mtapi | MetaTrader API | REST library
kandi X-RAY | mtapi Summary
kandi X-RAY | mtapi Summary
MtApi provides a .NET API for working with famous trading platfrom MetaTrader(MetaQuotes). It is not API for connection to MT servers directly. MtApi is just a bridge between MT terminal and .NET applications designed by developers. MtApi executes MQL commands and functions by MtApi's expert linked to chart of MetaTrader. Most of the API's functions duplicates MQL interface. The project was designed using WCF framework with the intention of using flexibility to setup connections.
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QUESTION
I'm trying to make an event listener to subscribe to a tick (price) event from a FX trading application, using Python. The original application is a native 32-bit Windows app called MetaTrader4. This does not have any API, so the mtapi bridge has been designed in .NET to allow other programming languages to interact with it. The application has some events defined, two of which are: QuoteUpdate
and QuoteUpdated
.
So I would like to write a listener (delegate?) using python.net to subscribe to this event. But since I am not able to understand how the .NET code is producing these events, and neither how to properly use pythonnet, I have not been able to get this to work. I also keep running into the error:
TypeError: 'EventBinding' object is not callable
Googling this doesn't return anything useful, apart this "FIXME" comment.
Here's is my code:
...ANSWER
Answered 2020-Nov-25 at 20:04According to the mtapi documentation you linked, the code should be:
QUESTION
My data consist of a particular OHLCV object that is a bit weird in that it can only be accessed by the name, like this:
...ANSWER
Answered 2020-Dec-09 at 09:07One idea is use list comprehension for extract values to list of tuples:
QUESTION
I have to rewrite the following VB code that is subscribing to a delegate (event), into python, using python.net.
...ANSWER
Answered 2020-Nov-23 at 22:19As closely related to this answer in a similar question, the issue was in over-complicating the delegate code. We simply don't need the OnTick class and also realizing that the QuoteUpdatedHandler()
need 4 arguments, so we replace the printTick(...)
with that.
(Of course if you do want to make somethng a little more complicated or elegant, you do want to create this in a class.)
Then the equivalent Python code to for the VB delegate, become:
Community Discussions, Code Snippets contain sources that include Stack Exchange Network
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Install mtapi
Make sure you install one of the latest (3.14+) development releases of the wixtoolset. (If you use an older installer you will have to install the ancient .NET 3.5 framework, and that I am sure you will regret, if you do!).
Run the installer and wait for completion or for asking to also install the VS extensions.
Install the WiX Toolset Visual Studio Extension depending on your VS version. For example, if you use VS 2017, go here or download from their GitHub, releases.
To build the solution for MT4, you need to choose the configuration to build for x86 and start with building the MtApiInstaller. This will build all projects related to MT4:.
MtApi
MTApiService
MTConnector
MtApi5
MTApiService
MT5Connector
..\mql4\
..\mql5\
hash.mqh
json.mqh
Use the installers to setup all libraries automatically. MtApiBootstrapper and MtApi5Bootstrapper are installation package bundles that contain the installers and vc_redist Windows libraries. The installers place the MTApiService.dll into the Windows GAC (Global Assembly Cache) and copies MTConnector.dll and MT5Connector.dll into the Windows's system folder, whose location depend on your Windows OS. After installation, the MtApi.ex4 (or MtApi5.ex5) EA, must be copied into your Terminal data folder for Expert Advisors, which is normally located in: ../MQL5/Experts/. To quickly navigate to the trading platform data folder, click: File >> "Open data folder" in your MetaTrader Terminal.
For MT4, use: MtApiInstaller_setup.exe
For MT5, use: MtApi5Installer setup.exe
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