content/renderer/accessibility/renderer_accessibility.cc

   1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #include "content/renderer/accessibility/renderer_accessibility.h"
   6
   7 #include "content/renderer/render_frame_impl.h"
   8 #include "content/renderer/render_view_impl.h"
   9 #include "third_party/WebKit/public/web/WebDocument.h"
  10 #include "third_party/WebKit/public/web/WebFrame.h"
  11 #include "third_party/WebKit/public/web/WebView.h"
  12
  13 using blink::WebDocument;
  14 using blink::WebFrame;
  15 using blink::WebView;
  16
  17 namespace content {
  18
  19 RendererAccessibility::RendererAccessibility(
  20     RenderFrameImpl* render_frame)
  21     : RenderFrameObserver(render_frame),
  22       render_frame_(render_frame) {
  23 }
  24
  25 RendererAccessibility::~RendererAccessibility() {
  26 }
  27
  28 WebDocument RendererAccessibility::GetMainDocument() {
  29   WebView* view = render_frame_->render_view()->GetWebView();
  30   WebFrame* main_frame = view ? view->mainFrame() : NULL;
  31
  32   if (main_frame)
  33     return main_frame->document();
  34
  35   return WebDocument();
  36 }
  37
  38 }  // namespace content