// Copyright 2022 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef ASH_SYSTEM_CAMERA_AUTOZOOM_TOAST_CONTROLLER_H_
#define ASH_SYSTEM_CAMERA_AUTOZOOM_TOAST_CONTROLLER_H_
#include "ash/ash_export.h"
#include "ash/system/camera/autozoom_observer.h"
#include "ash/system/camera/autozoom_toast_view.h"
#include "ash/system/tray/tray_bubble_view.h"
#include "base/memory/raw_ptr.h"
#include "base/timer/timer.h"
namespace ash {
class UnifiedSystemTray;
// Controller class for the autozoom toast, which is shown when the autozoom is
// on and camera is opened.
class ASH_EXPORT AutozoomToastController : public TrayBubbleView::Delegate,
public AutozoomObserver {
public:
// The Delegate interface handles adding and removing observers on behalf of
// AutozoomToastController. This is used for unit tests.
class ASH_EXPORT Delegate {
public:
Delegate();
Delegate(const Delegate&) = delete;
Delegate& operator=(const Delegate&) = delete;
virtual ~Delegate() = default;
virtual void AddAutozoomObserver(AutozoomObserver* observer);
virtual void RemoveAutozoomObserver(AutozoomObserver* observer);
virtual bool IsAutozoomEnabled();
virtual bool IsAutozoomControlEnabled();
};
AutozoomToastController(UnifiedSystemTray* tray,
std::unique_ptr<Delegate> delegate);
AutozoomToastController(AutozoomToastController&) = delete;
AutozoomToastController operator=(AutozoomToastController&) = delete;
~AutozoomToastController() override;
// Shows the toast explicitly. Normally this is shown when there's a new
// active camera client and autozoom is enabled.
void ShowToast();
// Hides the toast if it is shown. Normally, it times out and automatically
// closes.
void HideToast();
// Stops the timer to autoclose the toast.
void StopAutocloseTimer();
// Triggers a timer to automatically close the toast.
void StartAutoCloseTimer();
protected:
views::Widget* bubble_widget_for_test() { return bubble_widget_; }
private:
friend class AutozoomToastControllerTest;
// AutozoomObserver:
void OnAutozoomStateChanged(
cros::mojom::CameraAutoFramingState state) override;
void OnAutozoomControlEnabledChanged(bool enabled) override;
// Updates the toast UI with the current privacy screen state.
void UpdateToastView();
// TrayBubbleView::Delegate:
void BubbleViewDestroyed() override;
void OnMouseEnteredView() override;
void OnMouseExitedView() override;
std::u16string GetAccessibleNameForBubble() override;
void HideBubble(const TrayBubbleView* bubble_view) override;
const raw_ptr<UnifiedSystemTray> tray_;
raw_ptr<TrayBubbleView> bubble_view_ = nullptr;
raw_ptr<views::Widget> bubble_widget_ = nullptr;
raw_ptr<AutozoomToastView, DanglingUntriaged> toast_view_ = nullptr;
bool mouse_hovered_ = false;
base::OneShotTimer close_timer_;
const std::unique_ptr<Delegate> delegate_;
};
} // namespace ash
#endif // ASH_SYSTEM_CAMERA_AUTOZOOM_TOAST_CONTROLLER_H_