Boolean properties for Accessibility Object Model Phase 1

third_party/WebKit/Source/core/dom/AccessibleNode.h

 // Copyright 2017 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef AccessibleNode_h
 #define AccessibleNode_h
 
 #include "core/CoreExport.h"
 #include "platform/bindings/ScriptWrappable.h"
 #include "platform/wtf/HashMap.h"
@@ skipping 19 matching lines @@
   kLive,
   kOrientation,
   kPlaceholder,
   kRelevant,
   kRole,
   kRoleDescription,
   kSort,
   kValueText
 };
 
+// All of the properties of AccessibleNode that have type "boolean".
+enum class AOMBooleanProperty {
+  kAtomic,
+  kBusy,
+  kDisabled,
+  kExpanded,
+  kHidden,
+  kModal,
+  kMultiline,
+  kMultiselectable,
+  kReadOnly,
+  kRequired,
+  kSelected
+};
+
 // Accessibility Object Model node
 // Explainer: https://github.com/WICG/aom/blob/master/explainer.md
 // Spec: https://wicg.github.io/aom/spec/
 class CORE_EXPORT AccessibleNode
     : public GarbageCollectedFinalized<AccessibleNode>,
       public ScriptWrappable {
   DEFINE_WRAPPERTYPEINFO();
 
  public:
   explicit AccessibleNode(Element*);
   virtual ~AccessibleNode();
 
   // Returns the given string property if the Element has an AccessibleNode.
   static const AtomicString& GetProperty(Element*, AOMStringProperty);
 
-  // Returns the given string property if the Element has an AccessibleNode,
-  // otherwise returns the equivalent ARIA attribute.
+  // Returns the value of the given boolean property if the
+  // Element has an AccessibleNode. Sets |isNull| if the property and
+  // attribute are not present.
+  static bool GetProperty(Element*, AOMBooleanProperty, bool& is_null);
+
+  // Returns the value of the given string property if the
+  // Element has an AccessibleNode, otherwise returns the equivalent
+  // ARIA attribute.
   static const AtomicString& GetPropertyOrARIAAttribute(Element*,
                                                         AOMStringProperty);
 
+  // Returns the value of the given boolean property if the
+  // Element has an AccessibleNode, otherwise returns the equivalent
+  // ARIA attribute. Sets |isNull| if the property and attribute are not
+  // present.
+  static bool GetPropertyOrARIAAttribute(Element*,
+                                         AOMBooleanProperty,
+                                         bool& is_null);
+
+  bool atomic(bool&) const;
+  void setAtomic(bool, bool is_null);
+
   AtomicString autocomplete() const;
   void setAutocomplete(const AtomicString&);
 
+  bool busy(bool&) const;
+  void setBusy(bool, bool is_null);
+
   AtomicString checked() const;
   void setChecked(const AtomicString&);
 
   AtomicString current() const;
   void setCurrent(const AtomicString&);
 
+  bool disabled(bool&) const;
+  void setDisabled(bool, bool is_null);
+
+  bool expanded(bool&) const;
+  void setExpanded(bool, bool is_null);
+
+  bool hidden(bool&) const;
+  void setHidden(bool, bool is_null);
+
   AtomicString invalid() const;
   void setInvalid(const AtomicString&);
 
   AtomicString keyShortcuts() const;
   void setKeyShortcuts(const AtomicString&);
 
   AtomicString label() const;
   void setLabel(const AtomicString&);
 
   AtomicString live() const;
   void setLive(const AtomicString&);
 
+  bool modal(bool&) const;
+  void setModal(bool, bool is_null);
+
+  bool multiline(bool&) const;
+  void setMultiline(bool, bool is_null);
+
+  bool multiselectable(bool&) const;
+  void setMultiselectable(bool, bool is_null);
+
   AtomicString orientation() const;
   void setOrientation(const AtomicString&);
 
   AtomicString placeholder() const;
   void setPlaceholder(const AtomicString&);
 
+  bool readOnly(bool&) const;
+  void setReadOnly(bool, bool is_null);
+
   AtomicString relevant() const;
   void setRelevant(const AtomicString&);
 
+  bool required(bool&) const;
+  void setRequired(bool, bool is_null);
+
   AtomicString role() const;
   void setRole(const AtomicString&);
 
   AtomicString roleDescription() const;
   void setRoleDescription(const AtomicString&);
 
+  bool selected(bool&) const;
+  void setSelected(bool, bool is_null);
+
   AtomicString sort() const;
   void setSort(const AtomicString&);
 
   AtomicString valueText() const;
   void setValueText(const AtomicString&);
 
   DECLARE_VIRTUAL_TRACE();
 
  private:
   void SetStringProperty(AOMStringProperty, const AtomicString&);
+  void SetBooleanProperty(AOMBooleanProperty, bool value, bool is_null);
   void NotifyAttributeChanged(const blink::QualifiedName&);
   AXObjectCache* GetAXObjectCache();
 
   Vector<std::pair<AOMStringProperty, AtomicString>> string_properties_;
+  Vector<std::pair<AOMBooleanProperty, bool>> boolean_properties_;
 
   // This object's owner Element.
   Member<Element> element_;
 };
 
 }  // namespace blink
 
 #endif  // AccessibleNode_h