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// 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 UI_VIEWS_CONTROLS_COMBOBOX_COMBOBOX_MENU_MODEL_H_
#define UI_VIEWS_CONTROLS_COMBOBOX_COMBOBOX_MENU_MODEL_H_
#include "base/i18n/rtl.h"
#include "base/memory/weak_ptr.h"
#include "ui/base/models/combobox_model.h"
#include "ui/base/models/image_model.h"
#include "ui/base/models/menu_model.h"
#include "ui/views/controls/combobox/combobox.h"
#include "ui/views/controls/menu/menu_config.h"
// Adapts a ui::ComboboxModel to a ui::MenuModel.
class VIEWS_EXPORT ComboboxMenuModel final : public ui::MenuModel {
public:
ComboboxMenuModel(views::Combobox* owner, ui::ComboboxModel* model);
ComboboxMenuModel(const ComboboxMenuModel&) = delete;
ComboboxMenuModel& operator&(const ComboboxMenuModel&) = delete;
~ComboboxMenuModel() override;
std::optional<ui::ColorId> GetForegroundColorId(size_t index) override;
std::optional<ui::ColorId> GetSubmenuBackgroundColorId(size_t index) override;
std::optional<ui::ColorId> GetSelectedBackgroundColorId(
size_t index) override;
void SetForegroundColorId(std::optional<ui::ColorId> foreground_color) {
foreground_color_id_ = foreground_color;
}
void SetSubmenuBackgroundColorId(
std::optional<ui::ColorId> background_color) {
submenu_background_color_id_ = background_color;
}
void SetSelectedBackgroundColorId(std::optional<ui::ColorId> selected_color) {
selected_background_color_id_ = selected_color;
}
protected:
ui::ComboboxModel* GetModel() const { return model_; }
const gfx::FontList* GetLabelFontListAt(size_t index) const override;
private:
bool UseCheckmarks() const;
// ui::MenuModel:
base::WeakPtr<ui::MenuModel> AsWeakPtr() override;
size_t GetItemCount() const override;
ui::MenuModel::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;
std::u16string GetSecondaryLabelAt(size_t index) const override;
bool IsItemDynamicAt(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;
void ActivatedAt(size_t index) override;
void ActivatedAt(size_t index, int event_flags) override;
ui::MenuModel* GetSubmenuModelAt(size_t index) const override;
std::optional<ui::ColorId> foreground_color_id_;
std::optional<ui::ColorId> submenu_background_color_id_;
std::optional<ui::ColorId> selected_background_color_id_;
raw_ptr<views::Combobox> owner_; // Weak. Owns this.
raw_ptr<ui::ComboboxModel> model_; // Weak.
base::WeakPtrFactory<ComboboxMenuModel> weak_ptr_factory_{this};
};
#endif // UI_VIEWS_CONTROLS_COMBOBOX_COMBOBOX_MENU_MODEL_H_
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