private void AddNewStudentToDB(object obj)
{
var childWindow = new EditStudentWindow() { DataContext = this, Title="Add new Student"};
CloseCommand = new Action(() => childWindow.Close());
StudentName = null;
StudentLastName = null;
StudentEmail = null;
StudentBirthdate = new DateTime(2000, 01, 01);
StudentPhoto = null;
//StudentPhoto = new BitmapImage(new Uri("bin/Debug/no_img.jpg", UriKind.Relative));
ButtonName = "Add";
SaveButton = new Command<object>(AddStudent,
(s)=>!string.IsNullOrWhiteSpace(StudentName)
&& !string.IsNullOrWhiteSpace(StudentLastName) && StudentBirthdate!=null);
childWindow.ShowDialog();
}
private void EditStudentFromDB(University_Student obj)
{
var childWindow = new EditStudentWindow() { DataContext = this, Title="Edit Student" };
CloseCommand = new Action(() => childWindow.Close());
StudentName = obj.First_Name;
StudentLastName = obj.Last_Name;
StudentEmail = obj.Email;
StudentBirthdate = obj.Birthday;
if (obj.Photo == null)
StudentPhoto = null;
else
StudentPhoto = ByteToImage(obj.Photo);
ButtonName = "Edit";
SaveButton = new Command<object>(UpdateStudent,
(s)=>!string.IsNullOrWhiteSpace(StudentName)
&& !string.IsNullOrWhiteSpace(StudentLastName)&& StudentBirthdate!=null);
childWindow.ShowDialog();
}