ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2026

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, ...
Docker image of the HFSQL server
A Docker container with the HFSQL server is available on Docker Hub...
HOperationInProgress (Function)
Returns the list of automatic operations in progress on an HFSQL server.
HServerMaintenance (Function)
Checks and optimizes the system tables of an HFSQL server.
<Connection variable>.ServerMaintenance (Function)
Checks and optimizes the system tables of 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 data files, the wizard allows you to...
HManageServerUpdate (Function)
Allows you to manage the automatic update of HFSQL Client/Server servers and to define how often to check for updates.
HStartServerUpdate (Function)
Used to immediately start the automatic server update.
<Connection variable>.StartServerUpdate (Function)
Used to immediately start the automatic server update.
<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.
<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.
HFSQL and Docker
Docker is a software platform that allows you to run applications in software containers on Linux (Docker runs like a daemon)...
HListServer (Function)
Lists the HFSQL servers installed on a computer.
TableFilteredColumn (Function)
Returns the list of columns filtered by the user in a Table or TreeView Table control.
fExeDir (Function)
Returns the directory from which the execution is started.
TableSelectMinus (Function)
Deselects a row from a Table or TreeView Table control.
iConfigure (Function)
Configures the printer for a print performed in WLanguage: by opening the configuration window. by modifying the printer used for the current print....
Managing cookies
A cookie is an easy way to temporarily store information on the user's computer......
Execute (Function)
Starts the execution of a process through programming.
TableCollapse (Function)
Collapses: a branch that was previously expanded in a TreeView Table control. a break that was previously expanded in a Table control. a detailed window displayed for a row....
SchedulerTaskProperties (Function)
Reads the properties of a scheduled task and updates the ScheduledTask structure.
ModificationDurationAPT (Property)
The ModificationDurationAPT property is used to determine and specify if the user can modify the duration of an appointment in a Scheduler or Organizer control.
EmailCloseSession (Example)
Usage example of the EmailCloseSession function
dRectangleGradient (Function)
Draws a rectangle: in an Image control, in an Image variable, in a WDPic variable (on the background layer), in a picLayer variable....
ExpandedImage (Property)
The ExpandedImage property is used to: find out and modify the default image associated with an expanded row in a TreeView Table control. find out and/or modify the default image associated with an expanded row in a TreeView control. find out and modify the image associated with a specific expanded row in a TreeView Table control. find out and modify the image associated with an expanded row in a treeview item of a "TreeView table" report....
OrganizerDeleteAppointment (Function)
Deletes an appointment from an Organizer control.
The Organizer control
The Organizer control is used to display and handle organizers......
TableMoveColumn (Function)
Moves a column in a Table or TreeView Table control.
Events associated with Internal Page controls
List of events associated with internal pages and Internal Page controls
ValidatePassword (Function)
Indicates whether the specified password is valid for the current user.
Border (Property)
The Border property is used to get and change the borders of an element.
TableAddChild (Function)
Adds a row into a TreeView Table control, at the end of a given hierarchy level.
TableDeleteChild (Function)
Deletes all child rows from a branch of the hierarchy.
Programming charts
WINDEV, WEBDEV and WINDEV Mobile include a Chart control (that can be used in the window editor, page editor and report editor) as well as several functions used to create and handle charts......
CertificateSignString (Function)
Creates the signature of a character string.
ActionClick (Property)
The ActionClick property is used to define the procedure executed when an element is clicked.
fAttributeReadOnly (Function)
Gets and sets the read-only attribute of a file.
DashCount (Function)
Returns the number of widgets found in a Dashboard control.