Int and Float 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 34 matching lines @@
   kExpanded,
   kHidden,
   kModal,
   kMultiline,
   kMultiselectable,
   kReadOnly,
   kRequired,
   kSelected
 };
 
+// All of the properties of AccessibleNode that have an unsigned integer type.
+enum class AOMUIntProperty {
+  kColIndex,
+  kColSpan,
+  kLevel,
+  kPosInSet,
+  kRowIndex,
+  kRowSpan,
+};
+
+// All of the properties of AccessibleNode that have a signed integer type.
+// (These all allow the value -1.)
+enum class AOMIntProperty { kColCount, kRowCount, kSetSize };
+
+// All of the properties of AccessibleNode that have a floating-point type.
+enum class AOMFloatProperty { kValueMax, kValueMin, kValueNow };
+
 // 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 value of the given boolean property if the
+  // Returns the value of the given 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);
+  static float GetProperty(Element*, AOMFloatProperty, bool& is_null);
+  static int32_t GetProperty(Element*, AOMIntProperty, bool& is_null);
+  static uint32_t GetProperty(Element*, AOMUIntProperty, 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
+  // Returns the value of the given 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);
+  static float GetPropertyOrARIAAttribute(Element*,
+                                          AOMFloatProperty,
+                                          bool& is_null);
+  static int32_t GetPropertyOrARIAAttribute(Element*,
+                                            AOMIntProperty,
+                                            bool& is_null);
+  static uint32_t GetPropertyOrARIAAttribute(Element*,
+                                             AOMUIntProperty,
+                                             bool& is_null);
 
-  bool atomic(bool&) const;
+  bool atomic(bool& is_null) const;
   void setAtomic(bool, bool is_null);
 
   AtomicString autocomplete() const;
   void setAutocomplete(const AtomicString&);
 
-  bool busy(bool&) const;
+  bool busy(bool& is_null) const;
   void setBusy(bool, bool is_null);
 
   AtomicString checked() const;
   void setChecked(const AtomicString&);
 
+  int32_t colCount(bool& is_null) const;
+  void setColCount(int32_t, bool is_null);
+
+  uint32_t colIndex(bool& is_null) const;
+  void setColIndex(uint32_t, bool is_null);
+
+  uint32_t colSpan(bool& is_null) const;
+  void setColSpan(uint32_t, bool is_null);
+
   AtomicString current() const;
   void setCurrent(const AtomicString&);
 
-  bool disabled(bool&) const;
+  bool disabled(bool& is_null) const;
   void setDisabled(bool, bool is_null);
 
-  bool expanded(bool&) const;
+  bool expanded(bool& is_null) const;
   void setExpanded(bool, bool is_null);
 
-  bool hidden(bool&) const;
+  bool hidden(bool& is_null) 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&);
 
+  uint32_t level(bool& is_null) const;
+  void setLevel(uint32_t, bool is_null);
+
   AtomicString live() const;
   void setLive(const AtomicString&);
 
-  bool modal(bool&) const;
+  bool modal(bool& is_null) const;
   void setModal(bool, bool is_null);
 
-  bool multiline(bool&) const;
+  bool multiline(bool& is_null) const;
   void setMultiline(bool, bool is_null);
 
-  bool multiselectable(bool&) const;
+  bool multiselectable(bool& is_null) 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;
+  uint32_t posInSet(bool& is_null) const;
+  void setPosInSet(uint32_t, bool is_null);
+
+  bool readOnly(bool& is_null) const;
   void setReadOnly(bool, bool is_null);
 
   AtomicString relevant() const;
   void setRelevant(const AtomicString&);
 
-  bool required(bool&) const;
+  bool required(bool& is_null) 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;
+  int32_t rowCount(bool& is_null) const;
+  void setRowCount(int32_t, bool is_null);
+
+  uint32_t rowIndex(bool& is_null) const;
+  void setRowIndex(uint32_t, bool is_null);
+
+  uint32_t rowSpan(bool& is_null) const;
+  void setRowSpan(uint32_t, bool is_null);
+
+  bool selected(bool& is_null) const;
   void setSelected(bool, bool is_null);
 
+  int32_t setSize(bool& is_null) const;
+  void setSetSize(int32_t, bool is_null);
+
   AtomicString sort() const;
   void setSort(const AtomicString&);
 
+  float valueMax(bool& is_null) const;
+  void setValueMax(float, bool is_null);
+
+  float valueMin(bool& is_null) const;
+  void setValueMin(float, bool is_null);
+
+  float valueNow(bool& is_null) const;
+  void setValueNow(float, bool is_null);
+
   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 SetFloatProperty(AOMFloatProperty, float value, bool is_null);
+  void SetUIntProperty(AOMUIntProperty, uint32_t value, bool is_null);
+  void SetIntProperty(AOMIntProperty, int32_t 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_;
+  Vector<std::pair<AOMFloatProperty, float>> float_properties_;
+  Vector<std::pair<AOMIntProperty, int32_t>> int_properties_;
+  Vector<std::pair<AOMUIntProperty, uint32_t>> uint_properties_;
 
   // This object's owner Element.
   Member<Element> element_;
 };
 
 }  // namespace blink
 
 #endif  // AccessibleNode_h