accessible/xul/XULTabAccessible.h

   1 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
   2 /* This Source Code Form is subject to the terms of the Mozilla Public
   3  * License, v. 2.0. If a copy of the MPL was not distributed with this
   4  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
   5
   6 #ifndef mozilla_a11y_XULTabAccessible_h__
   7 #define mozilla_a11y_XULTabAccessible_h__
   8
   9 // NOTE: alphabetically ordered
  10 #include "HyperTextAccessible.h"
  11 #include "XULMenuAccessible.h"
  12 #include "XULSelectControlAccessible.h"
  13
  14 namespace mozilla {
  15 namespace a11y {
  16
  17 /**
  18  * An individual tab, xul:tab element.
  19  */
  20 class XULTabAccessible : public HyperTextAccessible {
  21  public:
  22   enum { eAction_Switch = 0 };
  23
  24   XULTabAccessible(nsIContent* aContent, DocAccessible* aDoc);
  25
  26   // LocalAccessible
  27   virtual a11y::role NativeRole() const override;
  28   virtual uint64_t NativeState() const override;
  29   virtual uint64_t NativeInteractiveState() const override;
  30   virtual Relation RelationByType(RelationType aType) const override;
  31   virtual void ApplyARIAState(uint64_t* aState) const override;
  32
  33   // ActionAccessible
  34   virtual bool HasPrimaryAction() const override;
  35   virtual void ActionNameAt(uint8_t aIndex, nsAString& aName) override;
  36   virtual bool DoAction(uint8_t aIndex) const override;
  37 };
  38
  39 /**
  40  * A container of tab objects, xul:tabs element.
  41  */
  42 class XULTabsAccessible : public XULSelectControlAccessible {
  43  public:
  44   XULTabsAccessible(nsIContent* aContent, DocAccessible* aDoc);
  45
  46   // LocalAccessible
  47   virtual void Value(nsString& aValue) const override;
  48   virtual a11y::role NativeRole() const override;
  49   virtual void ApplyARIAState(uint64_t* aState) const override;
  50
  51   // ActionAccessible
  52   virtual bool HasPrimaryAction() const override;
  53
  54   // SelectAccessible
  55   virtual void SelectedItems(nsTArray<Accessible*>* aItems) override;
  56   virtual uint32_t SelectedItemCount() override;
  57   virtual Accessible* GetSelectedItem(uint32_t aIndex) override;
  58   virtual bool IsItemSelected(uint32_t aIndex) override;
  59
  60  protected:
  61   // LocalAccessible
  62   virtual ENameValueFlag NativeName(nsString& aName) const override;
  63 };
  64
  65 /**
  66  * A container of tab panels, xul:tabpanels element.
  67  */
  68 class XULTabpanelsAccessible : public AccessibleWrap {
  69  public:
  70   XULTabpanelsAccessible(nsIContent* aContent, DocAccessible* aDoc)
  71       : AccessibleWrap(aContent, aDoc) {
  72     mType = eXULTabpanelsType;
  73   }
  74
  75   // LocalAccessible
  76   virtual a11y::role NativeRole() const override;
  77 };
  78
  79 /**
  80  * A tabpanel object, child elements of xul:tabpanels element.
  81  *
  82  * XXX: we need to move the class logic into generic class since
  83  * for example we do not create instance of this class for XUL textbox used as
  84  * a tabpanel.
  85  */
  86 class XULTabpanelAccessible : public AccessibleWrap {
  87  public:
  88   XULTabpanelAccessible(nsIContent* aContent, DocAccessible* aDoc);
  89
  90   // LocalAccessible
  91   virtual a11y::role NativeRole() const override;
  92   virtual Relation RelationByType(RelationType aType) const override;
  93 };
  94
  95 }  // namespace a11y
  96 }  // namespace mozilla
  97
  98 #endif