private async void App_Suspending(object sender, SuspendingEventArgs e)
{
var deferral = e.SuspendingOperation.GetDeferral();
await _customerDataProvider.SaveCustomersAsync(customerListView.Items.OfType <Customer>());
deferral.Complete();
}
private async void App_Suspending(object sender, SuspendingEventArgs e)
{
// Requests that the app suspending operation be delayed.
var deferral = e.SuspendingOperation.GetDeferral();
await _customerDataProvider.SaveCustomersAsync(
customerListView.Items.OfType <Customer>());
// Notifies the operating system that the app has saved its data
// and is ready to be suspended.
deferral.Complete();
}
private async void App_Suspending(object sender, SuspendingEventArgs e)
{
await _customerDataProvider.SaveCustomersAsync(
customerListView.Items.OfType <Customer>());
}
private void MainWindow_Closing(object sender, System.ComponentModel.CancelEventArgs e)
{
_customerDataProvider.SaveCustomersAsync(
customerListView.Items.OfType <Customer>()).Wait();
}
private void MainWindow_Closing(object sender, CancelEventArgs e)
{
var customers = customerListView.Items.OfType <Customer>();
_customerDataProvider.SaveCustomersAsync(customers).Wait();
}