if (e.RowHandle >= 0)
{
if (e.Column.Caption == "Pazar") { e.Appearance.BackColor = Color.AliceBlue; e.Appearance.ForeColor = Color.Black; }
if (e.Column.Caption == "Cumartesi") { e.Appearance.BackColor = Color.AliceBlue; e.Appearance.ForeColor = Color.Black; }
//if (GridViewPersonelPuantaj.IsCellSelected(e.RowHandl e,e.Column)){}
}

if (e.Column.Caption == "Pazartesi" || e.Column.Caption == "Salı" ||...

Gridview Seçili Hücrelerin Renklendiirlmesi