/// <summary>
/// 是否此实验已经预约过。
/// </summary>
/// <param name="student"></param>
/// <param name="package"></param>
/// <returns></returns>
protected bool IsBooked(StudentInfo student, CoursePackage package)
{
PackageBookInfo info = LabDB.PackageBookInfo.FirstOrDefault(d => d.StudentInfo == student && d.PackageArrange.CoursePackage == package);
if (info != null)
return true;
else return false;
}
private void detach_CoursePackage(CoursePackage entity)
{
this.SendPropertyChanging();
entity.TeacherInfo = null;
}
partial void DeleteCoursePackage(CoursePackage instance);
partial void UpdateCoursePackage(CoursePackage instance);
partial void InsertCoursePackage(CoursePackage instance);
private void attach_CoursePackage(CoursePackage entity)
{
this.SendPropertyChanging();
entity.ExperimentInfo = this;
}