Пример #1
0
 /**
  * Because there may be many AppContexts, and we can't be sure where this EmbeddedFrame is first
  * created or shown, we can't automatically determine the correct KeyboardFocusManager to attach
  * to as KeyEventDispatcher. Those who want to use the functionality of traversing out of the
  * EmbeddedFrame must call this method on the Applet's AppContext. After that, all the changes can
  * be handled automatically, including possible replacement of KeyboardFocusManager.
  */
 public void registerListeners() {
   if (appletKFM != null) {
     removeTraversingOutListeners(appletKFM);
   }
   appletKFM = KeyboardFocusManager.getCurrentKeyboardFocusManager();
   if (isVisible()) {
     addTraversingOutListeners(appletKFM);
   }
 }
Пример #2
0
  /*
   * The method maps the list of the active windows to the window's AppContext,
   * then the method registers ActiveWindowListener, GuiDisposedListener listeners;
   * it executes the initilialization only once per AppContext.
   */
  @SuppressWarnings("unchecked")
  private static void initActiveWindowsTracking(Window w) {
    AppContext appContext = AppContext.getAppContext();
    synchronized (appContext) {
      List<WWindowPeer> l = (List<WWindowPeer>) appContext.get(ACTIVE_WINDOWS_KEY);
      if (l == null) {
        l = new LinkedList<WWindowPeer>();
        appContext.put(ACTIVE_WINDOWS_KEY, l);
        appContext.addPropertyChangeListener(AppContext.GUI_DISPOSED, guiDisposedListener);

        KeyboardFocusManager kfm = KeyboardFocusManager.getCurrentKeyboardFocusManager();
        kfm.addPropertyChangeListener("activeWindow", activeWindowListener);
      }
    }
  }
Пример #3
0
    public void propertyChange(PropertyChangeEvent e) {
      boolean isDisposed = (Boolean) e.getNewValue();
      if (isDisposed != true) {
        if (log.isLoggable(PlatformLogger.Level.FINE)) {
          log.fine(" Assertion (newValue != true) failed for AppContext.GUI_DISPOSED ");
        }
      }
      AppContext appContext = AppContext.getAppContext();
      synchronized (appContext) {
        appContext.remove(ACTIVE_WINDOWS_KEY);
        appContext.removePropertyChangeListener(AppContext.GUI_DISPOSED, this);

        KeyboardFocusManager kfm = KeyboardFocusManager.getCurrentKeyboardFocusManager();
        kfm.removePropertyChangeListener("activeWindow", activeWindowListener);
      }
    }
Пример #4
0
  /**
   * Needed to track which KeyboardFocusManager is current. We want to avoid memory leaks, so when
   * KFM stops being current, we remove ourselves as listeners.
   */
  public void propertyChange(PropertyChangeEvent evt) {
    // We don't handle any other properties. Skip it.
    if (!evt.getPropertyName().equals("managingFocus")) {
      return;
    }

    // We only do it if it stops being current. Technically, we should
    // never get an event about KFM starting being current.
    if (evt.getNewValue() == Boolean.TRUE) {
      return;
    }

    // should be the same as appletKFM
    removeTraversingOutListeners((KeyboardFocusManager) evt.getSource());

    appletKFM = KeyboardFocusManager.getCurrentKeyboardFocusManager();
    if (isVisible()) {
      addTraversingOutListeners(appletKFM);
    }
  }
Пример #5
0
  private void playerSetup() {

    players = new ArrayList(twoPlayerRB.isSelected() ? 2 : 1);
    if (mouseRB.isSelected()) {
      MouseControlledPlayer p1 =
          new MouseControlledPlayer(width / 2, height / 2, 3, true, this, 3, 1, width);
      addMouseMotionListener(p1);
      addMouseListener(p1);
      players.add(p1);
    } else {
      KeyboardControlledPlayer p1 =
          new KeyboardControlledPlayer(
              width / 2,
              height / 2,
              3,
              true,
              this,
              3,
              KeyEvent.VK_W,
              KeyEvent.VK_A,
              KeyEvent.VK_S,
              KeyEvent.VK_D,
              keyboardSpeedS1.getValue(),
              KeyEvent.VK_SPACE,
              KeyEvent.VK_F,
              1,
              width);
      KeyboardFocusManager.getCurrentKeyboardFocusManager().addKeyEventDispatcher(p1);
      players.add(p1);
    }

    if (twoPlayerRB.isSelected()) {
      if (mouseRB.isSelected()) {
        KeyboardControlledPlayer p2 =
            new KeyboardControlledPlayer(
                width / 2,
                height / 2,
                3,
                true,
                this,
                3,
                KeyEvent.VK_W,
                KeyEvent.VK_A,
                KeyEvent.VK_S,
                KeyEvent.VK_D,
                keyboardSpeedS2.getValue(),
                KeyEvent.VK_SPACE,
                KeyEvent.VK_F,
                2,
                width);
        KeyboardFocusManager.getCurrentKeyboardFocusManager().addKeyEventDispatcher(p2);
        players.add(p2);
      } else {
        KeyboardControlledPlayer p2 =
            new KeyboardControlledPlayer(
                width / 2,
                height / 2,
                3,
                true,
                this,
                3,
                KeyEvent.VK_NUMPAD8,
                KeyEvent.VK_NUMPAD4,
                KeyEvent.VK_NUMPAD5,
                KeyEvent.VK_NUMPAD6,
                keyboardSpeedS2.getValue(),
                KeyEvent.VK_NUMPAD0,
                KeyEvent.VK_NUMPAD1,
                2,
                width);
        KeyboardFocusManager.getCurrentKeyboardFocusManager().addKeyEventDispatcher(p2);
        players.add(p2);
      }
    }
  }
Пример #6
0
  private void drawLayout(Graphics g) {
    g.setColor(Color.blue);
    g.drawRect(10, 10, width - 20, height - 20);

    g.setColor(Color.red.brighter());
    Iterator f = players.iterator();
    int lifeDisplayPosition = 0;
    while (f.hasNext()) {
      Player h = (Player) f.next();
      if (h.isActive()) {
        lifeDisplayPosition++;
        String lifeInformation = "Player " + lifeDisplayPosition + ": ";
        for (int i = 0; i < h.getLives(); i++) {
          lifeInformation += "\u2606";
        }
        g.drawString(lifeInformation, 20, lifeDisplayPosition * 40);
      }
    }

    borders[2] = width - 20;
    borders[3] = height - 20;

    Iterator i = players.iterator();
    Player p;
    while (i.hasNext()) {
      p = (Player) i.next();
      if (p.isActive()
          && !countdownF
          && (p.getX() < borders[0]
              || p.getY() < borders[1]
              || p.getX() > borders[2]
              || p.getY() > borders[3])
          && (!p.getImmunity())) {
        p.decLives(width / 2, height / 2);
        p.setImmunity(true);
      }
      if (p.getLives() <= 0) {
        if (p instanceof MouseControlledPlayer) {
          MouseControlledPlayer m = (MouseControlledPlayer) p;
          removeMouseListener(m);
          removeMouseMotionListener(m);
        } else if (p instanceof KeyboardControlledPlayer) {
          KeyboardFocusManager.getCurrentKeyboardFocusManager()
              .removeKeyEventDispatcher((KeyboardControlledPlayer) p);
        }
        i.remove();
        for (int h = 0; h < 4; h++) {
          if (deathLocation[h] == -1) {
            deathLocation[h] = p.getX();
            deathLocation[h + 1] = p.getY();
            break;
          }
        }
      }
    }

    if ((deathLocation[0] != -1) && (deathLocation[1] != -1)) {
      g.drawLine(
          deathLocation[0] - 15,
          deathLocation[1] - 15,
          deathLocation[0] + 15,
          deathLocation[1] + 15);
      g.drawLine(
          deathLocation[0] + 15,
          deathLocation[1] - 15,
          deathLocation[0] - 15,
          deathLocation[1] + 15);
    }
    if ((deathLocation[2] != -1) && (deathLocation[3] != -1)) {
      g.drawLine(
          deathLocation[2] - 15,
          deathLocation[3] - 15,
          deathLocation[2] + 15,
          deathLocation[3] + 15);
      g.drawLine(
          deathLocation[2] + 15,
          deathLocation[3] - 15,
          deathLocation[2] - 15,
          deathLocation[3] + 15);
    }

    if (!onePlayerAlive) {
      Font old = g.getFont();
      g.setFont(new Font("monospaced", Font.BOLD, 20));
      g.setColor(Color.red.darker());
      g.drawString("GAME OVER", width / 2 - 40, height / 2);
      g.setFont(old);
      g.setColor(Color.WHITE);
      g.drawString("Score", width - 60, 25);
      g.drawString(String.valueOf(score), width - 60, 40);
    }
  }