ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2026

What is an application?
An application is a set of objects (windows, controls, ...
Application installation: single-user or network?
WINDEV proposes several types of setup for a WINDEV application...
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...
Changing an application to 64-bit
WINDEV allows you to develop 64-bit applications...
Application patch
Once an application was installed, the application library had to be reinstalled whenever a modification was performed (WDL file)...
Operating mode of HFSQL application
An HFSQL application can operate in network mode or in Client/Server mode...
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...
.NET application
To create a.NET application from a project...
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)...
Creating a WEBDEV 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...
Setup in MSI format
You can create MSI installers...
JITc
The principle of JITc technology (Just In Time Compilation) is straightforward...
SMSRunApp (Function)
Starts the native application for sending SMSs found on the device (Android or iPhone/iPad).
geoRunApp (Function)
Starts the device's native maps application to display:
  • a specific geographical location,
  • a route between two locations.
Generating and deploying 64-bit applications
WINDEV allows you to automatically generate and install a 64-bit application.
Keyboard shortcuts
The main keyboard shortcuts in the editors are as follows...
RETURN statement
The RETURN statement is used to exit the current event, process or procedure and return a result...
REP files
REP files contain the list of tables handled by the application.
How to create a patch?
Closes a WINDEV window (and returns a value if necessary).
Performance profiler
The performance profiler is a tool for checking and optimizing the execution time of your application...
EmailRunApp (Function)
Starts the native email application on the current computer:
  • Computer running Windows,
  • Mobile device (Android, iPhone, iPad).
MSIX installation packages
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.
AppDetectUPDAvailable (Function)
Disables or customizes the automatic check for available updates.
Local network (LAN) setup
Deploying a setup on a local area network (LAN) involves installing and updating a WINDEV application via a reference server,.
Developing applications for Android
WINDEV Mobile allows you to develop applications for the Android operating system...
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...
Creating a WINDEV Mobile project
A project is a logical set of elements and processes whose purpose is to accomplish a given objective...
Custom tooltips
Tooltips are very useful for application users...
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...
HModifyDatabaseRights (Function)
Sets the rights granted to a user or group for an HFSQL Client/Server database....
grExist (Function)
Checks the existence of a chart in memory.
HTransactionList (Function)
Returns the list of current or interrupted transactions on the server for the specified connection.
EmailSeekFirst (Function)
Finds one or more emails according to the criteria specified in the messaging software (Outlook,...
iTextHeight (Function)
Calculates the height of the font for the text to print (in millimeters).
iCloseReport (Function)
Stops printing the current report immediately.
SourceDescription (Property)
The SourceDescription property is used to get the name of the element used as data source...
grSourceSeries (Function)
Defines the source of a series.
iEndReport (Function)
Forces the report print to stop.
BufferToInteger (Function)
Extracts an integer from a binary buffer at a given position.
FirstDayOfYear (Function)
Returns the date of the first day of the year.
grOrientation (Function)
Modifies the orientation of chart axes.
HRecreateSubscriberReplica (Function)
Recreates the subscriber replica description file (universal replication only) based...
Directory (Property)
The Directory property is used to manage the physical directory of HFSQL files.
iAddBookmark (Function)
Adds a bookmark in the report viewer or when exporting to PDF.
grSeriesSecondaryAxis (Function)
Defines whether a series will be drawn on the secondary axis.
GetGUID (Function)
Calculates a globally unique identifier (named "GUID"), whose size is: equal to 16 bytes,...
iPageEnd (Function)
Forces the move to the next page during the report print.
xlsNbWorksheet (Function)
Returns the number of worksheets found in an XLS file.
The .NET 3.0, 4.0 control, ... (WPF)
The Xaml control allows you to easily manage the Xaml language......
ErrorBuild (Function)
Displays a custom error message in a system error window.
gpwOpenConnection (Function)
Opens a connection to a specific Client/Server database to manage User Groupware files...
SocketRead (Function)
Retrieves a message sent by another socket.