mirror of
https://github.com/mozilla/gecko-dev.git
synced 2024-12-12 00:50:40 +00:00
744 lines
21 KiB
C++
744 lines
21 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 "xpcAccessibleHyperText.h"
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#include "Accessible-inl.h"
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#include "HyperTextAccessible-inl.h"
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#include "mozilla/a11y/PDocAccessible.h"
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#include "TextRange.h"
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#include "xpcAccessibleDocument.h"
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#include "xpcAccessibleTextRange.h"
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#include "nsIPersistentProperties2.h"
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#include "nsIMutableArray.h"
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using namespace mozilla::a11y;
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////////////////////////////////////////////////////////////////////////////////
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// nsISupports
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NS_INTERFACE_MAP_BEGIN(xpcAccessibleHyperText)
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NS_INTERFACE_MAP_ENTRY_CONDITIONAL(nsIAccessibleText,
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mSupportedIfaces & eText)
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NS_INTERFACE_MAP_ENTRY_CONDITIONAL(nsIAccessibleEditableText,
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mSupportedIfaces & eText)
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NS_INTERFACE_MAP_ENTRY_CONDITIONAL(nsIAccessibleHyperText,
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mSupportedIfaces & eText)
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NS_INTERFACE_MAP_END_INHERITING(xpcAccessibleGeneric)
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NS_IMPL_ADDREF_INHERITED(xpcAccessibleHyperText, xpcAccessibleGeneric)
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NS_IMPL_RELEASE_INHERITED(xpcAccessibleHyperText, xpcAccessibleGeneric)
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////////////////////////////////////////////////////////////////////////////////
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// nsIAccessibleText
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NS_IMETHODIMP
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xpcAccessibleHyperText::GetCharacterCount(int32_t* aCharacterCount) {
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NS_ENSURE_ARG_POINTER(aCharacterCount);
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*aCharacterCount = 0;
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if (mIntl.IsNull()) return NS_ERROR_FAILURE;
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if (mIntl.IsAccessible()) {
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*aCharacterCount = Intl()->CharacterCount();
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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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*aCharacterCount = mIntl.AsProxy()->CharacterCount();
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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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xpcAccessibleHyperText::GetText(int32_t aStartOffset, int32_t aEndOffset,
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nsAString& aText) {
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aText.Truncate();
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if (mIntl.IsNull()) return NS_ERROR_FAILURE;
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if (mIntl.IsAccessible()) {
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Intl()->TextSubstring(aStartOffset, aEndOffset, aText);
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} else {
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nsString text;
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mIntl.AsProxy()->TextSubstring(aStartOffset, aEndOffset, text);
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aText = text;
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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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xpcAccessibleHyperText::GetTextBeforeOffset(
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int32_t aOffset, AccessibleTextBoundary aBoundaryType,
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int32_t* aStartOffset, int32_t* aEndOffset, nsAString& aText) {
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NS_ENSURE_ARG_POINTER(aStartOffset);
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NS_ENSURE_ARG_POINTER(aEndOffset);
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*aStartOffset = *aEndOffset = 0;
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aText.Truncate();
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if (mIntl.IsNull()) return NS_ERROR_FAILURE;
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if (mIntl.IsAccessible()) {
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Intl()->TextBeforeOffset(aOffset, aBoundaryType, aStartOffset, aEndOffset,
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aText);
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} else {
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nsString text;
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mIntl.AsProxy()->GetTextBeforeOffset(aOffset, aBoundaryType, text,
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aStartOffset, aEndOffset);
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aText = text;
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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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xpcAccessibleHyperText::GetTextAtOffset(int32_t aOffset,
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AccessibleTextBoundary aBoundaryType,
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int32_t* aStartOffset,
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int32_t* aEndOffset, nsAString& aText) {
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NS_ENSURE_ARG_POINTER(aStartOffset);
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NS_ENSURE_ARG_POINTER(aEndOffset);
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*aStartOffset = *aEndOffset = 0;
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aText.Truncate();
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if (mIntl.IsNull()) return NS_ERROR_FAILURE;
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if (mIntl.IsAccessible()) {
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Intl()->TextAtOffset(aOffset, aBoundaryType, aStartOffset, aEndOffset,
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aText);
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} else {
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nsString text;
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mIntl.AsProxy()->GetTextAtOffset(aOffset, aBoundaryType, text, aStartOffset,
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aEndOffset);
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aText = text;
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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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xpcAccessibleHyperText::GetTextAfterOffset(int32_t aOffset,
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AccessibleTextBoundary aBoundaryType,
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int32_t* aStartOffset,
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int32_t* aEndOffset,
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nsAString& aText) {
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NS_ENSURE_ARG_POINTER(aStartOffset);
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NS_ENSURE_ARG_POINTER(aEndOffset);
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*aStartOffset = *aEndOffset = 0;
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aText.Truncate();
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if (mIntl.IsNull()) return NS_ERROR_FAILURE;
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if (mIntl.IsAccessible()) {
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Intl()->TextAfterOffset(aOffset, aBoundaryType, aStartOffset, aEndOffset,
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aText);
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} else {
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nsString text;
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mIntl.AsProxy()->GetTextAfterOffset(aOffset, aBoundaryType, text,
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aStartOffset, aEndOffset);
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aText = text;
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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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xpcAccessibleHyperText::GetCharacterAtOffset(int32_t aOffset,
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char16_t* aCharacter) {
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NS_ENSURE_ARG_POINTER(aCharacter);
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*aCharacter = L'\0';
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if (mIntl.IsNull()) return NS_ERROR_FAILURE;
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if (mIntl.IsAccessible()) {
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*aCharacter = Intl()->CharAt(aOffset);
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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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*aCharacter = mIntl.AsProxy()->CharAt(aOffset);
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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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xpcAccessibleHyperText::GetTextAttributes(
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bool aIncludeDefAttrs, int32_t aOffset, int32_t* aStartOffset,
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int32_t* aEndOffset, nsIPersistentProperties** aAttributes) {
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NS_ENSURE_ARG_POINTER(aStartOffset);
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NS_ENSURE_ARG_POINTER(aEndOffset);
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NS_ENSURE_ARG_POINTER(aAttributes);
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*aStartOffset = *aEndOffset = 0;
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*aAttributes = nullptr;
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if (mIntl.IsNull()) return NS_ERROR_FAILURE;
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nsCOMPtr<nsIPersistentProperties> props;
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if (mIntl.IsAccessible()) {
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props = Intl()->TextAttributes(aIncludeDefAttrs, aOffset, aStartOffset,
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aEndOffset);
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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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AutoTArray<Attribute, 10> attrs;
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mIntl.AsProxy()->TextAttributes(aIncludeDefAttrs, aOffset, &attrs,
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aStartOffset, aEndOffset);
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uint32_t attrCount = attrs.Length();
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nsAutoString unused;
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for (uint32_t i = 0; i < attrCount; i++) {
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props->SetStringProperty(attrs[i].Name(), attrs[i].Value(), unused);
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}
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#endif
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}
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props.forget(aAttributes);
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return NS_OK;
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}
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NS_IMETHODIMP
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xpcAccessibleHyperText::GetDefaultTextAttributes(
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nsIPersistentProperties** aAttributes) {
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NS_ENSURE_ARG_POINTER(aAttributes);
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*aAttributes = nullptr;
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if (mIntl.IsNull()) return NS_ERROR_FAILURE;
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nsCOMPtr<nsIPersistentProperties> props;
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if (mIntl.IsAccessible()) {
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props = Intl()->DefaultTextAttributes();
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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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AutoTArray<Attribute, 10> attrs;
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mIntl.AsProxy()->DefaultTextAttributes(&attrs);
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uint32_t attrCount = attrs.Length();
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nsAutoString unused;
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for (uint32_t i = 0; i < attrCount; i++) {
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props->SetStringProperty(attrs[i].Name(), attrs[i].Value(), unused);
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}
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#endif
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}
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props.forget(aAttributes);
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return NS_OK;
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}
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NS_IMETHODIMP
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xpcAccessibleHyperText::GetCharacterExtents(int32_t aOffset, int32_t* aX,
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int32_t* aY, int32_t* aWidth,
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int32_t* aHeight,
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uint32_t aCoordType) {
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NS_ENSURE_ARG_POINTER(aX);
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NS_ENSURE_ARG_POINTER(aY);
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NS_ENSURE_ARG_POINTER(aWidth);
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NS_ENSURE_ARG_POINTER(aHeight);
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*aX = *aY = *aWidth = *aHeight;
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if (mIntl.IsNull()) return NS_ERROR_FAILURE;
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nsIntRect rect;
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if (mIntl.IsAccessible()) {
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rect = Intl()->CharBounds(aOffset, aCoordType);
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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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rect = mIntl.AsProxy()->CharBounds(aOffset, aCoordType);
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#endif
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}
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rect.GetRect(aX, aY, aWidth, aHeight);
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return NS_OK;
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}
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NS_IMETHODIMP
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xpcAccessibleHyperText::GetRangeExtents(int32_t aStartOffset,
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int32_t aEndOffset, int32_t* aX,
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int32_t* aY, int32_t* aWidth,
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int32_t* aHeight, uint32_t aCoordType) {
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NS_ENSURE_ARG_POINTER(aX);
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NS_ENSURE_ARG_POINTER(aY);
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NS_ENSURE_ARG_POINTER(aWidth);
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NS_ENSURE_ARG_POINTER(aHeight);
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*aX = *aY = *aWidth = *aHeight = 0;
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if (mIntl.IsNull()) return NS_ERROR_FAILURE;
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nsIntRect rect;
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if (mIntl.IsAccessible()) {
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rect = Intl()->TextBounds(aStartOffset, aEndOffset, aCoordType);
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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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rect = mIntl.AsProxy()->TextBounds(aStartOffset, aEndOffset, aCoordType);
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#endif
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}
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rect.GetRect(aX, aY, aWidth, aHeight);
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return NS_OK;
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}
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NS_IMETHODIMP
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xpcAccessibleHyperText::GetOffsetAtPoint(int32_t aX, int32_t aY,
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uint32_t aCoordType,
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int32_t* aOffset) {
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NS_ENSURE_ARG_POINTER(aOffset);
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*aOffset = -1;
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if (mIntl.IsNull()) return NS_ERROR_FAILURE;
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if (mIntl.IsAccessible()) {
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*aOffset = Intl()->OffsetAtPoint(aX, aY, aCoordType);
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} else {
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*aOffset = mIntl.AsProxy()->OffsetAtPoint(aX, aY, aCoordType);
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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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xpcAccessibleHyperText::GetCaretOffset(int32_t* aCaretOffset) {
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NS_ENSURE_ARG_POINTER(aCaretOffset);
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*aCaretOffset = -1;
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if (mIntl.IsNull()) return NS_ERROR_FAILURE;
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if (mIntl.IsAccessible()) {
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*aCaretOffset = Intl()->CaretOffset();
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} else {
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*aCaretOffset = mIntl.AsProxy()->CaretOffset();
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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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xpcAccessibleHyperText::SetCaretOffset(int32_t aCaretOffset) {
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if (mIntl.IsNull()) return NS_ERROR_FAILURE;
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if (mIntl.IsAccessible()) {
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Intl()->SetCaretOffset(aCaretOffset);
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} else {
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mIntl.AsProxy()->SetCaretOffset(aCaretOffset);
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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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xpcAccessibleHyperText::GetSelectionCount(int32_t* aSelectionCount) {
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NS_ENSURE_ARG_POINTER(aSelectionCount);
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*aSelectionCount = 0;
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if (mIntl.IsNull()) return NS_ERROR_FAILURE;
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if (mIntl.IsAccessible()) {
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*aSelectionCount = Intl()->SelectionCount();
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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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*aSelectionCount = mIntl.AsProxy()->SelectionCount();
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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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xpcAccessibleHyperText::GetSelectionBounds(int32_t aSelectionNum,
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int32_t* aStartOffset,
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int32_t* aEndOffset) {
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NS_ENSURE_ARG_POINTER(aStartOffset);
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NS_ENSURE_ARG_POINTER(aEndOffset);
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*aStartOffset = *aEndOffset = 0;
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if (mIntl.IsNull()) return NS_ERROR_FAILURE;
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if (aSelectionNum < 0) return NS_ERROR_INVALID_ARG;
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if (mIntl.IsAccessible()) {
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if (aSelectionNum >= Intl()->SelectionCount()) return NS_ERROR_INVALID_ARG;
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Intl()->SelectionBoundsAt(aSelectionNum, aStartOffset, aEndOffset);
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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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nsString unused;
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mIntl.AsProxy()->SelectionBoundsAt(aSelectionNum, unused, aStartOffset,
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aEndOffset);
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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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xpcAccessibleHyperText::SetSelectionBounds(int32_t aSelectionNum,
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int32_t aStartOffset,
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int32_t aEndOffset) {
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if (mIntl.IsNull()) return NS_ERROR_FAILURE;
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if (aSelectionNum < 0) return NS_ERROR_INVALID_ARG;
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if (mIntl.IsAccessible()) {
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if (!Intl()->SetSelectionBoundsAt(aSelectionNum, aStartOffset,
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aEndOffset)) {
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return NS_ERROR_INVALID_ARG;
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}
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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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if (!mIntl.AsProxy()->SetSelectionBoundsAt(aSelectionNum, aStartOffset,
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aEndOffset)) {
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return NS_ERROR_INVALID_ARG;
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}
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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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xpcAccessibleHyperText::AddSelection(int32_t aStartOffset, int32_t aEndOffset) {
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if (mIntl.IsNull()) return NS_ERROR_FAILURE;
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if (mIntl.IsAccessible()) {
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Intl()->AddToSelection(aStartOffset, aEndOffset);
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} else {
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mIntl.AsProxy()->AddToSelection(aStartOffset, aEndOffset);
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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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xpcAccessibleHyperText::RemoveSelection(int32_t aSelectionNum) {
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if (mIntl.IsNull()) return NS_ERROR_FAILURE;
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if (mIntl.IsAccessible()) {
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Intl()->RemoveFromSelection(aSelectionNum);
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} else {
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mIntl.AsProxy()->RemoveFromSelection(aSelectionNum);
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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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xpcAccessibleHyperText::ScrollSubstringTo(int32_t aStartOffset,
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int32_t aEndOffset,
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uint32_t aScrollType) {
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if (mIntl.IsNull()) return NS_ERROR_FAILURE;
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if (mIntl.IsAccessible()) {
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Intl()->ScrollSubstringTo(aStartOffset, aEndOffset, aScrollType);
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} else {
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mIntl.AsProxy()->ScrollSubstringTo(aStartOffset, aEndOffset, aScrollType);
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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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xpcAccessibleHyperText::ScrollSubstringToPoint(int32_t aStartOffset,
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int32_t aEndOffset,
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uint32_t aCoordinateType,
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int32_t aX, int32_t aY) {
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if (mIntl.IsNull()) return NS_ERROR_FAILURE;
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if (mIntl.IsAccessible()) {
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Intl()->ScrollSubstringToPoint(aStartOffset, aEndOffset, aCoordinateType,
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aX, aY);
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} else {
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mIntl.AsProxy()->ScrollSubstringToPoint(aStartOffset, aEndOffset,
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aCoordinateType, aX, aY);
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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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xpcAccessibleHyperText::GetEnclosingRange(nsIAccessibleTextRange** aRange) {
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NS_ENSURE_ARG_POINTER(aRange);
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*aRange = nullptr;
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if (!Intl()) return NS_ERROR_FAILURE;
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RefPtr<xpcAccessibleTextRange> range = new xpcAccessibleTextRange;
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Intl()->EnclosingRange(range->mRange);
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NS_ASSERTION(range->mRange.IsValid(),
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"Should always have an enclosing range!");
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range.forget(aRange);
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return NS_OK;
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}
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NS_IMETHODIMP
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xpcAccessibleHyperText::GetSelectionRanges(nsIArray** aRanges) {
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NS_ENSURE_ARG_POINTER(aRanges);
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*aRanges = nullptr;
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if (!Intl()) return NS_ERROR_FAILURE;
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nsresult rv = NS_OK;
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nsCOMPtr<nsIMutableArray> xpcRanges =
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do_CreateInstance(NS_ARRAY_CONTRACTID, &rv);
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NS_ENSURE_SUCCESS(rv, rv);
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AutoTArray<TextRange, 1> ranges;
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Intl()->SelectionRanges(&ranges);
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uint32_t len = ranges.Length();
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for (uint32_t idx = 0; idx < len; idx++)
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xpcRanges->AppendElement(
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new xpcAccessibleTextRange(std::move(ranges[idx])));
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xpcRanges.forget(aRanges);
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return NS_OK;
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}
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NS_IMETHODIMP
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xpcAccessibleHyperText::GetVisibleRanges(nsIArray** aRanges) {
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NS_ENSURE_ARG_POINTER(aRanges);
|
|
*aRanges = nullptr;
|
|
|
|
if (!Intl()) return NS_ERROR_FAILURE;
|
|
|
|
nsresult rv = NS_OK;
|
|
nsCOMPtr<nsIMutableArray> xpcRanges =
|
|
do_CreateInstance(NS_ARRAY_CONTRACTID, &rv);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
nsTArray<TextRange> ranges;
|
|
Intl()->VisibleRanges(&ranges);
|
|
uint32_t len = ranges.Length();
|
|
for (uint32_t idx = 0; idx < len; idx++)
|
|
xpcRanges->AppendElement(
|
|
new xpcAccessibleTextRange(std::move(ranges[idx])));
|
|
|
|
xpcRanges.forget(aRanges);
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
xpcAccessibleHyperText::GetRangeByChild(nsIAccessible* aChild,
|
|
nsIAccessibleTextRange** aRange) {
|
|
NS_ENSURE_ARG_POINTER(aRange);
|
|
*aRange = nullptr;
|
|
|
|
if (!Intl()) return NS_ERROR_FAILURE;
|
|
|
|
Accessible* child = aChild->ToInternalAccessible();
|
|
if (child) {
|
|
RefPtr<xpcAccessibleTextRange> range = new xpcAccessibleTextRange;
|
|
Intl()->RangeByChild(child, range->mRange);
|
|
if (range->mRange.IsValid()) range.forget(aRange);
|
|
}
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
xpcAccessibleHyperText::GetRangeAtPoint(int32_t aX, int32_t aY,
|
|
nsIAccessibleTextRange** aRange) {
|
|
NS_ENSURE_ARG_POINTER(aRange);
|
|
*aRange = nullptr;
|
|
|
|
if (!Intl()) return NS_ERROR_FAILURE;
|
|
|
|
RefPtr<xpcAccessibleTextRange> range = new xpcAccessibleTextRange;
|
|
Intl()->RangeAtPoint(aX, aY, range->mRange);
|
|
if (range->mRange.IsValid()) range.forget(aRange);
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
////////////////////////////////////////////////////////////////////////////////
|
|
// nsIAccessibleEditableText
|
|
|
|
NS_IMETHODIMP
|
|
xpcAccessibleHyperText::SetTextContents(const nsAString& aText) {
|
|
if (mIntl.IsNull()) return NS_ERROR_FAILURE;
|
|
|
|
if (mIntl.IsAccessible()) {
|
|
Intl()->ReplaceText(aText);
|
|
} else {
|
|
#if defined(XP_WIN)
|
|
return NS_ERROR_NOT_IMPLEMENTED;
|
|
#else
|
|
nsString text(aText);
|
|
mIntl.AsProxy()->ReplaceText(text);
|
|
#endif
|
|
}
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
xpcAccessibleHyperText::InsertText(const nsAString& aText, int32_t aOffset) {
|
|
if (mIntl.IsNull()) return NS_ERROR_FAILURE;
|
|
|
|
if (mIntl.IsAccessible()) {
|
|
Intl()->InsertText(aText, aOffset);
|
|
} else {
|
|
#if defined(XP_WIN)
|
|
return NS_ERROR_NOT_IMPLEMENTED;
|
|
#else
|
|
nsString text(aText);
|
|
mIntl.AsProxy()->InsertText(text, aOffset);
|
|
#endif
|
|
}
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
xpcAccessibleHyperText::CopyText(int32_t aStartOffset, int32_t aEndOffset) {
|
|
if (mIntl.IsNull()) return NS_ERROR_FAILURE;
|
|
|
|
if (mIntl.IsAccessible()) {
|
|
Intl()->CopyText(aStartOffset, aEndOffset);
|
|
} else {
|
|
#if defined(XP_WIN)
|
|
return NS_ERROR_NOT_IMPLEMENTED;
|
|
#else
|
|
mIntl.AsProxy()->CopyText(aStartOffset, aEndOffset);
|
|
#endif
|
|
}
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
xpcAccessibleHyperText::CutText(int32_t aStartOffset, int32_t aEndOffset) {
|
|
if (mIntl.IsNull()) return NS_ERROR_FAILURE;
|
|
|
|
if (mIntl.IsAccessible()) {
|
|
Intl()->CutText(aStartOffset, aEndOffset);
|
|
} else {
|
|
#if defined(XP_WIN)
|
|
return NS_ERROR_NOT_IMPLEMENTED;
|
|
#else
|
|
mIntl.AsProxy()->CutText(aStartOffset, aEndOffset);
|
|
#endif
|
|
}
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
xpcAccessibleHyperText::DeleteText(int32_t aStartOffset, int32_t aEndOffset) {
|
|
if (mIntl.IsNull()) return NS_ERROR_FAILURE;
|
|
|
|
if (mIntl.IsAccessible()) {
|
|
Intl()->DeleteText(aStartOffset, aEndOffset);
|
|
} else {
|
|
#if defined(XP_WIN)
|
|
return NS_ERROR_NOT_IMPLEMENTED;
|
|
#else
|
|
mIntl.AsProxy()->DeleteText(aStartOffset, aEndOffset);
|
|
#endif
|
|
}
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
xpcAccessibleHyperText::PasteText(int32_t aOffset) {
|
|
if (mIntl.IsNull()) return NS_ERROR_FAILURE;
|
|
|
|
if (mIntl.IsAccessible()) {
|
|
RefPtr<HyperTextAccessible> acc = Intl();
|
|
acc->PasteText(aOffset);
|
|
} else {
|
|
#if defined(XP_WIN)
|
|
return NS_ERROR_NOT_IMPLEMENTED;
|
|
#else
|
|
mIntl.AsProxy()->PasteText(aOffset);
|
|
#endif
|
|
}
|
|
return NS_OK;
|
|
}
|
|
|
|
////////////////////////////////////////////////////////////////////////////////
|
|
// nsIAccessibleHyperText
|
|
|
|
NS_IMETHODIMP
|
|
xpcAccessibleHyperText::GetLinkCount(int32_t* aLinkCount) {
|
|
NS_ENSURE_ARG_POINTER(aLinkCount);
|
|
*aLinkCount = 0;
|
|
|
|
if (mIntl.IsNull()) return NS_ERROR_FAILURE;
|
|
|
|
if (mIntl.IsAccessible()) {
|
|
*aLinkCount = Intl()->LinkCount();
|
|
} else {
|
|
#if defined(XP_WIN)
|
|
return NS_ERROR_NOT_IMPLEMENTED;
|
|
#else
|
|
*aLinkCount = mIntl.AsProxy()->LinkCount();
|
|
#endif
|
|
}
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
xpcAccessibleHyperText::GetLinkAt(int32_t aIndex,
|
|
nsIAccessibleHyperLink** aLink) {
|
|
NS_ENSURE_ARG_POINTER(aLink);
|
|
*aLink = nullptr;
|
|
|
|
if (mIntl.IsNull()) return NS_ERROR_FAILURE;
|
|
|
|
if (mIntl.IsAccessible()) {
|
|
NS_IF_ADDREF(*aLink = ToXPC(Intl()->LinkAt(aIndex)));
|
|
} else {
|
|
#if defined(XP_WIN)
|
|
return NS_ERROR_NOT_IMPLEMENTED;
|
|
#else
|
|
NS_IF_ADDREF(*aLink = ToXPC(mIntl.AsProxy()->LinkAt(aIndex)));
|
|
#endif
|
|
}
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
xpcAccessibleHyperText::GetLinkIndex(nsIAccessibleHyperLink* aLink,
|
|
int32_t* aIndex) {
|
|
NS_ENSURE_ARG_POINTER(aLink);
|
|
NS_ENSURE_ARG_POINTER(aIndex);
|
|
*aIndex = -1;
|
|
|
|
if (mIntl.IsNull()) return NS_ERROR_FAILURE;
|
|
|
|
nsCOMPtr<nsIAccessible> xpcLink(do_QueryInterface(aLink));
|
|
if (Accessible* accLink = xpcLink->ToInternalAccessible()) {
|
|
*aIndex = Intl()->LinkIndexOf(accLink);
|
|
} else {
|
|
#if defined(XP_WIN)
|
|
return NS_ERROR_NOT_IMPLEMENTED;
|
|
#else
|
|
xpcAccessibleHyperText* linkHyperText =
|
|
static_cast<xpcAccessibleHyperText*>(xpcLink.get());
|
|
ProxyAccessible* proxyLink = linkHyperText->mIntl.AsProxy();
|
|
if (proxyLink) {
|
|
*aIndex = mIntl.AsProxy()->LinkIndexOf(proxyLink);
|
|
}
|
|
#endif
|
|
}
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
xpcAccessibleHyperText::GetLinkIndexAtOffset(int32_t aOffset,
|
|
int32_t* aLinkIndex) {
|
|
NS_ENSURE_ARG_POINTER(aLinkIndex);
|
|
*aLinkIndex = -1; // API says this magic value means 'not found'
|
|
|
|
if (mIntl.IsNull()) return NS_ERROR_FAILURE;
|
|
|
|
if (mIntl.IsAccessible()) {
|
|
*aLinkIndex = Intl()->LinkIndexAtOffset(aOffset);
|
|
} else {
|
|
#if defined(XP_WIN)
|
|
return NS_ERROR_NOT_IMPLEMENTED;
|
|
#else
|
|
*aLinkIndex = mIntl.AsProxy()->LinkIndexAtOffset(aOffset);
|
|
#endif
|
|
}
|
|
return NS_OK;
|
|
}
|