private void fillLetterGrid()
{
int groupId = int.Parse(gridLetterGroup.SelectedCells[0].OwningRow.Cells[LetterGroupEntity.FIELD_ID].Value.ToString());
LetterEntity entity;
entity = _letterBL.getByGroupId(groupId);
System.Collections.Hashtable hash = new Hashtable();
_gridTools.bindDataToGrid(letterGrid, entity, null, hash);
}
private void fillGrid()
{
LetterEntity entity;
entity = _letterBL.getByGroupId(_groupId);
System.Collections.Hashtable hash = new Hashtable();
_gridTools.bindDataToGrid(dataGridView1, entity, null, hash);
}