accessible/xul/XULMenuAccessible.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_XULMenuAccessible_h__
   7 #define mozilla_a11y_XULMenuAccessible_h__
   8
   9 #include "AccessibleWrap.h"
  10 #include "nsIDOMXULSelectCntrlEl.h"
  11 #include "XULSelectControlAccessible.h"
  12
  13 namespace mozilla {
  14 namespace a11y {
  15
  16 /**
  17  * Used for XUL menu, menuitem elements.
  18  */
  19 class XULMenuitemAccessible : public AccessibleWrap
  20 {
  21 public:
  22   enum { eAction_Click = 0 };
  23
  24   XULMenuitemAccessible(nsIContent* aContent, DocAccessible* aDoc);
  25
  26   // Accessible
  27   virtual void Description(nsString& aDescription) override;
  28   virtual a11y::role NativeRole() const override;
  29   virtual uint64_t NativeState() const override;
  30   virtual uint64_t NativeInteractiveState() const override;
  31   virtual int32_t GetLevelInternal() override;
  32
  33   // ActionAccessible
  34   virtual uint8_t ActionCount() const override;
  35   virtual void ActionNameAt(uint8_t aIndex, nsAString& aName) override;
  36   virtual bool DoAction(uint8_t aIndex) const override;
  37   virtual KeyBinding AccessKey() const override;
  38   virtual KeyBinding KeyboardShortcut() const override;
  39
  40   // Widgets
  41   virtual bool IsActiveWidget() const override;
  42   virtual bool AreItemsOperable() const override;
  43   virtual Accessible* ContainerWidget() const override;
  44
  45 protected:
  46   // Accessible
  47   virtual ENameValueFlag NativeName(nsString& aName) const override;
  48 };
  49
  50 /**
  51  * Used for XUL menuseparator element.
  52  */
  53 class XULMenuSeparatorAccessible : public XULMenuitemAccessible
  54 {
  55 public:
  56   XULMenuSeparatorAccessible(nsIContent* aContent, DocAccessible* aDoc);
  57
  58   // Accessible
  59   virtual a11y::role NativeRole() const override;
  60   virtual uint64_t NativeState() const override;
  61
  62   // ActionAccessible
  63   virtual uint8_t ActionCount() const override;
  64   virtual void ActionNameAt(uint8_t aIndex, nsAString& aName) override;
  65   virtual bool DoAction(uint8_t aIndex) const override;
  66
  67 protected:
  68   // Accessible
  69   virtual ENameValueFlag NativeName(nsString& aName) const override;
  70 };
  71
  72
  73 /**
  74  * Used for XUL menupopup and panel.
  75  */
  76 class XULMenupopupAccessible : public XULSelectControlAccessible
  77 {
  78 public:
  79   XULMenupopupAccessible(nsIContent* aContent, DocAccessible* aDoc);
  80
  81   // Accessible
  82   virtual a11y::role NativeRole() const override;
  83   virtual uint64_t NativeState() const override;
  84
  85   // Widgets
  86   virtual bool IsWidget() const override;
  87   virtual bool IsActiveWidget() const override;
  88   virtual bool AreItemsOperable() const override;
  89
  90   virtual Accessible* ContainerWidget() const override;
  91
  92 protected:
  93   // Accessible
  94   virtual ENameValueFlag NativeName(nsString& aName) const override;
  95 };
  96
  97 /**
  98  * Used for XUL menubar element.
  99  */
 100 class XULMenubarAccessible : public AccessibleWrap
 101 {
 102 public:
 103   XULMenubarAccessible(nsIContent* aContent, DocAccessible* aDoc);
 104
 105   // Accessible
 106   virtual a11y::role NativeRole() const override;
 107
 108   // Widget
 109   virtual bool IsActiveWidget() const override;
 110   virtual bool AreItemsOperable() const override;
 111   virtual Accessible* CurrentItem() const override;
 112   virtual void SetCurrentItem(const Accessible* aItem) override;
 113
 114 protected:
 115   // Accessible
 116   virtual ENameValueFlag NativeName(nsString& aName) const override;
 117 };
 118
 119 } // namespace a11y
 120 } // namespace mozilla
 121
 122 #endif