AsterixDisplayAnalyser.FrmAstxRecFrwdForm.UpdateForwardingCheckBoxes C# (CSharp) Метод

        private void UpdateForwardingCheckBoxes()
        {
            this.checkBoxF1.Enabled = false;
            this.checkBoxF2.Enabled = false;
            this.checkBoxF3.Enabled = false;
            this.checkBoxF4.Enabled = false;
            this.checkBoxF5.Enabled = false;
            this.checkBoxF6.Enabled = false;
            this.checkBoxF7.Enabled = false;
            this.checkBoxF8.Enabled = false;
            this.checkBoxF9.Enabled = false;
            this.checkBoxF10.Enabled = false;

            for (int I = 0; I < this.checkedListBoxRecordingName.Items.Count; I++)
            {
                switch (I)
                {
                    case 0:
                        if ((string)listBoxForwardingInterface.Items[0] != "None")
                            this.checkBoxF1.Enabled = true;
                        break;
                    case 1:
                        if ((string)listBoxForwardingInterface.Items[1] != "None")
                            this.checkBoxF2.Enabled = true;
                        break;
                    case 2:
                        if ((string)listBoxForwardingInterface.Items[2] != "None")
                            this.checkBoxF3.Enabled = true;
                        break;
                    case 3:
                        if ((string)listBoxForwardingInterface.Items[3] != "None")
                            this.checkBoxF4.Enabled = true;
                        break;
                    case 4:
                        if ((string)listBoxForwardingInterface.Items[4] != "None")
                            this.checkBoxF5.Enabled = true;
                        break;
                    case 5:
                        if ((string)listBoxForwardingInterface.Items[5] != "None")
                            this.checkBoxF6.Enabled = true;
                        break;
                    case 6:
                        if ((string)listBoxForwardingInterface.Items[6] != "None")
                            this.checkBoxF7.Enabled = true;
                        break;
                    case 7:
                        if ((string)listBoxForwardingInterface.Items[7] != "None")
                            this.checkBoxF8.Enabled = true;
                        break;
                    case 8:
                        if ((string)listBoxForwardingInterface.Items[8] != "None")
                            this.checkBoxF9.Enabled = true;
                        break;
                    case 9:
                        if ((string)listBoxForwardingInterface.Items[9] != "None")
                            this.checkBoxF10.Enabled = true;
                        break;
                }

            }
        }