List of usage examples for javax.swing JTextArea JTextArea
public JTextArea(Document doc)
From source file:Main.java
public static void main(String[] args) { String text = "one two three four five six seven eight nine ten "; JTextArea textArea = new JTextArea(text); textArea.setColumns(30);/*from www .j a va2s . c om*/ textArea.setLineWrap(true); textArea.setWrapStyleWord(true); textArea.append(text); textArea.append(text); textArea.append(text); textArea.append(text); textArea.append(text); textArea.setSize(textArea.getPreferredSize().width, 1); JOptionPane.showMessageDialog(null, new JScrollPane(textArea), "Not Truncated!", JOptionPane.WARNING_MESSAGE); }
From source file:FlowLayoutExample.java
public static void main(String[] args) { JPanel panel = new JPanel(); JTextArea area = new JTextArea("text area"); area.setPreferredSize(new Dimension(100, 100)); JButton button = new JButton("button"); panel.add(button);// w w w . j av a 2 s .c om panel.add(new JScrollPane(area)); JFrame f = new JFrame(); f.add(panel); f.pack(); f.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE); f.setVisible(true); }
From source file:TextAreaExample.java
public static void main(String[] args) { JFrame f = new JFrame("Text Area Examples"); JPanel upperPanel = new JPanel(); JPanel lowerPanel = new JPanel(); f.getContentPane().add(upperPanel, "North"); f.getContentPane().add(lowerPanel, "South"); upperPanel.add(new JTextArea(content)); upperPanel.add(new JTextArea(content, 6, 10)); upperPanel.add(new JTextArea(content, 3, 8)); lowerPanel.add(new JScrollPane(new JTextArea(content, 6, 8))); JTextArea ta = new JTextArea(content, 6, 8); ta.setLineWrap(true);/*from w w w . j a v a2 s . c om*/ lowerPanel.add(new JScrollPane(ta)); ta = new JTextArea(content, 6, 8); ta.setLineWrap(true); ta.setWrapStyleWord(true); lowerPanel.add(new JScrollPane(ta)); f.pack(); f.setVisible(true); }
From source file:MainClass.java
public static void main(String args[]) throws Exception { final String START_STRING = "Start\n"; final int START_STRING_LENGTH = START_STRING.length(); JFrame frame = new JFrame("Navigation Example"); frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE); JTextArea textArea = new JTextArea(START_STRING); textArea.setCaretPosition(START_STRING_LENGTH); JScrollPane scrollPane = new JScrollPane(textArea); frame.add(scrollPane, BorderLayout.CENTER); NavigationFilter filter = new NavigationFilter() { public void setDot(NavigationFilter.FilterBypass fb, int dot, Position.Bias bias) { if (dot < START_STRING_LENGTH) { fb.setDot(START_STRING_LENGTH, bias); } else { fb.setDot(dot, bias);//w w w . j ava2 s . com } } public void moveDot(NavigationFilter.FilterBypass fb, int dot, Position.Bias bias) { if (dot < START_STRING_LENGTH) { fb.setDot(START_STRING_LENGTH, bias); } else { fb.setDot(dot, bias); } } }; textArea.setNavigationFilter(filter); frame.setSize(250, 150); frame.setVisible(true); }
From source file:DnDDemo2.java
public static void main(String[] args) { JFrame frame = new JFrame(); frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE); frame.setContentPane(new JPanel()); JTextField textField = new JTextField(25); textField.setText("Let's swing higher"); frame.add(textField);/*from w w w . jav a 2 s .c o m*/ JTextArea textArea = new JTextArea("Demonstrating\ndrag and drop"); textArea.setForeground(Color.red); frame.add(new JScrollPane(textArea)); textArea.setDragEnabled(true); textField.setDragEnabled(true); TextColorTransferHandler transferHandler = new TextColorTransferHandler(); textArea.setTransferHandler(transferHandler); textField.setTransferHandler(transferHandler); frame.pack(); frame.setVisible(true); }
From source file:GuiScreens.java
public static void main(String[] args) { Rectangle virtualBounds = new Rectangle(); GraphicsEnvironment ge = GraphicsEnvironment.getLocalGraphicsEnvironment(); GraphicsDevice[] gs = ge.getScreenDevices(); JFrame frame[][] = new JFrame[gs.length][]; for (int j = 0; j < gs.length; j++) { GraphicsDevice gd = gs[j]; System.out.println("Device " + j + ": " + gd); GraphicsConfiguration[] gc = gd.getConfigurations(); frame[j] = new JFrame[gc.length]; for (int i = 0; i < gc.length; i++) { System.out.println(" Configuration " + i + ": " + gc[i]); System.out.println(" Bounds: " + gc[i].getBounds()); virtualBounds = virtualBounds.union(gc[i].getBounds()); frame[j][i] = new JFrame("Config: " + i, gc[i]); frame[j][i].setBounds(50, 50, 400, 100); frame[j][i].setLocation((int) gc[i].getBounds().getX() + 50, (int) gc[i].getBounds().getY() + 50); frame[j][i].getContentPane().add(new JTextArea("Config:\n" + gc[i])); frame[j][i].setVisible(true); }//ww w . j a va 2 s.c om System.out.println("Overall bounds: " + virtualBounds); } }
From source file:com.edduarte.protbox.Protbox.java
public static void main(String... args) { // activate debug / verbose mode if (args.length != 0) { List<String> argsList = Arrays.asList(args); if (argsList.contains("-v")) { Constants.verbose = true;//from ww w . j a v a 2 s . c om } } // use System's look and feel try { UIManager.setLookAndFeel(UIManager.getSystemLookAndFeelClassName()); } catch (Exception ex) { // If the System's look and feel is not obtainable, continue execution with JRE look and feel } // check this is a single instance try { new ServerSocket(1882); } catch (IOException ex) { JOptionPane.showMessageDialog(null, "Another instance of Protbox is already running.\n" + "Please close the other instance first.", "Protbox already running", JOptionPane.ERROR_MESSAGE); System.exit(1); } // check if System Tray is supported by this operative system if (!SystemTray.isSupported()) { JOptionPane.showMessageDialog(null, "Your operative system does not support system tray functionality.\n" + "Please try running Protbox on another operative system.", "System tray not supported", JOptionPane.ERROR_MESSAGE); System.exit(1); } // add PKCS11 providers FileFilter fileFilter = new AndFileFilter(new WildcardFileFilter(Lists.newArrayList("*.config")), HiddenFileFilter.VISIBLE); File[] providersConfigFiles = new File(Constants.PROVIDERS_DIR).listFiles(fileFilter); if (providersConfigFiles != null) { for (File f : providersConfigFiles) { try { List<String> lines = FileUtils.readLines(f); String aliasLine = lines.stream().filter(line -> line.contains("alias")).findFirst().get(); lines.remove(aliasLine); String alias = aliasLine.split("=")[1].trim(); StringBuilder sb = new StringBuilder(); for (String s : lines) { sb.append(s); sb.append("\n"); } Provider p = new SunPKCS11(new ReaderInputStream(new StringReader(sb.toString()))); Security.addProvider(p); pkcs11Providers.put(p.getName(), alias); } catch (IOException | ProviderException ex) { if (ex.getMessage().equals("Initialization failed")) { ex.printStackTrace(); String s = "The following error occurred:\n" + ex.getCause().getMessage() + "\n\nIn addition, make sure you have " + "an available smart card reader connected before opening the application."; JTextArea textArea = new JTextArea(s); textArea.setColumns(60); textArea.setLineWrap(true); textArea.setWrapStyleWord(true); textArea.setSize(textArea.getPreferredSize().width, 1); JOptionPane.showMessageDialog(null, textArea, "Error loading PKCS11 provider", JOptionPane.ERROR_MESSAGE); System.exit(1); } else { ex.printStackTrace(); JOptionPane.showMessageDialog(null, "Error while setting up PKCS11 provider from configuration file " + f.getName() + ".\n" + ex.getMessage(), "Error loading PKCS11 provider", JOptionPane.ERROR_MESSAGE); } } } } // adds a shutdown hook to save instantiated directories into files when the application is being closed Runtime.getRuntime().addShutdownHook(new Thread(Protbox::exit)); // get system tray and run tray applet tray = SystemTray.getSystemTray(); SwingUtilities.invokeLater(() -> { if (Constants.verbose) { logger.info("Starting application"); } //Start a new TrayApplet object trayApplet = TrayApplet.getInstance(); }); // prompts the user to choose which provider to use ProviderListWindow.showWindow(Protbox.pkcs11Providers.keySet(), providerName -> { // loads eID token eIDTokenLoadingWindow.showPrompt(providerName, (returnedUser, returnedCertificateData) -> { user = returnedUser; certificateData = returnedCertificateData; // gets a password to use on the saved registry files (for loading and saving) final AtomicReference<Consumer<SecretKey>> consumerHolder = new AtomicReference<>(null); consumerHolder.set(password -> { registriesPasswordKey = password; try { // if there are serialized files, load them if they can be decoded by this user's private key final List<SavedRegistry> serializedDirectories = new ArrayList<>(); if (Constants.verbose) { logger.info("Reading serialized registry files..."); } File[] registryFileList = new File(Constants.REGISTRIES_DIR).listFiles(); if (registryFileList != null) { for (File f : registryFileList) { if (f.isFile()) { byte[] data = FileUtils.readFileToByteArray(f); try { Cipher cipher = Cipher.getInstance("AES"); cipher.init(Cipher.DECRYPT_MODE, registriesPasswordKey); byte[] registryDecryptedData = cipher.doFinal(data); serializedDirectories.add(new SavedRegistry(f, registryDecryptedData)); } catch (GeneralSecurityException ex) { if (Constants.verbose) { logger.info("Inserted Password does not correspond to " + f.getName()); } } } } } // if there were no serialized directories, show NewDirectory window to configure the first folder if (serializedDirectories.isEmpty() || registryFileList == null) { if (Constants.verbose) { logger.info("No registry files were found: running app as first time!"); } NewRegistryWindow.start(true); } else { // there were serialized directories loadRegistry(serializedDirectories); trayApplet.repaint(); showTrayApplet(); } } catch (AWTException | IOException | GeneralSecurityException | ReflectiveOperationException | ProtboxException ex) { JOptionPane.showMessageDialog(null, "The inserted password was invalid! Please try another one!", "Invalid password!", JOptionPane.ERROR_MESSAGE); insertPassword(consumerHolder.get()); } }); insertPassword(consumerHolder.get()); }); }); }
From source file:Main.java
public static void showInfo(Component parent, String message) { Component cmp = new JScrollPane(new JTextArea(message)); cmp.setPreferredSize(new Dimension(400, 400)); JOptionPane.showMessageDialog(parent, cmp, "Information", JOptionPane.INFORMATION_MESSAGE); }
From source file:Main.java
public Main() { // Create a text area with some initial text JTextArea textarea = new JTextArea("Initial Text"); int rows = 20; int cols = 30; textarea = new JTextArea("Initial Text", rows, cols); this.getContentPane().add(new JScrollPane(textarea)); }
From source file:Main.java
public Main() { setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE); setSize(400, 400);/*from w ww. ja v a 2s .c o m*/ JTextArea textArea = new JTextArea("drag it..."); textArea.addMouseMotionListener(new MouseMotionAdapter() { public void mouseDragged(MouseEvent e) { System.out.println("Mouse Dragged..."); } public void mouseMoved(MouseEvent e) { System.out.println("Mouse Moved..."); } }); getContentPane().add(textArea); }