1// Copyright (c) 2011 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#ifndef CHROME_BROWSER_UI_WEBUI_THEME_SOURCE_H_
6#define CHROME_BROWSER_UI_WEBUI_THEME_SOURCE_H_
7#pragma once
8
9#include <string>
10
11#include "chrome/browser/ui/webui/chrome_url_data_manager.h"
12
13class Profile;
14class RefCountedBytes;
15
16class ThemeSource : public ChromeURLDataManager::DataSource {
17 public:
18  explicit ThemeSource(Profile* profile);
19
20  // Called when the network layer has requested a resource underneath
21  // the path we registered.
22  virtual void StartDataRequest(const std::string& path,
23                                bool is_incognito,
24                                int request_id);
25  virtual std::string GetMimeType(const std::string& path) const;
26
27  // Used to tell ChromeURLDataManager which thread to handle the request on.
28  virtual MessageLoop* MessageLoopForRequestPath(const std::string& path) const;
29
30  virtual bool ShouldReplaceExistingSource() const;
31
32 protected:
33  virtual ~ThemeSource();
34
35 private:
36  // Fetch and send the theme bitmap.
37  void SendThemeBitmap(int request_id, int resource_id);
38
39  // The original profile (never an OTR profile).
40  Profile* profile_;
41
42  // We grab the CSS early so we don't have to go back to the UI thread later.
43  scoped_refptr<RefCountedBytes> css_bytes_;
44
45  DISALLOW_COPY_AND_ASSIGN(ThemeSource);
46};
47
48#endif  // CHROME_BROWSER_UI_WEBUI_THEME_SOURCE_H_
49