ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2026

Docker image of the HFSQL server
A Docker container with the HFSQL server is available on Docker Hub...
Notifications of an HFSQL server
A server may encounter problems without any user (or developer) noticing anything.
For example:
  • a scheduled task may fail,
  • an automatic backup may fail,
  • a node may become inactive in an HFSQL cluster, ...
HFSQL and Docker
Docker is a software platform that allows you to run applications in software containers on Linux (Docker runs like a daemon)...
<Connection variable>.StartServerUpdate (Function)
Used to immediately start the automatic server update.
HServerMaintenance (Function)
Checks and optimizes the system tables of an HFSQL server.
HManageServerUpdate (Function)
Allows you to manage the automatic update of HFSQL Client/Server servers and to define how often to check for updates.
<Connection variable>.ManageServerUpdate (Function)
Used to manage the automatic update of HFSQL Client/Server servers by specifying the check frequency regarding the availability of updates.
HOperationInProgress (Function)
Returns the list of automatic operations in progress on an HFSQL server.
<Connection variable>.ServerMaintenance (Function)
Checks and optimizes the system tables of an HFSQL server.
<Connection variable>.OperationInProgress (Function)
Returns the list of automatic operations in progress on an HFSQL server.
InStoredProcedureMode (Function)
Indicates whether the code is run on an HFSQL server.
Installing an HFSQL Client/Server server with an application
When creating the setup program of a WINDEV application using HFSQL Client/Server tables, the wizard allows you to...
HListServer (Function)
Lists the HFSQL servers installed on a computer.
HStartServerUpdate (Function)
Used to immediately start the automatic server update.
grDeleteAll (Function)
Erases a chart and destroys this chart.
RegistryRename (Function)
Renames a key in the registry.
Native Access to SAP
SAP is a widely used ERP......
PDFSave (Function)
Saves the content of a pdfDocument variable in a ".PDF" file.
TreeView Table control based on a variable
A TreeView Table control based on a variable is a control bound to a variable or a set of variables......
Synchronizing threads via events
Events can be used to synchronize the different threads of an application......
Events associated with supercontrols
List of events associated with supercontrols...
OKCancel (Function)
Displays a message in a standard dialog box that proposes "OK" and "Cancel" and returns the user's choice....
Edit control properties
You can manipulate Edit controls in a window, page or report using the following WLanguage properties......
Multiselection (Property)
The Multiselection property gets and sets the selection mode: in a Table and TreeView Table control. in a Pivot Table control. in a List Box and ListView control. in a Looper control. in a Calendar control. of files in an Upload control....
MapPolygon (Variable type)
The MapPolygon type is used to define the characteristics of a polygon to be drawn on the map displayed in a Map control.
DeleteParameter (Function)
Deletes a parameter (or a set of parameters) saved either by SaveParameter, or automatically via the persistence of data in the controls.
Events associated with Looper controls
List of events associated with Looper controls...
Project description: Compilation tab
The project description window allows you to configure various elements of your project......
4. Adding a product
WEBDEV Tutorial - Creating a website with back office processes Lesson 4 - Adding a product - 50 min
xlsDeleteWorksheet (Function)
Deletes a worksheet from the Excel document.
ArraySwapLine (Function)
Used to swap two rows in a two-dimensional array or in an advanced array property.
DashResizeWidget (Function)
Changes the dimensions of a widget found in a Dashboard control.
DashMoveWidget (Function)
Changes the position of a widget found in a Dashboard control.
FirstDayOfYear (Function)
Returns the date of the first day of the year.
mongoResult (Type of variable)
The mongoResult type is used to find out the result during a search performed in a MongoDB database.
TestError (Function)
Provokes: an assertion during the test of element or project (Go mode). an error in automated test mode....
DisplayMode (Property)
The DisplayMode property gets and changes: the display mode in a Word Processing control, the display mode in a PDF Reader control the display mode in an HTML Editor control, the display mode in a Kanban control...