Пример #1
0
  public void getSavedLocations() {
    // System.out.println("inside getSavedLocations");				//CONSOLE * * * * * * * * * * * * *
    loc.clear(); // clear locations.  helps refresh the list when reprinting all the locations
    BufferedWriter f = null; // just in case file has not been created yet
    BufferedReader br = null;
    try {
      // attempt to open the locations file if it doesn't exist, create it
      f =
          new BufferedWriter(
              new FileWriter("savedLocations.txt", true)); // evaluated true if file does not exist
      br = new BufferedReader(new FileReader("savedLocations.txt"));

      String line; // each line is one index of the list
      loc.add("Saved Locations");
      // loop and read a line from the file as long as we don't get null
      while ((line = br.readLine()) != null)
        // add the read word to the wordList
        loc.add(line);
    } catch (IOException e) {
      e.printStackTrace();
    } finally {
      try {
        // attempt the close the file

        br.close(); // close bufferedwriter
      } catch (IOException ex) {
        ex.printStackTrace();
      }
    }
  }
Пример #2
0
  public void paintComponent(Graphics g) {
    super.paintComponent(g);

    File f = new File("Data.txt");

    try {

      textArea.setText("");
      reader = new BufferedReader(new FileReader(f));

      String str = "";
      while (!(str = reader.readLine()).equals("")) {
        textArea.append(str + "\n");
      }
      reader.close();

    } catch (Exception e) {
      System.out.println(e);
    }

    repaint();
  }
Пример #3
0
  public static void main(String args[]) throws Exception {
    final JFrame frame = new JFrame();
    final JTextArea textArea = new JTextArea(30, 60);
    final JScrollPane scrollPane = new JScrollPane(textArea);
    frame.getContentPane().add(scrollPane);

    JMenuBar menuBar = new JMenuBar();
    frame.setJMenuBar(menuBar);
    JMenu menu = new JMenu("File");
    ScreenCapture.createImage(menu, "menu.jpg");
    menuBar.add(menu);
    JMenuItem menuItem = new JMenuItem("Frame Image");
    menu.add(menuItem);
    menuItem.addActionListener(
        new ActionListener() {
          public void actionPerformed(ActionEvent e) {
            //  Let the menu close and repaint itself before taking the image

            new Thread() {
              public void run() {
                try {
                  Thread.sleep(50);
                  System.out.println("Creating frame.jpg");
                  frame.repaint();
                  ScreenCapture.createImage(frame, "frame.jpg");
                } catch (Exception exc) {
                  System.out.println(exc);
                }
              }
            }.start();
          };
        });

    final JButton button = new JButton("Create Images");
    button.addActionListener(
        new ActionListener() {
          public void actionPerformed(ActionEvent e) {
            try {
              System.out.println("Creating desktop.jpg");
              ScreenCapture.createDesktopImage("desktop.jpg");
              System.out.println("Creating frame.jpg");
              ScreenCapture.createImage(frame, "frame.jpg");
              System.out.println("Creating scrollpane.jpg");
              ScreenCapture.createImage(scrollPane, "scrollpane.jpg");
              System.out.println("Creating textarea.jpg");
              ScreenCapture.createImage(textArea, "textarea.jpg");
              System.out.println("Creating button.jpg");
              ScreenCapture.createImage(button, "button.jpg");
              button.setText("button refreshed");
              button.paintImmediately(button.getBounds());
              System.out.println("Creating refresh.jpg");
              ScreenCapture.createImage(button, "refresh.jpg");
              System.out.println("Creating region.jpg");
              Rectangle r = new Rectangle(0, 0, 100, 16);
              ScreenCapture.createImage(textArea, r, "region.png");
            } catch (Exception exc) {
              System.out.println(exc);
            }
          }
        });
    frame.getContentPane().add(button, BorderLayout.SOUTH);

    try {
      FileReader fr = new FileReader("ScreenCapture.java");
      BufferedReader br = new BufferedReader(fr);
      textArea.read(br, null);
      br.close();
    } catch (Exception e) {
    }

    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    frame.pack();
    frame.setLocationRelativeTo(null);
    frame.setVisible(true);
  }