// Copyright 2012 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifndef CHROME_BROWSER_UI_VIEWS_CHROME_BROWSER_MAIN_EXTRA_PARTS_VIEWS_H_
#define CHROME_BROWSER_UI_VIEWS_CHROME_BROWSER_MAIN_EXTRA_PARTS_VIEWS_H_

#include <memory>

#include "build/build_config.h"
#include "chrome/browser/chrome_browser_main_extra_parts.h"
#include "ui/views/layout/layout_provider.h"

namespace views {
class ViewsDelegate;
}

#if defined(USE_AURA)
#if !BUILDFLAG(IS_CHROMEOS)
namespace display {
class Screen;
}
#endif
namespace wm {
class WMState;
}
#endif

class RelaunchNotificationController;

class ChromeBrowserMainExtraPartsViews : public ChromeBrowserMainExtraParts {
 public:
  ChromeBrowserMainExtraPartsViews();

  ChromeBrowserMainExtraPartsViews(const ChromeBrowserMainExtraPartsViews&) =
      delete;
  ChromeBrowserMainExtraPartsViews& operator=(
      const ChromeBrowserMainExtraPartsViews&) = delete;

  ~ChromeBrowserMainExtraPartsViews() override;

  // Returns global singleton.
  static ChromeBrowserMainExtraPartsViews* Get();

  // Overridden from ChromeBrowserMainExtraParts:
  void ToolkitInitialized() override;
  void PreCreateThreads() override;
  void PreProfileInit() override;
  void PostProfileInit(Profile* profile, bool is_initial_profile) override;
  void PostBrowserStart() override;
  void PostMainMessageLoopRun() override;

 private:
  // An owning pointer to the views delegate. This may be nullptr if another
  // class creates the global ViewsDelegate instance before us (test only).
  std::unique_ptr<views::ViewsDelegate> views_delegate_;
  std::unique_ptr<views::LayoutProvider> layout_provider_;

#if defined(USE_AURA)
#if !BUILDFLAG(IS_CHROMEOS)
  std::unique_ptr<display::Screen> screen_;
#endif
  std::unique_ptr<wm::WMState> wm_state_;
#endif

  // Manages the relaunch notification prompts.
  std::unique_ptr<RelaunchNotificationController>
      relaunch_notification_controller_;
};

#endif  // CHROME_BROWSER_UI_VIEWS_CHROME_BROWSER_MAIN_EXTRA_PARTS_VIEWS_H_