EA模版分享 解决重复下单，开单不能下止损单等…，附带源码

//EA 模版功能
//1.同一标识不会重复下单
//2.止损止盈可以设置为0
//3.兼容有些平台 开单不能下止损的问题
//
#property copyright “wangyu”
//定义全局变量
double ema10_15M;
double ema20_15M;
double ema10_30M;
double ema20_30M;
double k;
double d;
double prevK;
double prevD;
//+——————————————————————+
//| expert initialization function                                   |
//+——————————————————————+
int init()
{
return(0);
}
//+——————————————————————+
//| expert deinitialization function                                 |
//+——————————————————————+
int deinit()
{
return(0);
}
//+——————————————————————+
//| expert start function                                            |
//+——————————————————————+
int start()
{
int buyTicket=0;
int sellTicket=0;
getData();

if(needOpenBuy())
{
buyTicket = buy(0.01,250,250,”buy”,0);
if(buyTicket>0)
{
Alert(“多单下单成功，订单号码是：”+buyTicket);
}else if(buyTicket<0)
{
Alert(“多单下单失败”);
}
}
if(needOpenSell())
{
sellTicket = sell(0.01,300,200,”sell”,0);
if(sellTicket>0)
{
Alert(“空单下单成功，订单号码是：”+sellTicket);
}else if(buyTicket<0)
{
Alert(“空单下单失败”);
}
}

return(0);
}
//+——————————————————————+
//get data
void getData()
{
//获取  均线 数据
ema10_15M = iMA(Symbol(),PERIOD_M15,10,0,MODE_EMA,PRICE_CLOSE,0);//最后一根k线
ema20_15M = iMA(Symbol(),PERIOD_M15,20,0,MODE_EMA,PRICE_CLOSE,0);//最后一根k线
ema10_30M = iMA(Symbol(),PERIOD_M30,10,0,MODE_EMA,PRICE_CLOSE,0);//最后一根k线
ema20_30M = iMA(Symbol(),PERIOD_M30,10,0,MODE_EMA,PRICE_CLOSE,0);//最后一根k线

//获取 kdj 数据
k = iStochastic(Symbol(),PERIOD_M15,8,5,5,MODE_SMA,0,MODE_MAIN,0);//最后一根k线 主线 蓝色
d = iStochastic(Symbol(),PERIOD_M15,8,5,5,MODE_SMA,0,MODE_SIGNAL,0);//最后一根k线 线号线 红色
prevK = iStochastic(Symbol(),PERIOD_M15,8,5,5,MODE_SMA,0,MODE_MAIN,1);//上一根k线 主线 蓝色
prevD = iStochastic(Symbol(),PERIOD_M15,8,5,5,MODE_SMA,0,MODE_SIGNAL,1);//上一根k线 线号线 红色
}
// open sell contidion
bool needOpenSell()
{
bool result = FALSE;
if((ema10_15M<ema20_15M)&&(ema10_30M<ema20_30M))
{
if((k<d)&&(prevK>prevD))
{
result = TRUE;
}
}
return (result);
}
// open buy contidion
bool needOpenBuy()
{
bool result = FALSE;
if((ema10_15M>ema20_15M)&&(ema10_30M>ema20_30M))
{
if((k>d)&&(prevK<prevD))
{
result = TRUE;
}
}
return (result);
}
int buy(double lots,int stopLoss,int stopProfit,string comment,int magic)
{
int ticket = 0;
int findBuyNum =0;
for(int i=0;i<OrdersTotal();i++)
{
if(OrderSelect(i,SELECT_BY_POS,MODE_TRADES)==true)
{
if(OrderComment()==comment)
{
findBuyNum++;
}
}
}

if(findBuyNum==0)  //避免同一标识 重复下单
{
ticket = OrderSend(Symbol(),OP_BUY,lots,Ask,30,0,0,comment,magic,0,White);  //适应开单不能下止盈止损的平台
if(ticket>0)
{
if(OrderSelect(ticket,SELECT_BY_TICKET)==true)
{
int stopLossValue=OrderOpenPrice()-stopLoss*Point;
int stopProfitValue=OrderOpenPrice()+stopProfit*Point;
if(stopLoss==0)
{
stopLossValue=0;
}
if(stopProfit==0)
{
stopProfitValue=0;
}

if(OrderModify(OrderTicket(),OrderOpenPrice(),stopLossValue,stopProfitValue,0,White)==true) //下单成功没问题，修改订单成功后在返回
{
return (ticket);
}
}
}
}

return (0);
}
int sell(double lots,int stopLoss,int stopProfit,string comment,int magic)  //magic 暂时没有用到
{
int ticket = 0;
int findSellNum =0;
for(int i=0;i<OrdersTotal();i++)
{
if(OrderSelect(i,SELECT_BY_POS,MODE_TRADES)==true)
{
if(OrderComment()==comment)
{
findSellNum++;
}
}
}

if(findSellNum==0)  //避免同一标识 重复下单
{
ticket=OrderSend(Symbol(),OP_SELL,lots,Bid,30,0,0,comment,magic,0,Red);    //适应开单不能下止盈止损的平台
if(ticket>0)
{
if(OrderSelect(ticket,SELECT_BY_TICKET)==true)
{
int stopLossValue=OrderOpenPrice()+stopLoss*Point;
int stopProfitValue=OrderOpenPrice()-stopProfit*Point;
if(stopLoss==0)
{
stopLossValue=0;
}
if(stopProfit==0)
{
stopProfitValue=0;
}

if(OrderModify(OrderTicket(),OrderOpenPrice(),stopLossValue,stopProfitValue,0,Red)==true) //下单成功没问题，修改订单成功后在返回
{
return (ticket);
}
}
}

}

return (0);
}​