private void cmdExport(object sender, RoutedEventArgs e)
{
DataTable dt = new DataTable();
dt = ExcelMain.grid_To_DataTable(GridView);
ExcelMain.grid_To_DataTable(GridView);
ExcelMain.ToExcel("test.xls", dt, "sheet1");
// ExcelMain.ToExcel("test.xls", dt,"sheet1");
}
static DataHandler()
{
Timer = new Timer(TimeSpan.FromMinutes(30).TotalMilliseconds);
Timer.Elapsed += Timer_Elapsed;
if (Program.LoadExcel)
{
ExcelMain.LoadExcelData();
}
Task.Run(LoadData).ContinueWith(_ => NewData?.Invoke(default, EventArgs.Empty)).ContinueWith(_ => Timer_Elapsed(null, null));