Cómo crear un Expert Advisor metatrader 5
20 Feb 2024 | Tutoriales TrucosCódigo paso a paso para crear un expert advisor que nos ayude a administrar las posiciones que vamos abriendo manualmente.
En mi canal de youtube hay un video del paso a paso:
-
Crear un nuevo proyecto.
- Crear variables:
- globalTrailing
- globaltrailingStop
- globalStopLoss
- globalSpread
- Copiar codigo:
//+------------------------------------------------------------------+
//| vikingo.mq5 |
//| Copyright 2023, MetaQuotes Ltd. |
//| https://www.mql5.com |
//+------------------------------------------------------------------+
#property copyright "Copyright 2023, MetaQuotes Ltd."
#property link "https://www.mql5.com"
#property version "1.00"
#include <Trade\Trade.mqh>
CTrade trade;
//--- input parameters
input int globalTrailing;
input int globalTrailingStop;
input int globalStopLoss;
input int globalSpread;
bool test = false;
bool globalPositionInit = true;
long globalPositionTrailing;
double globalTickValue;
ulong globalTicket;
string globalSymbol;
string globalPositionSymbol;
long globalPositionType;
long globalPositionOpen;
long globalPositionStop;
double globalGross;
long globalPrice;
//+------------------------------------------------------------------+
//| Expert initialization function |
//+------------------------------------------------------------------+
int OnInit()
{
//---
globalSymbol = Symbol();
globalTickValue = SymbolInfoDouble(Symbol(), SYMBOL_TRADE_TICK_VALUE);
//---
return(INIT_SUCCEEDED);
}
//+------------------------------------------------------------------+
//| Expert tick function |
//+------------------------------------------------------------------+
void OnTick()
{
if(test)
{
ulong ticket = trade.Buy(0.01, Symbol(), SymbolInfoDouble(Symbol(), SYMBOL_ASK));
//ulong ticket = trade.Sell(0.01, Symbol(), SymbolInfoDouble(Symbol(), SYMBOL_BID));
test = false;
}
int total = PositionsTotal();
if(total > 0)
{
globalTicket = PositionGetTicket(0);
globalGross = PositionGetDouble(POSITION_PROFIT);
globalPositionSymbol = PositionGetString(POSITION_SYMBOL);
globalPositionOpen = priceConvert(PositionGetDouble(POSITION_PRICE_OPEN));
globalPositionType = PositionGetInteger(POSITION_TYPE);
if(globalPositionType == POSITION_TYPE_SELL)
{
globalPrice = priceConvert(SymbolInfoDouble(globalPositionSymbol, SYMBOL_ASK));
if(globalPositionInit)
{
globalPositionStop = globalPositionOpen + globalStopLoss;
globalPositionTrailing = globalPositionOpen - globalTrailing - globalSpread;
globalPositionInit = false;
}
if(globalPrice <= globalPositionTrailing && globalGross > 0)
{
globalPositionTrailing = globalPrice - globalTrailing;
globalPositionStop = globalPrice + globalTrailingStop;
}
if(globalPrice >= globalPositionStop)
{
bool result = trade.PositionClose(globalTicket);
if(result)
{
resetInit();
}
else
{
Print("No se pudo cerrar la posición de venta");
}
}
}
else
if(globalPositionType == POSITION_TYPE_BUY)
{
globalPrice = priceConvert(SymbolInfoDouble(globalPositionSymbol, SYMBOL_BID));
if(globalPositionInit)
{
globalPositionStop = globalPositionOpen - globalStopLoss;
globalPositionTrailing = globalPositionOpen + globalTrailing + globalSpread;
globalPositionInit = false;
}
if(globalPrice >= globalPositionTrailing && globalGross > 0)
{
globalPositionTrailing = globalPrice + globalTrailing;
globalPositionStop = globalPrice - globalTrailingStop;
}
if(globalPrice <= globalPositionStop)
{
bool result = trade.PositionClose(globalTicket);
if(result)
{
resetInit();
}
else
{
Print("No se pudo cerrar la posición de compra");
}
}
}
Print("Ticket: ", globalTicket, " Apertura: ", globalPositionOpen, " Profit: ", globalGross, " Precio: ", globalPrice, " Trail: ", globalPositionTrailing, " Stop: ", globalPositionStop);
}
else
{
resetInit();
}
}
//+------------------------------------------------------------------+
//| PRICE CONVERT |
//+------------------------------------------------------------------+
long priceConvert(double price)
{
string price_str = DoubleToString(price, 5);
string parts[];
int count = StringSplit(price_str, '.', parts);
if(StringLen(parts[1])==4)
{
parts[1] = parts[1] + "0";
}
long price_int = StringToInteger(parts[0] + parts[1]);
return price_int;
}
//+------------------------------------------------------------------+
//+------------------------------------------------------------------+
//| RESET INIT |
//+------------------------------------------------------------------+
void resetInit()
{
globalPositionInit = true;
globalPositionTrailing = 0;
globalTickValue = 0;
globalTicket = 0;
globalSymbol = "";
globalPositionSymbol = "";
globalPositionType = 0;
globalPositionOpen = 0;
globalPositionStop = 0;
globalGross = 0;
globalPrice = 0;
}
//+------------------------------------------------------------------+
//+------------------------------------------------------------------+
//| UPDATE STOPLOSS |
//+------------------------------------------------------------------+
void setStopLoss()
{
double priceOpen = PositionGetDouble(POSITION_PRICE_OPEN);
double tickSize = SymbolInfoDouble(_Symbol, SYMBOL_TRADE_TICK_SIZE);
double newStopLoss = priceOpen - globalStopLoss * tickSize;
trade.OrderModify(globalTicket, 0, priceOpen, newStopLoss, 0, CLR_NONE);
}
//+------------------------------------------------------------------+