RootAccessibleWrap.mm

Enable keyboard shortcuts

/* clang-format off */

/* -*- Mode: Objective-C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */

/* clang-format on */

/* This Source Code Form is subject to the terms of the Mozilla Public

 * License, v. 2.0. If a copy of the MPL was not distributed with this

 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

#include "RootAccessibleWrap.h"

#include "mozRootAccessible.h"

#include "gfxPlatform.h"

#include "nsCOMPtr.h"

#include "nsObjCExceptions.h"

#include "nsIFrame.h"

#include "nsView.h"

#include "nsIWidget.h"

using namespace mozilla;

using namespace mozilla::a11y;

RootAccessibleWrap::RootAccessibleWrap(dom::Document* aDocument,

                                       PresShell* aPresShell)

    : RootAccessible(aDocument, aPresShell) {}

RootAccessibleWrap::~RootAccessibleWrap() {}

Class RootAccessibleWrap::GetNativeType() {

  NS_OBJC_BEGIN_TRY_BLOCK_RETURN;

  return [mozRootAccessible class];

  NS_OBJC_END_TRY_BLOCK_RETURN(nil);

void RootAccessibleWrap::GetNativeWidget(void** aOutView) {

  nsIFrame* frame = GetFrame();

  if (frame) {

    nsView* view = frame->GetView();

    if (view) {

      nsIWidget* widget = view->GetWidget();

      if (widget) {

        *aOutView = (void**)widget->GetNativeData(NS_NATIVE_WIDGET);

        MOZ_ASSERT(

            *aOutView || gfxPlatform::IsHeadless(),

            "Couldn't get the native NSView parent we need to connect the "

            "accessibility hierarchy!");