public static void AddStyles(List <GridCellsAppearance> viewSettings) { DataGridViewCellStyle headersAndfooters = Decorator.MakeStyle(Color.White, Color.FromArgb(blue: 64, red: 64, green: 64)); DataGridViewCellStyle gray = Decorator.MakeStyle(Color.Black, Color.LightGray); DataGridViewCellStyle white = Decorator.MakeStyle(Color.Black, Color.White); viewSettings.Add(new GridCellsAppearance { name = "Standart", colorize = delegate { return(white); }, styleHeader = headersAndfooters, styleFooter = headersAndfooters }); viewSettings.Add(new GridCellsAppearance { name = "Zebra", colorize = delegate(int x, int y) { if (y % 2 == 0) { return(gray); } return(white); }, styleHeader = headersAndfooters, styleFooter = headersAndfooters }); viewSettings.Add(new GridCellsAppearance { name = "Chess", colorize = delegate(int x, int y) { if (y % 2 == x % 2) { return(gray); } return(white); }, styleHeader = headersAndfooters, styleFooter = headersAndfooters }); // Color mode List <DataGridViewCellStyle> colors = new List <DataGridViewCellStyle> { Decorator.MakeStyle(Color.Black, Color.CornflowerBlue), Decorator.MakeStyle(Color.Black, Color.Cyan), Decorator.MakeStyle(Color.Black, Color.Chartreuse), Decorator.MakeStyle(Color.Black, Color.Orange), Decorator.MakeStyle(Color.Black, Color.HotPink), }; int rowsPerColor = 4; viewSettings.Add(new GridCellsAppearance { name = "RAINBOW", colorize = (x, y) => colors[y / rowsPerColor % colors.Count], styleHeader = headersAndfooters, styleFooter = headersAndfooters, gridColor = Color.Azure }); DataGridViewCellStyle anotherFont = Decorator.MakeStyle(Color.DarkRed, Color.White, new Font("Comic Sans MS", 12f, FontStyle.Bold)); DataGridViewCellStyle anotherFont2 = Decorator.MakeStyle(Color.DarkMagenta, Color.White, new Font("Arial Black", 9f, FontStyle.Bold)); viewSettings.Add(new GridCellsAppearance { name = "Random Fonts", colorize = delegate { if (Decorator.Chance(10)) { return(anotherFont); // 10% chance } if (Decorator.Chance(10)) { return(anotherFont2); // 10% chance } return(white); }, styleHeader = headersAndfooters, styleFooter = headersAndfooters }); }