public override bool HandleImport(SpriteProject Project, SpriteEditor Editor)
        {
            string filename;

            if (!Editor.OpenFile("Open sprite file", Types.Constants.FILEFILTER_SPRITE + Types.Constants.FILEFILTER_SPRITE_SPRITEPAD + Types.Constants.FILEFILTER_ALL, out filename))
            {
                return(false);
            }
            return(Editor.ImportSprites(filename, true, true));
        }