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// Copyright 2015 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef CHROME_BROWSER_UI_ASH_PALETTE_DELEGATE_CHROMEOS_H_
#define CHROME_BROWSER_UI_ASH_PALETTE_DELEGATE_CHROMEOS_H_
#include <string>
#include "ash/common/palette_delegate.h"
#include "ash/common/session/session_state_observer.h"
#include "base/callback_list.h"
#include "base/macros.h"
#include "base/memory/weak_ptr.h"
#include "base/values.h"
#include "content/public/browser/notification_observer.h"
#include "content/public/browser/notification_registrar.h"
class PrefChangeRegistrar;
class Profile;
namespace ash {
class ScopedSessionStateObserver;
}
namespace chromeos {
// A class which allows the Ash palette to perform chrome actions.
class PaletteDelegateChromeOS : public ash::PaletteDelegate,
public ash::SessionStateObserver,
public content::NotificationObserver {
public:
PaletteDelegateChromeOS();
~PaletteDelegateChromeOS() override;
private:
// ash::PaletteDelegate:
std::unique_ptr<EnableListenerSubscription> AddPaletteEnableListener(
const EnableListener& on_state_changed) override;
void CreateNote() override;
bool HasNoteApp() override;
void SetPartialMagnifierState(bool enabled) override;
bool ShouldAutoOpenPalette() override;
bool ShouldShowPalette() override;
void TakeScreenshot() override;
void TakePartialScreenshot(const base::Closure& done) override;
void CancelPartialScreenshot() override;
// ash::SessionStateObserver:
void ActiveUserChanged(const AccountId& account_id) override;
// content::NotificationObserver:
void Observe(int type,
const content::NotificationSource& source,
const content::NotificationDetails& details) override;
// Called when the palette enabled pref has changed.
void OnPaletteEnabledPrefChanged();
void SetProfile(Profile* profile);
void OnPartialScreenshotDone(const base::Closure& then);
base::CallbackList<void(bool)> palette_enabled_callback_list_;
// Unowned pointer to the active profile.
Profile* profile_ = nullptr;
std::unique_ptr<PrefChangeRegistrar> pref_change_registrar_;
std::unique_ptr<ash::ScopedSessionStateObserver> session_state_observer_;
content::NotificationRegistrar registrar_;
base::WeakPtrFactory<PaletteDelegateChromeOS> weak_factory_;
DISALLOW_COPY_AND_ASSIGN(PaletteDelegateChromeOS);
};
} // namespace chromeos
#endif // CHROME_BROWSER_UI_ASH_PALETTE_DELEGATE_CHROMEOS_H_
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