ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2025

Internal procedure
Several features require a procedure called once or several times via a WLanguage function ("Callback").
Procedure/Function
A procedure is used to associate an identifier with a statement block...
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.
Declaring a procedure/a function
The different syntaxes for declaring a procedure...
Procedure Description (Variable type)
The Procedure Description type allows you to get information about a procedure or a method.
Global procedure/function
A global procedure can be used in all the processes or events of the project.
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.
Parameters of a procedure/function
You have the ability to pass parameters to a procedure.
Calling a procedure/a function
Syntax for calling a local or global procedure.
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.
Local procedure
Two types of procedures are available...
Prototype overload/Overload
The procedures and the methods of classes can have several syntaxes.
Set of procedures
The global procedures are grouped in set of procedures...
Optional parameters
Some of the parameters passed to a procedure can be optional parameters...
WEBDEV: Scheduled tasks and delayed tasks
WEBDEV allows you to implement tasks on the server directly...
Typecasting of parameters
The description of the parameter type is optional...
MyParameters (Reserved word)
The MyParameters keyword is used to handle the parameters passed to a WLanguage procedure...
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)...
Automatic procedures
The programming of timers, threads and delayed procedures is now automatically managed by the environment...
Reactive procedures
Reactive procedures are executed when the value of a control or variable changes...
SeekProcedure (Function)
Seeks a procedure identified by its name. The procedure found can be run directly.
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.
RETURN statement
The RETURN statement is used to exit the current event, process or procedure and return a result...
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.
ProcedureTrace (Property)
The ProcedureTrace property allows you to specify the name of the WLanguage procedure used to get...
<Connection variable>.AddScheduling (Function)
Creates a scheduled task on an HFSQL server: stored procedure, backup, optimization,...
<Connection variable>.ModifyScheduling (Function)
Modifies a scheduled task on an HFSQL server: stored procedure, backup, optimization,...
AndroidActivityResultProcedure (Function)
Allows you to specify the procedure to be called to get the result returned by a third-party...
HModifyScheduling (Function)
Modifies a scheduled task on an HFSQL server: stored procedure, backup, optimization,...
Using C# code
You can use C# code in WINDEV applications (Windows applications and components, .NET assemblies......
Debugging a connection to an HFSQL server
The stored procedures and the triggers are debugged from the environment, with real execution...
List of extension attributes
The list of extension attributes ......
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,...
Setup wizard: Steps for creating a WINDEV application setup program
The setup program creation wizard allows you to define all the settings of your setup program....
Managing mutexes in threads
A mutex is used to limit the simultaneous execution of a code (procedure, line of code, etc.)...
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...