accessible/src/generic/ApplicationAccessible.h

changeset 0
6474c204b198
     1.1 --- /dev/null	Thu Jan 01 00:00:00 1970 +0000
     1.2 +++ b/accessible/src/generic/ApplicationAccessible.h	Wed Dec 31 06:09:35 2014 +0100
     1.3 @@ -0,0 +1,98 @@
     1.4 +/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
     1.5 +/* vim:expandtab:shiftwidth=2:tabstop=2:
     1.6 + */
     1.7 +/* This Source Code Form is subject to the terms of the Mozilla Public
     1.8 + * License, v. 2.0. If a copy of the MPL was not distributed with this
     1.9 + * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
    1.10 +
    1.11 +#ifndef mozilla_a11y_ApplicationAccessible_h__
    1.12 +#define mozilla_a11y_ApplicationAccessible_h__
    1.13 +
    1.14 +#include "AccessibleWrap.h"
    1.15 +#include "nsIAccessibleApplication.h"
    1.16 +
    1.17 +#include "nsIMutableArray.h"
    1.18 +#include "nsIXULAppInfo.h"
    1.19 +
    1.20 +namespace mozilla {
    1.21 +namespace a11y {
    1.22 +
    1.23 +/**
    1.24 + * ApplicationAccessible is for the whole application of Mozilla.
    1.25 + * Only one instance of ApplicationAccessible exists for one Mozilla instance.
    1.26 + * And this one should be created when Mozilla Startup (if accessibility
    1.27 + * feature has been enabled) and destroyed when Mozilla Shutdown.
    1.28 + *
    1.29 + * All the accessibility objects for toplevel windows are direct children of
    1.30 + * the ApplicationAccessible instance.
    1.31 + */
    1.32 +
    1.33 +class ApplicationAccessible : public AccessibleWrap,
    1.34 +                              public nsIAccessibleApplication
    1.35 +{
    1.36 +public:
    1.37 +
    1.38 +  ApplicationAccessible();
    1.39 +
    1.40 +  // nsISupports
    1.41 +  NS_DECL_ISUPPORTS_INHERITED
    1.42 +
    1.43 +  // nsIAccessible
    1.44 +  NS_IMETHOD GetRootDocument(nsIAccessibleDocument** aRootDocument);
    1.45 +  NS_IMETHOD ScrollTo(uint32_t aScrollType);
    1.46 +  NS_IMETHOD ScrollToPoint(uint32_t aCoordinateType, int32_t aX, int32_t aY);
    1.47 +  NS_IMETHOD GetLanguage(nsAString& aLanguage);
    1.48 +  NS_IMETHOD GetParent(nsIAccessible **aParent);
    1.49 +  NS_IMETHOD GetNextSibling(nsIAccessible **aNextSibling);
    1.50 +  NS_IMETHOD GetPreviousSibling(nsIAccessible **aPreviousSibling);
    1.51 +  NS_IMETHOD GetBounds(int32_t *aX, int32_t *aY,
    1.52 +                       int32_t *aWidth, int32_t *aHeight);
    1.53 +  NS_IMETHOD SetSelected(bool aIsSelected);
    1.54 +  NS_IMETHOD TakeSelection();
    1.55 +  NS_IMETHOD TakeFocus();
    1.56 +  NS_IMETHOD GetActionName(uint8_t aIndex, nsAString &aName);
    1.57 +  NS_IMETHOD GetActionDescription(uint8_t aIndex, nsAString &aDescription);
    1.58 +  NS_IMETHOD DoAction(uint8_t aIndex);
    1.59 +
    1.60 +  // nsIAccessibleApplication
    1.61 +  NS_DECL_NSIACCESSIBLEAPPLICATION
    1.62 +
    1.63 +  // Accessible
    1.64 +  virtual void Shutdown();
    1.65 +  virtual already_AddRefed<nsIPersistentProperties> NativeAttributes() MOZ_OVERRIDE;
    1.66 +  virtual GroupPos GroupPosition();
    1.67 +  virtual ENameValueFlag Name(nsString& aName);
    1.68 +  virtual void ApplyARIAState(uint64_t* aState) const;
    1.69 +  virtual void Description(nsString& aDescription);
    1.70 +  virtual void Value(nsString& aValue);
    1.71 +  virtual mozilla::a11y::role NativeRole();
    1.72 +  virtual uint64_t State();
    1.73 +  virtual uint64_t NativeState();
    1.74 +  virtual Relation RelationByType(RelationType aType) MOZ_OVERRIDE;
    1.75 +
    1.76 +  virtual Accessible* ChildAtPoint(int32_t aX, int32_t aY,
    1.77 +                                   EWhichChildAtPoint aWhichChild);
    1.78 +  virtual Accessible* FocusedChild();
    1.79 +
    1.80 +  virtual void InvalidateChildren();
    1.81 +
    1.82 +  // ActionAccessible
    1.83 +  virtual uint8_t ActionCount();
    1.84 +  virtual KeyBinding AccessKey() const;
    1.85 +
    1.86 +protected:
    1.87 +
    1.88 +  // Accessible
    1.89 +  virtual void CacheChildren();
    1.90 +  virtual Accessible* GetSiblingAtOffset(int32_t aOffset,
    1.91 +                                         nsresult *aError = nullptr) const;
    1.92 +
    1.93 +private:
    1.94 +  nsCOMPtr<nsIXULAppInfo> mAppInfo;
    1.95 +};
    1.96 +
    1.97 +} // namespace a11y
    1.98 +} // namespace mozilla
    1.99 +
   1.100 +#endif
   1.101 +

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