//+------------------------------------------------------------------+
//|                                                         BADX.mq4 |
//|                                           Copyright © 2011, AM2. |
//|                                        http://www.metaquotes.net |
//+------------------------------------------------------------------+

#property copyright "Copyright © 2011, AM2."
 
#define MagicNumber  20110217

extern double StopLoss   = 950;
extern double TakeProfit = 950;
extern double ADXPeriod  = 30;
extern double BBPeriod   = 10;
extern double BBDev      = 1.5;
extern int Level         = 20;
extern double Lot        = 2;
bool b=true, s=true;

//+------------------------------------------------------------------+
//| Calculate open positions                                         |
//+------------------------------------------------------------------+
int CalculateCurrentOrders(string symbol)
  {
   int pos=0;
//----
   for(int i=0;i<OrdersTotal();i++)
     {
      if(OrderSelect(i,SELECT_BY_POS,MODE_TRADES)==false) break;
      if(OrderSymbol()==Symbol() && OrderMagicNumber()==MagicNumber)
        {
         if(OrderType()==OP_BUY || OrderType()==OP_SELL)  pos++;
        }
     }
//---- return orders volume
   if(pos>0) return(pos);
    }
//+------------------------------------------------------------------+
//| Check for open order conditions                                  |
//+------------------------------------------------------------------+
void CheckForOpen()
  {
//---- go trading only for first tiks of new bar
   if(Volume[0]>1) return;  
//----   
   int    res;  
//---- get Indicatorrs 
   double bbh=iBands(NULL,0,BBPeriod,BBDev,0,PRICE_CLOSE,MODE_UPPER,0);
   double bbl=iBands(NULL,0,BBPeriod,BBDev,0,PRICE_CLOSE,MODE_LOWER,0);
   double adx=iADX(NULL,0,ADXPeriod,PRICE_CLOSE,MODE_MAIN,0);

//---- buy 
   if(adx<Level && Ask<bbl && b)  
     {
      res=OrderSend(Symbol(),OP_BUY,Lot,Ask,3,Ask-StopLoss*Point,Ask+TakeProfit*Point,"",MagicNumber,0,Blue);
      b=false; s=true;
      return;
     }        
//---- sell   
   if(adx<Level && Bid>bbh && s) 
     {
      res=OrderSend(Symbol(),OP_SELL,Lot,Bid,3,Bid+StopLoss*Point,Bid-TakeProfit*Point,"",MagicNumber,0,Red);
      b=true; s=false;
      return;
     }   
  }  
//+------------------------------------------------------------------+
//| Start function                                                   |
//+------------------------------------------------------------------+
void start()
  {
//---- check for history and trading
   if(Bars<100 || IsTradeAllowed()==false) return;
//---- calculate open orders by current symbol
   if(CalculateCurrentOrders(Symbol())==0) CheckForOpen();
//----
  }
//+------------------------------------------------------------------+