private void addCourseButton_Click(object sender, EventArgs e)
{
int id = 0;
try
{
id = int.Parse(idBox.Text);
}
catch (FormatException ex)
{
MessageBox.Show("La ID no puede ser vacia.", "Error",
MessageBoxButtons.OK, MessageBoxIcon.Error);
return;
}
Course c = controller.findCourseById(id);
if (c != null)
{
MessageBox.Show("Esta ID ya existe, asignele otra!!", "", MessageBoxButtons.OK, MessageBoxIcon.Exclamation);
}
else
{
try
{
controller.addCourse(new Course(id, nameBox.Text, descriptionBox.Text));
this.Close();
}
catch (Exception ex) { MessageBox.Show("Se produjo un error en la creación del nuevo curso: \n \n " + ex, "", MessageBoxButtons.OK, MessageBoxIcon.Error); }
}
}
private void aceptarBtn_Click(object sender, EventArgs e)
{
int id;
if (Int32.TryParse(IdTextBox.Text, out id))
{
IdErrorLabel.Visible = false;
String nombre = nombreTextBox.Text;
String descripcion = descripcionRichTextBox.Text;
Course curso = new Course(id, nombre, descripcion);
try
{
businessControl.addCourse(curso);
}
catch (BusinessLogicException ex)
{
DialogResult answer = MessageBox.Show(this, ex.Message, "Error",
MessageBoxButtons.OK,
MessageBoxIcon.Error
);
}
DialogResult exito = MessageBox.Show(this, "Agregado con exito", "Exito",
MessageBoxButtons.OK,
MessageBoxIcon.Asterisk
);
}
else
{
IdErrorLabel.Visible = true;
}
}
private void resetDbButton_Click(object sender, EventArgs e)
{
controller = BusinessController.getBusinessController();
controller.removeAllData();
// poblar la base de datos
try
{
int i = 0;
controller.addCourse(new Course(i++, "Inglés I", "Inglés básico"));
controller.addCourse(new Course(i++, "Francés I", "Francés básico"));
controller.addCourse(new Course(i++, "Alemán I", "Alemán básico"));
controller.addCourse(new Course(i++, "Inglés II", "Inglés intermedio"));
controller.addCourse(new Course(i++, "Inglés III", "Inglés avanzado"));
controller.addCourse(new Course(i++, "Contabilidad", "Contabilidad"));
controller.addStudent(new Student("87855022J", "Paulette Villagómez Negrete",
"Ventanilla de Beas, 97", 27860, "978321645"));
controller.addStudent(new Student("25427728D", "Otoniel Montano Bernal",
"Reyes Católicos, 22", 11130, "159482637"));
controller.addStudent(new Student("86142742Z", "Neiber Munguia Saldana",
"Padre Caro, 85", 13740, "246835719"));
controller.addTeacher(new Teacher("26341722Y", "Juan García Ramírez",
"Calle Rosa de los Vientos, 84", 11350, "999123456"));
controller.addTeacher(new Teacher("86272838E", "Felicia Vera Aguayo",
"Cartagena, 43", 30500, "133244689"));
}
catch (BusinessLogicException ex)
{
MessageBox.Show(ex.Message, ex.Message, MessageBoxButtons.OK, MessageBoxIcon.Error);
}
MessageBox.Show("Base de datos reseteada.");
}
void addCourses()
{
Console.WriteLine();
Console.WriteLine("ADDING COURSES ...");
for (int courseId = 1; courseId <= 10; courseId++)
{
Console.Write("Adding Course " + courseId + " - ");
try
{
controller.addCourse(new Course(courseId, "Course-Name-" + courseId, "Course-Description-" + courseId));
Console.WriteLine("OK");
}
catch (BusinessLogicException e)
{
printError(e.Message);
}
}
}