javax.swing.Timer#isRunning ( )源码实例Demo

@Override
public void layoutContainer(Container parent) {
	JComponent jc = (JComponent) parent;
	install(jc);
	Timer timer = (Timer) jc.getClientProperty(PROPERTY_TIMER);
	Boolean layoutImmediately = (Boolean) jc
			.getClientProperty(PROPERTY_LAYOUT_IMMEDIATELY);
	if (layoutImmediately == null)
		layoutImmediately = false;
	if (layoutImmediately) {
		layoutContainerImmediately(jc);
		if (parent.isShowing())
			jc.putClientProperty(PROPERTY_LAYOUT_IMMEDIATELY, false);
	} else {
		if (!timer.isRunning())
			timer.start();
	}
}
 

private void startTimer() {
    Timer t = getTimer();
    if (t.isRunning()) {
        return;
    }
    repaint();
    t.setDelay(400);
    t.start();
}
 

private void startTimer() {
    Timer t = getTimer();
    if (t.isRunning()) {
        return;
    }
    repaint();
    t.setDelay(400);
    t.start();
}
 

private String initialize() {
    int defaultRefresh = GlobalPreferences.sharedInstance().getMonitoredDataPoll() * 1000;
    
    processor = getTimer();
    
    heapTimer = new Timer(defaultRefresh, new ActionListener() {
        public void actionPerformed(ActionEvent e) {
            heapRefresher.refresh();
        }
    });
    heapRefresher = new Refresher() {
        public final boolean checkRefresh() {
            if (!heapTimer.isRunning()) return false;
            return heapView.isShowing();
        }
        public final void doRefresh() {
            if (heapView.isShowing()) {
                doRefreshImpl(heapTimer, heapView);
            }
        }
        public final void setRefreshRate(int refreshRate) {
            heapTimer.setDelay(refreshRate);
            heapTimer.setInitialDelay(refreshRate);
            heapTimer.restart();
        }
        public final int getRefreshRate() {
            return heapTimer.getDelay();
        }
    };
    return null;
}
 

private Registration timerReg(final Timer timer) {
  return new Registration() {
    @Override
    protected void doRemove() {
      if (timer.isRunning()) {
        timer.stop();
      }
    }
  };
}
 

public static void flashRed(final Component component) {
	synchronized(components) {
		Timer oldTimer = components.get(component);
		if(oldTimer != null && oldTimer.isRunning())
			oldTimer.stop();
		final Timer timer = new FadeTimer(component);
		timer.start();
		components.put(component, timer);
	}
}