MT4 Question - Is there a way to access partial close function

//+------------------------------------------------------------------+
//|                                           PartialClose_EA_V1.mq4 |
//|                                         Copyright 2014, Iwori Fx |
//|                                              http://www.mql5.com |
//+------------------------------------------------------------------+
#property copyright "Copyright 2014, Iwori Fx"
#property link      "http://www.mql5.com"
#property version   "1.00"
#property description "\nPowered By: Iwori Fx"
#property strict
input double      Percent=50.0;
input int         Slippage=3;
input int         X_Distance=20;
input int         Y_Distance=50;
input int         Corner=1;
bool     Partial=false;
double   mult=1.0;
 
//+------------------------------------------------------------------+
//| Expert initialization function                                   |
//+------------------------------------------------------------------+
int OnInit()
{
//---
   if(Digits==1 || Digits==3 || Digits==5) mult=10.0;
  
   if(!ObjectCreate(0,"PartialClose_EA",OBJ_BUTTON,0,0,0))
   {
      Print(__FUNCTION__,
            ": failed to create the button! Error code = ",GetLastError());
      return(INIT_FAILED);
   }
   //--- set button coordinates
   ObjectSetInteger(0,"PartialClose_EA",OBJPROP_XDISTANCE,X_Distance);
   ObjectSetInteger(0,"PartialClose_EA",OBJPROP_YDISTANCE,Y_Distance);
   //--- set button size
   ObjectSetInteger(0,"PartialClose_EA",OBJPROP_XSIZE,100);
   ObjectSetInteger(0,"PartialClose_EA",OBJPROP_YSIZE,30);
   //--- set the chart's corner, relative to which point coordinates are defined
   ObjectSetInteger(0,"PartialClose_EA",OBJPROP_CORNER,Corner);
   //--- set the text
   ObjectSetString(0,"PartialClose_EA",OBJPROP_TEXT,"PARTIAL CLOSE");
   //--- set text font
   ObjectSetString(0,"PartialClose_EA",OBJPROP_FONT,"Arial");
   //--- set font size
   ObjectSetInteger(0,"PartialClose_EA",OBJPROP_FONTSIZE,9);
   //--- set text color
   ObjectSetInteger(0,"PartialClose_EA",OBJPROP_COLOR,clrBlack);
   //--- set background color
   ObjectSetInteger(0,"PartialClose_EA",OBJPROP_BGCOLOR,C'236,233,216');
   //--- set border color
   ObjectSetInteger(0,"PartialClose_EA",OBJPROP_BORDER_COLOR,clrNONE);
   //--- display in the foreground (false) or background (true)
   ObjectSetInteger(0,"PartialClose_EA",OBJPROP_BACK,false);
   //--- set button state
   ObjectSetInteger(0,"PartialClose_EA",OBJPROP_STATE,false);
   //--- enable (true) or disable (false) the mode of moving the button by mouse
   ObjectSetInteger(0,"PartialClose_EA",OBJPROP_SELECTABLE,false);
   ObjectSetInteger(0,"PartialClose_EA",OBJPROP_SELECTED,false);
   //--- hide (true) or display (false) graphical object PartialClose_EA in the object list
   ObjectSetInteger(0,"PartialClose_EA",OBJPROP_HIDDEN,false);
   //--- set the priority for receiving the event of a mouse click in the chart
   ObjectSetInteger(0,"PartialClose_EA",OBJPROP_ZORDER,0);
   //--- successful execution
//---
   return(INIT_SUCCEEDED);
}
  
  
//+------------------------------------------------------------------+
//| Expert deinitialization function                                 |
//+------------------------------------------------------------------+
void OnDeinit(const int reason)
{
//---
   ObjectDelete(0,"PartialClose_EA");
//---
}
  
//+------------------------------------------------------------------+
//| Expert PartialClose function                                     |
//+------------------------------------------------------------------+
void PartialClose()
{
//---
   int result;
  
   for (int i = OrdersTotal()-1; i >= 0; i--)
   {
      if(!OrderSelect(i, SELECT_BY_POS, MODE_TRADES)) continue;
      if(OrderSymbol() == Symbol() && (OrderType()<2) )
      {
         while(IsTradeContextBusy()) Sleep(50);
         RefreshRates();
        
         double lot = OrderLots()*Percent/100.0;
         lot = MathMax(lot,SymbolInfoDouble(_Symbol,SYMBOL_VOLUME_MIN));
         lot = MathMin(lot,SymbolInfoDouble(_Symbol,SYMBOL_VOLUME_MAX));
         double volumeStep = SymbolInfoDouble(_Symbol, SYMBOL_VOLUME_STEP);
         int digits = (int)MathCeil(MathLog10(1/volumeStep));
         lot = NormalizeDouble(lot,digits);
        
         if(OrderType() == OP_BUY)
         {
            result = OrderClose(OrderTicket(),lot,Bid,Slippage,clrGold);
         }
         else if(OrderType() == OP_SELL)
         {
            result = OrderClose(OrderTicket(),lot,Ask,Slippage,clrGold);
         }
      }
   }
   ObjectSetInteger(0,"PartialClose_EA",OBJPROP_STATE,false);
   ObjectSetString(0,"PartialClose_EA",OBJPROP_TEXT,"PARTIAL CLOSE");
   Partial=false;
  
//---
}
 
//+------------------------------------------------------------------+
//| Expert tick function                                             |
//+------------------------------------------------------------------+
void OnTick()                                                                                        //  Is this the only part to change to try that ?
{
//---
   if(Partial) PartialClose();
}
  
  
//+------------------------------------------------------------------+
//| ChartEvent function                                              |
//+------------------------------------------------------------------+
void OnChartEvent(const int id,
                  const long &lparam,
                  const double &dparam,
                  const string &sparam)
{
//---
   if(id==CHARTEVENT_OBJECT_CLICK && sparam=="PartialClose_EA")
   {
      Partial=true;
      ObjectSetString(0,"PartialClose_EA",OBJPROP_TEXT,"Wait...");
   }
}
//+------------------------------------------------------------------+

Quoting Gorraf

Disliked

Hello DragonNoob! If you want the EA to work without a tick, try to put it into an endless loop. The cycle will not start without a tick.

Ignored

Quoting Gumrai

Disliked

{quote} An endless loop will likely crash MT4, OnTimer or OnChartEvent are much better options.

Ignored

Quoting DragonNoob

Disliked

{quote} May I ask a question please. Say I have a a couple of buttons set up with different functions like buying selling etc. but I want to be able to hide them when I don't need them.What function would I have to use in your opinion? Please just ignore if you think it might a stupid answer.You have helped me plenty already

Ignored

if(id==CHARTEVENT_KEYDOWN && lparam==77) // M key pressed