private async void actgrdPreview(object sender, RoutedEventArgs e)
{
tblDocumentCommon xDoc = FViewDataContext.CurrentDocument; //(tblDocumentCommon)((Button)sender).Tag;
await FViewDataContext.SaveAllCangesAsync();
ReportPreview xReportPreview = new ReportPreview();
//xReportPreview.Owner = this;
ReportClass xReport = PrintContext.Instance.GetReport(xDoc);
try
{
xReportPreview.SetReport(xReport);
xReportPreview.Show();
}
finally
{
// xReport.Dispose();
}
}