ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2026

Global procedure/function
A global procedure can be used in all the processes or events of the project.
Procedure (Variable type)
The Procedure type is used to handle through programming:
  • the procedures or methods found in the project.
  • the procedures or methods found in an internal component.
  • the procedures or methods found in an external component.
Internal procedure
Several features require a procedure called once or several times via a WLanguage function ("Callback").
Useful parameters of a procedure
A procedure can declare some parameters that are not immediately used. In this case, a warning appears in the code editor, indicating that the local variable is not used.
Declaring a procedure/a function
The different syntaxes for declaring a procedure...
Calling a procedure/a function
Syntax for calling a local or global procedure.
Procedure Description (Variable type)
The Procedure Description type allows you to get information about a procedure or a method.
Parameters of a procedure/function
You have the ability to pass parameters to a procedure.
Procedure/Function
A procedure is used to associate an identifier with a statement block...
Parameters of a procedure with a variable number of parameters
When the procedure uses a variable number of parameters, you must be able to handle the different parameters passed to the function in the code of the procedure.
Local procedure
Two types of procedures are available...
Automatic documentation of procedures and methods
To simplify the maintenance or the use of existing code by other developers, WINDEV proposes an automatic documentation for the procedures (or class methods)...
RETURN statement
The RETURN statement is used to exit the current event, process or procedure and return a result...
WEBDEV: Scheduled tasks and delayed tasks
WEBDEV allows you to implement tasks on the server directly...
SeekProcedure (Function)
Seeks a procedure identified by its name. The procedure found can be run directly.
Reactive procedures
Reactive procedures are executed when the value of a control or variable changes...
MyParameters (Reserved word)
The MyParameters keyword is used to handle the parameters passed to a WLanguage procedure...
Prototype overload/Overload
The procedures and the methods of classes can have several syntaxes.
Automatic procedures
The programming of timers, threads and delayed procedures is now automatically managed by the environment...
Typecasting of parameters
The description of the parameter type is optional...
RETURN statement
The RETURN statement is used to exit a statement block and the current process (or procedure).
Passing parameters
The parameters can be passed to a procedure...
ExecuteMainThreadAsynchronous (Function)
Executes a procedure in the main thread of the application without waiting for the end of its execution.
ExecuteMainThread (Function)
Triggers the execution of the procedure specified in the main application thread.
Optional parameters
Some of the parameters passed to a procedure can be optional parameters...
Set of procedures
The global procedures are grouped in set of procedures...
ProcedureEntête (Property)
The property HeaderProcedure property defines the procedure called to read headers in the event...
AndroidActivityResultProcedure (Function)
Allows you to specify the procedure to be called to get the result returned by a third-party...
ProcedureTrace (Property)
The ProcedureTrace property allows you to specify the name of the WLanguage procedure used to get...
Error 34: 'Break' is not allowed outside the loops
Adds XMP tags to the metadata of the generated PDF file....
NotifPushProcedure (Function)
Specifies the WLanguage procedure called when a push notification is received by a WINDEV Mobile...
AddChildDelayed (Property)
The AddChildDelayed property indicates the procedure to be called when a row in a TreeView...
ActionDeclareUndo (Function)
... when running the procedure supplied to ActionDo.
Debugging a connection to an HFSQL server
The stored procedures and the triggers are debugged from the environment, with real execution...
HListScheduling (Function)
Lists the scheduled tasks defined on an HFSQL server: stored procedure, backup,...
HDeleteScheduling (Function)
Deletes a scheduled task found on an HFSQL server: stored procedure, backup, optimization,...
HExecuteScheduling (Function)
Immediately runs a scheduled task regardless of its schedule: stored procedure, backup,...
<Connection variable>.ExecuteScheduling (Function)
Immediately runs a scheduled task regardless of its schedule: stored procedure, backup,...
<Connection variable>.ListScheduling (Function)
Lists the scheduled tasks defined on an HFSQL server: stored procedure, backup,...
The DotNet structure
Manipuler un champ Editeur_HTML par programmation
Abre una ventana cuyo resultado se recuperará a través de una Procedure WLanguage ("callback").
Manipuler un champ Editeur_Images_WB par programmation
Abre una ventana cuyo resultado se recuperará a través de una Procedure WLanguage ("callback").
<Connection variable>.DeleteScheduling (Function)
Deletes a scheduled task found on an HFSQL server: stored procedure, backup, optimization,...
DialogAsynchronous (Function)
Displays a non-blocking message box and calls a WLanguage procedure with the value of the button...
Termination (Property)
The Property Termination is used to define the Procedure WLanguage executed when moving...
The J2EE structure
The following structure is used to pass parameters to a procedure run on a server of J2EE XML Web...