public static void main(String[] args) { final JPopupMenu menu = new JPopupMenu(); menu.setLayout(new GridLayout(0, 3, 5, 5)); final MenuedButton button = new MenuedButton("Icons", menu); for (int i = 0; i < 9; i++) { // replace "print.gif" with your own image final JLabel label = new JLabel("" + i); // new ImageIcon("resources/images/print.gif") ); label.addMouseListener( new MouseAdapter() { public void mouseClicked(MouseEvent e) { button.getMainButton().setIcon(label.getIcon()); menu.setVisible(false); } }); menu.add(label); } JFrame frame = new JFrame("Button Test"); frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE); frame.getContentPane().add(new JLabel("Click Arrow Button To Show Popup"), BorderLayout.NORTH); frame.getContentPane().add(button, BorderLayout.CENTER); frame.pack(); frame.setLocationRelativeTo(null); frame.setVisible(true); }
// init private static void init() { if (frame != null) frame.setVisible(false); frame = new JFrame(); offscreenImage = new BufferedImage(width, height, BufferedImage.TYPE_INT_ARGB); onscreenImage = new BufferedImage(width, height, BufferedImage.TYPE_INT_ARGB); offscreen = offscreenImage.createGraphics(); onscreen = onscreenImage.createGraphics(); setXscale(); setYscale(); offscreen.setColor(DEFAULT_CLEAR_COLOR); offscreen.fillRect(0, 0, width, height); setPenColor(); setPenRadius(); setFont(); clear(); // add anti-aliasing RenderingHints hints = new RenderingHints(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON); hints.put(RenderingHints.KEY_RENDERING, RenderingHints.VALUE_RENDER_QUALITY); offscreen.addRenderingHints(hints); // frame stuff ImageIcon icon = new ImageIcon(onscreenImage); JLabel draw = new JLabel(icon); draw.addMouseListener(std); draw.addMouseMotionListener(std); frame.setContentPane(draw); frame.addKeyListener(std); // JLabel cannot get keyboard focus frame.setResizable(false); frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE); // closes all windows // frame.setDefaultCloseOperation(JFrame.DISPOSE_ON_CLOSE); // closes only current window frame.setTitle("Standard Draw"); frame.setJMenuBar(createMenuBar()); frame.pack(); frame.requestFocusInWindow(); frame.setVisible(true); }
public Senso() { super("Senso"); this.setSize(640, 480); this.setLocation(100, 100); this.getContentPane().setBackground(Color.black); this.setUndecorated(true); this.setBackground(Color.white); this.setDefaultCloseOperation(EXIT_ON_CLOSE); this.setResizable(false); this.setLayout(null); this.setAlwaysOnTop(true); klicks = new JLabel(); klicks.setSize(150, 25); klicks.setLocation(20, 300); klicks.setFont(new Font("Impact", 5, 25)); klicks.setForeground(Color.lightGray); this.add(klicks); start = new JLabel(); start.setSize(350, 50); start.setLocation(350, 200); start.setFont(new Font("Impact", 5, 50)); start.setForeground(Color.lightGray); this.add(start); lblVerloren = new JLabel(); lblVerloren.setSize(350, 30); lblVerloren.setLocation(200, 215); lblVerloren.setFont(new Font("Impact", 5, 30)); lblVerloren.setForeground(Color.lightGray); this.add(lblVerloren); neustart = new JLabel("Neustart"); neustart.setSize(100, 30); neustart.setLocation(20, 200); neustart.setFont(new Font("Impact", 5, 25)); neustart.setForeground(Color.darkGray); neustart.addMouseListener(this); this.add(neustart); beenden = new JLabel("Beenden"); beenden.setSize(100, 30); beenden.setLocation(20, 390); beenden.setFont(new Font("Impact", 5, 25)); beenden.setForeground(Color.gray); beenden.addMouseListener(this); this.add(beenden); us = new JLabel("Senso"); us.setSize(150, 35); us.setLocation(10, 30); us.setFont(new Font("Impact", 1, 35)); us.setForeground(Color.white); this.add(us); punkte = new JLabel("Score: " + String.valueOf(points)); punkte.setSize(200, 20); punkte.setLocation(400, 400); punkte.setFont(new Font("Impact", 0, 20)); punkte.setForeground(Color.white); this.add(punkte); rot = new JLabel(new ImageIcon("files/Minigames/Senso/red_0.png")); rot.setSize(216, 207); rot.setLocation(150, 25); rot.setBackground(Color.darkGray); rot.addMouseListener(this); this.add(rot); gruen = new JLabel(new ImageIcon("files/Minigames/Senso/green_0.png")); gruen.setSize(216, 207); gruen.setLocation(366, 25); gruen.setBackground(Color.darkGray); gruen.addMouseListener(this); this.add(gruen); gelb = new JLabel(new ImageIcon("files/Minigames/Senso/yellow_0.png")); gelb.setSize(216, 207); gelb.setLocation(366, 232); gelb.setBackground(Color.darkGray); gelb.addMouseListener(this); this.add(gelb); blau = new JLabel(new ImageIcon("files/Minigames/Senso/blue_0.png")); blau.setSize(216, 207); blau.setLocation(150, 232); blau.setBackground(Color.darkGray); blau.addMouseListener(this); this.add(blau); this.addMouseListener(this); // spiel = new Thread(this); zufall = new Random(); läuft = false; zahl = zufall.nextInt(4); // this.setVisible(true); soundR = new File("files/Minigames/Senso/rot.wav"); soundG = new File("files/Minigames/Senso/gruen.wav"); soundB = new File("files/Minigames/Senso/blau.wav"); soundY = new File("files/Minigames/Senso/gelb.wav"); soundF = new File("files/Minigames/Senso/falsch.wav"); }
void createFrame() { /* see Preferences.java */ int GUI_BIG = 13; int GUI_BETWEEN = 10; int GUI_SMALL = 6; int FIELD_SIZE = 30; int left = GUI_BIG; int top = GUI_BIG; int right = 0; Dimension d; frame = new JFrame("Directives Editor"); Container pane = frame.getContentPane(); pane.setLayout(null); JLabel label = new JLabel("Click here to read about directives."); label.addMouseListener( new MouseListener() { public void mouseClicked(MouseEvent e) { Base.openURL("http://processingjs.org/reference/pjs%20directive"); } public void mouseEntered(MouseEvent e) {} public void mouseExited(MouseEvent e) {} public void mousePressed(MouseEvent e) {} public void mouseReleased(MouseEvent e) {} }); pane.add(label); d = label.getPreferredSize(); label.setBounds(left, top, d.width, d.height); top += d.height + GUI_BETWEEN + GUI_BETWEEN; // CRISP crispBox = new JCheckBox("\"crisp\": disable antialiasing for line(), triangle() and rect()"); pane.add(crispBox); d = crispBox.getPreferredSize(); crispBox.setBounds(left, top, d.width + 10, d.height); right = Math.max(right, left + d.width); top += d.height + GUI_BETWEEN; // FONTS label = new JLabel("\"font\": to load (comma separated)"); pane.add(label); d = label.getPreferredSize(); label.setBounds(left, top, d.width, d.height); top += d.height + GUI_SMALL; fontField = new JTextField(FIELD_SIZE); pane.add(fontField); d = fontField.getPreferredSize(); fontField.setBounds(left, top, d.width, d.height); JButton button = new JButton("scan"); button.addActionListener( new ActionListener() { public void actionPerformed(ActionEvent e) { handleScanFonts(); } }); pane.add(button); Dimension d2 = button.getPreferredSize(); button.setBounds(left + d.width + GUI_SMALL, top, d2.width, d2.height); right = Math.max(right, left + d.width + GUI_SMALL + d2.width); top += d.height + GUI_BETWEEN; // GLOBAL_KEY_EVENTS globalKeyEventsBox = new JCheckBox("\"globalKeyEvents\": receive global key events"); pane.add(globalKeyEventsBox); d = globalKeyEventsBox.getPreferredSize(); globalKeyEventsBox.setBounds(left, top, d.width + 10, d.height); right = Math.max(right, left + d.width); top += d.height + GUI_BETWEEN; // PAUSE_ON_BLUR pauseOnBlurBox = new JCheckBox("\"pauseOnBlur\": pause if applet loses focus"); pane.add(pauseOnBlurBox); d = pauseOnBlurBox.getPreferredSize(); pauseOnBlurBox.setBounds(left, top, d.width + 10, d.height); right = Math.max(right, left + d.width); top += d.height + GUI_BETWEEN; // PRELOAD images label = new JLabel("\"preload\": images (comma separated)"); pane.add(label); d = label.getPreferredSize(); label.setBounds(left, top, d.width, d.height); top += d.height + GUI_SMALL; preloadField = new JTextField(FIELD_SIZE); pane.add(preloadField); d = preloadField.getPreferredSize(); preloadField.setBounds(left, top, d.width, d.height); button = new JButton("scan"); button.addActionListener( new ActionListener() { public void actionPerformed(ActionEvent e) { handleScanImages(); } }); pane.add(button); d2 = button.getPreferredSize(); button.setBounds(left + d.width + GUI_SMALL, top, d2.width, d2.height); right = Math.max(right, left + d.width + GUI_SMALL + d2.width); top += d.height + GUI_BETWEEN; // TRANSPARENT /*transparentBox = new JCheckBox("\"transparent\": set applet background to be transparent"); pane.add(transparentBox); d = transparentBox.getPreferredSize(); transparentBox.setBounds(left, top, d.width + 10, d.height); right = Math.max(right, left + d.width); top += d.height + GUI_BETWEEN;*/ // APPLY / OK button = new JButton("OK"); button.addActionListener( new ActionListener() { public void actionPerformed(ActionEvent e) { applyDirectives(); hide(); } }); pane.add(button); d2 = button.getPreferredSize(); int BUTTON_HEIGHT = d2.height; int BUTTON_WIDTH = 80; int h = right - (BUTTON_WIDTH + GUI_SMALL + BUTTON_WIDTH); button.setBounds(h, top, BUTTON_WIDTH, BUTTON_HEIGHT); h += BUTTON_WIDTH + GUI_SMALL; button = new JButton("Cancel"); button.addActionListener( new ActionListener() { public void actionPerformed(ActionEvent e) { hide(); } }); pane.add(button); button.setBounds(h, top, BUTTON_WIDTH, BUTTON_HEIGHT); top += BUTTON_HEIGHT + GUI_BETWEEN; // frame.getContentPane().add(box); frame.pack(); Insets insets = frame.getInsets(); frame.setSize( right + GUI_BIG + insets.left + insets.right, top + GUI_SMALL + insets.top + insets.bottom); // frame.setResizable(false); frame.setDefaultCloseOperation(WindowConstants.DO_NOTHING_ON_CLOSE); frame.addWindowListener( new WindowAdapter() { public void windowClosing(WindowEvent e) { frame.setVisible(false); } }); Toolkit.registerWindowCloseKeys( frame.getRootPane(), new ActionListener() { public void actionPerformed(ActionEvent actionEvent) { frame.setVisible(false); } }); Toolkit.setIcon(frame); }
/** Initializes this panel. */ private void init() { JPanel mainPanel = new TransparentPanel(new BorderLayout()); mainPanel.setBorder( BorderFactory.createTitledBorder( Sip2SipAccRegWizzActivator.getResources() .getI18NString("plugin.sipaccregwizz.CREATE_ACCOUNT_TITLE"))); JPanel labelsPanel = new TransparentPanel(new GridLayout(0, 1)); JPanel valuesPanel = new TransparentPanel(new GridLayout(0, 1)); JLabel usernameLabel = new JLabel( Sip2SipAccRegWizzActivator.getResources() .getI18NString("plugin.sip2sipaccregwizz.USERNAME")); JLabel displayNameLabel = new JLabel( Sip2SipAccRegWizzActivator.getResources() .getI18NString("plugin.sipaccregwizz.DISPLAY_NAME")); JLabel passLabel = new JLabel(Sip2SipAccRegWizzActivator.getResources().getI18NString("service.gui.PASSWORD")); JLabel retypePasswordLabel = new JLabel( Sip2SipAccRegWizzActivator.getResources() .getI18NString("plugin.sip2sipaccregwizz.RETYPE_PASSWORD")); JLabel emailLabel = new JLabel( Sip2SipAccRegWizzActivator.getResources() .getI18NString("plugin.sip2sipaccregwizz.EMAIL")); labelsPanel.add(displayNameLabel); labelsPanel.add(usernameLabel); labelsPanel.add(passLabel); labelsPanel.add(retypePasswordLabel); labelsPanel.add(emailLabel); valuesPanel.add(displayNameField); valuesPanel.add(usernameField); valuesPanel.add(passField); valuesPanel.add(retypePassField); valuesPanel.add(emailField); JLabel emailDescriptionLabel = new JLabel( Sip2SipAccRegWizzActivator.getResources() .getI18NString("plugin.sip2sipaccregwizz.EMAIL_NOTE"), SwingConstants.CENTER); emailDescriptionLabel.setForeground(Color.GRAY); emailDescriptionLabel.setFont(emailDescriptionLabel.getFont().deriveFont(8)); emailDescriptionLabel.setBorder(BorderFactory.createEmptyBorder(0, 10, 8, 10)); initErrorArea(); mainPanel.add(labelsPanel, BorderLayout.WEST); mainPanel.add(valuesPanel, BorderLayout.CENTER); mainPanel.add(emailDescriptionLabel, BorderLayout.SOUTH); this.add(mainPanel, BorderLayout.CENTER); JLabel infoLabel = new JLabel( Sip2SipAccRegWizzActivator.getResources() .getI18NString("plugin.sip2sipaccregwizz.INFO_NOTE"), SwingConstants.RIGHT); infoLabel.setCursor(new Cursor(Cursor.HAND_CURSOR)); infoLabel.setForeground(Color.GRAY); infoLabel.setFont(emailDescriptionLabel.getFont().deriveFont(8)); infoLabel.setBorder(BorderFactory.createEmptyBorder(0, 0, 8, 0)); infoLabel.addMouseListener( new MouseAdapter() { @Override public void mousePressed(MouseEvent e) { Sip2SipAccRegWizzActivator.getBrowserLauncher().openURL("http://wiki.sip2sip.info"); } }); this.add(infoLabel, BorderLayout.SOUTH); }
/** *********** Initialization of every component and variable being used ************* */ IPToolKit() { cp = new Container(); cp.setLayout(new BorderLayout()); Main_pnl = new JPanel(); jmb = new JMenuBar(); m_File = new JMenu("File"); m_Arith = new JMenu("Arithmetic"); m_Filter = new JMenu("Filters"); m_Open = new JMenuItem("Open"); m_Save = new JMenuItem("Save"); m_Exit = new JMenuItem("Exit"); m_Add = new JMenu("Add"); m_Sub = new JMenu("Subtract"); m_Mul = new JMenu("Multiply"); m_Div = new JMenu("Divide"); edge = new JMenu("Edge Detection"); mpre = new JMenu("Prewits"); msob = new JMenu("Sobel"); lbl_img = new JLabel(""); lbl_gray = new JLabel(""); lbl_res = new JLabel(""); jfc = new JFileChooser(); panel_image = new JPanel(); panel_gray = new JPanel(); panel_result = new JPanel(); scrollPane = new JScrollPane(); mAddConst = new JMenu("Constant"); mSubConst = new JMenu("Constant"); mMulConst = new JMenu("Constant"); mDivConst = new JMenu("Constant"); mAddSat = new JMenuItem("Saturation"); mAddWrap = new JMenuItem("Wrap Around"); mSubSat = new JMenuItem("Saturation"); mSubWrap = new JMenuItem("Wrap Around"); mMulSat = new JMenuItem("Saturation"); mMulWrap = new JMenuItem("Wrap Around"); mDivSat = new JMenuItem("Saturation"); mDivWrap = new JMenuItem("Wrap Around"); mAddImg = new JMenuItem("Image"); mSubImg = new JMenuItem("Image"); mMulImg = new JMenuItem("Image"); mDivImg = new JMenuItem("Image"); mlowPass = new JMenuItem("Low Pass"); mhighPass = new JMenuItem("High Pass"); mhighBoost = new JMenuItem("High Boost"); median = new JMenuItem("Median"); mBright = new JMenuItem("Brightness"); mContrast = new JMenuItem("Contrast Stretch"); mThreshold = new JMenuItem(" Threshold "); m_Enhance = new JMenu("Enhancement"); mInvert = new JMenuItem("Negative"); mpre_hor = new JMenuItem("Prewits Horizontal"); mpre_ver = new JMenuItem("Prewits Vertical"); mpre_both = new JMenuItem("Prewits Both"); msob_hor = new JMenuItem("Sobel Horizontal"); msob_ver = new JMenuItem("Sobel Vertical"); msob_both = new JMenuItem("Sobel Both"); ; mrob = new JMenuItem("Roberts"); mean = new JMenuItem("Mean"); mlap = new JMenuItem("Laplacian"); other = new JMenu("Other"); hist = new JMenuItem("Histogram Equalization"); conect = new JMenuItem("Connected Component"); mBlend = new JMenuItem("Blending"); vsb = new JScrollBar(JScrollBar.VERTICAL); hsb = new JScrollBar(JScrollBar.HORIZONTAL); // jsp = new JScrollPane(); setJMenuBar(jmb); add(cp); // setBackground(new Color(255,255,255)); panel_image.setBackground(new Color(255, 0, 0)); panel_gray.setBackground(new Color(0, 255, 0)); panel_result.setBackground(new Color(0, 0, 255)); jmb.add(m_File); jmb.add(m_Arith); jmb.add(m_Enhance); jmb.add(m_Filter); jmb.add(edge); jmb.add(other); cp.add(Main_pnl); Main_pnl.setLayout(new GridLayout(1, 3, 10, 10)); Main_pnl.add(panel_image); Main_pnl.add(panel_gray); Main_pnl.add(panel_result); m_File.add(m_Open); m_File.add(m_Save); m_File.add(m_Exit); m_Arith.add(m_Add); m_Add.add(mAddImg); m_Add.add(mAddConst); mAddConst.add(mAddSat); mAddConst.add(mAddWrap); m_Arith.add(m_Sub); m_Sub.add(mSubImg); m_Sub.add(mSubConst); mSubConst.add(mSubSat); mSubConst.add(mSubWrap); m_Arith.add(m_Mul); m_Mul.add(mMulImg); m_Mul.add(mMulConst); mMulConst.add(mMulSat); mMulConst.add(mMulWrap); m_Arith.add(m_Div); m_Div.add(mDivImg); m_Div.add(mDivConst); mDivConst.add(mDivSat); mDivConst.add(mDivWrap); m_Filter.add(mlowPass); m_Filter.add(mhighPass); m_Filter.add(mhighBoost); m_Filter.add(median); m_Filter.add(mean); edge.add(mpre); edge.add(msob); mpre.add(mpre_hor); mpre.add(mpre_ver); mpre.add(mpre_both); msob.add(msob_hor); msob.add(msob_ver); msob.add(msob_both); edge.add(mrob); edge.add(mlap); m_Enhance.add(mBright); m_Enhance.add(mContrast); m_Enhance.add(mThreshold); m_Enhance.add(mInvert); m_Enhance.add(mBlend); other.add(hist); other.add(conect); m_Open.addActionListener(this); m_Save.addActionListener(this); m_Exit.addActionListener(this); mAddImg.addActionListener(this); mSubImg.addActionListener(this); mMulImg.addActionListener(this); mDivImg.addActionListener(this); mAddSat.addActionListener(this); mAddWrap.addActionListener(this); mSubSat.addActionListener(this); mSubWrap.addActionListener(this); mMulSat.addActionListener(this); mMulWrap.addActionListener(this); mDivSat.addActionListener(this); mDivWrap.addActionListener(this); mlowPass.addActionListener(this); mhighPass.addActionListener(this); mhighBoost.addActionListener(this); median.addActionListener(this); mBright.addActionListener(this); mContrast.addActionListener(this); mThreshold.addActionListener(this); mInvert.addActionListener(this); mBlend.addActionListener(this); mpre_hor.addActionListener(this); mpre_ver.addActionListener(this); mpre_both.addActionListener(this); msob_hor.addActionListener(this); msob_ver.addActionListener(this); msob_both.addActionListener(this); mrob.addActionListener(this); mean.addActionListener(this); mlap.addActionListener(this); hist.addActionListener(this); conect.addActionListener(this); lbl_gray.addMouseListener(this); panel_image.add(lbl_img); panel_gray.add(lbl_gray); panel_result.add(lbl_res); cp.add(vsb, BorderLayout.EAST); cp.add(hsb, BorderLayout.SOUTH); // cp1 = getContentPane(); cp = getContentPane(); setSize(600, 400); setVisible(true); }
private void _displayImgInFrame() { final JFrame frame = new JFrame("Google Static Map"); GUIUtils.setAppIcon(frame, "71.png"); // frame.setDefaultCloseOperation(DISPOSE_ON_CLOSE); JLabel imgLbl = new JLabel(new ImageIcon(_img)); imgLbl.setToolTipText( MessageFormat.format( "<html>Image downloaded from URI<br>size: w={0}, h={1}</html>", _img.getWidth(), _img.getHeight())); GUIUtils.centerOnScreen(frame); frame.setVisible(true); frame.setContentPane(imgLbl); frame.pack(); frame.setResizable(false); imgLbl.addMouseListener( new MouseListener() { public void mouseClicked(MouseEvent e) {} public void mousePressed(MouseEvent e) { System.out.println("Mouse Listener: Mouse Clicked!"); mapIsUp = 1; sentX = 0.00; clickX = e.getX(); // Latitude clickY = e.getY(); // Longitude if ((clickX < (_img.getWidth() / 2)) && (clickY < (_img.getHeight() / 2))) { // 1st quadrant positive values sentX = Double.parseDouble(ttfLati.getText()) + (((-1 * (_img.getWidth() / 2)) + clickX) * pixelX); // Add to latitude sentY = Double.parseDouble(ttfLongi.getText()) + (((_img.getHeight() / 2) - clickY) * pixelY); // Add to Longitude System.out.println("Top left"); } else if ((clickX > (_img.getWidth() / 2)) && (clickY > (_img.getHeight() / 2))) { // 2nd quadrant negative values sentX = Double.parseDouble(ttfLati.getText()) + (((-1 * (_img.getHeight() / 2)) + clickX) * pixelX); sentY = Double.parseDouble(ttfLongi.getText()) + (((_img.getHeight() / 2) - clickY) * pixelY); System.out.println("Bottom Right"); } else if ((clickX < (_img.getWidth() / 2)) && (clickY > (_img.getHeight() / 2))) { // 3rd quadrant 1 positive 1 negative sentX = Double.parseDouble(ttfLati.getText()) + (((-1 * (_img.getWidth() / 2)) + clickX) * pixelX); sentY = Double.parseDouble(ttfLongi.getText()) + (((_img.getHeight() / 2) - clickY) * pixelY); System.out.println("Bottom Left"); } else { // 3rd quadrant 1 positive 1 negative sentX = Double.parseDouble(ttfLati.getText()) + (((-1 * (_img.getHeight() / 2)) + clickX) * pixelX); sentY = Double.parseDouble(ttfLongi.getText()) + (((_img.getHeight() / 2) - clickY) * pixelY); System.out.println("Top Right"); } BigDecimal toCoordsX = new BigDecimal(sentX); BigDecimal toCoordsY = new BigDecimal(sentY); sentX = (toCoordsX.setScale(6, BigDecimal.ROUND_HALF_UP)) .doubleValue(); // allows values of up to 6 decimal places sentY = (toCoordsY.setScale(6, BigDecimal.ROUND_HALF_UP)).doubleValue(); getCoords = sentX + " " + sentY; ttfLati.setText(Double.toString(sentX)); ttfLongi.setText(Double.toString(sentY)); System.out.println("... saving Coordinates"); saveLocation( getCoords); // pass getCoords through saveLocation. this string is appended to the // savedLocations file. System.out.println("... savedCoordinates"); // Update the Locations ComboBox with new additions ttfSave.removeAllItems(); // re-populate the ComboBox System.out.println("removed items"); getSavedLocations(); // run through file to get all locations for (int i = 0; i < loc.size(); i++) ttfSave.addItem(loc.get(i)); System.out.println("update combobox"); mapIsUp = 0; frame.dispose(); // closes window startTaskAction(); // pops up a new window } public void saveLocation(String xy) { BufferedWriter f = null; // created a bufferedWriter object try { f = new BufferedWriter( new FileWriter( "savedLocations.txt", true)); // evaluated true if file has not been created yet f.write(xy); // append passed coordinates and append to file if exists f.newLine(); f.flush(); } catch (IOException ioe) { ioe.printStackTrace(); } finally { // close the file if (f != null) { try { f.close(); } catch (IOException e) { // any error, catch exception System.err.println("Error: " + e.getMessage()); } } } } public void mouseReleased(MouseEvent e) {} public void mouseEntered(MouseEvent e) {} public void mouseExited(MouseEvent e) {} }); }