IRowEditor.cpp

#include <string>
#include <vector>
#include <utility>

template <typename T>
class IRowEditor
{
public:
    virtual ~IRowEditor() { }
    virtual std::wstring Get(T& item, int nColumn) = 0;
    virtual void Set(T& item, int nColumn, std::wstring& value) = 0;
    virtual void Set(T& item, int nColumn, std::wstring&& value) = 0;
};

class CItem
{
public:
    int nId;
    std::wstring szName;
};

class CItemEditor : public IRowEditor<CItem>
{
public:
	std::wstring Get(CItem& item, int nColumn)
    {
		switch (nColumn)
		{
			case 0: return std::to_wstring(item.nId);
			case 1: return item.szName;
			case 2: return L"TEST2";
			case 3: return L"TEST3";
			case 4: return L"TEST4";
			case 5: return L"TEST5";
			case 6: return L"TEST6";
			case 7: return L"TEST7";
		}
		return L"??";
    }
    void Set(CItem& item, int nColumn, std::wstring& value)
    {
		switch (nColumn)
		{
			case 0: item.nId = std::stoi(value);
			case 1: item.szName = value;
			case 2: break;
			case 3: break;
			case 4: break;
			case 5: break;
			case 6: break;
			case 7: break;
		}
    }
    void Set(CItem& item, int nColumn, std::wstring&& value)
    {
        Set(item,  nColumn, std::move(value));
    }
};

template <typename T>
class ItemsList
{
public:
    IRowEditor<T>* editor;
    std::vector<T>* m_Items;
};

int main()
{
    std::vector<CItem> m_Items;
    CItem item;
    m_Items.emplace_back(item);

    CItemEditor editor;

    ItemsList<CItem> list;
    list.editor = &editor;

    editor.Set(m_Items[0], 0, L"10");
}