flatitemsmodeltypedbase.h

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/**********************************************************************
 * LeechCraft - modular cross-platform feature rich internet client.
 * Copyright (C) 2006-2014  Georg Rudoy
 *
 * Distributed under the Boost Software License, Version 1.0.
 * (See accompanying file LICENSE or copy at https://www.boost.org/LICENSE_1_0.txt)
 **********************************************************************/
 
#pragma once
 
#include "flatitemsmodelbase.h"
 
namespace LC::Util
{
    template<typename T>
    class FlatItemsModelTypedBase : public FlatItemsModelBase
    {
    protected:
        QVector<T> Items_;
    public:
        using FlatItemsModelBase::FlatItemsModelBase;
 
        void SetItems (QVector<T> items)
        {
            beginResetModel ();
            Items_ = std::move (items);
            endResetModel ();
        }
 
        const QVector<T>& GetItems () const
        {
            return Items_;
        }
 
        void AddItem (const T& item)
        {
            beginInsertRows ({}, Items_.size (), Items_.size ());
            Items_.push_back (item);
            endInsertRows ();
        }
 
        void SetItem (int idx, const T& item)
        {
            Items_ [idx] = item;
            emit dataChanged (index (idx, 0),
                    index (idx, columnCount ({}) - 1));
        }
 
        template<typename F>
        void EditItem (int idx, F&& editor)
        {
            std::invoke (std::forward<F> (editor), Items_ [idx]);
            emit dataChanged (index (idx, 0),
                    index (idx, columnCount ({}) - 1));
        }
 
        void RemoveItem (int idx)
        {
            beginRemoveRows ({}, idx, idx);
            Items_.removeAt (idx);
            endRemoveRows ();
        }
    protected:
        int GetItemsCount () const override
        {
            return Items_.size ();
        }
    };
}