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Version: 2026

Category: Windows Event functions
16 results
Constants for managing Windows events
The following constants are used to manage Windows events:
EndEvent (Function)
Cancels the interception of a Windows event on a WINDEV field or window (set up using the Event function).
EndTimer (Function)
Ends the execution of a timer triggered by Timer.
EndTimerSys (Function)
Ends the execution of a timer triggered by TimerSys.
Event (Example)
Usage example of the Event function
Event (Function)
Intercepts a Windows event on a control, a group of controls or a WINDEV window.
EventExist (Function)
Indicates whether a specific procedure is run when a Windows event is sent to a control or window.
Handle (Function)
Returns the system "Handle" (HWND) of a WINDEV control or window.
HandleParentNext (Function)
Forces the parent of the next window to open.
Multitask (Function)
MultiTask is used to:
  • define a timeout,
  • give control back to Windows,
  • give control back to Windows and to WLanguage.
PostMessage (Function)
Sends a Windows message to a control or to a window.
SendMessage (Function)
Sends a Windows message to a control or to a window.
Timer (Function)
Periodically and automatically calls a WLanguage procedure.
TimerSys (Function)
Periodically and automatically calls a WLanguage procedure.
Wait (Function)
Temporarily stops the program execution.
Windows event functions
List of functions for managing Windows events