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// Copyright 2024 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef COMPONENTS_REMOTE_COCOA_APP_SHIM_MOJO_MENU_MODEL_H_
#define COMPONENTS_REMOTE_COCOA_APP_SHIM_MOJO_MENU_MODEL_H_
#include "base/memory/weak_ptr.h"
#include "components/remote_cocoa/common/menu.mojom.h"
#include "ui/base/models/menu_model.h"
namespace remote_cocoa {
// MenuModel implementation that wraps a list of mojom::MenuItems. Supports only
// the functionality that is supported by `MenuControllerCocoa`.
// Additionally this menu model will always return false for IsItemDynamicAt.
// Instances of this model are never re-used for multiple showings of the same
// menu, so dynamic behavior would be limited to submenus anyway. And currently
// nowhere in Chrome are dynamic items used in submenus.
class MojoMenuModel final : public ui::MenuModel {
public:
MojoMenuModel(std::vector<mojom::MenuItemPtr> menu_items,
mojom::MenuHost* menu_host);
~MojoMenuModel() override;
// ui::MenuModel:
base::WeakPtr<ui::MenuModel> AsWeakPtr() override;
size_t GetItemCount() const override;
ItemType GetTypeAt(size_t index) const override;
ui::MenuSeparatorType GetSeparatorTypeAt(size_t index) const override;
int GetCommandIdAt(size_t index) const override;
std::u16string GetLabelAt(size_t index) const override;
bool IsItemDynamicAt(size_t index) const override;
bool MayHaveMnemonicsAt(size_t index) const override;
bool GetAcceleratorAt(size_t index,
ui::Accelerator* accelerator) const override;
bool IsItemCheckedAt(size_t index) const override;
int GetGroupIdAt(size_t index) const override;
ui::ImageModel GetIconAt(size_t index) const override;
ui::ButtonMenuItemModel* GetButtonMenuItemAt(size_t index) const override;
bool IsEnabledAt(size_t index) const override;
bool IsVisibleAt(size_t index) const override;
bool IsAlertedAt(size_t index) const override;
bool IsNewFeatureAt(size_t index) const override;
MojoMenuModel* GetSubmenuModelAt(size_t index) const override;
void ActivatedAt(size_t index) override;
void ActivatedAt(size_t index, int event_flags) override;
private:
mojom::MenuItemCommonFields* GetCommonFieldsAt(size_t index) const;
std::vector<mojom::MenuItemPtr> menu_items_;
raw_ptr<mojom::MenuHost> menu_host_;
// MenuModel instances for sub-menus. Created on demand when GetSubmenuModelAt
// is called.
mutable std::vector<std::unique_ptr<MojoMenuModel>> submenus_;
base::WeakPtrFactory<MojoMenuModel> weak_ptr_factory_{this};
};
} // namespace remote_cocoa
#endif // COMPONENTS_REMOTE_COCOA_APP_SHIM_MOJO_MENU_MODEL_H_
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