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// Copyright 2018 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_ASH_SHELF_SHELF_SPINNER_CONTROLLER_H_
#define CHROME_BROWSER_UI_ASH_SHELF_SHELF_SPINNER_CONTROLLER_H_
#include <stdint.h>
#include <map>
#include <memory>
#include <string>
#include <utility>
#include "ash/public/cpp/shelf_model_observer.h"
#include "base/memory/raw_ptr.h"
#include "base/memory/weak_ptr.h"
#include "base/time/time.h"
#include "components/account_id/account_id.h"
class ShelfSpinnerItemController;
class ChromeShelfController;
class Profile;
namespace ash {
class ShelfItemDelegate;
} // namespace ash
namespace gfx {
class ImageSkia;
} // namespace gfx
// ShelfSpinnerController displays visual feedback that the application the user
// has just activated will not be immediately available, as it is for example
// waiting for ARC or Crostini to be ready.
class ShelfSpinnerController : public ash::ShelfModelObserver {
public:
// ShelfSpinnerData holds the information used to draw the spinner, including
// animating the spinner after it has been dismissed.
class ShelfSpinnerData;
explicit ShelfSpinnerController(ChromeShelfController* owner);
ShelfSpinnerController(const ShelfSpinnerController&) = delete;
ShelfSpinnerController& operator=(const ShelfSpinnerController&) = delete;
~ShelfSpinnerController() override;
bool HasApp(const std::string& app_id) const;
base::TimeDelta GetActiveTime(const std::string& app_id) const;
// Adds a spinner to the shelf unless the app is already running.
void AddSpinnerToShelf(
const std::string& app_id,
std::unique_ptr<ShelfSpinnerItemController> controller);
// Applies spinning effect if requested app is handled by spinner controller.
void MaybeApplySpinningEffect(const std::string& app_id,
gfx::ImageSkia* image);
// Finishes spinning on an icon. If an icon is pinned it will be kept on the
// shelf as a shortcut, otherwise it will be removed without storing the
// delegate.
void CloseSpinner(const std::string& app_id);
// Closes all Crostini spinner shelf items.
// This should be avoided when possible.
void CloseCrostiniSpinners();
Profile* OwnerProfile();
// Hide all the spinners associated with the old user, and restore to the
// shelf any spinners associated with the new active user. Called by
// ChromeShelfController when the active user is changed.
void ActiveUserChanged(const AccountId& account_id);
// ash::ShelfModelObserver:
void ShelfItemDelegateChanged(const ash::ShelfID& id,
ash::ShelfItemDelegate* old_delegate,
ash::ShelfItemDelegate* delegate) override;
private:
// Defines mapping of a shelf app id to a corresponding controller's data.
// Shelf app id is optional mapping (for example, Play Store to ARC Host
// Support).
using AppControllerMap = std::map<std::string, ShelfSpinnerData>;
// Defines a mapping from account id to (app id, ShelfSpinnerItemController)
// for spinners that are not currently on the shelf. Taking ownership of these
// delegates allows us to reuse them if we need to add the spinner back on to
// the shelf.
using HiddenAppControllerMap = std::multimap<
AccountId,
std::pair<std::string, std::unique_ptr<ShelfSpinnerItemController>>>;
void UpdateApps();
void UpdateShelfItemIcon(const std::string& app_id);
void RegisterNextUpdate();
// Removes the spinner with id |app_id| from |app_controller_map_| and returns
// true if it was present, false otherwise.
bool RemoveSpinnerFromControllerMap(const std::string& app_id);
// Removes a spinner from the shelf and stores the delegate for later
// restoration. Used when the user switches from one profile to another.
void HideSpinner(const std::string& app_id);
// Unowned pointers.
raw_ptr<ChromeShelfController> owner_;
AccountId current_account_id_;
AppControllerMap app_controller_map_;
HiddenAppControllerMap hidden_app_controller_map_;
// Always keep this the last member of this class.
base::WeakPtrFactory<ShelfSpinnerController> weak_ptr_factory_{this};
};
#endif // CHROME_BROWSER_UI_ASH_SHELF_SHELF_SPINNER_CONTROLLER_H_
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