EtridButtonExcemple

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

//|                                          EtridButtonExcemple.mq5 |

//|                                            Copyright 2024, Etrid |

//|                              https://www.mql5.com/ru/users/etrid |

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

#property copyright "Copyright 2024, Etrid"

#property link      "https://www.mql5.com/ru/users/etrid"

#property version   "1.00"

//---

bool draw = true;

string btnCloseAllPositions = "BtnCloseAllPositions";

//---

int x = 10;

int y = 30;

int btnHeight = 200;

int btnWidth = 50;

int btnFontSize = 12;

string btnText = "Close all positions";

//---

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

//| Expert initialization function                                   |

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

int OnInit()

{

//---

   ObjectCreate(0, btnCloseAllPositions, OBJ_BUTTON, 0, 0, 0);

//---

return(INIT_SUCCEEDED);

}

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

//| Expert deinitialization function                                 |

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

void OnDeinit(const int reason)

{

//---

   ObjectDelete(0, btnCloseAllPositions);

}

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

//| Expert Event function                                            |

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

void OnChartEvent(const int id,         // 845=B8D8:0B>@ A>1KB8O   

                  const long& lparam,   // ?0@0<5B@ A>1KB8O B8?0 long 

                  const double& dparam, // ?0@0<5B@ A>1KB8O B8?0 double 

                  const string& sparam  // ?0@0<5B@ A>1KB8O B8?0 string 

)

{

   string symbol = "ALLSYMBOLS";

   

   if(ObjectGetInteger(0, btnCloseAllPositions, OBJPROP_STATE) == true)

   {

      ClosePositions(symbol);

      if(GetPositionsTotal(symbol) == 0)

      {

         ObjectSetInteger(0, btnCloseAllPositions, OBJPROP_STATE, 0, false);

      }

   }

}

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

//| Expert tick function                                             |

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

void OnTick()

{

//---

   Draw();

}

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

//| Expert Start function                                            |

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

void Draw()

{

   if(draw)

   {

      ObjectSetInteger(0, btnCloseAllPositions, OBJPROP_XDISTANCE, x); 

      ObjectSetInteger(0, btnCloseAllPositions, OBJPROP_YDISTANCE, y); 

      ObjectSetInteger(0, btnCloseAllPositions, OBJPROP_XSIZE, btnHeight); 

      ObjectSetInteger(0, btnCloseAllPositions, OBJPROP_YSIZE ,btnWidth);

      ObjectSetInteger(0, btnCloseAllPositions, OBJPROP_FONTSIZE, btnFontSize);

      ObjectSetInteger(0, btnCloseAllPositions, OBJPROP_BGCOLOR, clrOrange); 

      ObjectSetString(0, btnCloseAllPositions, OBJPROP_TEXT, btnText);

      

      draw = false;

   }

}

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

//| Get total positions by symbol                                    |

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

int GetPositionsTotal(string symbol)

{

   int count = 0;

   for(int i = 0; i < PositionsTotal(); i++)

   {

      PositionGetTicket(i);

      if(PositionGetString(POSITION_SYMBOL) == symbol || symbol == "ALLSYMBOLS")

      {

         count++;

      }

   }

   return count;

}

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

//| close positions by symbol                                        |

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

void ClosePositions(string symbol)

{

   for(int i = 0; i < PositionsTotal(); i++)

   {

      ulong ticket = PositionGetTicket(i);

      if(PositionGetString(POSITION_SYMBOL) == symbol || symbol == "ALLSYMBOLS")

      {

         ClosePosition(ticket);

      }

   }

}

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

//| Close position                                                   |

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

void ClosePosition(ulong ticket)

 {

   MqlTradeRequest request= {};

   MqlTradeResult  result= {};



   ZeroMemory(request);

   ZeroMemory(result);



   PositionSelectByTicket(ticket);

   string symbol = PositionGetString(POSITION_SYMBOL);

   double volume = PositionGetDouble(POSITION_VOLUME);



   request.action     =  TRADE_ACTION_DEAL;            // actyion type

   request.position   =  ticket;                       // position ticket

   request.symbol     =  symbol;                       // symbol

   request.volume     =  volume;                       // volume

   request.deviation  =  5;                            // deviation

   request.magic      =  OrderGetInteger(ORDER_MAGIC); // MagicNumber position



//---

   if(PositionGetInteger(POSITION_TYPE)  ==  ORDER_TYPE_BUY)

   {

      request.price  =  SymbolInfoDouble(symbol,SYMBOL_BID);

      request.type   =  ORDER_TYPE_SELL;

   }

   else

   {

      request.price  =  SymbolInfoDouble(symbol,SYMBOL_ASK);

      request.type   =  ORDER_TYPE_BUY;

   }

//---

   OrderSend(request,result);

}