зеркало из https://github.com/mozilla/gecko-dev.git
155 строки
3.7 KiB
C++
155 строки
3.7 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=2 et sw=2 tw=80: */
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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 file,
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* You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "xpcAccessibleHyperLink.h"
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#include "LocalAccessible-inl.h"
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#include "mozilla/StaticPrefs_accessibility.h"
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#include "nsNetUtil.h"
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#include "xpcAccessibleDocument.h"
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using namespace mozilla::a11y;
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NS_IMETHODIMP
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xpcAccessibleHyperLink::GetStartIndex(int32_t* aStartIndex) {
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NS_ENSURE_ARG_POINTER(aStartIndex);
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*aStartIndex = 0;
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if (!Intl()) return NS_ERROR_FAILURE;
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#if defined(XP_WIN)
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if (Intl()->IsRemote() &&
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!StaticPrefs::accessibility_cache_enabled_AtStartup()) {
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return NS_ERROR_NOT_IMPLEMENTED;
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}
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#endif
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*aStartIndex = static_cast<int32_t>(Intl()->StartOffset());
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return NS_OK;
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}
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NS_IMETHODIMP
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xpcAccessibleHyperLink::GetEndIndex(int32_t* aEndIndex) {
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NS_ENSURE_ARG_POINTER(aEndIndex);
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*aEndIndex = 0;
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if (!Intl()) return NS_ERROR_FAILURE;
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#if defined(XP_WIN)
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if (Intl()->IsRemote() &&
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!StaticPrefs::accessibility_cache_enabled_AtStartup()) {
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return NS_ERROR_NOT_IMPLEMENTED;
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}
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#endif
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*aEndIndex = static_cast<int32_t>(Intl()->EndOffset());
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return NS_OK;
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}
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NS_IMETHODIMP
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xpcAccessibleHyperLink::GetAnchorCount(int32_t* aAnchorCount) {
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NS_ENSURE_ARG_POINTER(aAnchorCount);
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*aAnchorCount = 0;
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if (!Intl()) return NS_ERROR_FAILURE;
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if (Intl()->IsLocal()) {
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*aAnchorCount = Intl()->AsLocal()->AnchorCount();
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} else {
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#if defined(XP_WIN)
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return NS_ERROR_NOT_IMPLEMENTED;
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#else
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bool isCountValid = false;
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uint32_t anchorCount = Intl()->AsRemote()->AnchorCount(&isCountValid);
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if (!isCountValid) return NS_ERROR_FAILURE;
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*aAnchorCount = anchorCount;
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#endif
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}
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return NS_OK;
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}
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NS_IMETHODIMP
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xpcAccessibleHyperLink::GetURI(int32_t aIndex, nsIURI** aURI) {
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NS_ENSURE_ARG_POINTER(aURI);
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if (!Intl()) return NS_ERROR_FAILURE;
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if (aIndex < 0) return NS_ERROR_INVALID_ARG;
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if (Intl()->IsLocal()) {
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if (aIndex >= static_cast<int32_t>(Intl()->AsLocal()->AnchorCount())) {
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return NS_ERROR_INVALID_ARG;
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}
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RefPtr<nsIURI>(Intl()->AsLocal()->AnchorURIAt(aIndex)).forget(aURI);
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} else {
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#if defined(XP_WIN)
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return NS_ERROR_NOT_IMPLEMENTED;
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#else
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nsCString spec;
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bool isURIValid = false;
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Intl()->AsRemote()->AnchorURIAt(aIndex, spec, &isURIValid);
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if (!isURIValid) return NS_ERROR_FAILURE;
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nsCOMPtr<nsIURI> uri;
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nsresult rv = NS_NewURI(getter_AddRefs(uri), spec);
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NS_ENSURE_SUCCESS(rv, rv);
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uri.forget(aURI);
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#endif
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}
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return NS_OK;
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}
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NS_IMETHODIMP
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xpcAccessibleHyperLink::GetAnchor(int32_t aIndex, nsIAccessible** aAccessible) {
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NS_ENSURE_ARG_POINTER(aAccessible);
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*aAccessible = nullptr;
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if (!Intl()) return NS_ERROR_FAILURE;
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if (aIndex < 0) return NS_ERROR_INVALID_ARG;
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if (Intl()->IsLocal()) {
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if (aIndex >= static_cast<int32_t>(Intl()->AsLocal()->AnchorCount())) {
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return NS_ERROR_INVALID_ARG;
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}
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NS_IF_ADDREF(*aAccessible = ToXPC(Intl()->AsLocal()->AnchorAt(aIndex)));
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} else {
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#if defined(XP_WIN)
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return NS_ERROR_NOT_IMPLEMENTED;
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#else
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NS_IF_ADDREF(*aAccessible = ToXPC(Intl()->AsRemote()->AnchorAt(aIndex)));
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#endif
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}
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return NS_OK;
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}
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NS_IMETHODIMP
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xpcAccessibleHyperLink::GetValid(bool* aValid) {
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NS_ENSURE_ARG_POINTER(aValid);
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*aValid = false;
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if (!Intl()) return NS_ERROR_FAILURE;
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if (Intl()->IsLocal()) {
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*aValid = Intl()->AsLocal()->IsLinkValid();
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} else {
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#if defined(XP_WIN)
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return NS_ERROR_NOT_IMPLEMENTED;
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#else
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*aValid = Intl()->AsRemote()->IsLinkValid();
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#endif
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}
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return NS_OK;
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}
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