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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 "chrome/renderer/extensions/tab_finder.h" | |
6 | |
7 #include "content/public/renderer/render_view.h" | |
8 #include "extensions/renderer/extension_helper.h" | |
9 #include "third_party/WebKit/public/web/WebFrame.h" | |
10 #include "third_party/WebKit/public/web/WebView.h" | |
11 | |
12 using content::RenderView; | |
13 | |
14 namespace extensions { | |
15 | |
16 // static | |
17 content::RenderView* TabFinder::Find(int tab_id) { | |
18 TabFinder finder(tab_id); | |
19 RenderView::ForEach(&finder); | |
20 return finder.view_; | |
21 } | |
22 | |
23 TabFinder::TabFinder(int tab_id) : tab_id_(tab_id), view_(NULL) {} | |
24 | |
25 TabFinder::~TabFinder() {} | |
26 | |
27 // Note: Visit returns false to terminate the iteration. | |
28 bool TabFinder::Visit(RenderView* render_view) { | |
29 // Only interested in the top frame. | |
30 if (render_view->GetWebView()->mainFrame()->parent()) | |
31 return true; | |
32 | |
33 ExtensionHelper* helper = ExtensionHelper::Get(render_view); | |
34 if (helper && helper->tab_id() == tab_id_) | |
35 view_ = render_view; | |
36 | |
37 return !view_; | |
38 } | |
39 | |
40 } // namespace extensions | |
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