gcSpreadSheet1.Sheets[0].Cells[1,1].Text = "Last Name";
gcSpreadSheet1.Sheets[0].Cells[1, 2].Text = "Value";
gcSpreadSheet1.Sheets[0].Cells[2, 1].Text = "Smith";
gcSpreadSheet1.Sheets[0].Cells[2, 2].Value = 50;
gcSpreadSheet1.Sheets[0].Cells[3, 1].Text = "Vil";
gcSpreadSheet1.Sheets[0].Cells[3, 2].Value = 10;
gcSpreadSheet1.Sheets[0].Cells[4, 1].Text = "Press";
gcSpreadSheet1.Sheets[0].Cells[4, 2].Value = 78;
GrapeCity.Windows.SpreadSheet.Data.TableStyleInfo tablestyle = new GrapeCity.Windows.SpreadSheet.Data.TableStyleInfo();
tablestyle.Background = new SolidColorBrush(Colors.Red);
tablestyle.BorderBottom = new GrapeCity.Windows.SpreadSheet.Data.BorderLine(System.Windows.Media.Colors.Purple);
tablestyle.BorderTop = new GrapeCity.Windows.SpreadSheet.Data.BorderLine(System.Windows.Media.Colors.DarkGray);
tablestyle.BorderLeft = new GrapeCity.Windows.SpreadSheet.Data.BorderLine(System.Windows.Media.Colors.Red, GrapeCity.Windows.SpreadSheet.Data.BorderLineStyle.Thick);
tablestyle.BorderRight = new GrapeCity.Windows.SpreadSheet.Data.BorderLine(System.Windows.Media.Colors.Red, GrapeCity.Windows.SpreadSheet.Data.BorderLineStyle.Thick);
GrapeCity.Windows.SpreadSheet.Data.TableStyleInfo tablestylerow = new GrapeCity.Windows.SpreadSheet.Data.TableStyleInfo();
tablestylerow.BorderBottom = new GrapeCity.Windows.SpreadSheet.Data.BorderLine(System.Windows.Media.Colors.Red, GrapeCity.Windows.SpreadSheet.Data.BorderLineStyle.Thick);
GrapeCity.Windows.SpreadSheet.Data.TableStyle testtable = new GrapeCity.Windows.SpreadSheet.Data.TableStyle();
testtable.WholeTableStyle = tablestyle;
testtable.HeaderRowStyle = tablestylerow;
//gcSpreadSheet1.Sheets[0].AddTable("Table1", 1, 1, 5, 2);
gcSpreadSheet1.Sheets[0].AddTable("Table1", 1, 1, 5, 2, testtable);
gcSpreadSheet1.Invalidate();