AI_Project_3.MainPage.MajorButton1_Click C# (CSharp) Метод

        private void MajorButton1_Click(object sender, RoutedEventArgs e)
        {
            majorinit.listOfAddedMajors.RemoveAt(0);
            if (majorinit.listOfAddedMajors.Count > 0)
            {
                this.MajorButton1.Content = "[X]  " + majorinit.listOfAddedMajors[0];
                this.MajorButton1.Visibility = Visibility.Visible;
            }
            else
                this.MajorButton1.Visibility = Visibility.Collapsed;

            this.MajorButton2.Visibility = Visibility.Collapsed;
        }