protected override async void OnNavigatedTo(NavigationEventArgs e)
{
if (settingsService_ == null)
{
settingsService_ = ServiceRepository.Instance.Settings;
}
await SetDefaultCharsetAsync();
var path = e.Parameter as StorageFile;
if (path == null)
{
await document_.CreateAsync();
}
else
{
await document_.OpenAsync(path);
}
View.Navigate(typeof(DocumentView), document_);
}