private void btnAddStudent_Click(object sender, EventArgs e)
{
//añadir nuevo estudiante
STUDENT student = new STUDENT();
string fname = textBoxFname.Text;
string lname = textBoxLname.Text;
DateTime bdate = dateTimePicker1.Value;
string phone = maskedTextBoxPhone.Text;
string address = textBoxAddress.Text;
string gender = "Male";
if (radioButtonFemale.Checked)
{
gender = "Female";
}
MemoryStream pic = new MemoryStream();
//la edad del estudiante debe ser entre 10 y 100
int born_year = dateTimePicker1.Value.Year;
int this_year = DateTime.Now.Year;
if ((this_year - born_year) < 10)
{
MessageBox.Show("The student age most be over 10", "Invalid birthdate", MessageBoxButtons.OK);
}
else if ((this_year - born_year) >= 100)
{
MessageBox.Show("The student age most be below 100", "Invalid birthdate", MessageBoxButtons.OK);
}
else if (verifyData())
{
pictureBoxStudent.Image.Save(pic, pictureBoxStudent.Image.RawFormat);
if (student.insertStudent(fname, lname, bdate, phone, gender, address, pic))
{
MessageBox.Show("New Student Added", "Add Student", MessageBoxButtons.OK, MessageBoxIcon.Information);
}
else
{
MessageBox.Show("Error", "Add Student", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}
else
{
MessageBox.Show("Empty Fields", "Add Student", MessageBoxButtons.OK, MessageBoxIcon.Exclamation);
}
}
private void StaticsForm_Load(object sender, EventArgs e)
{
//colores del panel
panTotalColor = panelTotal.BackColor;
panMaleColor = panelMale.BackColor;
panFemaleColor = panelFemale.BackColor;
//desplegar los valores
STUDENT student = new STUDENT();
double totalStudents = Convert.ToDouble(student.TotalStudents());
double totalMaleStudent = Convert.ToDouble(student.TotalMaleStudents());
double totalFemaleStudent = Convert.ToDouble(student.TotalFemaleStudents());
//contar % de estudiantes
double malePercentage = totalMaleStudent * 100 / totalStudents;
double femalePercentage = totalFemaleStudent * 100 / totalStudents;
labelTotal.Text = "Total Students: " + totalStudents.ToString();
labelMale.Text = "Male: " + malePercentage.ToString("0.00") + "%";
labelFemale.Text = "Female:" + femalePercentage.ToString("0.00") + "%";
}