# | Line 174 | Line 174 | public class Microscope extends JPanel { | |
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174 | public synchronized void actionPerformed(ActionEvent e) { | |
175 | toggleDemoMode(); | |
176 | updateStatus(); | |
177 | – | |
177 | }}); | |
178 | ||
179 | undoButton.addActionListener(new ActionListener() { |
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