Xfrx Documentation -

1. Introduction to XFRX

  • Overview: Start with a brief introduction to XFRX. What is it? What problem does it solve? Who is it for?
  • Purpose of Documentation: Explain the purpose of the documentation and what readers can expect to learn or find within it.

Step 2: Set the Output Target

You must tell XFRX where to save the file and what format to use.

  • PDF: PDF
  • Excel: XLS (or XLSX)
  • Word: DOC (or RTF)
  • HTML: HTML

Syntax: loXFRX.SetTarget("Format", "OutputFileName")

3.4 PDF Security and Metadata

The docs reveal:

  • SetPDFEncryption(128, "userpwd", "ownerpwd")
  • SetPDFEmbedFonts(.T.) – critical for consistent rendering.
  • SetPDFProducer("Your Company Name") – overwriting the default “XFRX” tag.

Step 3: XFRX Listener Code

LOCAL loXFRX, lcOutput
lcOutput = "C:\Invoices\INV_" + TRANSFORM(DATE()) + ".pdf"

loXFRX = EVALUATE("XFRX('XFRX#LISTENER')")
WITH loXFRX
.SetOutputFormat("PDF")
.SetFileName(lcOutput)
.SetPDFACompliance(1)   * PDF/A-1b for archiving
.SetPDFCompression(9)   * Max compression
.SetPDFEmbedFonts(.T.)
.SetPDFMetadata("Author", "Your Company")
.SetPDFEncryption(0, "", "admin123")  * Owner password only
ENDWITH


REPORT FORM invoice FRX loXFRX
loXFRX.Close()
RELEASE loXFRX

Conclusion: Documentation as a Force Multiplier

The keyword "XFRX documentation" is not just a search term—it is the difference between a fragile, mysterious reporting system and a robust, maintainable one. While XFRX is remarkably intuitive for simple exports, its depth (multi-language reports, digital signatures, streaming output) is only accessible through diligent study of the manual.

Remember: every hour spent reading the XFRX documentation saves you ten hours of debugging corrupted PDFs or misaligned Excel columns. Bookmark the official source, memorize the listener pattern, and keep a PDF copy on your development machine. xfrx documentation

Pro Tip: Search within the .CHM file using the F1 key while coding in the VFP IDE. XFRX registers its own context-sensitive help for its class library—a feature most developers overlook.

Epilogue — The Living Manual

XFRX's documentation was not an afterthought but a living manual. It had tests, linting, and docs-as-code practices. New contributors learned the codebase from the docs; new users solved incidents with the playbooks. Over time, the library became less about moving bytes and more about transferring trust: trust that operations are recoverable, trust that failures are explainable, trust that the system can evolve without leaving users stranded.

The README.md remained, but it now linked to a thousand pages. Whenever someone asked, "How do I move data with XFRX?" the Documentation Desk answered: "Follow the quickstart, understand the policies, instrument your pipelines, and if something breaks, gather a transport bundle and follow the troubleshooting playbook." That was enough — most of the time — and when it wasn't, maintainers added another page, another example, another small lamp to keep the path forward lit.

— End

XFRX is a powerful report engine and converter designed for Visual FoxPro (VFP) applications. It enables developers to transform standard VFP reports (FRX files) into various electronic formats and provides an advanced, localizable report previewing tool. Core Capabilities

Format Conversion: Effortlessly export VFP reports to a wide range of formats including PDF, DOC/DOCX, XLS/XLSX, HTML, RTF, TXT, and various image types (BMP, PNG, JPEG, GIF, TIFF).

Advanced Previewer: Includes a localizable previewer with built-in search, hyperlinks, and drill-down support. Overview : Start with a brief introduction to XFRX

No External Dependencies: Generate PDF, HTML, and RTF documents directly without requiring third-party drivers like Adobe Acrobat.

Legacy & Modern Support: Compatible with VFP 5.0 through 9.0. In VFP 9.0, it integrates directly with the native report listener architecture.

Custom Manipulation: Use the XFRX#DRAW class to modify report content programmatically, adding graphics or custom objects before final export. Technical Implementation

To integrate XFRX, you typically initialize one of three main classes depending on your VFP version and needs: XFRX#INIT: The primary class for VFP versions 5 through 8.

XFRX#LISTENER: Specifically for VFP 9's listener-based reporting.

XFRX#DRAW: Used for direct document creation and manipulation. Example Initialization:

LOCAL loSession loSession = EVALUATE("xfrx('XFRX#INIT')") IF loSession.SetParams("output.pdf", , , , , , "PDF") = 0 loSession.ProcessReport("myreport.frx") loSession.Finalize() ENDIF Use code with caution. Copied to clipboard Licensing Step 2: Set the Output Target You must

XFRX is a royalty-free product. Once purchased, it can be distributed with your VFP applications at no additional cost to end-users.

For further details, you can visit the Official XFRX Documentation on Confluence or the Eqeus Website. 0 listener examples? XFRX Documentation - Confluence

XFRX is a comprehensive reporting tool for Visual FoxPro (VFP) that enables high-fidelity output to PDF, Excel, HTML, and other formats through traditional session objects or VFP 9.0 listeners. Key features detailed in the documentation include robust PDF encryption and PDF/A support, customizable built-in previewers, and simplified deployment via inclusion in VFP project files. For the full, detailed feature set and documentation, visit XFRX Documentation

2.1 The FLL Foundation

At its core, XFRX relies on a compiled FoxPro Link Library (FLL). This binary file contains the low-level logic required to process the binary FRX report definition files and translate drawing commands (lines, shapes, text) into file structures specific to the target format (e.g., the object stream of a PDF). This ensures high performance and low memory overhead during the generation process.

2. Merging Multiple Reports into One PDF

Example from the docs:

loPDF = NewObject('xfrxlistenerpdf', 'xfrx.prg')
loPDF.SetFileName(“Combined.pdf”)
REPORT FORM invoice1 OBJECT loPDF
REPORT FORM invoice2 OBJECT loPDF
loPDF.CloseDocument()

No external PDF toolkit required.