public CreateZone() { InitializeComponent(); panel1.BackColor = Color.White; panel1.Click += new EventHandler(this.panelClick); string[] propList = Fonction.getAllColor(); string[] selected = { "Red" }; propList = Fonction.getColorNoSelected(propList, selected); colors = propList; foreach (string c in propList) { comboBox1.Items.Add(c); } }