petermitchell / Profile

There is an indicator provided with MT4 called SimplePanel. It can be found in Indicators/Examples. This demonstrates the use of an object oriented technique for drawing graphical objects. Does anyone know where I can find some documentation on how

I have noticed that MT4 Build 600+ makes a double call to OnInit() and OnDeinit() when you change the parameters by clicking on the smiley face. In the Experts log you will observe the sequence: Expert EURUSD,M30: initialized Expert EURUSD,M30

I am updating my EAs to work with the latest release of MT4 Version 4.0 Build 600. Everything has ported across to the new compiler with relative ease, however InternetOpenUrlA is now returning an error. I am using the following code. Can anyone

I am getting an error 131 "Invalid Trade Volume " when I place an order using Lots rounded to two decimal places. However, MarketInfo (Symbol(),MODE_LOTSTEP) returns 0.01 indicating that I should be able to use two decimal places for Lot