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dbd92543c6
MozReview-Commit-ID: 7JoD4VYzZp3 --HG-- extra : rebase_source : 5db437f1c34608aa223916874d62b48c59baeae8
79 lines
2.1 KiB
C++
79 lines
2.1 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "nsAccessibleRelation.h"
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#include "Relation.h"
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#include "Accessible.h"
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#include "xpcAccessibleDocument.h"
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#include "nsArrayUtils.h"
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#include "nsComponentManagerUtils.h"
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using namespace mozilla::a11y;
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nsAccessibleRelation::nsAccessibleRelation(uint32_t aType,
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Relation* aRel) :
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mType(aType)
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{
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mTargets = do_CreateInstance(NS_ARRAY_CONTRACTID);
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Accessible* targetAcc = nullptr;
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while ((targetAcc = aRel->Next()))
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mTargets->AppendElement(static_cast<nsIAccessible*>(ToXPC(targetAcc)));
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}
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nsAccessibleRelation::nsAccessibleRelation(uint32_t aType,
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const nsTArray<ProxyAccessible*>* aTargets) :
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mType(aType)
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{
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mTargets = do_CreateInstance(NS_ARRAY_CONTRACTID);
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for (uint32_t idx = 0; idx < aTargets->Length(); ++idx) {
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mTargets->AppendElement(
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static_cast<nsIAccessible*>(ToXPC(aTargets->ElementAt(idx))));
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}
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}
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nsAccessibleRelation::~nsAccessibleRelation()
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{
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}
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// nsISupports
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NS_IMPL_ISUPPORTS(nsAccessibleRelation, nsIAccessibleRelation)
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// nsIAccessibleRelation
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NS_IMETHODIMP
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nsAccessibleRelation::GetRelationType(uint32_t *aType)
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{
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NS_ENSURE_ARG_POINTER(aType);
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*aType = mType;
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return NS_OK;
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}
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NS_IMETHODIMP
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nsAccessibleRelation::GetTargetsCount(uint32_t *aCount)
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{
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NS_ENSURE_ARG_POINTER(aCount);
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*aCount = 0;
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return mTargets->GetLength(aCount);
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}
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NS_IMETHODIMP
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nsAccessibleRelation::GetTarget(uint32_t aIndex, nsIAccessible **aTarget)
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{
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NS_ENSURE_ARG_POINTER(aTarget);
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nsresult rv = NS_OK;
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nsCOMPtr<nsIAccessible> target = do_QueryElementAt(mTargets, aIndex, &rv);
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target.forget(aTarget);
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return rv;
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}
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NS_IMETHODIMP
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nsAccessibleRelation::GetTargets(nsIArray **aTargets)
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{
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NS_ENSURE_ARG_POINTER(aTargets);
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NS_ADDREF(*aTargets = mTargets);
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return NS_OK;
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}
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