NewBar

ÿþ#property copyright "Copyright \x00A9 2022, Fernando M. I. Carreiro, All rights reserved"

#property link      "https://www.mql5.com/en/users/FMIC"

#property version   "1.001"

#property strict



// Default tick event handler

   void OnTick()

   {

      // Check for new bar (compatible with both MQL4 and MQL5).

         static datetime dtBarCurrent  = WRONG_VALUE;

                datetime dtBarPrevious = dtBarCurrent;

                         dtBarCurrent  = iTime( _Symbol, _Period, 0 );

                bool     bNewBarEvent  = ( dtBarCurrent != dtBarPrevious );



      // React to a new bar event and handle it.

         if( bNewBarEvent )

         {

            // Detect if this is the first tick received and handle it.

               /* For example, when it is first attached to a chart and

                  the bar is somewhere in the middle of its progress and

                  it's not actually the start of a new bar. */

               if( dtBarPrevious == WRONG_VALUE )

               {

                  // Do something on first tick or middle of bar ...

               }

               else

               {

                  // Do something when a normal bar starts ...

               };



            // Do something irrespective of the above condition ...

         }

         else

         {

            // Do something else ...

         };



      // Do other things ...

   };