| // Copyright (c) 2012 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #include "extensions/renderer/tab_finder.h" |
| |
| #include "content/public/renderer/render_view.h" |
| #include "extensions/renderer/extension_helper.h" |
| #include "third_party/WebKit/public/web/WebFrame.h" |
| #include "third_party/WebKit/public/web/WebView.h" |
| |
| using content::RenderView; |
| |
| namespace extensions { |
| |
| // static |
| content::RenderView* TabFinder::Find(int tab_id) { |
| TabFinder finder(tab_id); |
| RenderView::ForEach(&finder); |
| return finder.view_; |
| } |
| |
| TabFinder::TabFinder(int tab_id) : tab_id_(tab_id), view_(NULL) {} |
| |
| TabFinder::~TabFinder() {} |
| |
| // Note: Visit returns false to terminate the iteration. |
| bool TabFinder::Visit(RenderView* render_view) { |
| // Only interested in the top frame. |
| if (render_view->GetWebView()->mainFrame()->parent()) |
| return true; |
| |
| ExtensionHelper* helper = ExtensionHelper::Get(render_view); |
| if (helper && helper->tab_id() == tab_id_) |
| view_ = render_view; |
| |
| return !view_; |
| } |
| |
| } // namespace extensions |