Using Named Pipes in MetaTrader 4
Info
The Using Named Pipes in MetaTrader 4 is a Script for MetaTrader 4 that many developers encounter the challenge of accessing the trading terminal sandbox without resorting to unsafe dlls. One of the simplest and most secure methods is to utilize standard named pipes, which function like regular file operations.
Usage
This tool is typically used for enhancing chart analysis and decision making.
Platform
This Script works exclusively on MetaTrader 4 (both build 600+ and newer versions).
Setup
Place the downloaded file in MQL4/Scripts folder via File ? Open Data Folder in MetaTrader 4.
How to Install and Use Using Named Pipes in MetaTrader 4
1. Installation: Move your script file into the MQL/Scripts directory and restart the platform.
2. Execution: Drag the script onto a chart; it will perform a one-time action, such as closing all open orders or clearing chart objects.
3. Editing: Use MetaEditor (F4) to modify code, click "Compile," and verify no errors appear in the terminal before running.
4. Removing: Scripts stop automatically, but you can remove them manually by right-clicking the chart and choosing "Remove Script."
Frequently Asked Questions
Q: How are scripts different from EAs? A: Scripts execute a single action and then stop; EAs monitor the market and trade continuously.
Q: Can I assign a hotkey to a script? A: Yes, right-click the script in the Navigator, select "Set Hotkey," and define your preferred keyboard shortcut.
Q: Why did my script stop? A: Scripts are designed to stop immediately after finishing their programmed command; this is normal behavior.
What this tool does
Many developers encounter the challenge of accessing the trading terminal sandbox without resorting to unsafe DLLs.
Typical Use Case
This Script excels in automated trading and technical analysis on MetaTrader 4.
Compatible Platform & Setup
This Script works on MetaTrader 4. Place the file in the MQL4/Scripts folder and restart the terminal.
Description & Settings
Related: modifying tester date fields using user32.dll - another powerful script for MetaTrader 4 traders.
Many developers encounter the challenge of accessing the trading terminal sandbox without resorting to unsafe DLLs. One of the simplest and most secure methods is to utilize standard named pipes, which function like regular file operations.Also recommended: Gmail Reader for MT4/MT5 using Wininet - similar script with strong performance on MetaTrader 4.
It is advisable to set fileflush() and fileseek() to the file's beginning between read and write operations.
For further details, refer to the article 'Communicating with MetaTrader 5 Using Named Pipes Without Using DLLs' for a comprehensive explanation.
You may also like: HTTP Using WinInet Directly in MQL4 - excellent alternative for script users on MetaTrader 4.
Source Code
#property copyright "robotfx"
#property link "https://robotfx.org"
int start()
{
string str_client="pipeclient on mql4 build 445";
int size_str=stringlen(str_client);
while(!isstopped())
{
extpipe=fileopen("\\\\.\\pipe\\mql5.pipe.server",file_read|file_write|file_bin);
if(extpipe>=0).......
⚠ Limitations & Risk Warning
- This tool is provided for educational and testing purposes only.
- Past performance does not guarantee future results.
- Trading involves substantial risk of loss. Use on a demo account first.
- Results may vary depending on market conditions, broker, and settings.
- We recommend thorough backtesting and forward testing before using with real funds.