protected void btnSetColumnWidth_Click(object sender, EventArgs e)
{
if (Page.IsValid)
{
// ExStart:SetColumnWidth
// Get column index entered by user
int columnIndex = Convert.ToInt16(txtColumnIndex.Text.Trim());
// Get column width entered by user
int columnWidth = Convert.ToInt16(txtColumnWidth.Text.Trim());
// Accessing the cells collection of the worksheet that is currently active
GridCells cells = GridWeb1.WorkSheets[GridWeb1.ActiveSheetIndex].Cells;
// Resize column at specified index to specified width
cells.SetColumnWidth(columnIndex, columnWidth);
// ExEnd:SetColumnWidth
}
}