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// Copyright 2013 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 UI_APP_LIST_APP_LIST_FOLDER_ITEM_H_
#define UI_APP_LIST_APP_LIST_FOLDER_ITEM_H_
#include <string>
#include <vector>
#include "ui/app_list/app_list_export.h"
#include "ui/app_list/app_list_item_list_observer.h"
#include "ui/app_list/app_list_item_model.h"
#include "ui/app_list/app_list_item_model_observer.h"
namespace app_list {
class AppListItemList;
// AppListFolderItem implements the model/controller for folders.
class APP_LIST_EXPORT AppListFolderItem : public AppListItemModel,
public AppListItemListObserver,
public AppListItemModelObserver {
public:
explicit AppListFolderItem(const std::string& id);
virtual ~AppListFolderItem();
// Updates the folder's icon.
void UpdateIcon();
AppListItemList* item_list() { return item_list_.get(); }
static const char kAppType[];
private:
// AppListItemModel
virtual void Activate(int event_flags) OVERRIDE;
virtual const char* GetAppType() const OVERRIDE;
virtual ui::MenuModel* GetContextMenuModel() OVERRIDE;
// AppListItemModelObserver
virtual void ItemIconChanged() OVERRIDE;
virtual void ItemTitleChanged() OVERRIDE;
virtual void ItemHighlightedChanged() OVERRIDE;
virtual void ItemIsInstallingChanged() OVERRIDE;
virtual void ItemPercentDownloadedChanged() OVERRIDE;
// AppListItemListObserver
virtual void OnListItemAdded(size_t index, AppListItemModel* item) OVERRIDE;
virtual void OnListItemRemoved(size_t index,
AppListItemModel* item) OVERRIDE;;
virtual void OnListItemMoved(size_t from_index,
size_t to_index,
AppListItemModel* item) OVERRIDE;
void UpdateTopItems();
scoped_ptr<AppListItemList> item_list_;
// Top items for generating folder icon.
std::vector<AppListItemModel*> top_items_;
DISALLOW_COPY_AND_ASSIGN(AppListFolderItem);
};
} // namespace app_list
#endif // UI_APP_LIST_APP_LIST_FOLDER_ITEM_H_
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