Wemerson Guimaraes / Profile

Hi... i am looking at documentation of CryptEncode function and there are a good example code... there are a function ArrayToEx that converts a uchar array to a Hexadecimal string... using StringFormat and "%.2X" as the output parameter. Well, i need

Hi all. The Stop Level of an asset can change by broker or it's every the same ? If i use the   MarketInfo(_Symbol, MODE_STOPLEVEL)   function to get the current stop level, i need to use it: Just one time, in initialization function (

Hi.. Below is my ReadUrl()   function  to read remote http sites... and works fine! But it only works with valid valid content.  If an error occurs(404, 500, etc) there is no solution so far. So i need to detect HTTP errors. Anyone

Hi all.   How can i make my own function, that accepts parameters in sequence?   Like this :   int filehandle=FileOpen(filename, FILE_READ|FILE_WRITE|FILE_CSV ); 

Hi...   Houston, we have a problem! lol How can i avoid problems with error 128 on OrderSend ? On this code... i am opening a first order, and next order is opened as a Pending SELLSTOP/BUYSTOP order  ... But, only if there is at least one

Hi all. I need to calculate the lot size based on a fixed amount of the account base currency and a StopLoss. But I need to remove the amount charged by the commission on ECN brokers. For EURUSD 5 Digit works fine... but  not for other pair like

Hello guys.   I need to change the computer clock to the broker time automatically.  I now i  has to import kernel32.dll and use SetSystemTime function , but don't know about the parameters of this function.  Does anyone know how

Hi, i am trying to compile an expert with bitmap embeded... but not works! As it's writed on the docs at  https://docs.mql4.com/runtime/resources#resource_include  i need to declare my resource using the command  #resource  to

Hi. I am trying to create an Bitmap Object using  BitmapCreate function of mql4 hqlp documentation... but nothing happens... can you help me?   //+------------------------------------------------------------------+ //| Create a bitmap in

Hi. I am trying to change the colors of an object, but the OBJPROP_BORDER_COLOR not chages...  If i try to change the Background color, works : ObjectSetInteger ( 0 , "my_rect_label" , OBJPROP_BGCOLOR , clrGreen );   But, when try to change

Hello. I am creating some label objects , and need to put them in front all elements on the graphic window... but not works. Is there any specific property for that?       My code:  void DrawBoxInformation( bool fixed= false ){

Hi guys There are any way to Open orders in MQL4 in asynchronous mode like MQL5 function  OrderSendAsync

Anyone know how to develop a multicurrency indicator ? I want to choose BETWEEN 1 to 10 different currencies and 5 bars for each currency.   But i don't know how to do this

Hi... I need to limit number of opened orders in an asset AND limit one order per candle too. See my code... it's allowing more than one orders per candle. I fixed it to allow 2 orders, but only one per candle: input bool LimitBar= true ; // Limitar

Hi,  How can i avoid error 132 MARKET IS CLOSE when opening an order ? I need to check if market is closed before opening an order

Hi,   There are internationalization options to make the comments on the parameters, and of course, the messages run in the OS language?    Example : Need to make the default language at english, and change it according to the

Hello. At the end of backtest , metatrader add all indicators used by an expert on window... but i need to add them at the start of backtest. There are any way to make it using mq4 inside an Expert ? 

hello.   There is any way to show all results from optimized tests ? Including the omitted tests ?   Example: Lets try a test that has 100 combinatios... but only 80 where displayed, and 20 testes where discarded.   I need to show

Hi guys.   There are any way to save files on the Strategy Tester ?   I try to save a report file after a test... at OnDeinit function but only works if running in Live mode... on backtest nothing saves

Hi, i need to move an label object to the current price position but not works... please see the code:   int OnInit (){       if ( ObjectFind ( "MyLabel" ) == - 1 )        ObjectCreate ( 0