public override bool BlockActivated(net.minecraft.src.World world, int i, int j, int k, net.minecraft.src.EntityPlayer entityplayer) { if (world.singleplayerWorld) { return(true); } else { net.minecraft.src.TileEntityFurnace tileentityfurnace = (net.minecraft.src.TileEntityFurnace )world.GetBlockTileEntity(i, j, k); entityplayer.DisplayGUIFurnace(tileentityfurnace); return(true); } }