chrome/browser/ui/webui/about_ui.h

   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_ABOUT_UI_H_
   6 #define CHROME_BROWSER_UI_WEBUI_ABOUT_UI_H_
   7
   8 #include <string>
   9
  10 #include "base/basictypes.h"
  11 #include "base/compiler_specific.h"
  12 #include "content/public/browser/url_data_source.h"
  13 #include "content/public/browser/web_ui_controller.h"
  14
  15 class Profile;
  16
  17 // We expose this class because the OOBE flow may need to explicitly add the
  18 // chrome://terms source outside of the normal flow.
  19 class AboutUIHTMLSource : public content::URLDataSource {
  20  public:
  21   // Construct a data source for the specified |source_name|.
  22   AboutUIHTMLSource(const std::string& source_name, Profile* profile);
  23
  24   // content::URLDataSource implementation.
  25   std::string GetSource() const override;
  26   void StartDataRequest(
  27       const std::string& path,
  28       int render_process_id,
  29       int render_frame_id,
  30       const content::URLDataSource::GotDataCallback& callback) override;
  31   std::string GetMimeType(const std::string& path) const override;
  32   bool ShouldAddContentSecurityPolicy() const override;
  33   bool ShouldDenyXFrameOptions() const override;
  34
  35   // Send the response data.
  36   void FinishDataRequest(
  37       const std::string& html,
  38       const content::URLDataSource::GotDataCallback& callback);
  39
  40   Profile* profile() { return profile_; }
  41
  42  private:
  43   ~AboutUIHTMLSource() override;
  44
  45   std::string source_name_;
  46   Profile* profile_;
  47
  48   DISALLOW_COPY_AND_ASSIGN(AboutUIHTMLSource);
  49 };
  50
  51 class AboutUI : public content::WebUIController {
  52  public:
  53   explicit AboutUI(content::WebUI* web_ui, const std::string& host);
  54   ~AboutUI() override {}
  55
  56  private:
  57   DISALLOW_COPY_AND_ASSIGN(AboutUI);
  58 };
  59
  60 namespace about_ui {
  61
  62 // Helper functions
  63 void AppendHeader(std::string* output, int refresh,
  64                   const std::string& unescaped_title);
  65 void AppendBody(std::string *output);
  66 void AppendFooter(std::string *output);
  67
  68 }  // namespace about_ui
  69
  70 #endif  // CHROME_BROWSER_UI_WEBUI_ABOUT_UI_H_