private void btnSave_Click(object sender, EventArgs e) { Assign assign = new Assign(); assign.StartDate = startDatePicker.Text; assign.EndDate = endDatePicker.Text; assign.StartTime = txtStartTime.Text; assign.EndTime = txtEndTime.Text; AssignmentManager assignMgr = new AssignmentManager(); assignMgr.StoreNewAssignment(assign); AfterTheSave(); Refresh(); }