public async Task SaveStateAsync()
{
var suspensionState = new SuspensionState()
{
SuspensionDate = DateTime.Now
};
var target = OnBackgroundEntering?.Target.GetType();
var onBackgroundEnteringArgs = new OnBackgroundEnteringEventArgs(suspensionState, target);
OnBackgroundEntering?.Invoke(this, onBackgroundEnteringArgs);
await ApplicationData.Current.LocalFolder.SaveAsync(stateFilename, onBackgroundEnteringArgs);
}
public OnBackgroundEnteringEventArgs(SuspensionState suspensionState, Type target) : base()
{
SuspensionState = suspensionState;
Target = target;
}