public static async Task<ObservableCollection<Book>> GetBooks()
{
ObservableCollection<Book> books = new ObservableCollection<Book>();
try
{
// Get the file.
StorageFolder booksFolder = Windows.ApplicationModel.Package.Current.InstalledLocation;
var file = await booksFolder.GetFileAsync("BooksList.txt");
IList<string> lines = await Windows.Storage.FileIO.ReadLinesAsync(file);
foreach (var l in lines)
{
Book book = new Book();
var details = l.Split(':');
book.Name = details[0];
book.FileName = details[1];
book.Cover = @"/BookCovers/" + details[2];
books.Add(book);
}
return books;
}
catch (Exception ex)
{
System.Diagnostics.Debug.WriteLine(ex.Message);
throw ex;
}
}
/// <summary>
/// Invoked when this page is about to be displayed in a Frame.
/// </summary>
/// <param name="e">Event data that describes how this page was reached.
/// This parameter is typically used to configure the page.</param>
protected async override void OnNavigatedTo(NavigationEventArgs e)
{
base.OnNavigatedTo(e);
ObservableCollection<Dialogue> dialogues = new ObservableCollection<Dialogue>();
b = e.Parameter as Book;
try
{
dialogues = await Classic.Load(b.FileName);
}
catch(Exception ex)
{
System.Diagnostics.Debug.WriteLine("Error loading book: " + ex.Message);
this.Frame.GoBack();
}
txtTitle.Text = b.Name;
Dialogues.DataContext = dialogues;
//Dialogues.UpdateLayout();
string bookmark = Classic.GetBookmark(b.FileName);
if(!string.IsNullOrEmpty(bookmark))
{
Dialogue d = dialogues.Where(x => x.Line == bookmark).SingleOrDefault();
if(d != null)
Dialogues.ScrollIntoView(d);
}
}
/// <summary>
/// Invoked when this page is about to be displayed in a Frame.
/// </summary>
/// <param name="e">Event data that describes how this page was reached.
/// This parameter is typically used to configure the page.</param>
protected async override void OnNavigatedTo(NavigationEventArgs e)
{
base.OnNavigatedTo(e);
b = e.Parameter as Book;
ObservableCollection<Dialogue> dialogues = await Classic.Load(b.FileName);
if(dialogues == null)
{
MessageDialog md = new MessageDialog("Error loading book.");
await md.ShowAsync();
return;
}
Dialogues.DataContext = dialogues;
Dialogues.UpdateLayout();
string bookmark = Classic.GetBookmark(b.FileName);
if (!string.IsNullOrEmpty(bookmark))
{
Dialogue d = dialogues.Where(x => x.Line == bookmark).SingleOrDefault();
if (d != null)
Dialogues.ScrollIntoView(d);
}
}