//####################################CLASS SubjectSearchOnTextBoxListStudentLoading EVENTS####################################
        //event is raised when the class is loaded
        protected override void ClassLoad(object sender, EventArgs e)
        {
            this.txtSearch.Text = _queryString;

            this.SetDataGridViewSource(_teacherLoadingManager.SelectByDateStartEndScheduleInformationDetails(_userInfo, _queryString, _dateStart, _dateEnd));

            base.ClassLoad(sender, e);

            this.dgvList.ReadOnly = false;
        }//----------------------------