fork download

//+------------------------------------------------------------------+
//|                                                  MACD Sample.mq4 |
//|                   Copyright 2005-2014, MetaQuotes Software Corp. |
//|                                              http://w...content-available-to-author-only...4.com |
//+------------------------------------------------------------------+
#property copyright   "2005-2014, MetaQuotes Software Corp."
#property link        "http://w...content-available-to-author-only...4.com"
 
input double TakeProfit    =50;
input double Lots          =0.1;
input double TrailingStop  =30;
input double MACDOpenLevel =3;
input double MACDCloseLevel=2;
input int    MATrendPeriod =26;
//+------------------------------------------------------------------+
//|                                                                  |
//+------------------------------------------------------------------+
void OnTick(void)
  {
   double MacdCurrent,MacdPrevious;
   double SignalCurrent,SignalPrevious;
   double MaCurrent,MaPrevious;
   int    cnt,ticket,total;
//---
// initial data checks
// it is important to make sure that the expert works with a normal
// chart and the user did not make any mistakes setting external 
// variables (Lots, StopLoss, TakeProfit, 
// TrailingStop) in our case, we check TakeProfit
// on a chart of less than 100 bars
//---
   if(Bars<100)
     {
      Print("bars less than 100");
      return;
     }
   if(TakeProfit<10)
     {
      Print("TakeProfit less than 10");
      return;
     }
//--- to simplify the coding and speed up access data are put into internal variables
   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);
 
   total=OrdersTotal();
   if(total<1)
     {
      //--- no opened orders identified
      if(AccountFreeMargin()<(1000*Lots))
        {
         Print("We have no money. Free Margin = ",AccountFreeMargin());
         return;
        }
      //--- check for long position (BUY) possibility
      if(MacdCurrent<0 && MacdCurrent>SignalCurrent && MacdPrevious<SignalPrevious && 
         MathAbs(MacdCurrent)>(MACDOpenLevel*Point) && MaCurrent>MaPrevious)
        {
         ticket=OrderSend(Symbol(),OP_BUY,Lots,Ask,3,0,Ask+TakeProfit*Point,"macd sample",16384,0,Green);
         if(ticket>0)
           {
            if(OrderSelect(ticket,SELECT_BY_TICKET,MODE_TRADES))
               Print("BUY order opened : ",OrderOpenPrice());
           }
         else
            Print("Error opening BUY order : ",GetLastError());
         return;
        }
      //--- check for short position (SELL) possibility
      if(MacdCurrent>0 && MacdCurrent<SignalCurrent && MacdPrevious>SignalPrevious && 
         MacdCurrent>(MACDOpenLevel*Point) && MaCurrent<MaPrevious)
        {
         ticket=OrderSend(Symbol(),OP_SELL,Lots,Bid,3,0,Bid-TakeProfit*Point,"macd sample",16384,0,Red);
         if(ticket>0)
           {
            if(OrderSelect(ticket,SELECT_BY_TICKET,MODE_TRADES))
               Print("SELL order opened : ",OrderOpenPrice());
           }
         else
            Print("Error opening SELL order : ",GetLastError());
        }
      //--- exit from the "no opened orders" block
      return;
     }
//--- it is important to enter the market correctly, but it is more important to exit it correctly...   
   for(cnt=0;cnt<total;cnt++)
     {
      if(!OrderSelect(cnt,SELECT_BY_POS,MODE_TRADES))
         continue;
      if(OrderType()<=OP_SELL &&   // check for opened position 
         OrderSymbol()==Symbol())  // check for symbol
        {
         //--- long position is opened
         if(OrderType()==OP_BUY)
           {
            //--- should it be closed?
            if(MacdCurrent>0 && MacdCurrent<SignalCurrent && MacdPrevious>SignalPrevious && 
               MacdCurrent>(MACDCloseLevel*Point))
              {
               //--- close order and exit
               if(!OrderClose(OrderTicket(),OrderLots(),Bid,3,Violet))
                  Print("OrderClose error ",GetLastError());
               return;
              }
            //--- check for trailing stop
            if(TrailingStop>0)
              {
               if(Bid-OrderOpenPrice()>Point*TrailingStop)
                 {
                  if(OrderStopLoss()<Bid-Point*TrailingStop)
                    {
                     //--- modify order and exit
                     if(!OrderModify(OrderTicket(),OrderOpenPrice(),Bid-Point*TrailingStop,OrderTakeProfit(),0,Green))
                        Print("OrderModify error ",GetLastError());
                     return;
                    }
                 }
              }
           }
         else // go to short position
           {
            //--- should it be closed?
            if(MacdCurrent<0 && MacdCurrent>SignalCurrent && 
               MacdPrevious<SignalPrevious && MathAbs(MacdCurrent)>(MACDCloseLevel*Point))
              {
               //--- close order and exit
               if(!OrderClose(OrderTicket(),OrderLots(),Ask,3,Violet))
                  Print("OrderClose error ",GetLastError());
               return;
              }
            //--- check for trailing stop
            if(TrailingStop>0)
              {
               if((OrderOpenPrice()-Ask)>(Point*TrailingStop))
                 {
                  if((OrderStopLoss()>(Ask+Point*TrailingStop)) || (OrderStopLoss()==0))
                    {
                     //--- modify order and exit
                     if(!OrderModify(OrderTicket(),OrderOpenPrice(),Ask+Point*TrailingStop,OrderTakeProfit(),0,Red))
                        Print("OrderModify error ",GetLastError());
                     return;
                    }
                 }
              }
           }
        }
     }
//---
  }

prog.c:6:2: error: invalid preprocessing directive #property
 #property copyright   "2005-2014, MetaQuotes Software Corp."
  ^~~~~~~~
prog.c:7:2: error: invalid preprocessing directive #property
 #property link        "http://www.mql4.com"
  ^~~~~~~~
prog.c:9:6: error: expected ‘;’ before ‘double’
 input double TakeProfit    =50;
      ^~~~~~~
      ;
prog.c:10:6: error: expected ‘;’ before ‘double’
 input double Lots          =0.1;
      ^~~~~~~
      ;
prog.c:11:6: error: expected ‘;’ before ‘double’
 input double TrailingStop  =30;
      ^~~~~~~
      ;
prog.c:12:6: error: expected ‘;’ before ‘double’
 input double MACDOpenLevel =3;
      ^~~~~~~
      ;
prog.c:13:6: error: expected ‘;’ before ‘double’
 input double MACDCloseLevel=2;
      ^~~~~~~
      ;
prog.c:14:6: error: expected ‘;’ before ‘int’
 input int    MATrendPeriod =26;
      ^~~~
      ;
prog.c: In function ‘OnTick’:
prog.c:32:7: error: ‘Bars’ undeclared (first use in this function)
    if(Bars<100)
       ^~~~
prog.c:32:7: note: each undeclared identifier is reported only once for each function it appears in
prog.c:34:7: warning: implicit declaration of function ‘Print’ [-Wimplicit-function-declaration]
       Print("bars less than 100");
       ^~~~~
prog.c:43:16: warning: implicit declaration of function ‘iMACD’ [-Wimplicit-function-declaration]
    MacdCurrent=iMACD(NULL,0,12,26,9,PRICE_CLOSE,MODE_MAIN,0);
                ^~~~~
prog.c:43:22: error: ‘NULL’ undeclared (first use in this function)
    MacdCurrent=iMACD(NULL,0,12,26,9,PRICE_CLOSE,MODE_MAIN,0);
                      ^~~~
prog.c:43:22: note: ‘NULL’ is defined in header ‘<stddef.h>’; did you forget to ‘#include <stddef.h>’?
prog.c:1:1:
+#include <stddef.h>
 //+------------------------------------------------------------------+
prog.c:43:22:
    MacdCurrent=iMACD(NULL,0,12,26,9,PRICE_CLOSE,MODE_MAIN,0);
                      ^~~~
prog.c:43:37: error: ‘PRICE_CLOSE’ undeclared (first use in this function)
    MacdCurrent=iMACD(NULL,0,12,26,9,PRICE_CLOSE,MODE_MAIN,0);
                                     ^~~~~~~~~~~
prog.c:43:49: error: ‘MODE_MAIN’ undeclared (first use in this function)
    MacdCurrent=iMACD(NULL,0,12,26,9,PRICE_CLOSE,MODE_MAIN,0);
                                                 ^~~~~~~~~
prog.c:45:51: error: ‘MODE_SIGNAL’ undeclared (first use in this function)
    SignalCurrent=iMACD(NULL,0,12,26,9,PRICE_CLOSE,MODE_SIGNAL,0);
                                                   ^~~~~~~~~~~
prog.c:47:14: warning: implicit declaration of function ‘iMA’ [-Wimplicit-function-declaration]
    MaCurrent=iMA(NULL,0,MATrendPeriod,0,MODE_EMA,PRICE_CLOSE,0);
              ^~~
prog.c:47:41: error: ‘MODE_EMA’ undeclared (first use in this function)
    MaCurrent=iMA(NULL,0,MATrendPeriod,0,MODE_EMA,PRICE_CLOSE,0);
                                         ^~~~~~~~
prog.c:50:10: warning: implicit declaration of function ‘OrdersTotal’ [-Wimplicit-function-declaration]
    total=OrdersTotal();
          ^~~~~~~~~~~
prog.c:54:10: warning: implicit declaration of function ‘AccountFreeMargin’ [-Wimplicit-function-declaration]
       if(AccountFreeMargin()<(1000*Lots))
          ^~~~~~~~~~~~~~~~~
prog.c:61:10: warning: implicit declaration of function ‘MathAbs’ [-Wimplicit-function-declaration]
          MathAbs(MacdCurrent)>(MACDOpenLevel*Point) && MaCurrent>MaPrevious)
          ^~~~~~~
prog.c:61:46: error: ‘Point’ undeclared (first use in this function); did you mean ‘int’?
          MathAbs(MacdCurrent)>(MACDOpenLevel*Point) && MaCurrent>MaPrevious)
                                              ^~~~~
                                              int
prog.c:63:17: warning: implicit declaration of function ‘OrderSend’ [-Wimplicit-function-declaration]
          ticket=OrderSend(Symbol(),OP_BUY,Lots,Ask,3,0,Ask+TakeProfit*Point,"macd sample",16384,0,Green);
                 ^~~~~~~~~
prog.c:63:27: warning: implicit declaration of function ‘Symbol’ [-Wimplicit-function-declaration]
          ticket=OrderSend(Symbol(),OP_BUY,Lots,Ask,3,0,Ask+TakeProfit*Point,"macd sample",16384,0,Green);
                           ^~~~~~
prog.c:63:36: error: ‘OP_BUY’ undeclared (first use in this function)
          ticket=OrderSend(Symbol(),OP_BUY,Lots,Ask,3,0,Ask+TakeProfit*Point,"macd sample",16384,0,Green);
                                    ^~~~~~
prog.c:63:48: error: ‘Ask’ undeclared (first use in this function)
          ticket=OrderSend(Symbol(),OP_BUY,Lots,Ask,3,0,Ask+TakeProfit*Point,"macd sample",16384,0,Green);
                                                ^~~
prog.c:63:99: error: ‘Green’ undeclared (first use in this function)
          ticket=OrderSend(Symbol(),OP_BUY,Lots,Ask,3,0,Ask+TakeProfit*Point,"macd sample",16384,0,Green);
                                                                                                   ^~~~~
prog.c:66:16: warning: implicit declaration of function ‘OrderSelect’ [-Wimplicit-function-declaration]
             if(OrderSelect(ticket,SELECT_BY_TICKET,MODE_TRADES))
                ^~~~~~~~~~~
prog.c:66:35: error: ‘SELECT_BY_TICKET’ undeclared (first use in this function)
             if(OrderSelect(ticket,SELECT_BY_TICKET,MODE_TRADES))
                                   ^~~~~~~~~~~~~~~~
prog.c:66:52: error: ‘MODE_TRADES’ undeclared (first use in this function)
             if(OrderSelect(ticket,SELECT_BY_TICKET,MODE_TRADES))
                                                    ^~~~~~~~~~~
prog.c:67:44: warning: implicit declaration of function ‘OrderOpenPrice’ [-Wimplicit-function-declaration]
                Print("BUY order opened : ",OrderOpenPrice());
                                            ^~~~~~~~~~~~~~
prog.c:70:48: warning: implicit declaration of function ‘GetLastError’ [-Wimplicit-function-declaration]
             Print("Error opening BUY order : ",GetLastError());
                                                ^~~~~~~~~~~~
prog.c:77:36: error: ‘OP_SELL’ undeclared (first use in this function)
          ticket=OrderSend(Symbol(),OP_SELL,Lots,Bid,3,0,Bid-TakeProfit*Point,"macd sample",16384,0,Red);
                                    ^~~~~~~
prog.c:77:49: error: ‘Bid’ undeclared (first use in this function); did you mean ‘void’?
          ticket=OrderSend(Symbol(),OP_SELL,Lots,Bid,3,0,Bid-TakeProfit*Point,"macd sample",16384,0,Red);
                                                 ^~~
                                                 void
prog.c:77:100: error: ‘Red’ undeclared (first use in this function)
          ticket=OrderSend(Symbol(),OP_SELL,Lots,Bid,3,0,Bid-TakeProfit*Point,"macd sample",16384,0,Red);
                                                                                                    ^~~
prog.c:92:27: error: ‘SELECT_BY_POS’ undeclared (first use in this function)
       if(!OrderSelect(cnt,SELECT_BY_POS,MODE_TRADES))
                           ^~~~~~~~~~~~~
prog.c:94:10: warning: implicit declaration of function ‘OrderType’ [-Wimplicit-function-declaration]
       if(OrderType()<=OP_SELL &&   // check for opened position
          ^~~~~~~~~
prog.c:95:10: warning: implicit declaration of function ‘OrderSymbol’ [-Wimplicit-function-declaration]
          OrderSymbol()==Symbol())  // check for symbol
          ^~~~~~~~~~~
prog.c:105:20: warning: implicit declaration of function ‘OrderClose’ [-Wimplicit-function-declaration]
                if(!OrderClose(OrderTicket(),OrderLots(),Bid,3,Violet))
                    ^~~~~~~~~~
prog.c:105:31: warning: implicit declaration of function ‘OrderTicket’ [-Wimplicit-function-declaration]
                if(!OrderClose(OrderTicket(),OrderLots(),Bid,3,Violet))
                               ^~~~~~~~~~~
prog.c:105:45: warning: implicit declaration of function ‘OrderLots’ [-Wimplicit-function-declaration]
                if(!OrderClose(OrderTicket(),OrderLots(),Bid,3,Violet))
                                             ^~~~~~~~~
prog.c:105:63: error: ‘Violet’ undeclared (first use in this function); did you mean ‘ticket’?
                if(!OrderClose(OrderTicket(),OrderLots(),Bid,3,Violet))
                                                               ^~~~~~
                                                               ticket
prog.c:114:22: warning: implicit declaration of function ‘OrderStopLoss’ [-Wimplicit-function-declaration]
                   if(OrderStopLoss()<Bid-Point*TrailingStop)
                      ^~~~~~~~~~~~~
prog.c:117:26: warning: implicit declaration of function ‘OrderModify’ [-Wimplicit-function-declaration]
                      if(!OrderModify(OrderTicket(),OrderOpenPrice(),Bid-Point*TrailingStop,OrderTakeProfit(),0,Green))
                          ^~~~~~~~~~~
prog.c:117:92: warning: implicit declaration of function ‘OrderTakeProfit’ [-Wimplicit-function-declaration]
                      if(!OrderModify(OrderTicket(),OrderOpenPrice(),Bid-Point*TrailingStop,OrderTakeProfit(),0,Green))
                                                                                            ^~~~~~~~~~~~~~~

Standard output is empty