e-Smart_Trailing

ÿþ//+------------------------------------------------------------------+

//|                    e-Smart_Trailing(barabashkakvn's edition).mq5 |

//+------------------------------------------------------------------+

#property version   "1.00"

#include <Trade\PositionInfo.mqh>

#include <Trade\Trade.mqh>

CPositionInfo  m_position;                   // trade position object

CTrade         m_trade;                      // trading object

//---

input    ushort   TrailingStop = 30;         // TrailingStop

input    ushort   TrailingStep = 5;          // TrailingStep

//+------------------------------------------------------------------+

//| Expert initialization function                                   |

//+------------------------------------------------------------------+

int OnInit()

  {

//---

   return(INIT_SUCCEEDED);

  }

//+------------------------------------------------------------------+

//| Expert deinitialization function                                 |

//+------------------------------------------------------------------+

void OnDeinit(const int reason)

  {

//---



  }

//+------------------------------------------------------------------+

//| Expert tick function                                             |

//+------------------------------------------------------------------+

void OnTick()

  {

   for(int i=PositionsTotal()-1;i>=0;i--) // returns the number of open positions

      if(m_position.SelectByIndex(i))     // selects the position by index for further access to its properties

         if(m_position.Symbol()==Symbol())

           {

            if(m_position.Profit()<0.0)

               break;

            //---

            long digits=SymbolInfoInteger(m_position.Symbol(),SYMBOL_DIGITS);

            double point=SymbolInfoDouble(m_position.Symbol(),SYMBOL_POINT);

            //--- tuning for 3 or 5 digits

            int digits_adjust=1;

            if(digits==3 || digits==5)

               digits_adjust=10;

            double m_adjusted_point=point*digits_adjust;

            //---

            if(m_position.PositionType()==POSITION_TYPE_BUY)

              {

               if(m_position.PriceCurrent()-(TrailingStop+TrailingStep)*m_adjusted_point>m_position.StopLoss())

                 {

                  //--- save Magic Number for the position

                  m_trade.SetExpertMagicNumber(m_position.Magic());

                  m_trade.PositionModify(m_position.Ticket(),

                                         m_position.PriceCurrent()-TrailingStop*m_adjusted_point,

                                         m_position.TakeProfit());

                 }

              }



            if(m_position.PositionType()==POSITION_TYPE_SELL)

              {

               double sl=0.0;

               if(m_position.StopLoss()>0)

                 {

                  if(m_position.PriceCurrent()+(TrailingStop+TrailingStep)*m_adjusted_point<m_position.StopLoss())

                    {

                     sl=m_position.PriceCurrent()+TrailingStop*m_adjusted_point;

                     //--- save Magic Number for the position

                     m_trade.SetExpertMagicNumber(m_position.Magic());

                     m_trade.PositionModify(m_position.Ticket(),sl,m_position.TakeProfit());

                    }

                 }

               else

                 {

                  sl=m_position.PriceCurrent()+TrailingStop*m_adjusted_point;

                  //--- save Magic Number for the position

                  m_trade.SetExpertMagicNumber(m_position.Magic());

                  m_trade.PositionModify(m_position.Ticket(),sl,m_position.TakeProfit());

                 }

              }

           }

  }

//+------------------------------------------------------------------+