protected void btnAddListValidation_Click(object sender, EventArgs e)
{
// ExStart:AddListValidation
// Accessing the cells collection of the worksheet that is currently active
GridWorksheet sheet = GridWeb1.WorkSheets[GridWeb1.ActiveSheetIndex];
// Access "B1" cell and add some text
GridCell cell = sheet.Cells[0, 1];
cell.PutValue("Select Course:");
// Accessing "C1" cell
cell = sheet.Cells[0, 2];
// Creating List validation for the "C1" cell
var validation = cell.CreateValidation(GridValidationType.List, true);
// Adding values to List validation
var values = new System.Collections.Specialized.StringCollection();
values.Add("Fortran");
values.Add("Pascal");
values.Add("C++");
values.Add("Visual Basic");
values.Add("Java");
values.Add("C#");
validation.ValueList = values;
// ExEnd:AddListValidation
}
}