CCI and Martin

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

//|                      CCI and Martin(barabashkakvn's edition).mq5 |

//|                                                    Voloshin Yuri |

//|                                        http://www.metaquotes.net |

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

#property copyright "Voloshin Yuri"

#property link      "http://www.metaquotes.net"

#property version   "1.002"

//---

#include <Trade\PositionInfo.mqh>

#include <Trade\Trade.mqh>

#include <Trade\SymbolInfo.mqh>  

#include <Trade\AccountInfo.mqh>

CPositionInfo  m_position;                   // trade position object

CTrade         m_trade;                      // trading object

CSymbolInfo    m_symbol;                     // symbol info object

CAccountInfo   m_account;                    // account info wrapper

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

//| ENUM_STEP                                                        |

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

enum ENUM_STEP

  {

   loss =            -1, // ... lossing

   profit=           1,  // ... profitable

  };

//--- input parameters

input double               InpLots                       = 0.1;            // Lots

input ushort               InpStopLoss                   = 20;             // Stop Loss ("0.0" -> off) (in pips)

input ushort               InpTakeProfit                 = 50;             // Take Profit ("0.0" -> off) (in pips)

input ushort               InpTrailingStop               = 5;              // Trailing Stop ("0.0" -> off) (in pips)

input ushort               InpTrailingStep               = 15;             // Trailing Step (in pips)

//--- CCI

input int                  Inp_ma_period                 = 27;             // CCI: averaging period

input ENUM_APPLIED_PRICE   Inp_applied_price             = PRICE_TYPICAL;  // CCI: type of price

//--- martingale

input bool                 InpMartin                     = true;           // Use martingale

input double               InpMartinCoeff                = 3.0;            // Martingale coefficient

input int                  InpMartinOrdinalNumber        = 1;              // Ordinal number of the losing trade

input int                  InpMartinMaxMultiplications   = 3;              // Maximum number of multiplications

//--- step by step

input bool                 InpStep                       = false;          // Use step by step

input double               InpStepLots                   = 0.1;            // Step lots

input double               InpStepLotsMax                = 1.5;            // Maximum lots

input ENUM_STEP            InpStepProfit                 = loss;           // Use step afte ...       

input ulong                m_magic                       = 930873054;      // magic number

//---

ulong    m_slippage=10;          // slippage



double   ExtStopLoss=0.0;

double   ExtTakeProfit=0.0;

double   ExtTrailingStop=0.0;

double   ExtTrailingStep=0.0;



int      handle_iCCI;            // variable for storing the handle of the iCCI indicator 



double   m_adjusted_point;       // point value adjusted for 3 or 5 points



double   m_lots=0.0;

int      m_martin=0;

int      m_loss=0;

int      m_profit=0;

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

//| Expert initialization function                                   |

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

int OnInit()

  {

//---

   if(InpTrailingStop!=0 && InpTrailingStep==0)

     {

      string text=(TerminalInfoString(TERMINAL_LANGUAGE)=="Russian")?

                  ""@59;8=3 =52>7<>65=: ?0@0<5B@ \"Trailing Step\" @025= =C;N!":

                  "Trailing is not possible: parameter \"Trailing Step\" is zero!";

      Alert(__FUNCTION__," ERROR! ",text);

      return(INIT_PARAMETERS_INCORRECT);

     }

   if(InpMartin && InpStep)

     {

      string text=(TerminalInfoString(TERMINAL_LANGUAGE)=="Russian")?

                  "">@3>2;O 70?@5I5=0: \"Use martingale\" = "+((InpMartin)?"true":"false")+

                  ", \"Use step by step\" = "+((InpStep)?"true":"false")+"!":

                  "Trade is prohibited: \"Use martingale\" = "+((InpMartin)?"true":"false")+

                  ", \"Use step by step\" = "+((InpStep)?"true":"false")+"!";

      Alert(__FUNCTION__," ERROR! ",text);

      return(INIT_PARAMETERS_INCORRECT);

     }

//---

   if(!m_symbol.Name(Symbol())) // sets symbol name

      return(INIT_FAILED);

   RefreshRates();



   string err_text="";

   if(!CheckVolumeValue(InpLots,err_text))

     {

      Print(__FUNCTION__,", ERROR Lots: ",err_text);

      return(INIT_PARAMETERS_INCORRECT);

     }

   if(InpStep)

     {

      err_text="";

      if(!CheckVolumeValue(InpStepLots,err_text))

        {

         Print(__FUNCTION__,", ERROR Step lots: ",err_text);

         return(INIT_PARAMETERS_INCORRECT);

        }

      err_text="";

      if(!CheckVolumeValue(InpStepLotsMax,err_text))

        {

         Print(__FUNCTION__,", ERROR Maximum lots: ",err_text);

         return(INIT_PARAMETERS_INCORRECT);

        }

     }

//---

   m_trade.SetExpertMagicNumber(m_magic);

   m_trade.SetMarginMode();

   m_trade.SetTypeFillingBySymbol(m_symbol.Name());

   m_trade.SetDeviationInPoints(m_slippage);

//--- tuning for 3 or 5 digits

   int digits_adjust=1;

   if(m_symbol.Digits()==3 || m_symbol.Digits()==5)

      digits_adjust=10;

   m_adjusted_point=m_symbol.Point()*digits_adjust;



   ExtStopLoss    = InpStopLoss     * m_adjusted_point;

   ExtTakeProfit  = InpTakeProfit   * m_adjusted_point;

   ExtTrailingStop= InpTrailingStop * m_adjusted_point;

   ExtTrailingStep= InpTrailingStep * m_adjusted_point;

//--- create handle of the indicator iCCI

   handle_iCCI=iCCI(m_symbol.Name(),Period(),Inp_ma_period,Inp_applied_price);

//--- if the handle is not created 

   if(handle_iCCI==INVALID_HANDLE)

     {

      //--- tell about the failure and output the error code 

      PrintFormat("Failed to create handle of the iCCI indicator for the symbol %s/%s, error code %d",

                  m_symbol.Name(),

                  EnumToString(Period()),

                  GetLastError());

      //--- the indicator is stopped early 

      return(INIT_FAILED);

     }

//---

   m_lots=InpLots;

//---

   return(INIT_SUCCEEDED);

  }

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

//| Expert deinitialization function                                 |

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

void OnDeinit(const int reason)

  {

//---



  }

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

//| Expert tick function                                             |

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

void OnTick()

  {

//---

   if(!IsPositionExists())

     {

      MqlDateTime STimeCurrent;

      TimeToStruct(TimeCurrent(),STimeCurrent);

      if(STimeCurrent.sec<40)

         return;

      //---

      double cci[];

      ArraySetAsSeries(cci,true);

      MqlRates rates[];

      ArraySetAsSeries(rates,true);



      if(iCCIGetArray(0,4,cci)) // get CCI values on bars: #0, #1, #2 and #3

         if(CopyRates(m_symbol.Name(),Period(),0,3,rates)==3) // get OHLC values on bars: #0, #1 and #2

           {

            //--- BUY

/* BUY

    #2       #1       #0

                     close

   open              |   |

   |||||             |   |

   |||||    open     open

   close    |||||   

            |||||

            close

*/

            if(cci[1]<5.0 && cci[2]<cci[3] && cci[1]<cci[2] && cci[0]>cci[1] &&

               rates[2].open>rates[2].close && rates[1].open>rates[1].close &&

               rates[0].open<rates[0].close && rates[1].open<rates[0].close)

              {

               if(!RefreshRates())

                  return;

               double sl=(InpStopLoss==0)?0.0:m_symbol.Ask()-ExtStopLoss;

               if(sl>=m_symbol.Bid()) // incident: the position isn't opened yet, and has to be already closed

                  return;



               double tp=(InpTakeProfit==0)?0.0:m_symbol.Ask()+ExtTakeProfit;

               OpenBuy(sl,tp);

              }

            //--- SELL

/* SELL

    #2       #1       #0

    

            close

            |   |    open

   close    |   |    |||||

   |   |    open     |||||

   |   |             close

   open      

*/

            if(cci[1]>-5 && cci[2]>cci[3] && cci[1]>cci[2] && cci[0]<cci[1] && 

               rates[2].open<rates[2].close && rates[1].open<rates[1].close  &&

               rates[0].open>rates[0].close && rates[1].open>rates[0].close)

              {

               if(!RefreshRates())

                  return;

               double sl=(InpStopLoss==0)?0.0:m_symbol.Bid()+ExtStopLoss;

               if(sl<=m_symbol.Ask()) // incident: the position isn't opened yet, and has to be already closed

                  return;



               double tp=(InpTakeProfit==0)?0.0:m_symbol.Bid()-ExtTakeProfit;

               OpenSell(sl,tp);

              }

           }

     }

//---

   Trailing();

//---

  }

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

//| TradeTransaction function                                        |

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

void OnTradeTransaction(const MqlTradeTransaction &trans,

                        const MqlTradeRequest &request,

                        const MqlTradeResult &result)

  {

//--- get transaction type as enumeration value 

   ENUM_TRADE_TRANSACTION_TYPE type=trans.type;

//--- if transaction is result of addition of the transaction in history

   if(type==TRADE_TRANSACTION_DEAL_ADD)

     {

      long     deal_ticket       =0;

      long     deal_order        =0;

      long     deal_time         =0;

      long     deal_time_msc     =0;

      long     deal_type         =-1;

      long     deal_entry        =-1;

      long     deal_magic        =0;

      long     deal_reason       =-1;

      long     deal_position_id  =0;

      double   deal_volume       =0.0;

      double   deal_price        =0.0;

      double   deal_commission   =0.0;

      double   deal_swap         =0.0;

      double   deal_profit       =0.0;

      string   deal_symbol       ="";

      string   deal_comment      ="";

      string   deal_external_id  ="";

      if(HistoryDealSelect(trans.deal))

        {

         deal_ticket       =HistoryDealGetInteger(trans.deal,DEAL_TICKET);

         deal_order        =HistoryDealGetInteger(trans.deal,DEAL_ORDER);

         deal_time         =HistoryDealGetInteger(trans.deal,DEAL_TIME);

         deal_time_msc     =HistoryDealGetInteger(trans.deal,DEAL_TIME_MSC);

         deal_type         =HistoryDealGetInteger(trans.deal,DEAL_TYPE);

         deal_entry        =HistoryDealGetInteger(trans.deal,DEAL_ENTRY);

         deal_magic        =HistoryDealGetInteger(trans.deal,DEAL_MAGIC);

         deal_reason       =HistoryDealGetInteger(trans.deal,DEAL_REASON);

         deal_position_id  =HistoryDealGetInteger(trans.deal,DEAL_POSITION_ID);



         deal_volume       =HistoryDealGetDouble(trans.deal,DEAL_VOLUME);

         deal_price        =HistoryDealGetDouble(trans.deal,DEAL_PRICE);

         deal_commission   =HistoryDealGetDouble(trans.deal,DEAL_COMMISSION);

         deal_swap         =HistoryDealGetDouble(trans.deal,DEAL_SWAP);

         deal_profit       =HistoryDealGetDouble(trans.deal,DEAL_PROFIT);



         deal_symbol       =HistoryDealGetString(trans.deal,DEAL_SYMBOL);

         deal_comment      =HistoryDealGetString(trans.deal,DEAL_COMMENT);

         deal_external_id  =HistoryDealGetString(trans.deal,DEAL_EXTERNAL_ID);

        }

      else

         return;

      if(deal_symbol==m_symbol.Name() && deal_magic==m_magic)

         if(deal_type==DEAL_TYPE_BUY || deal_type==DEAL_TYPE_SELL)

            if(deal_entry==DEAL_ENTRY_OUT)

              {

               if(!InpMartin && !InpStep)

                 {

                  m_lots=InpLots;

                  return;

                 }

               //---

               if(deal_profit<0)

                  m_loss++;

               else

                  m_profit++;

               //---



               if(InpMartin)

                 {

/*       

InpMartinCoeff                = 1.51;           // Martingale coefficient

InpMartinOrdinalNumber        = 1;              // Ordinal number of the losing trade

InpMartinMaxMultiplications   = 3;              // Maximum number of multiplications

*/

                  if(deal_profit<0)

                    {

                     if(m_martin<=InpMartinMaxMultiplications)

                        if(m_loss>=InpMartinOrdinalNumber)

                          {

                           double lot_check=LotCheck(m_lots*InpMartinCoeff);

                           if(lot_check==0)

                              m_lots=InpLots;  // protection (just in case)

                           else

                              m_lots=lot_check;

                           m_martin++;

                           return;

                          }

                    }

                  else

                    {

                     m_lots   = InpLots;        // start lot

                     m_martin = 0;              // Maximum number of multiplications == "0"

                     m_loss   = 0;              // count loss == "0"

                     m_profit = 0;              // count profit == "0" (so that the counter does not overflow)

                    }

                 }



               if(InpStep)

                 {

/*

InpStepLots                   = 0.1;            // Step lots

InpStepLotsMax                = 1.5;            // Maximum lots

InpStepProfit                 = loss;           // Use step afte ...  

*/

                  if(InpStepProfit==loss)

                    {

                     if(deal_profit<0)

                       {

                        double lot_check=LotCheck(m_lots+InpStepLots);

                        if(lot_check==0.0)

                           m_lots=InpLots;     // protection (just in case)

                        if(lot_check<=InpStepLotsMax)

                           m_lots=InpLots;

                       }

                     else

                        m_lots=InpLots;

                    }

                  else // InpStepProfit==profit

                    {

                     if(deal_profit>=0)

                       {

                        double lot_check=LotCheck(m_lots+InpStepLots);

                        if(lot_check==0.0)

                           m_lots=InpLots;     // protection (just in case)

                        if(lot_check<=InpStepLotsMax)

                           m_lots=InpLots;

                       }

                     else

                        m_lots=InpLots;

                    }

                  //---

                  m_loss      = 0;              // count loss == "0" (so that the counter does not overflow)

                  m_profit    = 0;              // count profit == "0" (so that the counter does not overflow)

                 }

              }

     }

  }

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

//| Refreshes the symbol quotes data                                 |

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

bool RefreshRates(void)

  {

//--- refresh rates

   if(!m_symbol.RefreshRates())

     {

      Print("RefreshRates error");

      return(false);

     }

//--- protection against the return value of "zero"

   if(m_symbol.Ask()==0 || m_symbol.Bid()==0)

      return(false);

//---

   return(true);

  }

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

//| Check the correctness of the position volume                     |

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

bool CheckVolumeValue(double volume,string &error_description)

  {

//--- minimal allowed volume for trade operations

   double min_volume=m_symbol.LotsMin();

   if(volume<min_volume)

     {

      if(TerminalInfoString(TERMINAL_LANGUAGE)=="Russian")

         error_description=StringFormat("1J5< <5=LH5 <8=8<0;L=> 4>?CAB8<>3> SYMBOL_VOLUME_MIN=%.2f",min_volume);

      else

         error_description=StringFormat("Volume is less than the minimal allowed SYMBOL_VOLUME_MIN=%.2f",min_volume);

      return(false);

     }

//--- maximal allowed volume of trade operations

   double max_volume=m_symbol.LotsMax();

   if(volume>max_volume)

     {

      if(TerminalInfoString(TERMINAL_LANGUAGE)=="Russian")

         error_description=StringFormat("1J5< 1>;LH5 <0:A8<0;L=> 4>?CAB8<>3> SYMBOL_VOLUME_MAX=%.2f",max_volume);

      else

         error_description=StringFormat("Volume is greater than the maximal allowed SYMBOL_VOLUME_MAX=%.2f",max_volume);

      return(false);

     }

//--- get minimal step of volume changing

   double volume_step=m_symbol.LotsStep();

   int ratio=(int)MathRound(volume/volume_step);

   if(MathAbs(ratio*volume_step-volume)>0.0000001)

     {

      if(TerminalInfoString(TERMINAL_LANGUAGE)=="Russian")

         error_description=StringFormat("1J5< =5 :@0B5= <8=8<0;L=><C H03C SYMBOL_VOLUME_STEP=%.2f, 1;8609H89 ?@028;L=K9 >1J5< %.2f",

                                        volume_step,ratio*volume_step);

      else

         error_description=StringFormat("Volume is not a multiple of the minimal step SYMBOL_VOLUME_STEP=%.2f, the closest correct volume is %.2f",

                                        volume_step,ratio*volume_step);

      return(false);

     }

   error_description="Correct volume value";

   return(true);

  }

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

//| Lot Check                                                        |

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

double LotCheck(double lots)

  {

//--- calculate maximum volume

   double volume=NormalizeDouble(lots,2);

   double stepvol=m_symbol.LotsStep();

   if(stepvol>0.0)

      volume=stepvol*MathFloor(volume/stepvol);

//---

   double minvol=m_symbol.LotsMin();

   if(volume<minvol)

      volume=0.0;

//---

   double maxvol=m_symbol.LotsMax();

   if(volume>maxvol)

      volume=maxvol;

   return(volume);

  }

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

//| Get value of buffers for the iCCI array                          |

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

double iCCIGetArray(const int start_pos,const int count,double &arr_buffer[])

  {

   bool result=true;

   if(!ArrayIsDynamic(arr_buffer))

     {

      Print("This a no dynamic array!");

      return(false);

     }

   ArrayFree(arr_buffer);

   int       buffer_num=0;          // indicator buffer number 

//--- reset error code 

   ResetLastError();

//--- fill a part of the iCCI array with values from the indicator buffer

   int copied=CopyBuffer(handle_iCCI,0,start_pos,count,arr_buffer);

   if(copied!=count)

     {

      //--- if the copying fails, tell the error code 

      PrintFormat("Failed to copy data from the iCCI indicator, error code %d",GetLastError());

      //--- quit with zero result - it means that the indicator is considered as not calculated 

      return(false);

     }

   return(result);

  }

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

//| Is position exists                                               |

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

bool IsPositionExists(void)

  {

   for(int i=PositionsTotal()-1;i>=0;i--)

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

         if(m_position.Symbol()==m_symbol.Name() && m_position.Magic()==m_magic)

            return(true);

//---

   return(false);

  }

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

//| Trailing                                                         |

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

void Trailing()

  {

   if(InpTrailingStop==0)

      return;

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

      if(m_position.SelectByIndex(i))

         if(m_position.Symbol()==m_symbol.Name() && m_position.Magic()==m_magic)

           {

            if(m_position.PositionType()==POSITION_TYPE_BUY)

              {

               if(m_position.PriceCurrent()-m_position.PriceOpen()>ExtTrailingStop+ExtTrailingStep)

                  if(m_position.StopLoss()<m_position.PriceCurrent()-(ExtTrailingStop+ExtTrailingStep))

                    {

                     if(!m_trade.PositionModify(m_position.Ticket(),

                        m_symbol.NormalizePrice(m_position.PriceCurrent()-ExtTrailingStop),

                        m_position.TakeProfit()))

                        Print("Modify ",m_position.Ticket(),

                              " Position -> false. Result Retcode: ",m_trade.ResultRetcode(),

                              ", description of result: ",m_trade.ResultRetcodeDescription());

                     RefreshRates();

                     m_position.SelectByIndex(i);

                     PrintResultModify(m_trade,m_symbol,m_position);

                     continue;

                    }

              }

            else

              {

               if(m_position.PriceOpen()-m_position.PriceCurrent()>ExtTrailingStop+ExtTrailingStep)

                  if((m_position.StopLoss()>(m_position.PriceCurrent()+(ExtTrailingStop+ExtTrailingStep))) || 

                     (m_position.StopLoss()==0))

                    {

                     if(!m_trade.PositionModify(m_position.Ticket(),

                        m_symbol.NormalizePrice(m_position.PriceCurrent()+ExtTrailingStop),

                        m_position.TakeProfit()))

                        Print("Modify ",m_position.Ticket(),

                              " Position -> false. Result Retcode: ",m_trade.ResultRetcode(),

                              ", description of result: ",m_trade.ResultRetcodeDescription());

                     RefreshRates();

                     m_position.SelectByIndex(i);

                     PrintResultModify(m_trade,m_symbol,m_position);

                    }

              }



           }

  }

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

//| Print CTrade result                                              |

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

void PrintResultModify(CTrade &trade,CSymbolInfo &symbol,CPositionInfo &position)

  {

   Print("File: ",__FILE__,", symbol: ",m_symbol.Name());

   Print("Code of request result: "+IntegerToString(trade.ResultRetcode()));

   Print("code of request result as a string: "+trade.ResultRetcodeDescription());

   Print("Deal ticket: "+IntegerToString(trade.ResultDeal()));

   Print("Order ticket: "+IntegerToString(trade.ResultOrder()));

   Print("Volume of deal or order: "+DoubleToString(trade.ResultVolume(),2));

   Print("Price, confirmed by broker: "+DoubleToString(trade.ResultPrice(),symbol.Digits()));

   Print("Current bid price: "+DoubleToString(symbol.Bid(),symbol.Digits())+" (the requote): "+DoubleToString(trade.ResultBid(),symbol.Digits()));

   Print("Current ask price: "+DoubleToString(symbol.Ask(),symbol.Digits())+" (the requote): "+DoubleToString(trade.ResultAsk(),symbol.Digits()));

   Print("Broker comment: "+trade.ResultComment());

   Print("Price of position opening: "+DoubleToString(position.PriceOpen(),symbol.Digits()));

   Print("Price of position's Stop Loss: "+DoubleToString(position.StopLoss(),symbol.Digits()));

   Print("Price of position's Take Profit: "+DoubleToString(position.TakeProfit(),symbol.Digits()));

   Print("Current price by position: "+DoubleToString(position.PriceCurrent(),symbol.Digits()));

  }

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

//| Open Buy position                                                |

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

void OpenBuy(double sl,double tp)

  {

   sl=m_symbol.NormalizePrice(sl);

   tp=m_symbol.NormalizePrice(tp);

//--- check volume before OrderSend to avoid "not enough money" error (CTrade)

   double check_volume_lot=m_trade.CheckVolume(m_symbol.Name(),m_lots,m_symbol.Ask(),ORDER_TYPE_BUY);



   if(check_volume_lot!=0.0)

     {

      if(check_volume_lot>=m_lots)

        {

         if(m_trade.Buy(m_lots,m_symbol.Name(),m_symbol.Ask(),sl,tp))

           {

            if(m_trade.ResultDeal()==0)

              {

               Print(__FUNCTION__,", #1 Buy -> false. Result Retcode: ",m_trade.ResultRetcode(),

                     ", description of result: ",m_trade.ResultRetcodeDescription());

               PrintResultTrade(m_trade,m_symbol);

              }

            else

              {

               Print(__FUNCTION__,", #2 Buy -> true. Result Retcode: ",m_trade.ResultRetcode(),

                     ", description of result: ",m_trade.ResultRetcodeDescription());

               PrintResultTrade(m_trade,m_symbol);

              }

           }

         else

           {

            Print(__FUNCTION__,", #3 Buy -> false. Result Retcode: ",m_trade.ResultRetcode(),

                  ", description of result: ",m_trade.ResultRetcodeDescription());

            PrintResultTrade(m_trade,m_symbol);

           }

        }

      else

        {

         Print(__FUNCTION__,", ERROR: method CheckVolume (",DoubleToString(check_volume_lot,2),") ",

               "< Lots (",DoubleToString(m_lots,2),")");

         return;

        }

     }

   else

     {

      Print(__FUNCTION__,", ERROR: method CheckVolume returned the value of \"0.0\"");

      return;

     }

//---

  }

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

//| Open Sell position                                               |

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

void OpenSell(double sl,double tp)

  {

   sl=m_symbol.NormalizePrice(sl);

   tp=m_symbol.NormalizePrice(tp);

//--- check volume before OrderSend to avoid "not enough money" error (CTrade)

   double check_volume_lot=m_trade.CheckVolume(m_symbol.Name(),m_lots,m_symbol.Bid(),ORDER_TYPE_SELL);



   if(check_volume_lot!=0.0)

     {

      if(check_volume_lot>=m_lots)

        {

         if(m_trade.Sell(m_lots,m_symbol.Name(),m_symbol.Bid(),sl,tp))

           {

            if(m_trade.ResultDeal()==0)

              {

               Print(__FUNCTION__,", #1 Sell -> false. Result Retcode: ",m_trade.ResultRetcode(),

                     ", description of result: ",m_trade.ResultRetcodeDescription());

               PrintResultTrade(m_trade,m_symbol);

              }

            else

              {

               Print(__FUNCTION__,", #2 Sell -> true. Result Retcode: ",m_trade.ResultRetcode(),

                     ", description of result: ",m_trade.ResultRetcodeDescription());

               PrintResultTrade(m_trade,m_symbol);

              }

           }

         else

           {

            Print(__FUNCTION__,", #3 Sell -> false. Result Retcode: ",m_trade.ResultRetcode(),

                  ", description of result: ",m_trade.ResultRetcodeDescription());

            PrintResultTrade(m_trade,m_symbol);

           }

        }

      else

        {

         Print(__FUNCTION__,", ERROR: method CheckVolume (",DoubleToString(check_volume_lot,2),") ",

               "< Lots (",DoubleToString(m_lots,2),")");

         return;

        }

     }

   else

     {

      Print(__FUNCTION__,", ERROR: method CheckVolume returned the value of \"0.0\"");

      return;

     }

//---

  }

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

//| Print CTrade result                                              |

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

void PrintResultTrade(CTrade &trade,CSymbolInfo &symbol)

  {

   Print("File: ",__FILE__,", symbol: ",m_symbol.Name());

   Print("Code of request result: "+IntegerToString(trade.ResultRetcode()));

   Print("code of request result as a string: "+trade.ResultRetcodeDescription());

   Print("Deal ticket: "+IntegerToString(trade.ResultDeal()));

   Print("Order ticket: "+IntegerToString(trade.ResultOrder()));

   Print("Volume of deal or order: "+DoubleToString(trade.ResultVolume(),2));

   Print("Price, confirmed by broker: "+DoubleToString(trade.ResultPrice(),symbol.Digits()));

   Print("Current bid price: "+DoubleToString(symbol.Bid(),symbol.Digits())+" (the requote): "+DoubleToString(trade.ResultBid(),symbol.Digits()));

   Print("Current ask price: "+DoubleToString(symbol.Ask(),symbol.Digits())+" (the requote): "+DoubleToString(trade.ResultAsk(),symbol.Digits()));

   Print("Broker comment: "+trade.ResultComment());

  }

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