ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2026

Application patch
Once an application was installed, the application library had to be reinstalled whenever a modification was performed (WDL file)...
Application installation: single-user or network?
WINDEV proposes several types of setup for a WINDEV application...
What is an application?
An application is a set of objects (windows, controls, ...
Operating mode of HFSQL application
An HFSQL application can operate in network mode or in Client/Server mode...
Activating an application or a site
When distributing an application or a site, you may want to offer both a full version and a limited version...
.NET application
To create a.NET application from a project...
Changing an application to 64-bit
WINDEV allows you to develop 64-bit applications...
Deploying an application that uses an external component
An application that uses one or more external components is deployed in the same way as a standard application...
Performance profiler
The performance profiler is a tool for checking and optimizing the execution time of your application...
geoRunApp (Function)
Starts the device's native maps application to display:
  • a specific geographical location,
  • a route between two locations.
AppDetectUPDAvailable (Function)
Disables or customizes the automatic check for available updates.
RETURN statement
The RETURN statement is used to exit the current event, process or procedure and return a result...
ListDLL (Function)
Returns:
  • runtime List of libraries (".DLL" files) used by the current WINDEV application, WINDEV Mobile or WEBDEV site. Only the libraries loaded in memory are listed.
  • in test mode: all libraries installed on the current workstation.
Developing applications for Android
WINDEV Mobile allows you to develop applications for the Android operating system...
REP files
REP files contain the list of data files handled by the application.
Creating a WEBDEV project
A project is a logical set of elements and processes whose purpose is to accomplish a given objective...
Same source code for 32 and 64-bit applications
The 64-bit operating systems are starting to appear on the PCs and on the servers...
Creating a WINDEV Mobile project
A project is a logical set of elements and processes whose purpose is to accomplish a given objective...
Creating a WINDEV project
A project is a logical set of elements and processes whose purpose is to accomplish a given objective...
EmailRunApp (Function)
Starts the native email application on the current computer:
  • Computer running Windows,
  • Mobile device (Android, iPhone, iPad).
Local network (LAN) setup
Deploying a setup on a local area network (LAN) involves installing and updating a WINDEV application via a reference server,.
Setup by HTTP (Network setup via IP)
The network setup via HTTP consists in installing and updating a WINDEV application via an HTTP server (Live update)...
SMSRunApp (Function)
Starts the native application for sending SMSs found on the device (Android or iPhone/iPad).
JITc
The principle of JITc technology (Just In Time Compilation) is straightforward...
Setup in MSI format
You can create MSI installers...
Generating and deploying 64-bit applications
WINDEV allows you to automatically generate and install a 64-bit application.
How to create a patch?
Custom tooltips
Tooltips are very useful for application users...
MSIX installation packages
Keyboard shortcuts
The main keyboard shortcuts in the editors are as follows...
Creating and deploying the installation program: How do you do it?
Creating the setup program allows you to deploy a WINDEV application on the end-user computers...
HListLink (Function)
Returns the list of links (Merise) in the current analysis or in a specific analysis
HModifyGroup (Function)
Modifies the group information according to the elements found in the corresponding variables...
SQLDisconnect (Function)
Closes the current connection and frees the memory used by the connection.
grTitleFont (Function)
Modifies the font used for the chart title.
grLegendFont (Function)
Modifies the font used for the chart legend.
grScatterAddDataXY (Function)
Adds a data into a "Scatter" chart.
HToItem (Function)
Assigns the specified value to an item of the current record.
HCheckIndex (Function)
Checks whether the data found in the index file (.NDX file) properly refers the data found...
HAddUser (Function)
Adds a user to a database.
HEndNoDatabaseAccess (Function)
Re-allows the access (which means the connection) to one or more databases accessible via...
EmailSaveAttachment (Function)
Copies the attachment of current email onto the user computer (locally).
ContactDelete (Function)
Deletes the current contact: from a Lotus Notes or Outlook address book. from the list...
HError (Function)
Returns the number of the last error triggered by the HFSQL engine.
XMLDocument (Function)
Creates a new XML document.
ArrayCopy (Function)
Copies the content of an array to another array.
Report with parameters
When printing a report, you have the ability to pass parameters to this report......
ZOrder (Property)
The ZOrder property defines the Z-order of an element.
Handling Bar Code controls programmatically
WINDEV, WEBDEV and WINDEV Mobile allow you to programmatically handle Bar Code controls......
Replication: The different types
The data replication is a powerful feature......
HTransactionCancel (Function)
If a transaction is in progress, cancels all the operations performed on the data files...
Animating an image
WINDEV, WINDEV Mobile and WEBDEV allow you to handle several types of animated images......
Deserialize (Function)
Deserializes a buffer or a character string containing the data from a class, structure, array...
Native MariaDB Connector for WINDEV and WEBDEV
WINDEV and WEBDEV propose a Native Connector to MariaDB (also called Native Access)......
Replication of HFSQL servers (Programming)
To implement a replication of HFSQL servers through programming, WLanguage......
fOpenTempFile (Function)
Creates and opens a temporary file.