// -- Consturctor, 需實作所有ICommand
public GetOrder_ViewModel(Window_GetOrder parent)
{
parentWindow = parent;
Model_Instance = new GetOrder_Model(this);
Do_ExtractData = new RelayCommand(ExtractData, (x) => true);
}
private void ButtonGetOrder_Click(object sender, RoutedEventArgs e)
{
this.Hide();
var GetOrder_instance = new Window_GetOrder(this);
GetOrder_instance.Show();
}