// For choosing contacts when exceeding maximum
private void ShowContactListForChoosing(DownloadControllerAndData controllerAndData)
{
Window_ChooseContacts frm = new Window_ChooseContacts(this, controllerAndData);
frm.ShowDialog();
}
// For choosing contacts when exceeding maximum
private void ShowContactListForChoosing(DownloadControllerAndData controllerAndData)
{
Window_ChooseContacts frm = new Window_ChooseContacts(this, controllerAndData);
frm.Owner = Application.Current.MainWindow;
frm.WindowStartupLocation = WindowStartupLocation.CenterOwner;
frm.ShowDialog();
}