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Stored procedures
Indicates whether a specific procedure is run when a Windows event is sent to a control or window.
Example
// Request to receive the click if not done already
WM_LBUTTONDOWN is int = 513
IF NOT EventExist(EDT_MyControl, WM_LBUTTONDOWN) THEN
  Event(MouseClick, "EDT_MyControl", WM_LBUTTONDOWN)
END
Syntax
<Result> = EventExist(<Element> , <Windows event>)
<Result>: Boolean
  • True if:
    • Event has been called on the control,
    • An optional event has been added for the control in the code editor.
  • False otherwise.
<Element>: Control name or window name
Name of control or window for which the event is sought.
<Windows event>: Integer
Number or name of Windows event to manage. See the list of Windows events.
Remark: The Windows constants can be directly included in your WLanguage code via the EXTERN keyword.
Business / UI classification : UI Code
Component : wd250obj.dll
Minimum version required
  • Version 25
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