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-rw-r--r--accessible/base/HTMLMarkupMap.h427
1 files changed, 427 insertions, 0 deletions
diff --git a/accessible/base/HTMLMarkupMap.h b/accessible/base/HTMLMarkupMap.h
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+++ b/accessible/base/HTMLMarkupMap.h
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+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* vim:expandtab:shiftwidth=2:tabstop=2:
+ */
+/* 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/. */
+
+MARKUPMAP(
+ a,
+ [](Element* aElement, LocalAccessible* aContext) -> LocalAccessible* {
+ // Only some roles truly enjoy life as HTMLLinkAccessibles, for
+ // details see closed bug 494807.
+ const nsRoleMapEntry* roleMapEntry = aria::GetRoleMap(aElement);
+ if (roleMapEntry && roleMapEntry->role != roles::NOTHING &&
+ roleMapEntry->role != roles::LINK) {
+ return new HyperTextAccessibleWrap(aElement, aContext->Document());
+ }
+
+ return new HTMLLinkAccessible(aElement, aContext->Document());
+ },
+ roles::LINK)
+
+MARKUPMAP(abbr, New_HyperText, 0)
+
+MARKUPMAP(acronym, New_HyperText, 0)
+
+MARKUPMAP(address, New_HyperText, roles::GROUPING)
+
+MARKUPMAP(article, New_HyperText, roles::ARTICLE, Attr(xmlroles, article))
+
+MARKUPMAP(aside, New_HyperText, roles::LANDMARK)
+
+MARKUPMAP(blockquote, New_HyperText, roles::BLOCKQUOTE)
+
+MARKUPMAP(
+ button,
+ [](Element* aElement, LocalAccessible* aContext) -> LocalAccessible* {
+ return new HTMLButtonAccessible(aElement, aContext->Document());
+ },
+ 0)
+
+MARKUPMAP(
+ caption,
+ [](Element* aElement, LocalAccessible* aContext) -> LocalAccessible* {
+ if (aContext->IsTable()) {
+ dom::HTMLTableElement* tableEl =
+ dom::HTMLTableElement::FromNode(aContext->GetContent());
+ if (tableEl && tableEl == aElement->GetParent() &&
+ tableEl->GetCaption() == aElement) {
+ return new HTMLCaptionAccessible(aElement, aContext->Document());
+ }
+ }
+ return nullptr;
+ },
+ 0)
+
+// XXX: Uncomment this once HTML-aam agrees to map to same as ARIA.
+// MARKUPMAP(code, New_HyperText, roles::CODE)
+
+MARKUPMAP(dd, New_HTMLDtOrDd<HyperTextAccessibleWrap>, roles::DEFINITION)
+
+MARKUPMAP(del, New_HyperText, roles::CONTENT_DELETION)
+
+MARKUPMAP(details, New_HyperText, roles::DETAILS)
+
+MARKUPMAP(dialog, New_HyperText, roles::DIALOG)
+
+MARKUPMAP(
+ div,
+ [](Element* aElement, LocalAccessible* aContext) -> LocalAccessible* {
+ // Never create an accessible if we're part of an anonymous
+ // subtree.
+ if (aElement->IsInNativeAnonymousSubtree()) {
+ return nullptr;
+ }
+ // Always create an accessible if the div has an id.
+ if (aElement->HasAttr(kNameSpaceID_None, nsGkAtoms::id)) {
+ return new HyperTextAccessibleWrap(aElement, aContext->Document());
+ }
+ // Never create an accessible if the div is not display:block; or
+ // display:inline-block or the like.
+ nsIFrame* f = aElement->GetPrimaryFrame();
+ if (!f || !f->IsBlockFrameOrSubclass()) {
+ return nullptr;
+ }
+ // Check for various conditions to determine if this is a block
+ // break and needs to be rendered.
+ // If its previous sibling is an inline element, we probably want
+ // to break, so render.
+ // FIXME: This looks extremely incorrect in presence of shadow DOM,
+ // display: contents, and what not.
+ nsIContent* prevSibling = aElement->GetPreviousSibling();
+ if (prevSibling) {
+ nsIFrame* prevSiblingFrame = prevSibling->GetPrimaryFrame();
+ if (prevSiblingFrame && prevSiblingFrame->IsInlineOutside()) {
+ return new HyperTextAccessibleWrap(aElement, aContext->Document());
+ }
+ }
+ // Now, check the children.
+ nsIContent* firstChild = aElement->GetFirstChild();
+ if (firstChild) {
+ nsIFrame* firstChildFrame = firstChild->GetPrimaryFrame();
+ if (!firstChildFrame) {
+ // The first child is invisible, but this might be due to an
+ // invisible text node. Try the next.
+ firstChild = firstChild->GetNextSibling();
+ if (!firstChild) {
+ // If there's no next sibling, there's only one child, so there's
+ // nothing more we can do.
+ return nullptr;
+ }
+ firstChildFrame = firstChild->GetPrimaryFrame();
+ }
+ // Check to see if first child has an inline frame.
+ if (firstChildFrame && firstChildFrame->IsInlineOutside()) {
+ return new HyperTextAccessibleWrap(aElement, aContext->Document());
+ }
+ nsIContent* lastChild = aElement->GetLastChild();
+ MOZ_ASSERT(lastChild);
+ if (lastChild != firstChild) {
+ nsIFrame* lastChildFrame = lastChild->GetPrimaryFrame();
+ if (!lastChildFrame) {
+ // The last child is invisible, but this might be due to an
+ // invisible text node. Try the next.
+ lastChild = lastChild->GetPreviousSibling();
+ MOZ_ASSERT(lastChild);
+ if (lastChild == firstChild) {
+ return nullptr;
+ }
+ lastChildFrame = lastChild->GetPrimaryFrame();
+ }
+ // Check to see if last child has an inline frame.
+ if (lastChildFrame && lastChildFrame->IsInlineOutside()) {
+ return new HyperTextAccessibleWrap(aElement, aContext->Document());
+ }
+ }
+ }
+ return nullptr;
+ },
+ roles::SECTION)
+
+MARKUPMAP(
+ dl,
+ [](Element* aElement, LocalAccessible* aContext) -> LocalAccessible* {
+ return new HTMLListAccessible(aElement, aContext->Document());
+ },
+ roles::DEFINITION_LIST)
+
+MARKUPMAP(dt, New_HTMLDtOrDd<HTMLLIAccessible>, roles::TERM)
+
+MARKUPMAP(
+ figcaption,
+ [](Element* aElement, LocalAccessible* aContext) -> LocalAccessible* {
+ return new HTMLFigcaptionAccessible(aElement, aContext->Document());
+ },
+ roles::CAPTION)
+
+MARKUPMAP(
+ figure,
+ [](Element* aElement, LocalAccessible* aContext) -> LocalAccessible* {
+ return new HTMLFigureAccessible(aElement, aContext->Document());
+ },
+ roles::FIGURE, Attr(xmlroles, figure))
+
+MARKUPMAP(
+ fieldset,
+ [](Element* aElement, LocalAccessible* aContext) -> LocalAccessible* {
+ return new HTMLGroupboxAccessible(aElement, aContext->Document());
+ },
+ 0)
+
+MARKUPMAP(
+ form,
+ [](Element* aElement, LocalAccessible* aContext) -> LocalAccessible* {
+ return new HTMLFormAccessible(aElement, aContext->Document());
+ },
+ 0)
+
+MARKUPMAP(
+ footer,
+ [](Element* aElement, LocalAccessible* aContext) -> LocalAccessible* {
+ return new HTMLHeaderOrFooterAccessible(aElement, aContext->Document());
+ },
+ 0)
+
+MARKUPMAP(
+ header,
+ [](Element* aElement, LocalAccessible* aContext) -> LocalAccessible* {
+ return new HTMLHeaderOrFooterAccessible(aElement, aContext->Document());
+ },
+ 0)
+
+MARKUPMAP(h1, New_HyperText, roles::HEADING)
+
+MARKUPMAP(h2, New_HyperText, roles::HEADING)
+
+MARKUPMAP(h3, New_HyperText, roles::HEADING)
+
+MARKUPMAP(h4, New_HyperText, roles::HEADING)
+
+MARKUPMAP(h5, New_HyperText, roles::HEADING)
+
+MARKUPMAP(h6, New_HyperText, roles::HEADING)
+
+MARKUPMAP(
+ hr,
+ [](Element* aElement, LocalAccessible* aContext) -> LocalAccessible* {
+ return new HTMLHRAccessible(aElement, aContext->Document());
+ },
+ 0)
+
+MARKUPMAP(
+ input,
+ [](Element* aElement, LocalAccessible* aContext) -> LocalAccessible* {
+ // TODO(emilio): This would be faster if it used
+ // HTMLInputElement's already-parsed representation.
+ if (aElement->AttrValueIs(kNameSpaceID_None, nsGkAtoms::type,
+ nsGkAtoms::checkbox, eIgnoreCase)) {
+ return new CheckboxAccessible(aElement, aContext->Document());
+ }
+ if (aElement->AttrValueIs(kNameSpaceID_None, nsGkAtoms::type,
+ nsGkAtoms::image, eIgnoreCase)) {
+ return new HTMLButtonAccessible(aElement, aContext->Document());
+ }
+ if (aElement->AttrValueIs(kNameSpaceID_None, nsGkAtoms::type,
+ nsGkAtoms::radio, eIgnoreCase)) {
+ return new HTMLRadioButtonAccessible(aElement, aContext->Document());
+ }
+ if (aElement->AttrValueIs(kNameSpaceID_None, nsGkAtoms::type,
+ nsGkAtoms::time, eIgnoreCase)) {
+ return new HTMLDateTimeAccessible<roles::TIME_EDITOR>(
+ aElement, aContext->Document());
+ }
+ if (aElement->AttrValueIs(kNameSpaceID_None, nsGkAtoms::type,
+ nsGkAtoms::date, eIgnoreCase) ||
+ aElement->AttrValueIs(kNameSpaceID_None, nsGkAtoms::type,
+ nsGkAtoms::datetime_local, eIgnoreCase)) {
+ return new HTMLDateTimeAccessible<roles::DATE_EDITOR>(
+ aElement, aContext->Document());
+ }
+ return nullptr;
+ },
+ 0)
+
+MARKUPMAP(ins, New_HyperText, roles::CONTENT_INSERTION)
+
+MARKUPMAP(
+ label,
+ [](Element* aElement, LocalAccessible* aContext) -> LocalAccessible* {
+ return new HTMLLabelAccessible(aElement, aContext->Document());
+ },
+ roles::LABEL)
+
+MARKUPMAP(
+ legend,
+ [](Element* aElement, LocalAccessible* aContext) -> LocalAccessible* {
+ return new HTMLLegendAccessible(aElement, aContext->Document());
+ },
+ roles::LABEL)
+
+MARKUPMAP(
+ li,
+ [](Element* aElement, LocalAccessible* aContext) -> LocalAccessible* {
+ // If list item is a child of accessible list then create an
+ // accessible for it unconditionally by tag name. nsBlockFrame
+ // creates the list item accessible for other elements styled as
+ // list items.
+ if (aContext->IsList() &&
+ aContext->GetContent() == aElement->GetParent()) {
+ return new HTMLLIAccessible(aElement, aContext->Document());
+ }
+
+ return nullptr;
+ },
+ 0)
+
+MARKUPMAP(main, New_HyperText, roles::LANDMARK)
+
+MARKUPMAP(map, nullptr, roles::TEXT_CONTAINER)
+
+MARKUPMAP(mark, New_HyperText, roles::MARK, Attr(xmlroles, mark))
+
+MARKUPMAP(
+ menu,
+ [](Element* aElement, LocalAccessible* aContext) -> LocalAccessible* {
+ return new HTMLListAccessible(aElement, aContext->Document());
+ },
+ roles::LIST)
+
+MARKUPMAP(nav, New_HyperText, roles::LANDMARK)
+
+MARKUPMAP(
+ ol,
+ [](Element* aElement, LocalAccessible* aContext) -> LocalAccessible* {
+ return new HTMLListAccessible(aElement, aContext->Document());
+ },
+ roles::LIST)
+
+MARKUPMAP(
+ option,
+ [](Element* aElement, LocalAccessible* aContext) -> LocalAccessible* {
+ return new HTMLSelectOptionAccessible(aElement, aContext->Document());
+ },
+ 0)
+
+MARKUPMAP(
+ optgroup,
+ [](Element* aElement, LocalAccessible* aContext) -> LocalAccessible* {
+ return new HTMLSelectOptGroupAccessible(aElement, aContext->Document());
+ },
+ 0)
+
+MARKUPMAP(
+ output,
+ [](Element* aElement, LocalAccessible* aContext) -> LocalAccessible* {
+ return new HTMLOutputAccessible(aElement, aContext->Document());
+ },
+ roles::STATUSBAR, Attr(aria_live, polite))
+
+MARKUPMAP(p, nullptr, roles::PARAGRAPH)
+
+MARKUPMAP(
+ progress,
+ [](Element* aElement, LocalAccessible* aContext) -> LocalAccessible* {
+ return new HTMLProgressAccessible(aElement, aContext->Document());
+ },
+ 0)
+
+MARKUPMAP(q, New_HyperText, 0)
+
+MARKUPMAP(
+ section,
+ [](Element* aElement, LocalAccessible* aContext) -> LocalAccessible* {
+ return new HTMLSectionAccessible(aElement, aContext->Document());
+ },
+ 0)
+
+MARKUPMAP(sub, New_HyperText, roles::SUBSCRIPT)
+
+MARKUPMAP(
+ summary,
+ [](Element* aElement, LocalAccessible* aContext) -> LocalAccessible* {
+ return new HTMLSummaryAccessible(aElement, aContext->Document());
+ },
+ roles::SUMMARY)
+
+MARKUPMAP(sup, New_HyperText, roles::SUPERSCRIPT)
+
+MARKUPMAP(
+ table,
+ [](Element* aElement, LocalAccessible* aContext) -> LocalAccessible* {
+ return new HTMLTableAccessible(aElement, aContext->Document());
+ },
+ roles::TABLE)
+
+MARKUPMAP(time, New_HyperText, 0, Attr(xmlroles, time),
+ AttrFromDOM(datetime, datetime))
+
+MARKUPMAP(tbody, nullptr, roles::GROUPING)
+
+MARKUPMAP(
+ td,
+ [](Element* aElement, LocalAccessible* aContext) -> LocalAccessible* {
+ if (!aContext->IsHTMLTableRow()) {
+ return nullptr;
+ }
+ if (aElement->HasAttr(kNameSpaceID_None, nsGkAtoms::scope)) {
+ return new HTMLTableHeaderCellAccessible(aElement,
+ aContext->Document());
+ }
+ return new HTMLTableCellAccessible(aElement, aContext->Document());
+ },
+ 0)
+
+MARKUPMAP(tfoot, nullptr, roles::GROUPING)
+
+MARKUPMAP(
+ th,
+ [](Element* aElement, LocalAccessible* aContext) -> LocalAccessible* {
+ if (!aContext->IsHTMLTableRow()) {
+ return nullptr;
+ }
+ return new HTMLTableHeaderCellAccessible(aElement, aContext->Document());
+ },
+ 0)
+
+MARKUPMAP(thead, nullptr, roles::GROUPING)
+
+MARKUPMAP(
+ tr,
+ [](Element* aElement, LocalAccessible* aContext) -> LocalAccessible* {
+ if (aContext->IsTableRow()) {
+ // A <tr> within a row isn't valid.
+ return nullptr;
+ }
+ const nsRoleMapEntry* roleMapEntry = aria::GetRoleMap(aElement);
+ if (roleMapEntry && roleMapEntry->role != roles::NOTHING &&
+ roleMapEntry->role != roles::ROW) {
+ // There is a valid ARIA role which isn't "row". Don't treat this as an
+ // HTML table row.
+ return nullptr;
+ }
+ // Check if this <tr> is within a table. We check the grandparent because
+ // it might be inside a rowgroup. We don't specifically check for an HTML
+ // table because there are cases where there is a <tr> inside a
+ // <div role="table"> such as Monorail.
+ if (aContext->IsTable() ||
+ (aContext->LocalParent() && aContext->LocalParent()->IsTable())) {
+ return new HTMLTableRowAccessible(aElement, aContext->Document());
+ }
+ return nullptr;
+ },
+ roles::ROW)
+
+MARKUPMAP(
+ ul,
+ [](Element* aElement, LocalAccessible* aContext) -> LocalAccessible* {
+ return new HTMLListAccessible(aElement, aContext->Document());
+ },
+ roles::LIST)
+
+MARKUPMAP(
+ meter,
+ [](Element* aElement, LocalAccessible* aContext) -> LocalAccessible* {
+ return new HTMLMeterAccessible(aElement, aContext->Document());
+ },
+ roles::METER)