HOA4??

FARAH FRESNIDO HOA4

TO DO LIST !:
* work on design frame on that comp
* do groupbox control
* change messagebox to label 3 & put formula there !
* click on button1 first before copy pasting codes
* why doesnt it work when not both fields are filled up ? work on that.

 public partial class MainWindow : Window
    {
        public MainWindow()
        {
            InitializeComponent();
        }


        private void Button1_Click(object sender, RoutedEventArgs e)
        {
            double weight = double.Parse(Textbox1.Text);
            double height = double.Parse(Textbox2.Text);

            if ((Textbox1.Text == "" || Textbox2.Text == "") || (Textbox1.Text == "" && Textbox2.Text == ""))
            {
                MessageBox.Show("Error: Don't leave anything blank.");
            }
            else if (Textbox1.Text != "" && Textbox2.Text != "")
            {
                double BMI = (weight * 0.45) / ((height * 0.025) * (height * 0.025));
                MessageBox.Show("BMI: " + BMI);

                Textbox1.Text = "";
                Textbox2.Text = "";
            }
        }

        private void Button1a_Click(object sender, RoutedEventArgs e)
        {
            double start = double.Parse(Textbox1a.Text);
            double end = double.Parse(Textbox2a.Text);

            if ((Textbox1a.Text == "" || Textbox2a.Text == "") || (Textbox1a.Text == "" && Textbox2a.Text == ""))
            {
                MessageBox.Show("Error: Don't leave anything blank.");
            }
            else if (Textbox1a.Text != "" && Textbox2a.Text != "")
            {
                if (end < start)
                {
                    MessageBox.Show("Error: Starting value has to be less than the ending value.");
                }
                else if (end > start)
                {
                    double n = end - start + 1;
                    double sum = n * ((end + start) / 2);

                    MessageBox.Show("Sum: " + sum);

                    Textbox1a.Text = "";
                    Textbox2a.Text = "";
                }
            }
        }
    }