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115 lines
3.6 KiB
C++
115 lines
3.6 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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#ifndef mozilla_a11y_Accessible_inl_h_
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#define mozilla_a11y_Accessible_inl_h_
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#include "DocAccessible.h"
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#include "ARIAMap.h"
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#include "nsCoreUtils.h"
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#include "mozilla/dom/Element.h"
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#include "mozilla/PresShell.h"
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#ifdef A11Y_LOG
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# include "Logging.h"
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#endif
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namespace mozilla {
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namespace a11y {
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inline mozilla::a11y::role LocalAccessible::Role() const {
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const nsRoleMapEntry* roleMapEntry = ARIARoleMap();
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if (!roleMapEntry || roleMapEntry->roleRule != kUseMapRole) {
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return ARIATransformRole(NativeRole());
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}
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return ARIATransformRole(roleMapEntry->role);
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}
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inline mozilla::a11y::role LocalAccessible::ARIARole() {
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const nsRoleMapEntry* roleMapEntry = ARIARoleMap();
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if (!roleMapEntry || roleMapEntry->roleRule != kUseMapRole) {
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return mozilla::a11y::roles::NOTHING;
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}
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return ARIATransformRole(roleMapEntry->role);
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}
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inline void LocalAccessible::SetRoleMapEntry(
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const nsRoleMapEntry* aRoleMapEntry) {
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mRoleMapEntryIndex = aria::GetIndexFromRoleMap(aRoleMapEntry);
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}
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inline bool LocalAccessible::IsSearchbox() const {
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const nsRoleMapEntry* roleMapEntry = ARIARoleMap();
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return (roleMapEntry && roleMapEntry->Is(nsGkAtoms::searchbox)) ||
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(mContent->IsHTMLElement(nsGkAtoms::input) &&
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mContent->AsElement()->AttrValueIs(kNameSpaceID_None, nsGkAtoms::type,
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nsGkAtoms::search, eCaseMatters));
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}
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inline bool LocalAccessible::NativeHasNumericValue() const {
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return mGenericTypes & eNumericValue;
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}
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inline bool LocalAccessible::ARIAHasNumericValue() const {
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const nsRoleMapEntry* roleMapEntry = ARIARoleMap();
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if (!roleMapEntry || roleMapEntry->valueRule == eNoValue) return false;
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if (roleMapEntry->valueRule == eHasValueMinMaxIfFocusable) {
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return InteractiveState() & states::FOCUSABLE;
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}
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return true;
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}
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inline bool LocalAccessible::HasNumericValue() const {
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return NativeHasNumericValue() || ARIAHasNumericValue();
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}
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inline bool LocalAccessible::IsDefunct() const {
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MOZ_ASSERT(mStateFlags & eIsDefunct || IsApplication() || IsDoc() ||
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mStateFlags & eSharedNode || mContent,
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"No content");
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return mStateFlags & eIsDefunct;
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}
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inline void LocalAccessible::ScrollTo(uint32_t aHow) const {
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if (mContent) {
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RefPtr<PresShell> presShell = mDoc->PresShellPtr();
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nsCOMPtr<nsIContent> content = mContent;
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nsCoreUtils::ScrollTo(presShell, content, aHow);
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}
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}
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inline bool LocalAccessible::InsertAfter(LocalAccessible* aNewChild,
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LocalAccessible* aRefChild) {
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MOZ_ASSERT(aNewChild, "No new child to insert");
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if (aRefChild && aRefChild->LocalParent() != this) {
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#ifdef A11Y_LOG
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logging::TreeInfo("broken accessible tree", 0, "parent", this,
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"prev sibling parent", aRefChild->LocalParent(), "child",
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aNewChild, nullptr);
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if (logging::IsEnabled(logging::eVerbose)) {
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logging::Tree("TREE", "Document tree", mDoc);
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logging::DOMTree("TREE", "DOM document tree", mDoc);
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}
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#endif
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MOZ_ASSERT_UNREACHABLE("Broken accessible tree");
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mDoc->UnbindFromDocument(aNewChild);
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return false;
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}
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return InsertChildAt(aRefChild ? aRefChild->IndexInParent() + 1 : 0,
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aNewChild);
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}
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} // namespace a11y
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} // namespace mozilla
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#endif
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