Remplir un tableau excel

public void Write(string Value)
{
    if (!this.m_EndOfStream)
    {
        // Renseigner le contenu de la cellule :
        ((Range)this.m_Worksheet.Cells[this.m_RowIndex, this.m_ColumnIndex]).Value2 = Value;

        // Avancer le lecteur :
        if (this.m_ColumnIndex == this.m_ColumnCount)
        {
            if (this.m_RowIndex < this.m_RowCount)
            {
                this.m_RowIndex++;
                this.m_ColumnIndex = 1;
            }
            else
            {
                this.m_EndOfStream = true;
            }
        }
        else
        {
            this.m_ColumnIndex++;
        }
    }
    else
    {
        throw new EndOfStreamException();
    }
}