public boolean isCompletionListVisible() {
		return completionWindow != null && completionWindow.isVisible();
	}
Check if the completion list window is visible.

<p>
If it is visible, this implies that the user is actively using the autocompleter.

@return true if shown, false if hidden.
Ghidra/Framework/Docking/src/main/java/docking/widgets/autocomplete/TextFieldAutocompleter.java