private void Spisok_LB_SelectedValueChanged(object sender, EventArgs e)
{
if (Spisok_LB.SelectedItem != null)
{
Schoolboy SchoolboyDB = Spisok_LB.SelectedItem as Schoolboy;
if (SchoolboyDB != null)
{
Averagerating_TB.Text = SchoolboyDB.Averagerating.ToString();
Age_TB.Text = SchoolboyDB.Age.ToString();
Name_TB.Text = SchoolboyDB.Name;
Surname_TB.Text = SchoolboyDB.Surname;
Middlename_TB.Text = SchoolboyDB.Middlename;
Class_TB.Text = SchoolboyDB.Class.ToString();
Ranked_TB.Text = SchoolboyDB.Ranked.ToString();
}
StateButton(true);
}
else
{
Averagerating_TB.Clear();
Age_TB.Clear();
Name_TB.Clear();
Surname_TB.Clear();
Middlename_TB.Clear();
Class_TB.Clear();
Ranked_TB.Clear();
StateButton(false);
}
}
private void Modification_FormClosing(object sender, FormClosingEventArgs e)
{
if (DialogResult == DialogResult.OK)
{
try
{
if (Averagerating_TB.Text.Trim() == "")
{
Averagerating_TB.Focus();
throw new Exception("Средняя оценка должна содержать значение");
}
if (Age_TB.Text.Trim() == "")
{
Age_TB.Focus();
throw new Exception("Введите возраст");
}
String Name = Name_TB.Text.Trim();
if (String.IsNullOrWhiteSpace(Name))
{
throw new Exception("Введите имя");
}
String Surname = Surname_TB.Text.Trim();
if (String.IsNullOrWhiteSpace(Surname))
{
throw new Exception("Введите фамилию");
}
String Middlename = Middlename_TB.Text.Trim();
if (String.IsNullOrWhiteSpace(Middlename))
{
throw new Exception("Введите отчество");
}
if (Class_TB.Text.Trim() == "")
{
Class_TB.Focus();
throw new Exception("Введите класс");
}
int c = Convert.ToInt32(Class_TB.Text);
if (c < 1 || c > 11)
{
Class_TB.Focus();
throw new Exception("Номер класса должнен находиться в диапазоне от 1 до 11");
}
if (Ranked_TB.Text.Trim() == "")
{
Ranked_TB.Focus();
throw new Exception("Введите занятое место");
}
int r = Convert.ToInt32(Ranked_TB.Text);
if (r < 1 || r > 3)
{
Ranked_TB.Focus();
throw new Exception("Занятое место находиться в диапазоне от 1 до 3");
}
}
catch (FormatException Fex)
{
e.Cancel = true;
MessageBox.Show(Fex.Message, "Внимание", MessageBoxButtons.OK, MessageBoxIcon.Warning);
}
catch (Exception ex)
{
e.Cancel = true;
MessageBox.Show(ex.Message, "Внимание", MessageBoxButtons.OK, MessageBoxIcon.Warning);
}
}
}