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Diffstat (limited to '')
-rw-r--r-- | accessible/xpcom/xpcAccessibleHyperLink.cpp | 163 |
1 files changed, 163 insertions, 0 deletions
diff --git a/accessible/xpcom/xpcAccessibleHyperLink.cpp b/accessible/xpcom/xpcAccessibleHyperLink.cpp new file mode 100644 index 0000000000..b3c9ff7e66 --- /dev/null +++ b/accessible/xpcom/xpcAccessibleHyperLink.cpp @@ -0,0 +1,163 @@ +/* -*- 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 "xpcAccessibleHyperLink.h" + +#include "Accessible-inl.h" +#include "nsNetUtil.h" +#include "xpcAccessibleDocument.h" + +using namespace mozilla::a11y; + +NS_IMETHODIMP +xpcAccessibleHyperLink::GetStartIndex(int32_t* aStartIndex) { + NS_ENSURE_ARG_POINTER(aStartIndex); + *aStartIndex = 0; + + if (Intl().IsNull()) return NS_ERROR_FAILURE; + + if (Intl().IsAccessible()) { + *aStartIndex = Intl().AsAccessible()->StartOffset(); + } else { +#if defined(XP_WIN) + return NS_ERROR_NOT_IMPLEMENTED; +#else + bool isIndexValid = false; + uint32_t startOffset = Intl().AsProxy()->StartOffset(&isIndexValid); + if (!isIndexValid) return NS_ERROR_FAILURE; + + *aStartIndex = startOffset; +#endif + } + + return NS_OK; +} + +NS_IMETHODIMP +xpcAccessibleHyperLink::GetEndIndex(int32_t* aEndIndex) { + NS_ENSURE_ARG_POINTER(aEndIndex); + *aEndIndex = 0; + + if (Intl().IsNull()) return NS_ERROR_FAILURE; + + if (Intl().IsAccessible()) { + *aEndIndex = Intl().AsAccessible()->EndOffset(); + } else { +#if defined(XP_WIN) + return NS_ERROR_NOT_IMPLEMENTED; +#else + bool isIndexValid = false; + uint32_t endOffset = Intl().AsProxy()->EndOffset(&isIndexValid); + if (!isIndexValid) return NS_ERROR_FAILURE; + + *aEndIndex = endOffset; +#endif + } + + return NS_OK; +} + +NS_IMETHODIMP +xpcAccessibleHyperLink::GetAnchorCount(int32_t* aAnchorCount) { + NS_ENSURE_ARG_POINTER(aAnchorCount); + *aAnchorCount = 0; + + if (Intl().IsNull()) return NS_ERROR_FAILURE; + + if (Intl().IsAccessible()) { + *aAnchorCount = Intl().AsAccessible()->AnchorCount(); + } else { +#if defined(XP_WIN) + return NS_ERROR_NOT_IMPLEMENTED; +#else + bool isCountValid = false; + uint32_t anchorCount = Intl().AsProxy()->AnchorCount(&isCountValid); + if (!isCountValid) return NS_ERROR_FAILURE; + + *aAnchorCount = anchorCount; +#endif + } + + return NS_OK; +} + +NS_IMETHODIMP +xpcAccessibleHyperLink::GetURI(int32_t aIndex, nsIURI** aURI) { + NS_ENSURE_ARG_POINTER(aURI); + + if (Intl().IsNull()) return NS_ERROR_FAILURE; + + if (aIndex < 0) return NS_ERROR_INVALID_ARG; + + if (Intl().IsAccessible()) { + if (aIndex >= static_cast<int32_t>(Intl().AsAccessible()->AnchorCount())) + return NS_ERROR_INVALID_ARG; + + RefPtr<nsIURI>(Intl().AsAccessible()->AnchorURIAt(aIndex)).forget(aURI); + } else { +#if defined(XP_WIN) + return NS_ERROR_NOT_IMPLEMENTED; +#else + nsCString spec; + bool isURIValid = false; + Intl().AsProxy()->AnchorURIAt(aIndex, spec, &isURIValid); + if (!isURIValid) return NS_ERROR_FAILURE; + + nsCOMPtr<nsIURI> uri; + nsresult rv = NS_NewURI(getter_AddRefs(uri), spec); + NS_ENSURE_SUCCESS(rv, rv); + + uri.forget(aURI); +#endif + } + + return NS_OK; +} + +NS_IMETHODIMP +xpcAccessibleHyperLink::GetAnchor(int32_t aIndex, nsIAccessible** aAccessible) { + NS_ENSURE_ARG_POINTER(aAccessible); + *aAccessible = nullptr; + + if (Intl().IsNull()) return NS_ERROR_FAILURE; + + if (aIndex < 0) return NS_ERROR_INVALID_ARG; + + if (Intl().IsAccessible()) { + if (aIndex >= static_cast<int32_t>(Intl().AsAccessible()->AnchorCount())) + return NS_ERROR_INVALID_ARG; + + NS_IF_ADDREF(*aAccessible = ToXPC(Intl().AsAccessible()->AnchorAt(aIndex))); + } else { +#if defined(XP_WIN) + return NS_ERROR_NOT_IMPLEMENTED; +#else + NS_IF_ADDREF(*aAccessible = ToXPC(Intl().AsProxy()->AnchorAt(aIndex))); +#endif + } + + return NS_OK; +} + +NS_IMETHODIMP +xpcAccessibleHyperLink::GetValid(bool* aValid) { + NS_ENSURE_ARG_POINTER(aValid); + *aValid = false; + + if (Intl().IsNull()) return NS_ERROR_FAILURE; + + if (Intl().IsAccessible()) { + *aValid = Intl().AsAccessible()->IsLinkValid(); + } else { +#if defined(XP_WIN) + return NS_ERROR_NOT_IMPLEMENTED; +#else + *aValid = Intl().AsProxy()->IsLinkValid(); +#endif + } + + return NS_OK; +} |