async void CheckForResumedStartup()
{
if (await FileHelper.ExistsAsync(App.TransientFilename))
{
// Read the file.
string str = await FileHelper.ReadTextAsync(App.TransientFilename);
// Delete the file.
await FileHelper.DeleteFileAsync(App.TransientFilename);
// Break down the file contents.
string[] contents = str.Split('\x1F');
string filename = contents[0];
bool isNoteEdit = Boolean.Parse(contents[1]);
string entryText = contents[2];
string editorText = contents[3];
// Create the Note object and initialize it with saved data.
Note note = new Note(filename);
note.Title = entryText;
note.Text = editorText;
// Navigate to NotePage.
NotePage notePage = new NotePage(note, isNoteEdit);
await this.Navigation.PushAsync(notePage);
}
}