ONLINE HELP
 WINDEV, WEBDEV AND WINDEV MOBILE

Version: 2026
<PDF reader>.NbSignatures (Function)
Gets the number of signatures in a PDF Reader control.
<PDF reader>.AddWatermark (Function)
Adds a watermark to all the pages of a PDF file in a PDF Reader control.
PDF file functions
PDF file functions
PDF printing: Special cases
Specific features of print in PDF format
State "form with input": input in a PDF form
The report editor can be used to create form reports, which include different controls allowing users to enter data...
Printing to PDF
WINDEV, WEBDEV and WINDEV Mobile allow you to create a PDF file during a print...
<PDF reader>.GetSignature (Function)
Gets the signature of a PDF document as a buffer.
<PDF reader>.GetSignatureDate (Function)
Gets the date of one of the signatures of a PDF document.
PDF file functions (prefix syntax)
PDF file functions
Manipulating PDF files
PDF is one of the most widely used formats for sending and storing electronic documents...
MarkdownToPDF (Function)
Converts a Markdown string (or buffer) to a buffer containing a PDF document.
PDFClose (Function)
Closes the PDF file loaded in memory in a pdfDocument variable.
<pdfPage variable>.AddImage (Function)
Adds an image to a page in an existing PDF file.
PDFMerge (Function)
Merges several PDF files into a single PDF file. Files are merged one after the other. The paths of the PDF files can be included in an array.
Image control in a window
This help page presents the characteristics of an Image control found in a window...
<pdfDocument variable>.GetSignatureDate (Function)
Gets the date of one of the signatures of a PDF document.
PDFPassword (Function)
Protects a PDF document with a password.
PageNumber (Property)
The PageNumber property is used to:
  • get and change the number of the page displayed in an Image control ("multi-page" image files)
  • get and change the page number of a PDF file displayed in an Image control of a window
  • get and change the page number of a PDF file displayed in the background of a report.
<pdfDocument variable>.VerifySignatures (Function)
Checks the validity of PDF signatures.
Note: This function is only available from version 2025 Update 1.
PDFAddImage (Function)
Adds an image to a page in an existing PDF file.
BitmapInfo (Function)
Retrieves the characteristics of an image file or the characteristics of a PDF file:
  • format.
  • width and height.
  • number of bits per pixel.
  • area of transparency.
  • alpha channel.
iAddAttachment (Function)
Adds an attachment in a PDF file generated by a PDF print export.
TwainToPDF (Function)
Allows:
  • save the document coming from the Twain device in a PDF file.
  • view the document coming from the Twain device in the user interface of device.
  • save the document coming from the Twain device directly in memory in PDF format (in a buffer).
Report based on a form
The report editor gives you the ability to print reports on pre-printed forms (image file or PDF file)...
<pdfDocument variable>.AddWatermark (Function)
Adds a watermark to all the pages of an existing PDF file.
<pdfDocument variable>.NbSignatures (Function)
Gets the number of signatures in a PDF document.
OpenDocument (Function)
Opens a document in a new modeless window using the appropriate WINDEV editor.
Starting with WINDEV Suite 2025 - Update 2 (subscription version), diagrams are opened using the diagram editor.
iAddBookmark (Function)
Adds a bookmark in the report viewer or when exporting to PDF.
PDFControlInfoXY (Function)
Returns the characteristics of an interactive control currently hovered over in a PDF Reader control.
This function is only available in subscription-based versions, starting with WINDEV Suite 2025 - Update 3.
<Scanner variable>.ToPDF (Function)
Saves a document from a scanner to a PDF file.
PDFMergeWithPassword (Function)
Merges several password-protected PDF files into a single PDF file.
PDFVerifySignatures (Function)
Checks the validity of PDF signatures.
Note: This function is only available from version 2025 Update 1.
PDFAddWatermark (Function)
Adds a watermark to all or some pages of an existing PDF file.
DocToPDF (Function)
Converts a Word Processing document into a PDF file.
<pdfDocument variable>.GetSignature (Function)
Gets the signature of a PDF document as a buffer.
<Word Processing>.ToPDF (Function)
Converts a Word Processing document into a PDF file.
PDFOpen (Function)
Opens a PDF document and loads it in a pdfDocument variable.
ImageInfo (Function)
Retrieves the characteristics of an image file or the characteristics of a PDF file:
  • format.
  • width and height.
  • number of bits per pixel.
  • area of transparency.
PDFGetSignatureDate (Function)
Gets the date of one of the signatures of a PDF document.
iParameterPDF (Function)
Defines the options for the generated PDF file.
Print modes of a report
Several print modes are available for a report.
PDFGetSignature (Function)
Gets the signature of a PDF document as a buffer.
ScanToPDF (Function)
Saves a document from a scanner to a PDF file.
<pdfPage variable>.AddWatermark (Function)
Adds a watermark to a page of an existing PDF file.
PDFNbSignatures (Function)
Gets the number of signatures in a PDF document.
Report viewer: "Export" pane
The "Export" pane in the report viewer allows you to perform the following operations...
AAF: Did you know?
Our surveys show that end users love AAFs (Automatic Application Features) and that these AAFs...
iParameterPreview (Function)
Configures the print preview: display a message regarding the resources of current computer....
WINDEV, WEBDEV and WINDEV Mobile tools
The following tools are provided with WINDEV, WEBDEV and WINDEV Mobile...
WEBDEV 2024: New WLanguage features
In version 27, new functions, properties and data types have been introduced...
Managing bar codes
The use of bar codes to identify and manage products has become essential......
Creating links
Links help users navigate the help system......
iParameterViewer (Function)
Configures the report viewer.
Inserting an image or video into a help page
It can be useful to use images or videos in help pages to explain the actions to be done, indicate...
WDTestSite: Overview
WDTestSite is used to run different tests on a WEBDEV site......
Available features and specific features of Java
WINDEV allows you to generate a Java application without even knowing the Java language......
Print technical documentation
You can print different technical documentations describing all the elements of the project...
Report controls
Several types of controls can be handled in a report created by the report editor......
New Features brochure - Version 27: New WEBDEV features
New features in WEBDEV 27 presented in the New Features brochure....
Report viewer (Print preview)
The report viewer allows you to see the report layout without printing it......
2. User-friendly editors in practice
User-friendly editors in practice...
"?" menu
WINDEV proposes a help menu adapted to your applications......
EXE constants
List of constants used by the functions for managing executables....
Setup by stand-alone physical media
A setup by stand-alone physical media allows you to provide a media that contains all the files...
Setup via physical media
A setup by physical media allows you to give to the hosting company a media containing...
Handling Word Processing controls programmatically
Word Processing controls can be handled programmatically......
5. Creating a drop-down menu
WINDEV Tutorial: WINDEV application: Managing data Lesson 5 - Creating a drop-down menu - 30 min
Report based on a Looper control
A report based on a Looper control is used to directly print the information displayed...
Various WEBDEV constants
Various WEBDEV constants...
Report based on a Scheduler control
A report based on a Scheduler control is used to directly print the information displayed...
Automatic Application Features (AAF) constants
List of constants used by the Automatic Application Features (AAF) functions....
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