public IAsyncOperation <ROMData> LoadROMAsync(ROMEntry entry)
{
IStorageFile file = entry.File;
String fileExtension = this.GetFileExtension(file).ToLower();
Func <Task <ROMData> > helper = async() =>
{
ROMData romData = new ROMData();
if (fileExtension == "zip")
{
var zipData = await this.GetBytesFromZipFileAsync(file, this.romFileExtensions);
romData.data = zipData.Bytes;
romData.fileExtension = zipData.ROMExtension;
}
else
{
romData.data = await this.GetBytesFromFileAsync(file);
romData.fileExtension = this.GetFileExtension(file);
}
romData.file = file;
romData.size = (uint)romData.data.Length;
if (this.currentROM != null)
{
this.currentROM.CheatCache = null;
}
this.currentROM = entry;
return(romData);
};
return(helper().AsAsyncOperation <ROMData>());
}
private static string generateTileId(ROMEntry entry)
{
string name = entry.Name;
StringBuilder sb = new StringBuilder();
for (int i = 0; i < name.Length; i++)
{
char c = name[i];
if ((c >= 'a' && c <= 'z') ||
(c >= 'A' && c <= 'Z') ||
(c >= '0' && c <= '9') ||
(c == '.'))
{
sb.Append(c);
}
else if (c == ' ')
{
sb.Append('_');
}
}
#if DEBUG
System.Diagnostics.Debug.WriteLine("Tile ID: " + sb.ToString());
#endif
return(sb.ToString());
}
public IAsyncAction RefreshROMListAsync()
{
Func <Task> helper = async() =>
{
this.romList.Clear();
var fileQuery = this.romDirectory.CreateFileQueryWithOptions(
new Windows.Storage.Search.QueryOptions(
Windows.Storage.Search.CommonFileQuery.DefaultQuery,
this.romFileExtensions
)
);
IReadOnlyList <StorageFile> files = await fileQuery.GetFilesAsync();
foreach (StorageFile file in files)
{
var entry = new ROMEntry();
entry.File = file;
entry.DatabaseEntry = ROMDatabase.Current.GetOrCreateEntry(entry.Name);
this.romList.Add(entry);
}
this.NotifyPropertyChanged("ROMList");
};
return(helper().AsAsyncAction());
}
public IAsyncAction UnpinTile(ROMEntry entry)
{
Func <Task> helper = async() =>
{
};
return(helper().AsAsyncAction());
}
public IAsyncOperation <bool> PinTile(ROMEntry entry)
{
Func <Task <bool> > helper = async() =>
{
var snapshotPath = StorageManager.Current.GetSnapshotPath(entry.File.Name);
SecondaryTile tile = new SecondaryTile(/*entry.Name, "123", arguments, new Uri("ms-appx:///Assets/defaultSnapshotGBA.png"), TileSize.Square150x150 | TileSize.Wide310x150 | TileSize.Square70x70*/);
tile.TileId = generateTileId(entry);
tile.Arguments = generateTileArguments(entry);
tile.DisplayName = generateDisplayName(entry);
tile.RoamingEnabled = false;
tile.TileOptions = TileOptions.ShowNameOnLogo | TileOptions.ShowNameOnWideLogo;
tile.VisualElements.Square150x150Logo = new Uri("ms-appx:///Assets/defaultSnapshotGBA.png");
return(await tile.RequestCreateAsync());
};
return(helper().AsAsyncOperation());
}
internal void LoadSnapshotImage(ROMEntry entry)
{
#pragma warning disable CS4014
this.services.MessageService.Dispatcher.RunAsync(Windows.UI.Core.CoreDispatcherPriority.Normal, async() =>
#pragma warning restore CS4014
{
var path = this.replaceExtension(entry.Name, ".png");
var file = await this.romDirectory.TryGetItemAsync(path);
if (file == null)
{
// try again later maybe
entry.ResetImageLoading();
return;
}
var fs = await((IStorageFile)file).OpenAsync(FileAccessMode.Read);
var img = new BitmapImage();
img.SetSource(fs);
this.snapshotMap[path] = img;
entry.SnapshotImage = path;
});
}
private static string generateTileArguments(ROMEntry entry)
{
return("launch-rom:" + entry.Name);
}
private static string generateDisplayName(ROMEntry entry)
{
return(entry.Name);
}
public bool HasPinnedTile(ROMEntry entry)
{
return(false);
}
public bool HasTilePinned(ROMEntry entry)
{
return(false);
}