List of usage examples for javax.swing.event ChangeListener ChangeListener
ChangeListener
From source file:UndoExample5.java
public UndoExample5() { super("Undo/Redo Example 5"); pane = new JTextPane(); pane.setEditable(true); // Editable getContentPane().add(new JScrollPane(pane), BorderLayout.CENTER); // Add a menu bar menuBar = new JMenuBar(); setJMenuBar(menuBar);/*from w w w . j a v a 2 s. c om*/ // Populate the menu bar createMenuBar(); // Create the undo manager and actions MonitorableUndoManager manager = new MonitorableUndoManager(); pane.getDocument().addUndoableEditListener(manager); Action undoAction = new UndoAction(manager); Action redoAction = new RedoAction(manager); // Add the actions to buttons JPanel panel = new JPanel(); final JButton undoButton = new JButton("Undo"); final JButton redoButton = new JButton("Redo"); undoButton.addActionListener(undoAction); redoButton.addActionListener(redoAction); undoButton.setEnabled(false); redoButton.setEnabled(false); panel.add(undoButton); panel.add(redoButton); getContentPane().add(panel, BorderLayout.SOUTH); // Assign the actions to keys pane.registerKeyboardAction(undoAction, KeyStroke.getKeyStroke(KeyEvent.VK_Z, InputEvent.CTRL_MASK), JComponent.WHEN_FOCUSED); pane.registerKeyboardAction(redoAction, KeyStroke.getKeyStroke(KeyEvent.VK_Y, InputEvent.CTRL_MASK), JComponent.WHEN_FOCUSED); // Handle events from the MonitorableUndoManager manager.addChangeListener(new ChangeListener() { public void stateChanged(ChangeEvent evt) { MonitorableUndoManager m = (MonitorableUndoManager) evt.getSource(); boolean canUndo = m.canUndo(); boolean canRedo = m.canRedo(); undoButton.setEnabled(canUndo); redoButton.setEnabled(canRedo); undoButton.setToolTipText(canUndo ? m.getUndoPresentationName() : null); redoButton.setToolTipText(canRedo ? m.getRedoPresentationName() : null); } }); }
From source file:hr.fer.zemris.vhdllab.view.TabbedEditorsView.java
@Override protected JComponent createControl() { CommandManager commandManager = getActiveWindow().getCommandManager(); CommandGroup commandGroup = commandManager.createCommandGroup("editorsMenu", new Object[] { "saveCommand", "saveAllCommand", "separator", "closeCommand", "closeOtherCommand", "closeAllCommand" }); tabbedPane = new JTabbedPane(JTabbedPane.TOP, JTabbedPane.WRAP_TAB_LAYOUT); tabbedPane.setComponentPopupMenu(commandGroup.createPopupMenu()); tabbedPane.addChangeListener(new ChangeListener() { @Override/* ww w .ja v a2s.c o m*/ public void stateChanged(ChangeEvent e) { if (!addingTab) { int index = tabbedPane.getSelectedIndex(); container.setSelected(index); } } }); return tabbedPane; }
From source file:gtu._work.ui.RegexTestUI.java
private void initGUI() { try {/*from ww w . j ava2 s .c o m*/ DocumentListener docListener = JCommonUtil.getDocumentListener(new HandleDocumentEvent() { public void process(DocumentEvent event) { jText1OrJArea1Change(event); } }); BorderLayout thisLayout = new BorderLayout(); getContentPane().setLayout(thisLayout); this.setDefaultCloseOperation(WindowConstants.EXIT_ON_CLOSE); { jTabbedPane1 = new JTabbedPane(); jTabbedPane1.addChangeListener(new ChangeListener() { public void stateChanged(ChangeEvent e) { jText1OrJArea1Change(null); } }); getContentPane().add(jTabbedPane1, BorderLayout.CENTER); { jPanel1 = new JPanel(); BorderLayout jPanel1Layout = new BorderLayout(); jPanel1.setLayout(jPanel1Layout); jTabbedPane1.addTab("src text", null, jPanel1, null); { jScrollPane1 = new JScrollPane(); jPanel1.add(jScrollPane1, BorderLayout.CENTER); { srcArea = new JTextArea(); jScrollPane1.setViewportView(srcArea); srcArea.setBorder( BorderFactory.createMatteBorder(1, 1, 1, 1, new java.awt.Color(0, 0, 0))); JCommonUtil.setFont(srcArea); srcArea.addKeyListener(new KeyAdapter() { @Override public void keyPressed(KeyEvent e) { jText1OrJArea1Change(null); } }); } } } { jPanel2 = new JPanel(); BorderLayout jPanel2Layout = new BorderLayout(); jPanel2.setLayout(jPanel2Layout); jTabbedPane1.addTab("group", null, jPanel2, null); { jScrollPane2 = new JScrollPane(); jPanel2.add(jScrollPane2, BorderLayout.CENTER); jScrollPane2.setPreferredSize(new java.awt.Dimension(398, 234)); { ListModel groupListModel = new DefaultComboBoxModel(); groupList = new JList(); jScrollPane2.setViewportView(groupList); groupList.setBorder( BorderFactory.createMatteBorder(1, 1, 1, 1, new java.awt.Color(0, 0, 0))); groupList.setModel(groupListModel); JCommonUtil.setFont(groupList); } } { regexText0 = new JTextField(); jPanel2.add(regexText0, BorderLayout.NORTH); regexText0.setBorder( BorderFactory.createMatteBorder(1, 1, 1, 1, new java.awt.Color(0, 0, 0))); JCommonUtil.setFont(regexText0); regexText0.getDocument().addDocumentListener(docListener); } } { jPanel3 = new JPanel(); BorderLayout jPanel3Layout = new BorderLayout(); jPanel3.setLayout(jPanel3Layout); jTabbedPane1.addTab("scanner", null, jPanel3, null); { jScrollPane3 = new JScrollPane(); jPanel3.add(jScrollPane3, BorderLayout.CENTER); { ListModel scannerListModel = new DefaultComboBoxModel(); scannerList = new JList(); jScrollPane3.setViewportView(scannerList); scannerList.setBorder( BorderFactory.createMatteBorder(1, 1, 1, 1, new java.awt.Color(0, 0, 0))); scannerList.setModel(scannerListModel); JCommonUtil.setFont(scannerList); } } { regexText = new JTextField(); jPanel3.add(regexText, BorderLayout.NORTH); regexText.setBorder( BorderFactory.createMatteBorder(1, 1, 1, 1, new java.awt.Color(0, 0, 0))); JCommonUtil.setFont(regexText); regexText.getDocument().addDocumentListener(docListener); } } } this.setTitle("\u6b63\u5247\u8868\u793a\u5f0f"); this.setSize(419, 320); } catch (Exception e) { e.printStackTrace(); } }
From source file:com.sshtools.common.ui.SshToolsConnectionProxyTab.java
/** * Creates a new SshToolsConnectionProxyTab object. *///from www. j a v a2s.c o m public SshToolsConnectionProxyTab() { super(); group.add(noProxy); group.add(httpProxy); group.add(socks4Proxy); group.add(socks5Proxy); ChangeListener listener = new ChangeListener() { public void stateChanged(ChangeEvent e) { if (noProxy.isSelected()) { username.setEnabled(false); password.setEnabled(false); proxy.setEnabled(false); //port.setEnabled(false); port.setForeground(Color.white); } else { username.setEnabled(true); password.setEnabled(true); proxy.setEnabled(true); //port.setEnabled(true); port.setForeground(Color.black); if (httpProxy.isSelected()) { port.setText("80"); } else { port.setText("1080"); } } } }; noProxy.getModel().addChangeListener(listener); httpProxy.getModel().addChangeListener(listener); socks4Proxy.getModel().addChangeListener(listener); socks5Proxy.getModel().addChangeListener(listener); // Create the main connection details panel GridBagConstraints gbc = new GridBagConstraints(); gbc.fill = GridBagConstraints.HORIZONTAL; gbc.anchor = GridBagConstraints.NORTH; gbc.insets = new Insets(0, 2, 2, 2); gbc.weightx = 1.0; proxyframe.setBorder(BorderFactory.createTitledBorder("Connect using the following proxy")); // No proxy label gbc.insets = new Insets(2, 10, 2, 2); UIUtil.jGridBagAdd(proxyframe, noProxy, gbc, GridBagConstraints.RELATIVE); // Socks 4 label gbc.insets = new Insets(2, 15, 2, 2); UIUtil.jGridBagAdd(proxyframe, socks4Proxy, gbc, GridBagConstraints.REMAINDER); //gbc.fill = GridBagConstraints.HORIZONTAL; // Http Proxy gbc.insets = new Insets(2, 10, 2, 2); UIUtil.jGridBagAdd(proxyframe, httpProxy, gbc, GridBagConstraints.RELATIVE); // Socks 5 label gbc.insets = new Insets(2, 15, 2, 2); UIUtil.jGridBagAdd(proxyframe, socks5Proxy, gbc, GridBagConstraints.REMAINDER); gbc.insets = new Insets(2, 10, 2, 10); JPanel connect = new JPanel(new GridBagLayout()); connect.setBorder(BorderFactory.createTitledBorder("Proxy Details")); UIUtil.jGridBagAdd(connect, new JLabel("Host"), gbc, GridBagConstraints.REMAINDER); UIUtil.jGridBagAdd(connect, proxy, gbc, GridBagConstraints.REMAINDER); UIUtil.jGridBagAdd(connect, new JLabel("Port"), gbc, GridBagConstraints.REMAINDER); gbc.anchor = GridBagConstraints.WEST; gbc.fill = GridBagConstraints.NONE; UIUtil.jGridBagAdd(connect, port, gbc, GridBagConstraints.REMAINDER); gbc.fill = GridBagConstraints.HORIZONTAL; UIUtil.jGridBagAdd(connect, new JLabel("Username"), gbc, GridBagConstraints.REMAINDER); UIUtil.jGridBagAdd(connect, username, gbc, GridBagConstraints.REMAINDER); UIUtil.jGridBagAdd(connect, new JLabel("Password"), gbc, GridBagConstraints.REMAINDER); gbc.insets = new Insets(2, 10, 10, 10); UIUtil.jGridBagAdd(connect, password, gbc, GridBagConstraints.REMAINDER); JPanel main = new JPanel(new GridBagLayout()); gbc.insets = new Insets(2, 2, 2, 2); UIUtil.jGridBagAdd(main, proxyframe, gbc, GridBagConstraints.REMAINDER); UIUtil.jGridBagAdd(main, connect, gbc, GridBagConstraints.REMAINDER); IconWrapperPanel iconProxyDetailsPanel = new IconWrapperPanel(new ResourceIcon(PROXY_ICON), main); noProxy.setSelected(true); // This panel setLayout(new BorderLayout()); setBorder(BorderFactory.createEmptyBorder(4, 4, 4, 4)); gbc = new GridBagConstraints(); gbc.fill = GridBagConstraints.HORIZONTAL; gbc.anchor = GridBagConstraints.NORTH; gbc.insets = new Insets(2, 2, 2, 2); gbc.weightx = 1.0; add(iconProxyDetailsPanel, BorderLayout.NORTH); }
From source file:CompositeTest.java
public CompositeTestFrame() { setTitle("CompositeTest"); setSize(DEFAULT_WIDTH, DEFAULT_HEIGHT); canvas = new CompositeComponent(); add(canvas, BorderLayout.CENTER); ruleCombo = new JComboBox(new Object[] { new Rule("CLEAR", " ", " "), new Rule("SRC", " S", " S"), new Rule("DST", " ", "DD"), new Rule("SRC_OVER", " S", "DS"), new Rule("DST_OVER", " S", "DD"), new Rule("SRC_IN", " ", " S"), new Rule("SRC_OUT", " S", " "), new Rule("DST_IN", " ", " D"), new Rule("DST_OUT", " ", "D "), new Rule("SRC_ATOP", " ", "DS"), new Rule("DST_ATOP", " S", " D"), new Rule("XOR", " S", "D "), }); ruleCombo.addActionListener(new ActionListener() { public void actionPerformed(ActionEvent event) { Rule r = (Rule) ruleCombo.getSelectedItem(); canvas.setRule(r.getValue()); explanation.setText(r.getExplanation()); }//from w ww .j a v a2 s.c om }); alphaSlider = new JSlider(0, 100, 75); alphaSlider.addChangeListener(new ChangeListener() { public void stateChanged(ChangeEvent event) { canvas.setAlpha(alphaSlider.getValue()); } }); JPanel panel = new JPanel(); panel.add(ruleCombo); panel.add(new JLabel("Alpha")); panel.add(alphaSlider); add(panel, BorderLayout.NORTH); explanation = new JTextField(); add(explanation, BorderLayout.SOUTH); canvas.setAlpha(alphaSlider.getValue()); Rule r = (Rule) ruleCombo.getSelectedItem(); canvas.setRule(r.getValue()); explanation.setText(r.getExplanation()); }
From source file:nl.umcg.qube.ui.StatisticsPanel.java
public StatisticsPanel(CAGPanel cag_panel) { super(new BorderLayout()); cagPanel = cag_panel;// w w w .java 2s .c o m cagPanel.addChangeListener(new ChangeListener() { @Override public void stateChanged(ChangeEvent arg0) { // redrawing the chart during sequence viewing is very slow // don't update it therefore. if (chart != null && !cagPanel.sequenceRunning()) { chart.getXYPlot().clearDomainMarkers(); chart.getXYPlot().addDomainMarker(new ValueMarker(cagPanel.getCurrentFrameNo() + 1)); } } }); JPanel commandPanel = new JPanel(); JButton calc = new JButton("Recalculate"); calc.addActionListener(new ActionListener() { public void actionPerformed(ActionEvent ae) { recalc(); } }); commandPanel.add(calc); blushLabel = new JLabel(""); commandPanel.add(blushLabel); add(commandPanel, BorderLayout.NORTH); dataSet = new DefaultXYDataset(); chart = ChartFactory.createXYLineChart("Blush value", "Frame no.", "arbitrary units", dataSet, PlotOrientation.VERTICAL, true, false, false); chartPanel = new ChartPanel(chart); add(chartPanel); }
From source file:MainClass.java
public MainClass() { Container cp = new Box(BoxLayout.X_AXIS); setContentPane(cp);// w w w . j a v a 2s . co m JPanel firstPanel = new JPanel(); propertyComboBox = new JComboBox(); propertyComboBox.addItem("text"); propertyComboBox.addItem("font"); propertyComboBox.addItem("background"); propertyComboBox.addItem("foreground"); firstPanel.add(propertyComboBox); cp.add(firstPanel); cp.add(Box.createGlue()); tf = new JTextField("Hello"); tf.setForeground(Color.RED); tf.setDragEnabled(true); cp.add(tf); cp.add(Box.createGlue()); l = new JLabel("Hello"); l.setBackground(Color.YELLOW); cp.add(l); cp.add(Box.createGlue()); JSlider stryder = new JSlider(SwingConstants.VERTICAL); stryder.setMinimum(10); stryder.setValue(14); stryder.setMaximum(72); stryder.setMajorTickSpacing(10); stryder.setPaintTicks(true); cp.add(stryder); setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE); setSize(500, 300); setMyTransferHandlers((String) propertyComboBox.getSelectedItem()); MouseListener myDragListener = new MouseAdapter() { public void mousePressed(MouseEvent e) { JComponent c = (JComponent) e.getSource(); TransferHandler handler = c.getTransferHandler(); handler.exportAsDrag(c, e, TransferHandler.COPY); } }; l.addMouseListener(myDragListener); propertyComboBox.addActionListener(new ActionListener() { public void actionPerformed(ActionEvent ce) { JComboBox bx = (JComboBox) ce.getSource(); String prop = (String) bx.getSelectedItem(); setMyTransferHandlers(prop); } }); tf.addActionListener(new ActionListener() { public void actionPerformed(ActionEvent evt) { JTextField jtf = (JTextField) evt.getSource(); String fontName = jtf.getText(); Font font = new Font(fontName, Font.BOLD, 18); tf.setFont(font); } }); stryder.addChangeListener(new ChangeListener() { public void stateChanged(ChangeEvent evt) { JSlider sl = (JSlider) evt.getSource(); Font oldf = tf.getFont(); Font newf = oldf.deriveFont((float) sl.getValue()); tf.setFont(newf); } }); }
From source file:TabbedPaneTest.java
public TabbedPaneFrame() { setTitle("TabbedPaneTest"); setSize(DEFAULT_WIDTH, DEFAULT_HEIGHT); tabbedPane = new JTabbedPane(); // we set the components to null and delay their loading until the tab is shown // for the first time ImageIcon icon = new ImageIcon("yellow-ball.gif"); tabbedPane.addTab("Mercury", icon, null); tabbedPane.addTab("Venus", icon, null); tabbedPane.addTab("Earth", icon, null); tabbedPane.addTab("Mars", icon, null); tabbedPane.addTab("Jupiter", icon, null); tabbedPane.addTab("Saturn", icon, null); tabbedPane.addTab("Uranus", icon, null); tabbedPane.addTab("Neptune", icon, null); tabbedPane.addTab("Pluto", null, null); final int plutoIndex = tabbedPane.indexOfTab("Pluto"); JPanel plutoPanel = new JPanel(); plutoPanel.add(new JLabel("Pluto", icon, SwingConstants.LEADING)); JToggleButton plutoCheckBox = new JCheckBox(); plutoCheckBox.addActionListener(new ActionListener() { public void actionPerformed(ActionEvent e) { tabbedPane.remove(plutoIndex); }/*www. j ava 2s .co m*/ }); plutoPanel.add(plutoCheckBox); tabbedPane.setTabComponentAt(plutoIndex, plutoPanel); add(tabbedPane, "Center"); tabbedPane.addChangeListener(new ChangeListener() { public void stateChanged(ChangeEvent event) { // check if this tab still has a null component if (tabbedPane.getSelectedComponent() == null) { // set the component to the image icon int n = tabbedPane.getSelectedIndex(); loadTab(n); } } }); loadTab(0); JPanel buttonPanel = new JPanel(); ButtonGroup buttonGroup = new ButtonGroup(); JRadioButton wrapButton = new JRadioButton("Wrap tabs"); wrapButton.addActionListener(new ActionListener() { public void actionPerformed(ActionEvent event) { tabbedPane.setTabLayoutPolicy(JTabbedPane.WRAP_TAB_LAYOUT); } }); buttonPanel.add(wrapButton); buttonGroup.add(wrapButton); wrapButton.setSelected(true); JRadioButton scrollButton = new JRadioButton("Scroll tabs"); scrollButton.addActionListener(new ActionListener() { public void actionPerformed(ActionEvent event) { tabbedPane.setTabLayoutPolicy(JTabbedPane.SCROLL_TAB_LAYOUT); } }); buttonPanel.add(scrollButton); buttonGroup.add(scrollButton); add(buttonPanel, BorderLayout.SOUTH); }
From source file:House.java
public JSlider setSlider(JPanel panel, int orientation, int minimumValue, int maximumValue, int initValue, int majorTickSpacing, int minorTickSpacing) { JSlider slider = new JSlider(orientation, minimumValue, maximumValue, initValue); slider.setPaintTicks(true);//from w ww .j a v a 2s .c o m slider.setMajorTickSpacing(majorTickSpacing); slider.setMinorTickSpacing(minorTickSpacing); slider.setPaintLabels(true); slider.addChangeListener(new ChangeListener() { public void stateChanged(ChangeEvent e) { JSlider tempSlider = (JSlider) e.getSource(); if (tempSlider.equals(sliderTransX)) { transX = sliderTransX.getValue() - 150.0; canvas.repaint(); } else if (tempSlider.equals(sliderTransY)) { transY = sliderTransY.getValue() - 150.0; canvas.repaint(); } else if (tempSlider.equals(sliderRotateTheta)) { rotateTheta = sliderRotateTheta.getValue() * Math.PI / 180; canvas.repaint(); } else if (tempSlider.equals(sliderRotateX)) { rotateX = sliderRotateX.getValue(); canvas.repaint(); } else if (tempSlider.equals(sliderRotateY)) { rotateY = sliderRotateY.getValue(); canvas.repaint(); } else if (tempSlider.equals(sliderScaleX)) { if (sliderScaleX.getValue() != 0.0) { scaleX = sliderScaleX.getValue() / 100.0; canvas.repaint(); } } else if (tempSlider.equals(sliderScaleY)) { if (sliderScaleY.getValue() != 0.0) { scaleY = sliderScaleY.getValue() / 100.0; canvas.repaint(); } } } }); panel.add(slider); return slider; }
From source file:net.lldp.checksims.ui.results.ScrollViewer.java
/** * Create a scroll viewer from a sortable Matrix Viewer * @param results the sortableMatrix to view * @param toRevalidate frame to revalidate sometimes *//* w w w . jav a 2s . c o m*/ public ScrollViewer(SimilarityMatrix exportMatrix, SortableMatrixViewer results, JFrame toRevalidate) { resultsView = new JScrollPane(results); setBackground(Color.black); resultsView.addComponentListener(new ComponentListener() { @Override public void componentHidden(ComponentEvent arg0) { } @Override public void componentMoved(ComponentEvent arg0) { } @Override public void componentResized(ComponentEvent ce) { Dimension size = ce.getComponent().getSize(); results.padToSize(size); } @Override public void componentShown(ComponentEvent arg0) { } }); resultsView.getViewport().addChangeListener(new ChangeListener() { @Override public void stateChanged(ChangeEvent e) { Rectangle r = resultsView.getViewport().getViewRect(); results.setViewAt(r); } }); resultsView.setBackground(Color.black); sidebar = new JPanel(); setPreferredSize(new Dimension(900, 631)); setMinimumSize(new Dimension(900, 631)); sidebar.setPreferredSize(new Dimension(200, 631)); sidebar.setMaximumSize(new Dimension(200, 3000)); resultsView.setMinimumSize(new Dimension(700, 631)); resultsView.setPreferredSize(new Dimension(700, 631)); sidebar.setBackground(Color.GRAY); setLayout(new BoxLayout(this, BoxLayout.LINE_AXIS)); this.add(sidebar); this.add(resultsView); resultsView.setVerticalScrollBarPolicy(JScrollPane.VERTICAL_SCROLLBAR_ALWAYS); resultsView.setHorizontalScrollBarPolicy(JScrollPane.HORIZONTAL_SCROLLBAR_ALWAYS); resultsView.getVerticalScrollBar().setUnitIncrement(16); resultsView.getHorizontalScrollBar().setUnitIncrement(16); Integer[] presetThresholds = { 80, 60, 40, 20, 0 }; JComboBox<Integer> threshHold = new JComboBox<Integer>(presetThresholds); threshHold.addItemListener(new ItemListener() { public void itemStateChanged(ItemEvent event) { if (event.getStateChange() == ItemEvent.SELECTED) { Integer item = (Integer) event.getItem(); results.updateThreshold(item / 100.0); toRevalidate.revalidate(); toRevalidate.repaint(); } } }); threshHold.setSelectedIndex(0); results.updateThreshold((Integer) threshHold.getSelectedItem() / 100.0); JTextField student1 = new JTextField(15); JTextField student2 = new JTextField(15); KeyListener search = new KeyListener() { @Override public void keyPressed(KeyEvent e) { } @Override public void keyReleased(KeyEvent e) { results.highlightMatching(student1.getText(), student2.getText()); toRevalidate.revalidate(); toRevalidate.repaint(); } @Override public void keyTyped(KeyEvent e) { } }; student1.addKeyListener(search); student2.addKeyListener(search); Collection<MatrixPrinter> printerNameSet = MatrixPrinterRegistry.getInstance() .getSupportedImplementations(); JComboBox<MatrixPrinter> exportAs = new JComboBox<>(new Vector<>(printerNameSet)); JButton exportAsSave = new JButton("Save"); JFileChooser fc = new JFileChooser(); fc.setFileSelectionMode(JFileChooser.FILES_ONLY); fc.setCurrentDirectory(new java.io.File(".")); fc.setDialogTitle("Save results"); exportAsSave.addActionListener(ae -> { MatrixPrinter method = (MatrixPrinter) exportAs.getSelectedItem(); int err = fc.showDialog(toRevalidate, "Save"); if (err == JFileChooser.APPROVE_OPTION) { try { FileUtils.writeStringToFile(fc.getSelectedFile(), method.printMatrix(exportMatrix)); } catch (InternalAlgorithmError | IOException e1) { // TODO log / show error } } }); JPanel thresholdLabel = new JPanel(); JPanel studentSearchLabel = new JPanel(); JPanel fileOutputLabel = new JPanel(); thresholdLabel.setBorder(BorderFactory.createTitledBorder("Matching Threshold")); studentSearchLabel.setBorder(BorderFactory.createTitledBorder("Student Search")); fileOutputLabel.setBorder(BorderFactory.createTitledBorder("Save Results")); thresholdLabel.add(threshHold); studentSearchLabel.add(student1); studentSearchLabel.add(student2); fileOutputLabel.add(exportAs); fileOutputLabel.add(exportAsSave); studentSearchLabel.setPreferredSize(new Dimension(200, 100)); studentSearchLabel.setMinimumSize(new Dimension(200, 100)); thresholdLabel.setPreferredSize(new Dimension(200, 100)); thresholdLabel.setMinimumSize(new Dimension(200, 100)); fileOutputLabel.setPreferredSize(new Dimension(200, 100)); fileOutputLabel.setMinimumSize(new Dimension(200, 100)); sidebar.setMaximumSize(new Dimension(200, 4000)); sidebar.add(thresholdLabel); sidebar.add(studentSearchLabel); sidebar.add(fileOutputLabel); }