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I noticed the ORDER_EXTERNAL_ID in the order properties docs. Docs say:  Order identifier in an external trading system (on the Exchange) Does that mean external as in we can input an ID there? If so how can we set this value? This would be

Given an example class below, I would like to be able to use it with values, pointers and structs. This issue is that structs can only be passed by reference which gives me a lot of headaches trying to make my own personal library.  See the

We have interfaces in MQL but they really don't provide much value than just using an abstract base class in my opinion. Interfaces become alive when you can inherit a class from multiple interfaces. interface IIsStringable {    string

In a custom trade class I am updating, I just want to detect if the stop loss size is too small and display a helpful message if it is the case. Here is my code, it's custom but self explanatory bool Trade::CheckStopLimits( const TradeOrder

I've got a custom trade setup box built that I want the user to be able to customize with the sliders. The sliders are a canvas obj _topCircle = new CCanvas(); if ( !_topCircle.CreateBitmap(_capi.GetChartID(), 0 , "_btn_box_resizer_1"

When creating an embedded chart... bool EmbeddedChart::Create() {    ResetLastError ();       if (! ObjectCreate (_chartID,_name, OBJ_CHART , 0 , 0 , 0 )) {        printf ( "[%s ERROR]

In many projects I've come a cross this issue where the events start playing up if you introduce more than one panel.  In some cases I would like a dialog popup to change some settings/get user input/display detailed info etc. Please does anyone

Howdy,  I want to use the Stdlib CHashMap in my class. However I can't seem to get past the declaration  🤬 class CurrencyIndexPanel : public Leaderboard {    private :       

Is there a way to arrange existing chart open windows via code? I want to programatically have the ability to re arrange the existing chart order around to make sure charts I want to focus on the most, are at the front. I was hoping there was

I am try to restart an optimization process after I updated the code. Every time I want to run the optimization process from the beginning, the optimizer remembers what iteration it was up to in the previous run, and starts from there again. I don't

I am having some issues with the CopyX functions. CopyTime, CopyClose etc It seems like when you call them, and the data is not there - the functions will return -1, and seem to asynchronously fetch the data you request. So if you call CopyX a second

Hi guys, I am trying to convert some code from mql4, and I can't get the HISTROGRAM2 drawing to work properly. I wrote this simple test indicator, but I am getting the completely wrong prices in the print statement, almost like an error resulting in

I would like to shade the area between two emas. I know there has been some discussion on this, but I can't find the right solution... I just bought a dell alienware, and it has a 4k screen. So I thought I would mention that I am dealing with high

Hey coders I am just trying to advance my OOP skills here.  I have an array of struct datatype...  struct square {    double       resistance,       support;   

Sometimes I've come across EAs and indicators that are bundle into a exe file, which makes installation easier by putting all the right files in the all right folders to make it less confusing for the user to install. Apparently there are ones out

Dear Mql4ers, I would like to create some code that will read all the horizontal price levels that was placed by the user via the horizontal line tool in the terminal. I have some code that knows there are levels on the chart...  int

Hey everyone, learning to uses classes to neaten up my coding and get with the times. I am doing a basic moving average class set. I have created the base moving average class  - which seems to work ok. Now I am trying to make an exponential

I have an indicator which will send notifications when candle patterns are detected. On only want it to run when the code sees a new candle as formed. I record the current candle open time to a file. So if the indicator is closed, and re-opened it