private void _F_RemoveClassInfo(ClassInfoViewModel classInfo)
{
var list = (from item in _EFDataContext.relations where item.ClassId == classInfo.ID select item).ToList();
//删除与班级对应的学生-班级关系记录
foreach (var relation in list)
{
_RelationShipDal.Remove(relation);
}
_ClassInfoDal.Remove(classInfo.ClassInfo);
_RelationShipDal.Save();
ClassList.Remove(classInfo);
//RefreshData();
}
private void _F_ModifyClassInfo(ClassInfoViewModel classInfo)
{
var cInstatnce = ServiceLocator.Current.GetInstance <ClassModifyViewModel>();
cInstatnce.OriginalClass = classInfo.ClassInfo;
cInstatnce.SelectModel = false;
cInstatnce.GradeEditable = false;
cInstatnce.Title = "修改班级信息";
ClassInfoWindow ciw = new ClassInfoWindow();
ciw.ShowDialog();
if (ciw.DialogResult == true)
{
_ClassInfoDal.Update(cInstatnce.OriginalClass);
_ClassInfoDal.Save();
classInfo.Update(cInstatnce.OriginalClass);
//ClassList.OrderBy(a => a.Grade).ThenBy(b => b.Name);
}
var tStudent = StudentList.Where(s => s.ClassInfo.ID == cInstatnce.OriginalClass.ID).FirstOrDefault();
tStudent?.UpdateClassInfo();
}