Symbol_Tick_Chart

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

//|                                            Symbol_Tick_Chart.mq4 |

//|                                     Copyright 2020,JAFFER WILSON |

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

#property copyright "Copyright 2020,JAFFER WILSON"

#property version   "1.00"

#property indicator_chart_window

#property strict 



// >60;C9AB0, @0A:><<5=B8@C9B5 2:;NG05<K9 D09;

//#include <WinUser32.mqh>



int ExtPeriodMultiplier=1;

int        ExtHandle=-1;

int last_fpos,i_time,obj_count,i_period;

datetime last_visit;

int    hwnd=0;

datetime last_time;

string c_symbol;

int OnInit()

  {

   hwnd=0;

   int    version=400;

   string c_copyright;

   c_symbol=Symbol()+"_tick";

   i_period=Period()*ExtPeriodMultiplier;

   int    i_digits=Digits;

   int    i_unused[13];

//----

   ExtHandle=FileOpenHistory(c_symbol+i_period+".hst",FILE_BIN|FILE_WRITE|FILE_SHARE_WRITE|FILE_SHARE_READ);

   if(ExtHandle < 0)

      return(-1);

   c_copyright="(C)opyright 2020-, Jaffer Wilson.";

   FileWriteInteger(ExtHandle, version, LONG_VALUE);

   FileWriteString(ExtHandle, c_copyright, 64);

   FileWriteString(ExtHandle, c_symbol, 12);

   FileWriteInteger(ExtHandle, i_period, LONG_VALUE);

   FileWriteInteger(ExtHandle, i_digits, LONG_VALUE);

   FileWriteInteger(ExtHandle, 0, LONG_VALUE);

   FileWriteInteger(ExtHandle, 0, LONG_VALUE);

   FileWriteArray(ExtHandle, i_unused, 0, 13);

   i_time=0;



   last_fpos = FileTell(ExtHandle);

   FileFlush(ExtHandle);

   Print("i_time: ",i_time,"  last_fpos: ",last_fpos);

   last_time=LocalTime()-5;

   last_time=Time[0];

   return(INIT_SUCCEEDED);

  }

int OnCalculate(const int rates_total,

                const int prev_calculated,

                const datetime &time[],

                const double &open[],

                const double &high[],

                const double &low[],

                const double &close[],

                const long &tick_volume[],

                const long &volume[],

                const int &spread[])



  {

   if(last_visit!=time[rates_total-1])

     {

      last_visit=time[rates_total-1];

     }

   int cur_time=LocalTime();

//---- check for new rates

   FileSeek(ExtHandle,last_fpos,SEEK_SET);

   i_time+=PeriodSeconds()*ExtPeriodMultiplier;

   MqlTick tick;

   SymbolInfoTick(Symbol(),tick);

   double d_close = tick.bid;

//----

   FileWriteInteger(ExtHandle, i_time, LONG_VALUE);

   FileWriteDouble(ExtHandle, d_close, DOUBLE_VALUE);

   FileWriteDouble(ExtHandle, d_close, DOUBLE_VALUE);

   FileWriteDouble(ExtHandle, d_close, DOUBLE_VALUE);

   FileWriteDouble(ExtHandle, d_close, DOUBLE_VALUE);

   FileWriteDouble(ExtHandle, 1, DOUBLE_VALUE);

   FileFlush(ExtHandle);

   last_fpos = FileTell(ExtHandle);

//----

   if(hwnd==0)

     {

      hwnd=WindowHandle(c_symbol,i_period);

      if(hwnd!=0)

         Print("Chart window detected");

     }



// >60;C9AB0, @0A:><<5=B8@C9B5 =865?@82545==K5 AB@>:8 ?>A;5 703@C7:8 D09;0

//if(hwnd!=0)// && cur_time-last_time>=2)

//  {

//   PostMessageA(hwnd,WM_COMMAND,33324,0);

//   last_time=cur_time;

//  }







   return(rates_total);

  }



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

//|                                                                  |

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

void deinit()

  {

   if(ExtHandle>=0)

     {

      FileClose(ExtHandle);

      ExtHandle=-1;

     }

  }

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