private void button_Click(object sender, RoutedEventArgs e)
{
string nameText = this.textBox1.Text;
string schoolText = this.textBox.Text;
// school変数に学校名を設定
School school = new School();
school.Name = schoolText;
// データベースにschoolを登録
this.context.School.InsertOnSubmit(school);
this.context.SubmitChanges();
// student変数に氏名を設定
Student student = new Student();
student.Name = nameText;
student.SchoolId = school.Id;
// データベースにstudentを登録
this.context.Student.InsertOnSubmit(student);
this.context.SubmitChanges();
// 画面表示用コレクションにschoolを登録
this.observableStudent.Add(student);
this.dataGrid.ItemsSource = this.observableStudent;
}
//List<Student> _stulist;
public MainWindow()
{
InitializeComponent();
_stu = new Student() { Name = "qhk" };
//Binding binding = new Binding();
//binding.Source = _stu;
//binding.Path = new PropertyPath("Name");
//BindingOperations.SetBinding(textBoxName, TextBox.TextProperty, binding);
textBoxName.SetBinding(TextBox.TextProperty, new Binding("Name.Length"){Source = _stu, Mode=BindingMode.OneWay});
_stulist = new ObservableCollection<Student>()
//_stulist = new List<Student>()
{
new Student() {Name="Tim0", Age = 20, Id = 0},
new Student() {Name="Tim1", Age = 21, Id = 1},
new Student() {Name="Tim2", Age = 22, Id = 2},
new Student() {Name="Tim3", Age = 23, Id = 3},
};
lbStudents.ItemsSource = _stulist;
//lbStudents.DisplayMemberPath = "Name";
//lbStudents.ItemTemplate = new DataTemplate(
tbStuId.SetBinding(TextBox.TextProperty, new Binding("SelectedItem.Id") { Source = lbStudents,Mode=BindingMode.TwoWay });
}
partial void DeleteStudent(Student instance);
partial void UpdateStudent(Student instance);
partial void InsertStudent(Student instance);
private void detach_Student(Student entity)
{
this.SendPropertyChanging();
entity.School = null;
}
private void attach_Student(Student entity)
{
this.SendPropertyChanging();
entity.School = this;
}