1 files changed, 204 insertions, 0 deletions
diff --git a/accessible/html/HTMLElementAccessibles.cpp b/accessible/html/HTMLElementAccessibles.cpp
new file mode 100644
index 000000000..39601151b
--- /dev/null
+++ b/accessible/html/HTMLElementAccessibles.cpp
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+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 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/. */
+
+#include "HTMLElementAccessibles.h"
+
+#include "DocAccessible.h"
+#include "nsAccUtils.h"
+#include "nsIPersistentProperties2.h"
+#include "nsTextEquivUtils.h"
+#include "Relation.h"
+#include "Role.h"
+#include "States.h"
+
+#include "mozilla/dom/HTMLLabelElement.h"
+#include "mozilla/dom/HTMLDetailsElement.h"
+#include "mozilla/dom/HTMLSummaryElement.h"
+
+using namespace mozilla::a11y;
+
+////////////////////////////////////////////////////////////////////////////////
+// HTMLHRAccessible
+////////////////////////////////////////////////////////////////////////////////
+
+role
+HTMLHRAccessible::NativeRole()
+{
+  return roles::SEPARATOR;
+}
+
+////////////////////////////////////////////////////////////////////////////////
+// HTMLBRAccessible
+////////////////////////////////////////////////////////////////////////////////
+
+role
+HTMLBRAccessible::NativeRole()
+{
+  return roles::WHITESPACE;
+}
+
+uint64_t
+HTMLBRAccessible::NativeState()
+{
+  return states::READONLY;
+}
+
+ENameValueFlag
+HTMLBRAccessible::NativeName(nsString& aName)
+{
+  aName = static_cast<char16_t>('\n');    // Newline char
+  return eNameOK;
+}
+
+////////////////////////////////////////////////////////////////////////////////
+// HTMLLabelAccessible
+////////////////////////////////////////////////////////////////////////////////
+
+NS_IMPL_ISUPPORTS_INHERITED0(HTMLLabelAccessible, HyperTextAccessible)
+
+ENameValueFlag
+HTMLLabelAccessible::NativeName(nsString& aName)
+{
+  nsTextEquivUtils::GetNameFromSubtree(this, aName);
+  return aName.IsEmpty() ? eNameOK : eNameFromSubtree;
+}
+
+Relation
+HTMLLabelAccessible::RelationByType(RelationType aType)
+{
+  Relation rel = AccessibleWrap::RelationByType(aType);
+  if (aType == RelationType::LABEL_FOR) {
+    dom::HTMLLabelElement* label = dom::HTMLLabelElement::FromContent(mContent);
+    rel.AppendTarget(mDoc, label->GetControl());
+  }
+
+  return rel;
+}
+
+uint8_t
+HTMLLabelAccessible::ActionCount()
+{
+  return nsCoreUtils::IsLabelWithControl(mContent) ? 1 : 0;
+}
+
+void
+HTMLLabelAccessible::ActionNameAt(uint8_t aIndex, nsAString& aName)
+{
+  if (aIndex == 0) {
+    if (nsCoreUtils::IsLabelWithControl(mContent))
+      aName.AssignLiteral("click");
+  }
+}
+
+bool
+HTMLLabelAccessible::DoAction(uint8_t aIndex)
+{
+  if (aIndex != 0)
+    return false;
+
+  DoCommand();
+  return true;
+}
+
+
+////////////////////////////////////////////////////////////////////////////////
+// nsHTMLOuputAccessible
+////////////////////////////////////////////////////////////////////////////////
+
+NS_IMPL_ISUPPORTS_INHERITED0(HTMLOutputAccessible, HyperTextAccessible)
+
+Relation
+HTMLOutputAccessible::RelationByType(RelationType aType)
+{
+  Relation rel = AccessibleWrap::RelationByType(aType);
+  if (aType == RelationType::CONTROLLED_BY)
+    rel.AppendIter(new IDRefsIterator(mDoc, mContent, nsGkAtoms::_for));
+
+  return rel;
+}
+
+////////////////////////////////////////////////////////////////////////////////
+// HTMLSummaryAccessible
+////////////////////////////////////////////////////////////////////////////////
+
+HTMLSummaryAccessible::
+  HTMLSummaryAccessible(nsIContent* aContent, DocAccessible* aDoc) :
+  HyperTextAccessibleWrap(aContent, aDoc)
+{
+  mGenericTypes |= eButton;
+}
+
+uint8_t
+HTMLSummaryAccessible::ActionCount()
+{
+  return 1;
+}
+
+void
+HTMLSummaryAccessible::ActionNameAt(uint8_t aIndex, nsAString& aName)
+{
+  if (aIndex != eAction_Click) {
+    return;
+  }
+
+  dom::HTMLSummaryElement* summary = dom::HTMLSummaryElement::FromContent(mContent);
+  if (!summary) {
+    return;
+  }
+
+  dom::HTMLDetailsElement* details = summary->GetDetails();
+  if (!details) {
+    return;
+  }
+
+  if (details->Open()) {
+    aName.AssignLiteral("collapse");
+  } else {
+    aName.AssignLiteral("expand");
+  }
+}
+
+bool
+HTMLSummaryAccessible::DoAction(uint8_t aIndex)
+{
+  if (aIndex != eAction_Click)
+    return false;
+
+  DoCommand();
+  return true;
+}
+
+uint64_t
+HTMLSummaryAccessible::NativeState()
+{
+  uint64_t state = HyperTextAccessibleWrap::NativeState();
+
+  dom::HTMLSummaryElement* summary = dom::HTMLSummaryElement::FromContent(mContent);
+  if (!summary) {
+    return state;
+  }
+
+  dom::HTMLDetailsElement* details = summary->GetDetails();
+  if (!details) {
+    return state;
+  }
+
+  if (details->Open()) {
+    state |= states::EXPANDED;
+  } else {
+    state |= states::COLLAPSED;
+  }
+
+  return state;
+}
+
+////////////////////////////////////////////////////////////////////////////////
+// HTMLSummaryAccessible: Widgets
+
+bool
+HTMLSummaryAccessible::IsWidget() const
+{
+  return true;
+}