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You can get access to the opening information associated with any window by getting a class #VF_SY154 reference to the window (see preceding sections Finding a Window and Enumerating All Windows).
You can update the opening information currently associated with any window by setting the OpenInfo<> properties like this example, which updates the MAIN window:
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To get a filter or command handler in the new window to use the OpenInfo data, add an uShowWindowCompleted method routine to the command handler/filter. See Notifying other Windows of Significant Events.