chartrefresh

//+------------------------------------------------------------------+
//|                                                 ChartRefresh.mq4 |
//|                                                      sanyooooook |
//|                                                 http://sn-bot.ru |
//+------------------------------------------------------------------+
#property copyright "sanyooooook"
#property link      "http://sn-bot.ru"
#property version   "1.00"
#property strict
#include <WinUser32.mqh>
int      hwnd=0,cnt=0;
//+------------------------------------------------------------------+
//| Script program start function                                    |
//+------------------------------------------------------------------+
void OnStart()
  {
//---
   datetime last_time=LocalTime()-5;
   while(!IsStopped())
     {
      datetime cur_time=LocalTime();
      if(hwnd==0)
        {
         hwnd=WindowHandle(Symbol(),Period());
         if(hwnd!=0)
            Print("Chart window detected");
        }
      //--- refresh window not frequently than 1 time in 2 seconds
      if(hwnd!=0 && cur_time-last_time>=2)
        {
         PostMessageA(hwnd,WM_COMMAND,33324,0);
         last_time=cur_time;
        }
      Sleep(100);
     }
  }
//+------------------------------------------------------------------+