parabolic sar alerts need in only M15 and H4

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//+------------------------------------------------------------------+
//|                                                    Parabolic.mq4 |
//|                      Copyright © 2004, MetaQuotes Software Corp. |
//|                                       http://www.metaquotes.net/ |
//+------------------------------------------------------------------+
#property copyright "Copyright © 2004, MetaQuotes Software Corp."
#property link      "http://www.metaquotes.net/"

#property indicator_chart_window
#property indicator_buffers 1
#property indicator_color1 Lime
//---- input parameters
extern double    Step=0.02;
extern double    Maximum=0.2;
//---- buffers
double SarBuffer[];
//----
int    save_lastreverse;
bool   save_dirlong;
double save_start;
double save_last_high;
double save_last_low;
double save_ep;
double save_sar;
//+------------------------------------------------------------------+
//| Custom indicator initialization function                         |
//+------------------------------------------------------------------+
int init()
  {
//---- indicators
   SetIndexStyle(0,DRAW_ARROW);
   SetIndexArrow(0,159);
   SetIndexBuffer(0,SarBuffer);
//----
   return(0);
  }
//+------------------------------------------------------------------+
//|                                                                  |
//+------------------------------------------------------------------+
void SaveLastReverse(int last,int dir,double start,double low,double high,double ep,double sar)
  {
   save_lastreverse=last;
   save_dirlong=dir;
   save_start=start;
   save_last_low=low;
   save_last_high=high;
   save_ep=ep;
   save_sar=sar;
  }
//+------------------------------------------------------------------+
//| Parabolic Sell And Reverse system                                |
//+------------------------------------------------------------------+
int start()
  {
   static bool first=true;
   bool   dirlong;
   double start,last_high,last_low;
   double ep,sar,price_low,price_high,price;
   int    i,counted_bars=IndicatorCounted();
//----
   if(Bars<3) return(0);
//---- initial settings
   i=Bars-2;
   if(counted_bars==0 || first)
     {
      first=false;
      dirlong=true;
      start=Step;
      last_high=-10000000.0;
      last_low=10000000.0;
      while(i>0)
        {
         save_lastreverse=i;
         price_low=Low[i];
         if(last_low>price_low)   last_low=price_low;
         price_high=High[i];
         if(last_high<price_high) last_high=price_high;
         if(price_high>High[i+1] && price_low>Low[i+1]) break;
         if(price_high<High[i+1] && price_low<Low[i+1]) { dirlong=false; break; }
         i--;
        }
      //---- initial zero
      int k=i;
      while(k<Bars)
        {
         SarBuffer[k]=0.0;
         k++;
        }
      //---- check further
      if(dirlong) { SarBuffer[i]=Low[i+1]; ep=High[i]; }
      else        { SarBuffer[i]=High[i+1]; ep=Low[i]; }
      i--;
     }
    else
     {
      i=save_lastreverse;
      start=save_start;
      dirlong=save_dirlong;
      last_high=save_last_high;
      last_low=save_last_low;
      ep=save_ep;
      sar=save_sar;
     }
//----
   while(i>=0)
     {
      price_low=Low[i];
      price_high=High[i];
      //--- check for reverse
      if(dirlong && price_low<SarBuffer[i+1])
        {
         SaveLastReverse(i,true,start,price_low,last_high,ep,sar);
         start=Step; dirlong=false;
         ep=price_low;  last_low=price_low;
         SarBuffer[i]=last_high;
         i--;
         continue;
        }
      if(!dirlong && price_high>SarBuffer[i+1])
        {
         SaveLastReverse(i,false,start,last_low,price_high,ep,sar);
         start=Step; dirlong=true;
         ep=price_high; last_high=price_high;
         SarBuffer[i]=last_low;
         i--;
         continue;
        }
      //---
      price=SarBuffer[i+1];
      sar=price+start*(ep-price);
      if(dirlong)
        {
         if(ep<price_high && (start+Step)<=Maximum) start+=Step;
         if(price_high<High[i+1] && i==Bars-2)  sar=SarBuffer[i+1];

         price=Low[i+1];
         if(sar>price) sar=price;
         price=Low[i+2];
         if(sar>price) sar=price;
         if(sar>price_low)
           {
            SaveLastReverse(i,true,start,price_low,last_high,ep,sar);
            start=Step; dirlong=false; ep=price_low;
            last_low=price_low;
            SarBuffer[i]=last_high;
            i--;
            continue;
           }
         if(ep<price_high) { last_high=price_high; ep=price_high; }
        }
      else
        {
         if(ep>price_low && (start+Step)<=Maximum) start+=Step;
         if(price_low<Low[i+1] && i==Bars-2)  sar=SarBuffer[i+1];

         price=High[i+1];
         if(sar<price) sar=price;
         price=High[i+2];
         if(sar<price) sar=price;
         if(sar<price_high)
           {
            SaveLastReverse(i,false,start,last_low,price_high,ep,sar);
            start=Step; dirlong=true; ep=price_high;
            last_high=price_high;
            SarBuffer[i]=last_low;
            i--;
            continue;
           }
         if(ep>price_low) { last_low=price_low; ep=price_low; }
        }
      SarBuffer[i]=sar;
      i--;
     }
//   sar=SarBuffer[0];
//   price=iSAR(NULL,0,Step,Maximum,0);
//   if(sar!=price) Print("custom=",sar,"   SAR=",price,"   counted=",counted_bars);
//   if(sar==price) Print("custom=",sar,"   SAR=",price,"   counted=",counted_bars);
//----
   return(0);
  }
//+------------------------------------------------------------------+

i need alerts on M15 AND H4 time frames,

when first dot appears above price,need alerts as( time,parabolic SELL currency pair).

when first dot appears below price,need alerts as(time,parabolic BUY currency pair).

when parabolic appears in any currency pair,this indicator alert me to move.

thanks one and all,

plzz set alerts for me

thanks once again

Files:
parabolic.mq4  6 kb
 

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