@Override
	protected void dialogClosed() {
		if (closeCallback != null) {
			closeCallback.call();
		}
	}
Ask the user if they want to continue or lose their filter changes.

@return true to close the dialog and lose the changes, false to abort the close.
Ghidra/Framework/Docking/src/main/java/docking/widgets/table/constraint/dialog/ColumnFilterDialog.java