CairoExplorer.FileToIconConverter.PollIconCallback C# (CSharp) Метод

        private void PollIconCallback(object state)
        {


            thumbnailInfo input = state as thumbnailInfo;
            string fileName = input.fullPath;
            WriteableBitmap writeBitmap = input.bitmap;
            IconSize size = input.iconsize;

            Bitmap origBitmap = GetFileIcon(fileName, size).ToBitmap();
            Bitmap inputBitmap = origBitmap;
            if (size == IconSize.jumbo || size == IconSize.thumbnail)
                inputBitmap = resizeJumbo(origBitmap, getDefaultSize(size), 5);
            else inputBitmap = resizeImage(origBitmap, getDefaultSize(size), 0);

            BitmapSource inputBitmapSource = loadBitmap(inputBitmap);
            origBitmap.Dispose();
            inputBitmap.Dispose();

            copyBitmap(inputBitmapSource, writeBitmap, true);
        }