private void FetchRows()
{
// Fetch rows from provider
_rows.Clear();
if (RowNeeded != null)
{
for (long i = _firstDisplayedRowIndex; i < _firstDisplayedRowIndex + _pageSize && i < _rowsCount; i++)
{
FastGridRow row = new FastGridRow(this);
row.Cells = new FastGridCell[_columns.Count];
for (int k = 0; k < _columns.Count; k++)
{
if (_columns[k].ColumnType == FastGridColumnType.Text)
{
row.Cells[k] = new FastGridCell(this);
}
else if (_columns[k].ColumnType == FastGridColumnType.CheckBox)
{
row.Cells[k] = new FastGridCheckBoxCell(this);
}
else
{
throw new InvalidOperationException();
}
}
RowNeededEventArgs ev = new RowNeededEventArgs(i, row);
RowNeeded(this, ev);
_rows.Add(row);
} // for
}
}
public RowNeededEventArgs(long index, FastGridRow row)
{
_row = row;
_index = index;
}