Examples of java.awt.EventQueue.peekEvent()

java.awt.EventQueue.peekEvent()
Returns the first event on the EventQueue without removing it. @return the first event

        }
    }


    private void waitForIdleEventQueue() {
        EventQueue queue = Toolkit.getDefaultToolkit().getSystemEventQueue();
        while (queue.peekEvent() != null) {
            try {
                sleep(eqSleepTime);
            }
            catch (InterruptedException ie) {
            }

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    private void waitUntilEventQueueIsEmpty() throws InterruptedException, InvocationTargetException {
        // we have to sleep here until the asynchronously attachement of JLayeredPane and the overlay is finished
        EventQueue eventQueue = Toolkit.getDefaultToolkit().getSystemEventQueue();
        AWTEvent peekEvent;
        while((peekEvent = eventQueue.peekEvent()) != null) {
            System.out.println("got event in queue: " + peekEvent);
            Thread.currentThread().sleep(0);
        }
        // Added 10/10/07 AlD: Sometimes the above loop fails to work!?  This
        // should further ensure the event loop is empty.

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         * popupMenuCanceled() not being called.
         * @return boolean
         */
        private boolean isPopupCanceled() {
            EventQueue queue = Toolkit.getDefaultToolkit().getSystemEventQueue();
            AWTEvent event = queue.peekEvent();
            
            if (event == null) {
                return true;
            } else {
                if (event instanceof InvocationEvent) {

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                    SWTNativeInterface.getInstance().getDisplay().readAndDispatch();
                  } else {
                    // On Mac OS, under rare circumstances, we have a situation where SWT is waiting synchronously on AWT, while AWT is blocked here.
                    // We have to use a similar forced dispatching trick.
                    EventQueue eventQueue = Toolkit.getDefaultToolkit().getSystemEventQueue();
                    AWTEvent nextEvent = eventQueue.peekEvent();
                    if(nextEvent != null) {
                      nextEvent = eventQueue.getNextEvent();
                      if(nextEvent != null) {
                        Method dispatchMethod = EventQueue.class.getDeclaredMethod("dispatchEvent", AWTEvent.class);
                        dispatchMethod.setAccessible(true);

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