//+------------------------------------------------------------------+
//|                                                     askorbid.mq5 |
//|                        Copyright 2020, MetaQuotes Software Corp. |
//|                                             https://www.mql5.com |
//+------------------------------------------------------------------+
#define KEY_NUMLOCK_1 97
#define KEY_NUMLOCK_0 96
//+-------------------------
//| Expert initialization function                                   |
//+------------------------------------------------------------------+
int OnInit()
  {
//---

//---
   return(INIT_SUCCEEDED);
  }
//+------------------------------------------------------------------+
//| Expert deinitialization function                                 |
//+------------------------------------------------------------------+
void OnDeinit(const int reason)
  {
//---

  }
//+------------------------------------------------------------------+
//| Expert tick function                                             |
//+------------------------------------------------------------------+
void OnTick()
  {
//---

  }
//+------------------------------------------------------------------+
//| ChartEvent function                                              |
//+------------------------------------------------------------------+
void OnChartEvent(const int id,
                  const long &lparam,
                  const double &dparam,
                  const string &sparam)
  {
//---
   double ask,bid;

   getAskandBid(ask,bid);

     {

      if(id==CHARTEVENT_KEYDOWN)
        {
         Print(lparam);

         switch((int)lparam)
           {
            case 97:


               Print("ASK: ",ask);
               break;

            case 96:

               Print("BID: ",bid);
               break;
           }
        }
     }
  }
//+------------------------------------------------------------------+
void getAskandBid(double&Ask,double&Bid)
//---
  {
   Ask=SymbolInfoDouble(_Symbol,SYMBOL_ASK);
   Bid=SymbolInfoDouble(_Symbol,SYMBOL_BID);
  }
//+------------------------------------------------------------------+