chrome/browser/ui/webui/app_launcher_page_ui.h

   1 // Copyright (c) 2013 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_APP_LAUNCHER_PAGE_UI_H_
   6 #define CHROME_BROWSER_UI_WEBUI_APP_LAUNCHER_PAGE_UI_H_
   7
   8 #include "content/public/browser/url_data_source.h"
   9 #include "content/public/browser/web_ui_controller.h"
  10 #include "ui/base/layout.h"
  11
  12 class Profile;
  13
  14 namespace base {
  15 class RefCountedMemory;
  16 }
  17
  18 // The WebUIController used for the app launcher page UI.
  19 class AppLauncherPageUI : public content::WebUIController {
  20  public:
  21   explicit AppLauncherPageUI(content::WebUI* web_ui);
  22   ~AppLauncherPageUI() override;
  23
  24   static base::RefCountedMemory* GetFaviconResourceBytes(
  25       ui::ScaleFactor scale_factor);
  26
  27  private:
  28   class HTMLSource : public content::URLDataSource {
  29    public:
  30     explicit HTMLSource(Profile* profile);
  31     ~HTMLSource() override;
  32
  33     // content::URLDataSource implementation.
  34     std::string GetSource() const override;
  35     void StartDataRequest(
  36         const std::string& path,
  37         int render_process_id,
  38         int render_frame_id,
  39         const content::URLDataSource::GotDataCallback& callback) override;
  40     std::string GetMimeType(const std::string&) const override;
  41     bool ShouldReplaceExistingSource() const override;
  42     bool ShouldAddContentSecurityPolicy() const override;
  43
  44    private:
  45
  46     // Pointer back to the original profile.
  47     Profile* profile_;
  48
  49     DISALLOW_COPY_AND_ASSIGN(HTMLSource);
  50   };
  51
  52   Profile* GetProfile() const;
  53
  54   DISALLOW_COPY_AND_ASSIGN(AppLauncherPageUI);
  55 };
  56
  57 #endif  // CHROME_BROWSER_UI_WEBUI_APP_LAUNCHER_PAGE_UI_H_