#property copyright "Copyright © 2011, Christian Payne"
#property link      "http://christianpayne.com.au"

#property indicator_chart_window
#property indicator_buffers 1
#property indicator_color1 Red
//---- input parameters
 
//---- buffers
double InsideBar[];

static datetime alert.allowed;
string msg;
//+------------------------------------------------------------------+
//| Custom indicator initialization function                         |
//+------------------------------------------------------------------+
int init()
  {
//---- indicator buffers mapping  
    SetIndexBuffer(0,InsideBar);
//---- drawing settings
    SetIndexStyle(0,DRAW_ARROW);
    SetIndexArrow(0,252);
//----
    SetIndexEmptyValue(0,0.0);
//---- name for DataWindow
    SetIndexLabel(0,"Inside Bar");
    
//---- initialization done   
   return(0);
  }

int deinit()
  {
//----
    ObjectsDeleteAll();
    int err = 0;
    err=GetLastError();
    if (err != 0)
    {
    // Alert(Symbol() + " error ib1: (",err,")");
    }
    
     return(0);

  }

int start()
  {
   int i,nCountedBars;
   // http://docs.mql4.com/customind/IndicatorCounted
   nCountedBars = IndicatorCounted();
//---- last counted bar will be recounted    
   if(nCountedBars<=2)
      i=Bars-nCountedBars-3;
   if(nCountedBars>2)
     {
      nCountedBars--;
      i=Bars-nCountedBars-1;
     }

   int j = 0;
   while(i>=1)
   {
      if (Low[i + 1] < Low[i] && High[i + 1] > High[i]) 
      {
         InsideBar[i] = High[i] + (50 * Point);
      }
      else if (Low[i + 2] < Low[i] && High[i + 2] > High[i] && Low[i + 2] < Low[i+1] && High[i + 2] > High[i+1]) 
      {
         InsideBar[i] = High[i] + (50 * Point);
      }
      else
      {
         InsideBar[i] = 0;
      }   
      
      i --;
   }
   
   if (Low[2] < Low[1] && High[2] > High[1] && CurTime() >= alert.allowed) 
   {
      alert.allowed = CurTime() + 10 *60; // No more alerts for 10 minutes.  Change the '10' to suite
      msg = "Inside bar Trigger - " + Symbol() + " " + TimeToStr(CurTime(), TIME_DATE) + ":" +  TimeToStr(CurTime(), TIME_SECONDS);
      //SendMail("Inside bar Trigger - " + Symbol(), msg);
      Alert(msg);
   }
   
   return(0);
  }