java类java.awt.Label的实例源码

/**
 * When server changes, get message
 * @param changedValue
 */
@Override
public void flagChanged(IUnrealServer server) {
    SwingUtilities.invokeLater(new Runnable() {

        @Override
        public void run() {
            removeAll();
            handleServerName();
            if (serverDef.getServerFlag().getFlag() == null) {
                add(new Label("Server not available ...", Label.CENTER), java.awt.BorderLayout.CENTER);
            } else {
                setUpMapPanel();
            }
            revalidate();
            repaint();
        }
    }); /*
    String msg = "Map changed to " + changedValue.getName() + " " + changedValue.getName();
    JOptionPane.showMessageDialog(this, msg);
     */

}

private void init(Component parent, String  title, String message,
                  String buttonText) {
    Panel p = new Panel();
    add("Center", new Label(message));
    Button btn = new Button(buttonText);
    btn.addActionListener(this);
    p.add(btn);
    add("South", p);
    pack();

    Dimension dDim = getSize();
    if (parent != null) {
        Rectangle fRect = parent.getBounds();
        setLocation(fRect.x + ((fRect.width - dDim.width) / 2),
                    fRect.y + ((fRect.height - dDim.height) / 2));
    }
}

/**
 * Default constructor.
 */

protected CalculatorGUI()
{
    super("Calculator");
    setSize(720, 540);

    addWindowListener(new WindowAdapter()
    {
        @Override
        public void windowClosing(WindowEvent windowEvent)
        {
            setVisible(false);
            dispose();
            System.exit(0);
        }
    });

    setLayout(new BorderLayout());

    add(new CalculatorAWT(), BorderLayout.NORTH);
    add(new Label(), BorderLayout.SOUTH);

    setVisible(true);
}

private void init(Component parent, String  title, String message,
                  String buttonText) {
    Panel p = new Panel();
    add("Center", new Label(message));
    Button btn = new Button(buttonText);
    btn.addActionListener(this);
    p.add(btn);
    add("South", p);
    pack();

    Dimension dDim = getSize();
    if (parent != null) {
        Rectangle fRect = parent.getBounds();
        setLocation(fRect.x + ((fRect.width - dDim.width) / 2),
                    fRect.y + ((fRect.height - dDim.height) / 2));
    }
}

public void start() {
    //Get things going.  Request focus, set size, et cetera
    setSize(200, 200);
    setVisible(true);
    validate();

    final Image image = new MultiResolutionCursor();

    int center = sizes[0] / 2;
    Cursor cursor = Toolkit.getDefaultToolkit().createCustomCursor(
            image, new Point(center, center), "multi-resolution cursor");

    Frame frame = new Frame("Test Frame");
    frame.setSize(300, 300);
    frame.setLocation(300, 50);
    frame.add(new Label("Move cursor here"));
    frame.setCursor(cursor);
    frame.setVisible(true);
}

private void init(Component parent, String  title, String message,
                  String buttonText) {
    Panel p = new Panel();
    add("Center", new Label(message));
    Button btn = new Button(buttonText);
    btn.addActionListener(this);
    p.add(btn);
    add("South", p);
    pack();

    Dimension dDim = getSize();
    if (parent != null) {
        Rectangle fRect = parent.getBounds();
        setLocation(fRect.x + ((fRect.width - dDim.width) / 2),
                    fRect.y + ((fRect.height - dDim.height) / 2));
    }
}

public void testChildPropertiesWithDialogAsParent() {

        parentDialog = new Dialog((Dialog) null, "parent Dialog");
        parentDialog.setSize(WIDTH, HEIGHT);
        parentDialog.setLocation(100, 100);
        parentDialog.setBackground(Color.RED);
        parentLabel = new Label("ParentForegroundAndFont");
        parentFont = new Font("Courier New", Font.ITALIC, 15);
        parentDialog.setForeground(Color.BLUE);
        parentDialog.setFont(parentFont);

        parentDialog.add(parentLabel);
        parentDialog.setVisible(true);

        windowChild = new Window(parentDialog);
        windowChild.setSize(WIDTH, HEIGHT);
        windowChild.setLocation(WIDTH + 200, 100);
        childLabel = new Label("ChildForegroundAndFont");
        windowChild.add(childLabel);
        windowChild.setVisible(true);

        if (parentDialog.getBackground() == windowChild.getBackground()) {
            dispose();
            throw new RuntimeException("Child Window Should NOT Inherit "
                    + "Parent Dialog's Background Color");
        }
        if (parentDialog.getForeground() == windowChild.getForeground()) {
            dispose();
            throw new RuntimeException("Child Window Should NOT Inherit "
                    + "Parent Dialog's Foreground Color");
        }
        if (parentDialog.getFont() == windowChild.getFont()) {
            dispose();
            throw new RuntimeException("Child Window Should NOT Inherit "
                    + "Parent Dialog's Font Color");
        }
    }

public void testChildPropertiesWithFrameAsParent() {

        parentFrame = new Frame("parent Frame");
        parentFrame.setSize(WIDTH, HEIGHT);
        parentFrame.setLocation(100, 400);
        parentFrame.setBackground(Color.BLUE);
        parentLabel = new Label("ParentForegroundAndFont");
        parentFont = new Font("Courier New", Font.ITALIC, 15);
        parentFrame.setForeground(Color.RED);
        parentFrame.setFont(parentFont);
        parentFrame.add(parentLabel);
        parentFrame.setVisible(true);

        frameChildWindow = new Window(parentFrame);
        frameChildWindow.setSize(WIDTH, HEIGHT);
        frameChildWindow.setLocation(WIDTH + 200, 400);
        childLabel = new Label("ChildForegroundAndFont");
        frameChildWindow.add(childLabel);
        frameChildWindow.setVisible(true);

        if (parentFrame.getBackground() == frameChildWindow.getBackground()) {
            dispose();
            throw new RuntimeException("Child Window Should NOT Inherit "
                    + "Parent Frame's Background Color");
        }
        if (parentDialog.getForeground() == windowChild.getForeground()) {
            dispose();
            throw new RuntimeException("Child Window Should NOT Inherit "
                    + "Parent Frame's Foreground Color");
        }
        if (parentDialog.getFont() == windowChild.getFont()) {
            dispose();
            throw new RuntimeException("Child Window Should NOT Inherit "
                    + "Parent Frame's Font Color");
        }
    }

public void start() {
    //Get things going.  Request focus, set size, et cetera
    setSize(200, 200);
    setVisible(true);
    validate();

    final Image image = new BaseMultiResolutionImage(
            createResolutionVariant(0),
            createResolutionVariant(1),
            createResolutionVariant(2),
            createResolutionVariant(3)
    );

    int center = sizes[0] / 2;
    Cursor cursor = Toolkit.getDefaultToolkit().createCustomCursor(
            image, new Point(center, center), "multi-resolution cursor");

    Frame frame = new Frame("Test Frame");
    frame.setSize(300, 300);
    frame.setLocation(300, 50);
    frame.add(new Label("Move cursor here"));
    frame.setCursor(cursor);
    frame.setVisible(true);
}

private void init(Component parent, String  title, String message,
                  String buttonText) {
    Panel p = new Panel();
    add("Center", new Label(message));
    Button btn = new Button(buttonText);
    btn.addActionListener(this);
    p.add(btn);
    add("South", p);
    pack();

    Dimension dDim = getSize();
    if (parent != null) {
        Rectangle fRect = parent.getBounds();
        setLocation(fRect.x + ((fRect.width - dDim.width) / 2),
                    fRect.y + ((fRect.height - dDim.height) / 2));
    }
}

public void start() {
    //Get things going.  Request focus, set size, et cetera
    setSize(200, 200);
    setVisible(true);
    validate();

    final Image image = new BaseMultiResolutionImage(
            createResolutionVariant(0),
            createResolutionVariant(1),
            createResolutionVariant(2),
            createResolutionVariant(3)
    );

    int center = sizes[0] / 2;
    Cursor cursor = Toolkit.getDefaultToolkit().createCustomCursor(
            image, new Point(center, center), "multi-resolution cursor");

    Frame frame = new Frame("Test Frame");
    frame.setSize(300, 300);
    frame.setLocation(300, 50);
    frame.add(new Label("Move cursor here"));
    frame.setCursor(cursor);
    frame.setVisible(true);
}

public PanelSeleDir(String scname, final File defDir)
{
    this.add(new Label("Select a folder to install "+scname+"."));
    selector = new FileSelector(defDir, JFileChooser.DIRECTORIES_ONLY);
    selector.addActionListener(new ActionListener()
    {
        public void actionPerformed(ActionEvent e)
        {
            if(e.getSource().equals(selector))
            {
                selected_dir = selector.getSelectedFile();
            }
            System.out.println(e);
        }
    });
    this.add(selector);
    // TODO Auto-generated constructor stub
}

/**
 * This method initializes jPanel1
 *
 * @return javax.swing.JPanel
 */
private JPanel getJPanel1() {
    if (jPanel1 == null) {
        label = new Label();
        label.setText("Expression:");
        jPanel1 = new JPanel();
        JPanel jPanelX = new JPanel();
        jPanelX.setLayout(new BoxLayout(jPanelX, BoxLayout.X_AXIS));
        jPanelX.add(label, null);
        jPanelX.add(getJTextField(), null);
        jPanelX.add(getJButton(), null);
        jPanelX.add(getJDemoButton(), null);
        JPanel jPanelY = new JPanel();
        jPanelY.setLayout(new BoxLayout(jPanelY, BoxLayout.Y_AXIS));
        jPanelY.add(jPanelX);
        Label helpLabel = new Label();
        helpLabel.setText("Use <ENTER> or press Send to send the command, <Up>/<Down> keys for command history." +
                " Press Demo for a quick demonstration of available OMC commands.");
        jPanelY.add(helpLabel, null);
        jPanel1.add(jPanelY);
    }
    return jPanel1;
}

public void setColor(Label l,int value)
{
    l.setText(value+"");
    l.setFont(new java.awt.Font("Arial", 1, 60));

    if(value==0)
    {
        l.setText("");
        l.setBackground(Color.white);
    }

    else if(value==2)
        l.setBackground(Color.yellow);
    else if(value==4)
        l.setBackground(Color.orange);
    else if(value==8)
        l.setBackground(Color.cyan);
    else if(value==16)
        l.setBackground(Color.green);
    else if(value==32)
        l.setBackground(Color.pink);
    else if(value==64)
        l.setBackground(Color.red);
    else if(value==128)
        l.setBackground(Color.blue);
    else if(value==256)
        l.setBackground(Color.magenta);
    else if(value==512)
        l.setBackground(Color.lightGray);
    else if(value==1024)
        l.setBackground(Color.darkGray);
    else if(value==2048)
        l.setBackground(Color.black);

    if(value>64)
        l.setFont(new java.awt.Font("Arial", 1, 45));
    if(value>512)
        l.setFont(new java.awt.Font("Arial", 1, 30));

}

/**
 * Default constructor.
 */

protected PiGUI()
{
    super("Pi calculator");
    setSize(720, 540);

    addWindowListener(new WindowAdapter()
    {
        public void windowClosing(WindowEvent windowEvent)
        {
            setVisible(false);
            dispose();
            System.exit(0);
        }
    });

    setLayout(new BorderLayout());

    this.statusLabel = new Label();

    add(getContents(), BorderLayout.NORTH);
    add(this.statusLabel, BorderLayout.SOUTH);

    setVisible(true);
}

/**
 * Default constructor.
 */

protected CalculatorGUI()
{
    super("Calculator");
    setSize(720, 540);

    addWindowListener(new WindowAdapter()
    {
        public void windowClosing(WindowEvent windowEvent)
        {
            setVisible(false);
            dispose();
            System.exit(0);
        }
    });

    setLayout(new BorderLayout());

    add(new CalculatorAWT(), BorderLayout.NORTH);
    add(new Label(), BorderLayout.SOUTH);

    setVisible(true);
}

/**
 * Draws a text into a boundary. The text is clipped on the right border of the bounds.
 *
 * @param g The graphics context in which to draw
 * @param text The text to draw
 * @param x The x position of the boundary
 * @param y The y position of the boundary
 * @param width The width position of the boundary
 * @param height The height position of the boundary
 * @param alignment The alignment of the text: Label.LEFT or Label.CENTER
 * @param textDescent Text text descent
 */
public static void drawTextInBounds (final Graphics2D g, final String text, final int x, final int y, final int width, final int height, final int alignment, final int textDescent)
{
    if (text == null || text.length () == 0)
        return;
    final Dimension dim = getTextDims (g, text);
    g.clipRect (x, y, width, height);
    final int pos;
    switch (alignment)
    {
        case Label.LEFT:
            pos = x;
            break;

        case Label.CENTER:
        default:
            pos = x + (width - dim.width) / 2;
            break;
    }
    g.drawString (text, pos, y + height - (height - dim.height) / 2 - textDescent);
    g.setClip (null);
}

/**
 * Draws a menu at the top of the element.
 *
 * @param gc The graphics context
 * @param left The left bound of the menus drawing area
 * @param width The width of the menu
 * @param layoutSettings The layout settings to use
 */
protected void drawMenu (final Graphics2D gc, final int left, final int width, final LayoutSettings layoutSettings)
{
    final Color borderColor = layoutSettings.getBorderColor ();
    if (this.menuName == null || this.menuName.length () == 0)
    {
        // Remove the 2 pixels of the previous menus border line
        gc.setColor (borderColor);
        gc.fillRect (left - SEPARATOR_SIZE, MENU_HEIGHT - 2, SEPARATOR_SIZE, 1);
        return;
    }

    final Color textColor = layoutSettings.getTextColor ();

    gc.setColor (this.isMenuSelected ? textColor : borderColor);
    gc.fillRect (left, 0, width, MENU_HEIGHT - 1);

    gc.setColor (textColor);
    gc.fillRect (left, MENU_HEIGHT - 2, width + SEPARATOR_SIZE, 1);

    gc.setColor (this.isMenuSelected ? borderColor : textColor);
    gc.setFont (layoutSettings.getTextFont (UNIT));
    drawTextInBounds (gc, this.menuName, left, 0, width, UNIT + SEPARATOR_SIZE, Label.CENTER);
}

/** {@inheritDoc} */
@Override
public void draw (final Graphics2D gc, final int left, final int width, final int height, final LayoutSettings layoutSettings)
{
    final int size = this.items.size ();
    final int itemHeight = DISPLAY_HEIGHT / size;

    final Color textColor = layoutSettings.getTextColor ();
    final Color borderColor = layoutSettings.getBorderColor ();

    for (int i = 0; i < size; i++)
    {
        final Pair<String, Boolean> item = this.items.get (i);
        final boolean isSelected = item.getValue ().booleanValue ();
        final int itemLeft = left + SEPARATOR_SIZE;
        final int itemTop = i * itemHeight;
        final int itemWidth = width - SEPARATOR_SIZE;

        gc.setColor (isSelected ? textColor : borderColor);
        gc.fillRect (itemLeft, itemTop + SEPARATOR_SIZE, itemWidth, itemHeight - 2 * SEPARATOR_SIZE);

        gc.setColor (isSelected ? borderColor : textColor);
        gc.setFont (layoutSettings.getTextFont (itemHeight / 2));
        drawTextInBounds (gc, item.getKey (), itemLeft + INSET, itemTop, itemWidth - 2 * INSET, itemHeight, Label.LEFT);
    }
}

private void init(Component parent, String  title, String message,
                  String buttonText) {
    Panel p = new Panel();
    add("Center", new Label(message));
    Button btn = new Button(buttonText);
    btn.addActionListener(this);
    p.add(btn);
    add("South", p);
    pack();

    Dimension dDim = getSize();
    if (parent != null) {
        Rectangle fRect = parent.getBounds();
        setLocation(fRect.x + ((fRect.width - dDim.width) / 2),
                    fRect.y + ((fRect.height - dDim.height) / 2));
    }
}

public void start() {
    //Get things going.  Request focus, set size, et cetera
    setSize(200, 200);
    setVisible(true);
    validate();

    final Image image = new MultiResolutionCursor();

    int center = sizes[0] / 2;
    Cursor cursor = Toolkit.getDefaultToolkit().createCustomCursor(
            image, new Point(center, center), "multi-resolution cursor");

    Frame frame = new Frame("Test Frame");
    frame.setSize(300, 300);
    frame.setLocation(300, 50);
    frame.add(new Label("Move cursor here"));
    frame.setCursor(cursor);
    frame.setVisible(true);
}

private void init(Component parent, String  title, String message,
                  String buttonText) {
    Panel p = new Panel();
    add("Center", new Label(message));
    Button btn = new Button(buttonText);
    btn.addActionListener(this);
    p.add(btn);
    add("South", p);
    pack();

    Dimension dDim = getSize();
    if (parent != null) {
        Rectangle fRect = parent.getBounds();
        setLocation(fRect.x + ((fRect.width - dDim.width) / 2),
                    fRect.y + ((fRect.height - dDim.height) / 2));
    }
}

public void start() {
    //Get things going.  Request focus, set size, et cetera
    setSize(200, 200);
    setVisible(true);
    validate();

    final Image image = new MultiResolutionCursor();

    int center = sizes[0] / 2;
    Cursor cursor = Toolkit.getDefaultToolkit().createCustomCursor(
            image, new Point(center, center), "multi-resolution cursor");

    Frame frame = new Frame("Test Frame");
    frame.setSize(300, 300);
    frame.setLocation(300, 50);
    frame.add(new Label("Move cursor here"));
    frame.setCursor(cursor);
    frame.setVisible(true);
}

public void init ()
{
  initted = true;

  Panel p = new Panel();
  p.setLayout (new GridLayout (3, 1));
  ((GridLayout) p.getLayout ()).setHgap (5);
  ((GridLayout) p.getLayout ()).setVgap (5);

  p.add (new Label ("left justified label", Label.LEFT));
  p.add (new Label ("center justified label", Label.CENTER));
  p.add (new Label ("right justified label", Label.RIGHT));

  add (p, "Center");

  Button cb = new Button ("Close");
  cb.addActionListener(new ActionListener () {
      public void actionPerformed (ActionEvent e) {
        dispose();
      }
    });

  add (cb, "South");
  setTitle ("Labels");
  pack();
}

/**
 * Sets the horizontal alignment of the label. This is implemented to
 * set the alignment on the Swing label.
 *
 * @param alignment the horizontal alignment
 *
 * @see Label#LEFT
 * @see Label#RIGHT
 * @see Label#CENTER
 */
public void setAlignment(int alignment)
{
  JLabel swingLabel = (JLabel) swingComponent.getJComponent();
  switch (alignment)
    {
    case Label.RIGHT:
      swingLabel.setHorizontalAlignment(JLabel.RIGHT);
      break;
    case Label.CENTER:
      swingLabel.setHorizontalAlignment(JLabel.CENTER);
      break;
    case Label.LEFT:
    default:
      swingLabel.setHorizontalAlignment(JLabel.LEFT);
      break;
    }
}

public static void main(String[] args) {  
    Label label=new Label();
    JLabel jlabel=new JLabel(); 
    Gui f = new Gui();  
    JTextField textField = new JTextField(20);

    f.setVisible(true);  
    f.setSize(800,500);  
    f.setTitle("Blockode控制台");
    f.setLayout(new FlowLayout());
    label.setLocation(0, 0);
    label.setText("插件日志:");
    jlabel.setText(jlabel.getText()+"载入成功！");
    jlabel.setBackground(Color.black);
    jlabel.setLocation(10, 6);
    //textField.append("1");

    f.add(label);
    f.add(jlabel);
    f.add(textField);
    //再加上这一句就可以把Frame放在最中间了  
    f.setLocationRelativeTo(null);  
    //如果没有这一句，在点击关闭Frame的时候程序其实还是在执行状态中的，加上这一句才算是真正的把资源释放掉了  
    f.setDefaultCloseOperation(WindowConstants.DISPOSE_ON_CLOSE);  
}

/** Set things up nicely. */
public TiledImageComponent() {

    setLayout(new FlowLayout());
    add(new Label("Name:", Label.CENTER));
    add(nameTF=new TextField(10));

    add(new Label("Password:", Label.CENTER));
    add(passTF=new TextField(10));
    passTF.setEchoChar('*');

    add(new Label("Domain:", Label.CENTER));
    add(domainTF=new TextField(10));

    im = getToolkit().getImage(DEFAULT_IMAGE_NAME);
}

/**
 * Create a new panel to display the console output
 * 
 * @param e The exception causing the console to be displayed
 */
public ConsolePanel(Exception e) {
   setLayout(new BorderLayout());
   setBackground(Color.black);
   setForeground(Color.white);

   Font consoleFont = new Font("Arial", Font.BOLD, 14);

   Label slickLabel = new Label("SLICK CONSOLE", Label.CENTER);
   slickLabel.setFont(consoleFont);
   add(slickLabel, BorderLayout.PAGE_START);

   StringWriter sw = new StringWriter();
   e.printStackTrace(new PrintWriter(sw));

   textArea.setText(sw.toString());
   textArea.setEditable(false);
   add(textArea, BorderLayout.CENTER);

   // add a border on both sides of the console
   add(new Panel(), BorderLayout.LINE_START);
   add(new Panel(), BorderLayout.LINE_END);

   Panel bottomPanel = new Panel();
   bottomPanel.setLayout(new GridLayout(0, 1));
   Label infoLabel1 = new Label("An error occured while running the applet.", Label.CENTER);
   Label infoLabel2 = new Label("Plese contact support to resolve this issue.", Label.CENTER);
   infoLabel1.setFont(consoleFont);
   infoLabel2.setFont(consoleFont);
   bottomPanel.add(infoLabel1);
   bottomPanel.add(infoLabel2);
   add(bottomPanel, BorderLayout.PAGE_END);
}

/** @return Propertydescriptors */
@Override
protected PropertyDescriptor[] createPDs() throws IntrospectionException {
    PropertyDescriptor[] pds = new PropertyDescriptor[] {
        new PropertyDescriptor("alignment", Label.class), // NOI18N
        new PropertyDescriptor("text", Label.class), // NOI18N
    };
    pds[0].setPropertyEditorClass(LabelBeanInfo.AlignmentPropertyEditor.class);
    return pds;
}

@Override
public void setAsText(String s) {
    Integer i;
    getTags();
    if (s.equals(tags[0])) i = new Integer(java.awt.Label.LEFT);
    else if (s.equals(tags[1])) i = new Integer(java.awt.Label.CENTER);
    else i = new Integer(java.awt.Label.RIGHT);
    setValue(i);
}