::get_mozState(uint64_t* aState)
{
*aState = mAcc->State();
return S_OK;
}