copyButton.setFont(font);
this.add(copyButton);
// 'Move' button.
JButton moveButton = new JButton("Move");
moveButton.setActionCommand(moveButton.getText());
MoveController moveController = new MoveController();
moveController.setPanels(new FileListPanel[]{leftPanel, rightPanel});
moveButton.addActionListener(moveController);
moveButton.setFont(font);
this.add(moveButton);
// 'Make directory' button.
JButton makeDirectoryButton = new JButton("Make directory");