用一个简单的EA说明编辑过程
用一个简单的EA说明编辑过程 extern int whichmethod = 1; //1~4 种下单方式 1 仅开仓, 2 有止损无止赢, 3 有止赢无止损, 4 有止赢也有止损 extern double TakeProfit = 100; //止赢点数 extern double StopLoss = 20; //止损点数 extern double MaximumRisk = 0.3; //资金控制,控制下单量 extern double TrailingStop =25; //跟踪止赢点数设置 extern int maxOpen = 3; //最多开仓次数限制 extern int maxLots = 5; //最多单仓持仓量限制 extern int bb = 0; //非零就允许跟踪止赢 extern double MATrendPeriod=26;//使用26均线 开仓条件参数 本例子 int i, p2, xxx,p1, res; double Lots; datetime lasttime; //时间控制, 仅当一个时间周期完成才检查条件 int init() //初始化 { Lots = 1; lasttime = NULL; return(0); } int deinit() { return(0); } //反初始化 //主程序 int start() { CheckForOpen(); //开仓 平仓 条件检查 和操作 if (bb>0) CTP(); //跟踪止赢 return(0); } //+------下面是各子程序--------------------------------------------+ double LotsOptimized() //确定下单量,开仓调用 资金控制 { double lot=Lots; int orders=HistoryTotal(); // history orders total int losses=0; // number of losses orders without a break //MarketInfo(Symbol(),MODE_MINLOT); 相关信息 //MarketInfo(Symbol(),MODE_MAXLOT); //MarketInfo(Symbol(),MODE_LOTSTEP); lot=NormalizeDouble(MaximumRisk * AccountBalance()/AccountLeverage(),1); //开仓量计算 if(lotmaxLots) lot=maxLots; return(lot); } //平仓持有的买单 void CloseBuy() { if (OrdersTotal( ) > 0 ) { for(i=OrdersTotal()-1;i>=0;i--) { if(OrderSelect(i,SELECT_BY_POS,MODE_TRADES)==false) break; if(OrderType()==OP_BUY) { OrderClose(OrderTicket(),OrderLots(),Bid,3,White); Sleep(5000); } } } } //平仓持有的卖单 void CloseSell() { if (OrdersTotal( ) > 0 ) { for(i=OrdersTotal()-1;i>=0;i--) { if(OrderSelect(i,SELECT_BY_POS,MODE_TRADES)==false) break; if(OrderType()==OP_SELL) { OrderClose(OrderTicket(),OrderLots(),Ask,3,White); Sleep(5000); } } } } //判断是否买或卖或平仓 int buyorsell() //在这个函数计算设置你的交易信号 这里使用MACD 和MA 做例子 { double MacdCurrent, MacdPrevious, SignalCurrent; double SignalPrevious, MaCurrent, MaPrevious; MacdCurrent=iMACD(NULL,0,12,26,9,PRICE_CLOSE,MODE_MAIN,0); MacdPrevious=iMACD(NULL,0,12,26,9,PRICE_CLOSE,MODE_MAIN,1); SignalCurrent=iMACD(NULL,0,12,26,9,PRICE_CLOSE,MODE_SIGNAL,0); SignalPrevious=iMACD(NULL,0,12,26,9,PRICE_CLOSE,MODE_SIGNAL,1); MaCurrent=iMA(NULL,0,MATrendPeriod,0,MODE_EMA,PRICE_CLOSE,0); MaPrevious=iMA(NULL,0,MATrendPeriod,0,MODE_EMA,PRICE_CLOSE,1); if(MacdCurrentSignalCurrent && MacdPreviousMaPrevious) return (1); // 买 Ma在上升,Macd在0线上,并且两线上交叉 if(MacdCurrent>0 && MacdCurrentSignalPrevious && MaCurrent 19 ) return; //周五晚11点后不做 } if (OrdersTotal( ) >= maxOpen) return ; //如果已持有开仓次数达到最大,不做 if (nowbuyorsell==0) return; //不交易 TradeOK(); //去下单交易 } void TradeOK() //去下单交易 { int error ; if (nowbuyorsell == 1) //买 { switch (whichmethod) { case 1: res=OrderSend(Symbol(),OP_BUY,LotsOptimized(),Ask,3,0,0,"",MAGICMA,0,Blue);break; case 2: res=OrderSend(Symbol(),OP_BUY,LotsOptimized(),Ask,3,Ask-StopLoss*Point,0,"",MAGICMA,0,Blue); break; case 3: res=OrderSend(Symbol(),OP_BUY,LotsOptimized(),Ask,3,0,Ask+TakeProfit*Point,"",MAGICMA,0,Blue);break; case 4: res=OrderSend(Symbol(),OP_BUY,LotsOptimized(),Ask,3,Ask-StopLoss*Point,Ask+TakeProfit*Point,"",MAGICMA,0,Blue);break; default : res=OrderSend(Symbol(),OP_BUY,LotsOptimized(),Ask,3,0,0,"",MAGICMA,0,Blue);break; } if (res (TrailingStop * MarketInfo(OrderSymbol(), MODE_POINT))) //开仓价格 当前止损和当前价格比较判断是否要修改跟踪止赢设置 { if ((OrderStopLoss()) > (Ask + TrailingStop * MarketInfo(OrderSymbol(), MODE_POINT))) { bs = OrderModify(OrderTicket(), OrderOpenPrice(), Ask + TrailingStop * MarketInfo(OrderSymbol(), MODE_POINT), OrderTakeProfit(),0, Tan); } } } } } |
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