MQ L Plus Enhanced Error Handler Support
This software component for MetaTrader 5 is built to enhance the capabilities of your trading environment. This library provides a collection of modular, reusable code. It is utilized by developers to organize common functions, allowing for the integration of complex logic across multiple Expert Advisors, indicators, or scripts without the need for code duplication.
How to Setup and Use MQ L Plus Enhanced Error Handler Support
1. Storage: Place library files in the MQL/Libraries directory to ensure they are accessible to your projects.
2. Implementation: Include the library in your code using the #import directive, ensuring you match the exact function names and parameters.
3. Compilation: Ensure the library is present in the directory before you compile your main EA or script, as the compiler links them during this phase.
4. Management: Keep libraries organized in sub-folders if you manage many custom functions to maintain a clean project structure.
Frequently Asked Questions
Q: What is a library file used for? A: Libraries store reusable code modules, allowing you to centralize common logic used by multiple EAs or indicators.
Q: Is a library executable? A: No, libraries are non-executable files containing functions; they must be imported into an EA, indicator, or script to function.
Q: Can I update a library while the platform is running? A: You should compile your EA or script after updating a library to ensure the latest code changes are integrated.
Description & Settings
Change-Log 4.2
Bugfixes, compatibilitishues resolved.
Fixed error in UserErrorHandler function signature.
Change-Log 4.0
Recreated the whole code structure to support shared library compilation as wel las header include compilation
Supports external CSV-File as supply for mql error codes
Is MQL4 compatible
All MQL4 and MQL5 Languages are included
Supports MQL API function shadowing to be turned on or off
From now on the project is distributed as shared project over MQL cloud storage. You are welcome to contribute to the code.
You will need "MQLplus Include Library Collection" Project. optionally add the "MQLplus Enhanced Error Handler Library" Project to your files to have the shared binary library compiled as well as get an example project, showing the usage of the library.
Change-Log 3.12
Massive improvements to all aspects of the errror code generation and handling
Compatibility with MQL4 integrated
Support for user supplied OnError() function definition, see beginning of lib_error.mql-file
Overwrite Built-In function SetUserError()
Translation of error messages to almost all supported languages by MQL
Encapsulates error code and text handling.
Supported features:
User defined error codes
Error code groups
Customizable output string
Seemless integration
Error code handling and error code resolving to text messages is a pain. This include file will solve some of the daily issues of handling error codes.
Example output:
This output was produced by ObjectGetInteger() in exaple code below.
Example code:
