445 if (!GraphicsEnvironment.isHeadless()) {
446 if (!setAppContext(target, appContext)) {
447 // Target is not a Component/MenuComponent, use the private Map
448 // instead.
449 appContextMap.put(target, appContext);
450 }
451 }
452 }
453
454 /*
455 * Post an AWTEvent to the Java EventQueue, using the PostEventQueue
456 * to avoid possibly calling client code (EventQueueSubclass.postEvent())
457 * on the toolkit (AWT-Windows/AWT-Motif) thread. This function should
458 * not be called under another lock since it locks the EventQueue.
459 * See bugids 4632918, 4526597.
460 */
461 public static void postEvent(AppContext appContext, AWTEvent event) {
462 if (event == null) {
463 throw new NullPointerException();
464 }
465 // All events posted via this method are system-generated.
466 // Placing the following call here reduces considerably the
467 // number of places throughout the toolkit that would
468 // otherwise have to be modified to precisely identify
469 // system-generated events.
470 setSystemGenerated(event);
471 AppContext eventContext = targetToAppContext(event.getSource());
472 if (eventContext != null && !eventContext.equals(appContext)) {
473 log.fine("Event posted on wrong app context : " + event);
474 }
475 PostEventQueue postEventQueue =
476 (PostEventQueue)appContext.get(POST_EVENT_QUEUE_KEY);
477 if (postEventQueue != null) {
478 postEventQueue.postEvent(event);
479 }
480 }
481
482 /*
483 * Post AWTEvent of high priority.
484 */
1838
1839 /**
1840 * Returns the value of "sun.awt.disableMixing" property. Default
1841 * value is {@code false}.
1842 */
1843 public synchronized static boolean getSunAwtDisableMixing() {
1844 if (sunAwtDisableMixing == null) {
1845 sunAwtDisableMixing = AccessController.doPrivileged(
1846 new GetBooleanAction("sun.awt.disableMixing"));
1847 }
1848 return sunAwtDisableMixing.booleanValue();
1849 }
1850
1851 /**
1852 * Returns true if the native GTK libraries are available. The
1853 * default implementation returns false, but UNIXToolkit overrides this
1854 * method to provide a more specific answer.
1855 */
1856 public boolean isNativeGTKAvailable() {
1857 return false;
1858 }
1859
1860 // Cosntant alpha
1861 public boolean isWindowOpacitySupported() {
1862 return false;
1863 }
1864
1865 // Shaping
1866 public boolean isWindowShapingSupported() {
1867 return false;
1868 }
1869
1870 // Per-pixel alpha
1871 public boolean isWindowTranslucencySupported() {
1872 return false;
1873 }
1874
1875 public boolean isTranslucencyCapable(GraphicsConfiguration gc) {
1876 return false;
1877 }
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445 if (!GraphicsEnvironment.isHeadless()) {
446 if (!setAppContext(target, appContext)) {
447 // Target is not a Component/MenuComponent, use the private Map
448 // instead.
449 appContextMap.put(target, appContext);
450 }
451 }
452 }
453
454 /*
455 * Post an AWTEvent to the Java EventQueue, using the PostEventQueue
456 * to avoid possibly calling client code (EventQueueSubclass.postEvent())
457 * on the toolkit (AWT-Windows/AWT-Motif) thread. This function should
458 * not be called under another lock since it locks the EventQueue.
459 * See bugids 4632918, 4526597.
460 */
461 public static void postEvent(AppContext appContext, AWTEvent event) {
462 if (event == null) {
463 throw new NullPointerException();
464 }
465
466 AWTAccessor.SequencedEventAccessor sea = AWTAccessor.getSequencedEventAccessor();
467 if (sea != null && sea.isSequencedEvent(event)) {
468 AWTEvent nested = sea.getNested(event);
469 if (nested.getID() == WindowEvent.WINDOW_LOST_FOCUS &&
470 nested instanceof TimedWindowEvent)
471 {
472 TimedWindowEvent twe = (TimedWindowEvent)nested;
473 ((SunToolkit)Toolkit.getDefaultToolkit()).
474 setWindowDeactivationTime((Window)twe.getSource(), twe.getWhen());
475 }
476 }
477
478 // All events posted via this method are system-generated.
479 // Placing the following call here reduces considerably the
480 // number of places throughout the toolkit that would
481 // otherwise have to be modified to precisely identify
482 // system-generated events.
483 setSystemGenerated(event);
484 AppContext eventContext = targetToAppContext(event.getSource());
485 if (eventContext != null && !eventContext.equals(appContext)) {
486 log.fine("Event posted on wrong app context : " + event);
487 }
488 PostEventQueue postEventQueue =
489 (PostEventQueue)appContext.get(POST_EVENT_QUEUE_KEY);
490 if (postEventQueue != null) {
491 postEventQueue.postEvent(event);
492 }
493 }
494
495 /*
496 * Post AWTEvent of high priority.
497 */
1851
1852 /**
1853 * Returns the value of "sun.awt.disableMixing" property. Default
1854 * value is {@code false}.
1855 */
1856 public synchronized static boolean getSunAwtDisableMixing() {
1857 if (sunAwtDisableMixing == null) {
1858 sunAwtDisableMixing = AccessController.doPrivileged(
1859 new GetBooleanAction("sun.awt.disableMixing"));
1860 }
1861 return sunAwtDisableMixing.booleanValue();
1862 }
1863
1864 /**
1865 * Returns true if the native GTK libraries are available. The
1866 * default implementation returns false, but UNIXToolkit overrides this
1867 * method to provide a more specific answer.
1868 */
1869 public boolean isNativeGTKAvailable() {
1870 return false;
1871 }
1872
1873 private static final Object DEACTIVATION_TIMES_MAP_KEY = new Object();
1874
1875 public synchronized void setWindowDeactivationTime(Window w, long time) {
1876 AppContext ctx = getAppContext(w);
1877 WeakHashMap<Window, Long> map = (WeakHashMap<Window, Long>)ctx.get(DEACTIVATION_TIMES_MAP_KEY);
1878 if (map == null) {
1879 map = new WeakHashMap<Window, Long>();
1880 ctx.put(DEACTIVATION_TIMES_MAP_KEY, map);
1881 }
1882 map.put(w, time);
1883 }
1884
1885 public synchronized long getWindowDeactivationTime(Window w) {
1886 AppContext ctx = getAppContext(w);
1887 WeakHashMap<Window, Long> map = (WeakHashMap<Window, Long>)ctx.get(DEACTIVATION_TIMES_MAP_KEY);
1888 if (map == null) {
1889 return -1;
1890 }
1891 Long time = map.get(w);
1892 return time == null ? -1 : time;
1893 }
1894
1895 // Cosntant alpha
1896 public boolean isWindowOpacitySupported() {
1897 return false;
1898 }
1899
1900 // Shaping
1901 public boolean isWindowShapingSupported() {
1902 return false;
1903 }
1904
1905 // Per-pixel alpha
1906 public boolean isWindowTranslucencySupported() {
1907 return false;
1908 }
1909
1910 public boolean isTranslucencyCapable(GraphicsConfiguration gc) {
1911 return false;
1912 }
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