private object SicForeground_Convert(object sender, SingleInputsConvertEventArgs args)
{
if (args.Input == null)
{
return(null);
}
Color background = (Color)args.Input;
int sum = background.B + background.G + background.R;
return(new SolidColorBrush(sum > 255 * 1.5 ? Colors.Black : Colors.White));
}
private object SicHandler_ConvertRef(object sender, SingleInputsConvertEventArgs e)
{
SyncPairHandler handler;
SingleInputConverter sic = (SingleInputConverter)sender;
string oldToken = (string)e.OldValue;
string newToken = (string)e.Input;
if (!string.IsNullOrWhiteSpace(oldToken) &&
handlers.ContainsKey(oldToken))
{
handlers.Remove(oldToken);
}
if (string.IsNullOrWhiteSpace(newToken))
{
return(null);
}
handlers[newToken] = sic;
return(BackgroundTaskHelper.Current.TryGetHandler(newToken, out handler) ? handler : null);
}
private object SicSongsCount_Convert(object sender, SingleInputsConvertEventArgs args)
{
return(((IList <Song>)args.Input)?.Count ?? -1);
}
private object SicPlaylist_Convert(object sender, SingleInputsConvertEventArgs args)
{
return(((IEnumerable <IPlaylistBase>)args.Input)?.FirstOrDefault());
}
private object SicVisHandling_Convert(object sender, SingleInputsConvertEventArgs e)
{
return(e.Input != null ? Visibility.Visible : Visibility.Collapsed);
}
private object SicPlayCancelSymbel_Convert(object sender, SingleInputsConvertEventArgs e)
{
return(IsRunning((SyncPairHandlerState?)e.Input));
}
