public StudentRegistrationMainForm()
{
InitializeComponent();
this.Text = "Student Registration using AddUpdate Forms";
context = new StudentRegistrationEntities();
context.Database.Log = (s => Debug.Write(s));
context.SeedDatabase();
context.SaveChanges();
this.Load += (s, e) => StudentRegistratioMainForm_Load();
// set the event handlers for buttons
AddOrUpdateStudent addOrUpdateStudentForm = new AddOrUpdateStudent();
buttonStudent.Click += (s, e) => AddOrUpdateForm <Student>(dataGridViewStudent, addOrUpdateStudentForm);
AddOrUpdateDepartment addOrUpdateDepartmentForm = new AddOrUpdateDepartment();
buttonDepartment.Click += (s, e) => AddOrUpdateForm <Department>(dataGridViewDepartment, addOrUpdateDepartmentForm);
AddOrUpdateCourse addOrUpdateCourseForm = new AddOrUpdateCourse();
buttonCourse.Click += (s, e) => AddOrUpdateForm <Course>(dataGridViewCourse, addOrUpdateCourseForm);
buttonRegister.Click += ButtonRegister_Click;
buttonDrop.Click += ButtonDrop_Click;
}
/// <summary>
/// Method to load all datagridviews and seed the initial database
/// </summary>
private void StudentRegistrationAppMainForm_Load()
{
// using the Unit-of-work context
// seed the database
using (StudentRegistrationEntities context = new StudentRegistrationEntities())
{
context.SeedDatabase();
}
// common setup for datagridview controls
InitializeDataGridView <Student>(dataGridViewStudents, "Courses", "Department");
InitializeDataGridView <Course>(dataGridViewCourses, "Students", "Department");
InitializeDataGridView <Department>(dataGridViewDepartments, "Courses", "Students");
// set up the registration view using a custom method
InitializeRegistrationView(dataGridViewRegistrations);
}
public MainForm()
{
InitializeComponent();
this.Text = "Student Using Add/Update Forms App using EF Code First from DB library";
context = new StudentRegistrationEntities();
context.Database.Log = (s => Debug.Write(s));
context.SeedDatabase();
context.SaveChanges();
this.Load += (s, e) => MainForm_Load();
StudentForm studentForm = new StudentForm();
buttonStudent.Click += (s, e) => AddOrUpdateForm <Student>(dataGridViewStudents, studentForm);
DepartmentForm departmentForm = new DepartmentForm();
buttonDepartment.Click += (s, e) => AddOrUpdateForm <Department>(dataGridViewDepartment, departmentForm);
}