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,.
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...
Developing applications for Android
WINDEV Mobile allows you to develop applications for the Android operating system...
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...
grPieStartAngle (Function)
Indicates the start angle of first section in a Pie chart, Semi-circular chart or Donut chart.
Select query description window: Use
Let's see some operations specific to the description window of a select query......
InitialHeight (Property)
The InitialHeight property is used to: Find out the creation height of a control or window....
DnDGetData (Function)
Retrieves a specific type of data during Drag/Drop....
CurrentWin (Function)
Identifies the window currently in edit.
StringToDate (Function)
Converts a date in character string format to a date in YYYYMMDD format.
fDate (Function)
Returns or modifies the different dates associated with a file or directory (date created, modified...
HErrorLock (Function)
Used to check whether a lock error occurred.
HSetReplication (Function)
Temporarily disables (or re-enables) the replication.
Native Access Connector
...This type of Native Connector allows access to ACCESS databases for better interoperability...
grTitle (Function)
Modifies the caption and/or position of the chart title....
FreeAWPContext (Function)
Frees the AWP context in advance (on disk) to allow the other call on the same AWP context...
grAddData (Function)
Adds a data into a chart.
Manipulating days in a Calendar control programmatically
WINDEV, WEBDEV and WINDEV Mobile allow you to programmatically manipulate the following elements......
DnDEvent (Function)
Indicates the procedure to run during an event of Drag/Drop....
dPixelOpacity (Function)
Identifies the opacity of a pixel in an image that has an Alpha channel. This image can...
The Chart control
The "Chart" control is used to display a chart in windows, pages and reports......
iParameterPDF (Function)
Defines the options for the generated PDF file.
FontCharset (Property)
The FontCharset property is used to: Find out the character set used by the screen fonts...
TableFilteredColumn (Function)
Returns the list of columns filtered by the user in a Table or TreeView Table control.
The Calendar control
The Calendar control is used to permanently display a calendar in a window or page......
nfcData (Type of variable)
The nfcData type is used to describe and handle the data of a variable of type nfcTag.