Close Balance Equity

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

//|                                         Close Balance Equity.mq5 |

//|                              Copyright © 2018, Vladimir Karputov |

//|                                           http://wmua.ru/slesar/ |

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

#property copyright "Copyright © 2018, Vladimir Karputov"

#property link      "http://wmua.ru/slesar/"

#property version   "1.000"

//---

#include <Trade\PositionInfo.mqh>

#include <Trade\Trade.mqh>

#include <Trade\SymbolInfo.mqh>  

#include <Trade\AccountInfo.mqh>

#include <Trade\DealInfo.mqh>

#include <Trade\OrderInfo.mqh>

#include <Expert\Money\MoneyFixedMargin.mqh>

CPositionInfo  m_position;                   // trade position object

CTrade         m_trade;                      // trading object

CSymbolInfo    m_symbol;                     // symbol info object

CAccountInfo   m_account;                    // account info wrapper

CDealInfo      m_deal;                       // deals object

COrderInfo     m_order;                      // pending orders object

CMoneyFixedMargin *m_money;

//--- input parameters

input double InpStepBalance   = 0;           // Step Balance ("0" -> off parametr)

input double InpStepEquity    = 100;         // Step equity  ("0" -> off parametr)

input ulong  m_magic          = 0;           // magic number ("0" -> all magic's)

//---

ulong  m_slippage=10;                        // slippage

double m_start_balance  = 0.0;

double m_start_equity   = 0.0;

bool   m_need_close_all = false;

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

//| Expert initialization function                                   |

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

int OnInit()

  {

//---

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

      return(INIT_FAILED);

//---

   m_trade.SetExpertMagicNumber(m_magic);

   m_trade.SetMarginMode();

   m_trade.SetDeviationInPoints(m_slippage);

//---

   if(InpStepBalance>0.0)

      m_start_balance=m_account.Balance();

   if(InpStepEquity>0.0)

      m_start_equity=m_account.Equity();

//---

   return(INIT_SUCCEEDED);

  }

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

//| Expert deinitialization function                                 |

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

void OnDeinit(const int reason)

  {

//---



  }

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

//| Expert tick function                                             |

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

void OnTick()

  {

   if(m_need_close_all)

     {

      if(IsPositionExists())

        {

         CloseAllPositions();

         return;

        }

      else

         m_need_close_all=false;

     }

//---

   if(!IsPositionExists())

     {

      if(InpStepBalance>0.0)

         m_start_balance=m_account.Balance();

      if(InpStepEquity>0.0)

         m_start_equity=m_account.Equity();

     }

   else

     {

      if(InpStepBalance>0.0 && m_account.Balance()-m_start_balance>InpStepBalance)

        {

         m_need_close_all=true;

         return;

        }

      if(InpStepEquity>0.0 && m_account.Equity()-m_start_equity>InpStepEquity)

        {

         m_need_close_all=true;

         return;

        }

     }

  }

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

//| TradeTransaction function                                        |

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

void OnTradeTransaction(const MqlTradeTransaction &trans,

                        const MqlTradeRequest &request,

                        const MqlTradeResult &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 || m_magic==0))

            return(true);

//---

   return(false);

  }

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

//| Close all positions                                              |

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

void CloseAllPositions()

  {

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

      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 || m_magic==0))

            m_trade.PositionClose(m_position.Ticket()); // close a position by the specified symbol

  }

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