X trader trades when two moving averages cross each other and after the crossing bar closes. For Ma method set; 0 for simple, 1 for exponential, 2 for smoothed, 3 for linear weighted. For Applied price set; 0 for close price, 1 for open price, 2 for high price, 3 ...
from https://tradingrobots.net/x-trader-v2-expert-advisor-for-metatrader-4/