private void simpleButton1_Click(object sender, EventArgs e) { using (frmResouceScheduling frm = new frmResouceScheduling()) { frm.ResourceSchedulingBEList = list; if (frm.ShowDialog() == System.Windows.Forms.DialogResult.OK) { list.Add(frm.SchedulerShift); schedulerShiftBindingSource.DataSource = list; gridControl1.RefreshDataSource(); } } //bool x = _ResourceScheduling.Date_IsContained(dateEdit1.DateTime); }