WGProxyModel::WGProxyModel(QObject *parent) : QAbstractProxyModel(parent), mIndexOfColumn(0)
{

}

void WGProxyModel::chageIndexColumn(int index)
{
    mIndexOfColumn = index;
    emit changeImage(mIndexOfColumn);
    emit dataChanged(sourceModel()->index(0, 0), sourceModel()->index(14, mIndexOfColumn));
}

QModelIndex WGProxyModel::index(int row, int column, const QModelIndex &parent) const
{
    return createIndex(row, mIndexOfColumn );
}

QModelIndex WGProxyModel::parent(const QModelIndex &child) const
{
    return QModelIndex();
}

int WGProxyModel::rowCount(const QModelIndex &parent) const
{
    return sourceModel()->rowCount() - 3;
}

int WGProxyModel::columnCount(const QModelIndex &parent) const
{
    return 1;
}

QModelIndex WGProxyModel::mapToSource(const QModelIndex &proxyIndex) const
{
    return sourceModel()->index(proxyIndex.row(),proxyIndex.column());
}

QModelIndex WGProxyModel::mapFromSource(const QModelIndex &sourceIndex) const
{
    return sourceIndex;//sourceModel()->index(sourceIndex.row(),sourceIndex.column());
}

bool WGProxyModel::setData(const QModelIndex &index, const QVariant &value, int role)
{
    if(index.isValid() && role == Qt::EditRole)
    {
        sourceModel()->setData(index, value, role);
    }
    return false;
}

Qt::ItemFlags WGProxyModel::flags(const QModelIndex &index) const
{
    Qt::ItemFlags flags = QAbstractProxyModel::flags(index);
    return index.isValid() ? (flags | Qt::ItemIsEditable) : flags;
}