1 /* 2 * Copyright (c) 2011, 2012, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. Oracle designates this 8 * particular file as subject to the "Classpath" exception as provided 9 * by Oracle in the LICENSE file that accompanied this code. 10 * 11 * This code is distributed in the hope that it will be useful, but WITHOUT 12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 14 * version 2 for more details (a copy is included in the LICENSE file that 15 * accompanied this code). 16 * 17 * You should have received a copy of the GNU General Public License version 18 * 2 along with this work; if not, write to the Free Software Foundation, 19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 20 * 21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 22 * or visit www.oracle.com if you need additional information or have any 23 * questions. 24 */ 25 26 package sun.lwawt.macosx; 27 28 import java.awt.*; 29 import java.awt.datatransfer.Clipboard; 30 import java.awt.dnd.*; 31 import java.awt.dnd.peer.DragSourceContextPeer; 32 import java.awt.event.InputEvent; 33 import java.awt.event.InvocationEvent; 34 import java.awt.event.KeyEvent; 35 import java.awt.im.InputMethodHighlight; 36 import java.awt.peer.*; 37 import java.lang.reflect.*; 38 import java.security.*; 39 import java.util.*; 40 import java.util.concurrent.Callable; 41 42 import sun.awt.*; 43 import sun.lwawt.*; 44 import sun.lwawt.LWWindowPeer.PeerType; 45 import sun.security.action.GetBooleanAction; 46 47 class NamedCursor extends Cursor { 48 NamedCursor(String name) { 49 super(name); 50 } 51 } 52 53 /** 54 * Mac OS X Cocoa-based AWT Toolkit. 55 */ 56 public final class LWCToolkit extends LWToolkit { 57 // While it is possible to enumerate all mouse devices 58 // and query them for the number of buttons, the code 59 // that does it is rather complex. Instead, we opt for 60 // the easy way and just support up to 5 mouse buttons, 61 // like Windows. 62 private static final int BUTTONS = 5; 63 64 private static native void initIDs(); 65 66 static native void executeNextAppKitEvent(); 67 68 private static CInputMethodDescriptor sInputMethodDescriptor; 69 70 static { 71 System.err.flush(); 72 java.security.AccessController.doPrivileged(new java.security.PrivilegedAction<Object>() { 73 public Object run() { 74 System.loadLibrary("awt"); 75 System.loadLibrary("fontmanager"); 76 return null; 77 } 78 }); 79 if (!GraphicsEnvironment.isHeadless()) { 80 initIDs(); 81 } 82 } 83 84 public LWCToolkit() { 85 SunToolkit.setDataTransfererClassName("sun.lwawt.macosx.CDataTransferer"); 86 87 areExtraMouseButtonsEnabled = Boolean.parseBoolean(System.getProperty("sun.awt.enableExtraMouseButtons", "true")); 88 //set system property if not yet assigned 89 System.setProperty("sun.awt.enableExtraMouseButtons", ""+areExtraMouseButtonsEnabled); 90 } 91 92 /* 93 * System colors with default initial values, overwritten by toolkit if system values differ and are available. 94 */ 95 private final static int NUM_APPLE_COLORS = 3; 96 public final static int KEYBOARD_FOCUS_COLOR = 0; 97 public final static int INACTIVE_SELECTION_BACKGROUND_COLOR = 1; 98 public final static int INACTIVE_SELECTION_FOREGROUND_COLOR = 2; 99 private static int[] appleColors = { 100 0xFF808080, // keyboardFocusColor = Color.gray; 101 0xFFC0C0C0, // secondarySelectedControlColor 102 0xFF303030, // controlDarkShadowColor 103 }; 104 105 private native void loadNativeColors(final int[] systemColors, final int[] appleColors); 106 107 protected void loadSystemColors(final int[] systemColors) { 108 if (systemColors == null) return; 109 loadNativeColors(systemColors, appleColors); 110 } 111 112 private static class AppleSpecificColor extends Color { 113 int index; 114 public AppleSpecificColor(int index) { 115 super(appleColors[index]); 116 this.index = index; 117 } 118 119 public int getRGB() { 120 return appleColors[index]; 121 } 122 } 123 124 /** 125 * Returns Apple specific colors that we may expose going forward. 126 * 127 */ 128 public static Color getAppleColor(int color) { 129 return new AppleSpecificColor(color); 130 } 131 132 static void systemColorsChanged() { 133 // This is only called from native code. 134 EventQueue.invokeLater(new Runnable() { 135 public void run() { 136 AccessController.doPrivileged (new PrivilegedAction<Object>() { 137 public Object run() { 138 try { 139 final Method updateColorsMethod = SystemColor.class.getDeclaredMethod("updateSystemColors", new Class[0]); 140 updateColorsMethod.setAccessible(true); 141 updateColorsMethod.invoke(null, new Object[0]); 142 } catch (final Throwable e) { 143 e.printStackTrace(); 144 // swallow this if something goes horribly wrong 145 } 146 return null; 147 } 148 }); 149 } 150 }); 151 } 152 153 public static LWCToolkit getLWCToolkit() { 154 return (LWCToolkit)Toolkit.getDefaultToolkit(); 155 } 156 157 @Override 158 protected PlatformWindow createPlatformWindow(PeerType peerType) { 159 if (peerType == PeerType.EMBEDDED_FRAME) { 160 return new CPlatformEmbeddedFrame(); 161 } else if (peerType == PeerType.VIEW_EMBEDDED_FRAME) { 162 return new CViewPlatformEmbeddedFrame(); 163 } else if (peerType == PeerType.LW_FRAME) { 164 return new CPlatformLWWindow(); 165 } else { 166 assert (peerType == PeerType.SIMPLEWINDOW || peerType == PeerType.DIALOG || peerType == PeerType.FRAME); 167 return new CPlatformWindow(); 168 } 169 } 170 171 @Override 172 protected PlatformComponent createPlatformComponent() { 173 return new CPlatformComponent(); 174 } 175 176 @Override 177 protected PlatformComponent createLwPlatformComponent() { 178 return new CPlatformLWComponent(); 179 } 180 181 @Override 182 protected FileDialogPeer createFileDialogPeer(FileDialog target) { 183 return new CFileDialog(target); 184 } 185 186 @Override 187 public MenuPeer createMenu(Menu target) { 188 MenuPeer peer = new CMenu(target); 189 targetCreatedPeer(target, peer); 190 return peer; 191 } 192 193 @Override 194 public MenuBarPeer createMenuBar(MenuBar target) { 195 MenuBarPeer peer = new CMenuBar(target); 196 targetCreatedPeer(target, peer); 197 return peer; 198 } 199 200 @Override 201 public MenuItemPeer createMenuItem(MenuItem target) { 202 MenuItemPeer peer = new CMenuItem(target); 203 targetCreatedPeer(target, peer); 204 return peer; 205 } 206 207 @Override 208 public CheckboxMenuItemPeer createCheckboxMenuItem(CheckboxMenuItem target) { 209 CheckboxMenuItemPeer peer = new CCheckboxMenuItem(target); 210 targetCreatedPeer(target, peer); 211 return peer; 212 } 213 214 @Override 215 public PopupMenuPeer createPopupMenu(PopupMenu target) { 216 PopupMenuPeer peer = new CPopupMenu(target); 217 targetCreatedPeer(target, peer); 218 return peer; 219 220 } 221 222 @Override 223 public SystemTrayPeer createSystemTray(SystemTray target) { 224 SystemTrayPeer peer = new CSystemTray(); 225 return peer; 226 } 227 228 @Override 229 public TrayIconPeer createTrayIcon(TrayIcon target) { 230 TrayIconPeer peer = new CTrayIcon(target); 231 targetCreatedPeer(target, peer); 232 return peer; 233 } 234 235 @Override 236 public LWCursorManager getCursorManager() { 237 return CCursorManager.getInstance(); 238 } 239 240 @Override 241 public Cursor createCustomCursor(final Image cursor, final Point hotSpot, final String name) throws IndexOutOfBoundsException, HeadlessException { 242 return new CCustomCursor(cursor, hotSpot, name); 243 } 244 245 @Override 246 public Dimension getBestCursorSize(final int preferredWidth, final int preferredHeight) throws HeadlessException { 247 return CCustomCursor.getBestCursorSize(preferredWidth, preferredHeight); 248 } 249 250 @Override 251 protected void platformCleanup() { 252 // TODO Auto-generated method stub 253 254 } 255 256 @Override 257 protected void platformInit() { 258 // TODO Auto-generated method stub 259 260 } 261 262 @Override 263 protected void platformRunMessage() { 264 // TODO Auto-generated method stub 265 266 } 267 268 @Override 269 protected void platformShutdown() { 270 // TODO Auto-generated method stub 271 272 } 273 274 class OSXPlatformFont extends sun.awt.PlatformFont 275 { 276 public OSXPlatformFont(String name, int style) 277 { 278 super(name, style); 279 } 280 protected char getMissingGlyphCharacter() 281 { 282 // Follow up for real implementation 283 return (char)0xfff8; // see http://developer.apple.com/fonts/LastResortFont/ 284 } 285 } 286 public FontPeer getFontPeer(String name, int style) { 287 return new OSXPlatformFont(name, style); 288 } 289 290 @Override 291 protected MouseInfoPeer createMouseInfoPeerImpl() { 292 return new CMouseInfoPeer(); 293 } 294 295 @Override 296 protected int getScreenHeight() { 297 return GraphicsEnvironment.getLocalGraphicsEnvironment() 298 .getDefaultScreenDevice().getDefaultConfiguration().getBounds().height; 299 } 300 301 @Override 302 protected int getScreenWidth() { 303 return GraphicsEnvironment.getLocalGraphicsEnvironment() 304 .getDefaultScreenDevice().getDefaultConfiguration().getBounds().width; 305 } 306 307 @Override 308 protected void initializeDesktopProperties() { 309 super.initializeDesktopProperties(); 310 Map <Object, Object> fontHints = new HashMap<Object, Object>(); 311 fontHints.put(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON); 312 fontHints.put(RenderingHints.KEY_TEXT_ANTIALIASING, RenderingHints.VALUE_TEXT_ANTIALIAS_ON); 313 desktopProperties.put(SunToolkit.DESKTOPFONTHINTS, fontHints); 314 desktopProperties.put("awt.mouse.numButtons", BUTTONS); 315 316 // These DnD properties must be set, otherwise Swing ends up spewing NPEs 317 // all over the place. The values came straight off of MToolkit. 318 desktopProperties.put("DnD.Autoscroll.initialDelay", new Integer(50)); 319 desktopProperties.put("DnD.Autoscroll.interval", new Integer(50)); 320 desktopProperties.put("DnD.Autoscroll.cursorHysteresis", new Integer(5)); 321 322 desktopProperties.put("DnD.isDragImageSupported", new Boolean(true)); 323 324 // Register DnD cursors 325 desktopProperties.put("DnD.Cursor.CopyDrop", new NamedCursor("DnD.Cursor.CopyDrop")); 326 desktopProperties.put("DnD.Cursor.MoveDrop", new NamedCursor("DnD.Cursor.MoveDrop")); 327 desktopProperties.put("DnD.Cursor.LinkDrop", new NamedCursor("DnD.Cursor.LinkDrop")); 328 desktopProperties.put("DnD.Cursor.CopyNoDrop", new NamedCursor("DnD.Cursor.CopyNoDrop")); 329 desktopProperties.put("DnD.Cursor.MoveNoDrop", new NamedCursor("DnD.Cursor.MoveNoDrop")); 330 desktopProperties.put("DnD.Cursor.LinkNoDrop", new NamedCursor("DnD.Cursor.LinkNoDrop")); 331 332 } 333 334 335 /* 336 * The method returns true if some events were processed during that timeout. 337 * @see sun.awt.SunToolkit#syncNativeQueue(long) 338 */ 339 @Override 340 protected boolean syncNativeQueue(long timeout) { 341 return nativeSyncQueue(timeout); 342 } 343 344 @Override 345 public native void beep(); 346 347 @Override 348 public int getScreenResolution() throws HeadlessException { 349 return (int) ((CGraphicsDevice) GraphicsEnvironment 350 .getLocalGraphicsEnvironment().getDefaultScreenDevice()) 351 .getXResolution(); 352 } 353 354 @Override 355 public Insets getScreenInsets(final GraphicsConfiguration gc) { 356 final CGraphicsConfig cgc = (CGraphicsConfig) gc; 357 final int displayId = cgc.getDevice().getCGDisplayID(); 358 Rectangle fullScreen, workArea; 359 final long screen = CWrapper.NSScreen.screenByDisplayId(displayId); 360 try { 361 fullScreen = CWrapper.NSScreen.frame(screen).getBounds(); 362 workArea = CWrapper.NSScreen.visibleFrame(screen).getBounds(); 363 } finally { 364 CWrapper.NSObject.release(screen); 365 } 366 // Convert between Cocoa's coordinate system and Java. 367 int bottom = workArea.y - fullScreen.y; 368 int top = fullScreen.height - workArea.height - bottom; 369 int left = workArea.x - fullScreen.x; 370 int right = fullScreen.width - workArea.width - left; 371 return new Insets(top, left, bottom, right); 372 } 373 374 @Override 375 public void sync() { 376 // TODO Auto-generated method stub 377 378 } 379 380 @Override 381 public RobotPeer createRobot(Robot target, GraphicsDevice screen) { 382 return new CRobot(target, (CGraphicsDevice)screen); 383 } 384 385 private native boolean isCapsLockOn(); 386 387 /* 388 * NOTE: Among the keys this method is supposed to check, 389 * only Caps Lock works as a true locking key with OS X. 390 * There is no Scroll Lock key on modern Apple keyboards, 391 * and with a PC keyboard plugged in Scroll Lock is simply 392 * ignored: no LED lights up if you press it. 393 * The key located at the same position on Apple keyboards 394 * as Num Lock on PC keyboards is called Clear, doesn't lock 395 * anything and is used for entirely different purpose. 396 */ 397 public boolean getLockingKeyState(int keyCode) throws UnsupportedOperationException { 398 switch (keyCode) { 399 case KeyEvent.VK_NUM_LOCK: 400 case KeyEvent.VK_SCROLL_LOCK: 401 case KeyEvent.VK_KANA_LOCK: 402 throw new UnsupportedOperationException("Toolkit.getLockingKeyState"); 403 404 case KeyEvent.VK_CAPS_LOCK: 405 return isCapsLockOn(); 406 407 default: 408 throw new IllegalArgumentException("invalid key for Toolkit.getLockingKeyState"); 409 } 410 } 411 412 //Is it allowed to generate events assigned to extra mouse buttons. 413 //Set to true by default. 414 private static boolean areExtraMouseButtonsEnabled = true; 415 416 public boolean areExtraMouseButtonsEnabled() throws HeadlessException { 417 return areExtraMouseButtonsEnabled; 418 } 419 420 public int getNumberOfButtons(){ 421 return BUTTONS; 422 } 423 424 @Override 425 public boolean isTraySupported() { 426 return true; 427 } 428 429 @Override 430 public boolean isAlwaysOnTopSupported() { 431 return true; 432 } 433 434 // Intended to be called from the LWCToolkit.m only. 435 private static void installToolkitThreadNameInJava() { 436 Thread.currentThread().setName(CThreading.APPKIT_THREAD_NAME); 437 } 438 439 @Override 440 public boolean isWindowOpacitySupported() { 441 return true; 442 } 443 444 @Override 445 public boolean isFrameStateSupported(int state) throws HeadlessException { 446 switch (state) { 447 case Frame.NORMAL: 448 case Frame.ICONIFIED: 449 case Frame.MAXIMIZED_BOTH: 450 return true; 451 default: 452 return false; 453 } 454 } 455 456 /** 457 * Determines which modifier key is the appropriate accelerator 458 * key for menu shortcuts. 459 * <p> 460 * Menu shortcuts, which are embodied in the 461 * <code>MenuShortcut</code> class, are handled by the 462 * <code>MenuBar</code> class. 463 * <p> 464 * By default, this method returns <code>Event.CTRL_MASK</code>. 465 * Toolkit implementations should override this method if the 466 * <b>Control</b> key isn't the correct key for accelerators. 467 * @return the modifier mask on the <code>Event</code> class 468 * that is used for menu shortcuts on this toolkit. 469 * @see java.awt.MenuBar 470 * @see java.awt.MenuShortcut 471 * @since JDK1.1 472 */ 473 public int getMenuShortcutKeyMask() { 474 return Event.META_MASK; 475 } 476 477 @Override 478 public Image getImage(final String filename) { 479 final Image nsImage = checkForNSImage(filename); 480 if (nsImage != null) return nsImage; 481 482 return super.getImage(filename); 483 } 484 485 static final String nsImagePrefix = "NSImage://"; 486 protected Image checkForNSImage(final String imageName) { 487 if (imageName == null) return null; 488 if (!imageName.startsWith(nsImagePrefix)) return null; 489 return CImage.getCreator().createImageFromName(imageName.substring(nsImagePrefix.length())); 490 } 491 492 // Thread-safe Object.equals() called from native 493 public static boolean doEquals(final Object a, final Object b, Component c) { 494 if (a == b) return true; 495 496 final boolean[] ret = new boolean[1]; 497 498 try { invokeAndWait(new Runnable() { public void run() { synchronized(ret) { 499 ret[0] = a.equals(b); 500 }}}, c); } catch (Exception e) { e.printStackTrace(); } 501 502 synchronized(ret) { return ret[0]; } 503 } 504 505 /** 506 * Just a wrapper for LWCToolkit.invokeAndWait. Posts an empty event to the 507 * appropriate event queue and waits for it to finish. 508 */ 509 public static void flushPendingEventsOnAppkit(final Component component) { 510 try { 511 invokeAndWait(new Runnable() { 512 @Override 513 public void run() { 514 } 515 }, component); 516 } catch (Exception e) { 517 e.printStackTrace(); 518 } 519 } 520 521 // Kicks an event over to the appropriate eventqueue and waits for it to finish 522 // To avoid deadlocking, we manually run the NSRunLoop while waiting 523 // Any selector invoked using ThreadUtilities performOnMainThread will be processed in doAWTRunLoop 524 // The CInvocationEvent will call LWCToolkit.stopAWTRunLoop() when finished, which will stop our manual runloop 525 public static void invokeAndWait(Runnable event, Component component) throws InterruptedException, InvocationTargetException { 526 invokeAndWait(event, component, true); 527 } 528 529 public static <T> T invokeAndWait(final Callable<T> callable, Component component) throws Exception { 530 final CallableWrapper<T> wrapper = new CallableWrapper<T>(callable); 531 invokeAndWait(wrapper, component); 532 return wrapper.getResult(); 533 } 534 535 static final class CallableWrapper<T> implements Runnable { 536 final Callable<T> callable; 537 T object; 538 Exception e; 539 540 public CallableWrapper(final Callable<T> callable) { 541 this.callable = callable; 542 } 543 544 public void run() { 545 try { 546 object = callable.call(); 547 } catch (final Exception e) { 548 this.e = e; 549 } 550 } 551 552 public T getResult() throws Exception { 553 if (e != null) throw e; 554 return object; 555 } 556 } 557 558 public static void invokeAndWait(Runnable event, Component component, boolean detectDeadlocks) throws InterruptedException, InvocationTargetException { 559 long mediator = createAWTRunLoopMediator(); 560 561 InvocationEvent invocationEvent = new CPeerEvent(event, mediator); 562 563 if (component != null) { 564 AppContext appContext = SunToolkit.targetToAppContext(component); 565 SunToolkit.postEvent(appContext, invocationEvent); 566 567 // 3746956 - flush events from PostEventQueue to prevent them from getting stuck and causing a deadlock 568 SunToolkit.flushPendingEvents(appContext); 569 } else { 570 // This should be the equivalent to EventQueue.invokeAndWait 571 ((LWCToolkit)Toolkit.getDefaultToolkit()).getSystemEventQueueForInvokeAndWait().postEvent(invocationEvent); 572 } 573 574 doAWTRunLoop(mediator, true, detectDeadlocks); 575 576 Throwable eventException = invocationEvent.getException(); 577 if (eventException != null) { 578 if (eventException instanceof UndeclaredThrowableException) { 579 eventException = ((UndeclaredThrowableException)eventException).getUndeclaredThrowable(); 580 } 581 throw new InvocationTargetException(eventException); 582 } 583 } 584 585 public static void invokeLater(Runnable event, Component component) throws InvocationTargetException { 586 final InvocationEvent invocationEvent = new CPeerEvent(event, 0); 587 588 if (component != null) { 589 final AppContext appContext = SunToolkit.targetToAppContext(component); 590 SunToolkit.postEvent(appContext, invocationEvent); 591 592 // 3746956 - flush events from PostEventQueue to prevent them from getting stuck and causing a deadlock 593 SunToolkit.flushPendingEvents(appContext); 594 } else { 595 // This should be the equivalent to EventQueue.invokeAndWait 596 ((LWCToolkit)Toolkit.getDefaultToolkit()).getSystemEventQueueForInvokeAndWait().postEvent(invocationEvent); 597 } 598 599 final Throwable eventException = invocationEvent.getException(); 600 if (eventException == null) return; 601 602 if (eventException instanceof UndeclaredThrowableException) { 603 throw new InvocationTargetException(((UndeclaredThrowableException)eventException).getUndeclaredThrowable()); 604 } 605 throw new InvocationTargetException(eventException); 606 } 607 608 // This exists purely to get around permissions issues with getSystemEventQueueImpl 609 EventQueue getSystemEventQueueForInvokeAndWait() { 610 return getSystemEventQueueImpl(); 611 } 612 613 614 // DnD support 615 616 public DragSourceContextPeer createDragSourceContextPeer(DragGestureEvent dge) throws InvalidDnDOperationException { 617 DragSourceContextPeer dscp = CDragSourceContextPeer.createDragSourceContextPeer(dge); 618 619 return dscp; 620 } 621 622 public <T extends DragGestureRecognizer> T createDragGestureRecognizer(Class<T> abstractRecognizerClass, DragSource ds, Component c, int srcActions, DragGestureListener dgl) { 623 DragGestureRecognizer dgr = null; 624 625 // Create a new mouse drag gesture recognizer if we have a class match: 626 if (MouseDragGestureRecognizer.class.equals(abstractRecognizerClass)) 627 dgr = new CMouseDragGestureRecognizer(ds, c, srcActions, dgl); 628 629 return (T)dgr; 630 } 631 632 // InputMethodSupport Method 633 /** 634 * Returns the default keyboard locale of the underlying operating system 635 */ 636 public Locale getDefaultKeyboardLocale() { 637 Locale locale = CInputMethod.getNativeLocale(); 638 639 if (locale == null) { 640 return super.getDefaultKeyboardLocale(); 641 } 642 643 return locale; 644 } 645 646 public java.awt.im.spi.InputMethodDescriptor getInputMethodAdapterDescriptor() { 647 if (sInputMethodDescriptor == null) 648 sInputMethodDescriptor = new CInputMethodDescriptor(); 649 650 return sInputMethodDescriptor; 651 } 652 653 /** 654 * Returns a map of visual attributes for thelevel description 655 * of the given input method highlight, or null if no mapping is found. 656 * The style field of the input method highlight is ignored. The map 657 * returned is unmodifiable. 658 * @param highlight input method highlight 659 * @return style attribute map, or null 660 * @since 1.3 661 */ 662 public Map mapInputMethodHighlight(InputMethodHighlight highlight) { 663 return CInputMethod.mapInputMethodHighlight(highlight); 664 } 665 666 /** 667 * Returns key modifiers used by Swing to set up a focus accelerator key stroke. 668 */ 669 @Override 670 public int getFocusAcceleratorKeyMask() { 671 return InputEvent.CTRL_MASK | InputEvent.ALT_MASK; 672 } 673 674 /** 675 * Tests whether specified key modifiers mask can be used to enter a printable 676 * character. 677 */ 678 @Override 679 public boolean isPrintableCharacterModifiersMask(int mods) { 680 return ((mods & (InputEvent.META_MASK | InputEvent.CTRL_MASK)) == 0); 681 } 682 683 /** 684 * Returns whether popup is allowed to be shown above the task bar. 685 */ 686 @Override 687 public boolean canPopupOverlapTaskBar() { 688 return false; 689 } 690 691 // Extends PeerEvent because we want to pass long an ObjC mediator object and because we want these events to be posted early 692 // Typically, rather than relying on the notifier to call notifyAll(), we use the mediator to stop the runloop 693 public static class CPeerEvent extends PeerEvent { 694 private long _mediator = 0; 695 696 public CPeerEvent(Runnable runnable, long mediator) { 697 super(Toolkit.getDefaultToolkit(), runnable, null, true, 0); 698 _mediator = mediator; 699 } 700 701 public void dispatch() { 702 try { 703 super.dispatch(); 704 } finally { 705 if (_mediator != 0) { 706 LWCToolkit.stopAWTRunLoop(_mediator); 707 } 708 } 709 } 710 } 711 712 // Call through to native methods 713 public static void doAWTRunLoop(long mediator, boolean awtMode) { doAWTRunLoop(mediator, awtMode, true); } 714 public static void doAWTRunLoop(long mediator) { doAWTRunLoop(mediator, true); } 715 716 private static Boolean sunAwtDisableCALayers = null; 717 718 /** 719 * Returns the value of "sun.awt.disableCALayers" property. Default 720 * value is {@code false}. 721 */ 722 public synchronized static boolean getSunAwtDisableCALayers() { 723 if (sunAwtDisableCALayers == null) { 724 sunAwtDisableCALayers = AccessController.doPrivileged( 725 new GetBooleanAction("sun.awt.disableCALayers")); 726 } 727 return sunAwtDisableCALayers.booleanValue(); 728 } 729 730 731 /* 732 * Returns true if the application (one of its windows) owns keyboard focus. 733 */ 734 public native boolean isApplicationActive(); 735 736 /************************ 737 * Native methods section 738 ************************/ 739 740 // These are public because they are accessed from WebKitPluginObject in JavaDeploy 741 // Basic usage: 742 // createAWTRunLoopMediator. Start client code on another thread. doAWTRunLoop. When client code is finished, stopAWTRunLoop. 743 public static native long createAWTRunLoopMediator(); 744 public static native void doAWTRunLoop(long mediator, boolean awtMode, boolean detectDeadlocks); 745 public static native void stopAWTRunLoop(long mediator); 746 747 private native boolean nativeSyncQueue(long timeout); 748 749 @Override 750 public Clipboard createPlatformClipboard() { 751 return new CClipboard("System"); 752 } 753 754 @Override 755 public boolean isModalExclusionTypeSupported(Dialog.ModalExclusionType exclusionType) { 756 return (exclusionType == null) || 757 (exclusionType == Dialog.ModalExclusionType.NO_EXCLUDE) || 758 (exclusionType == Dialog.ModalExclusionType.APPLICATION_EXCLUDE) || 759 (exclusionType == Dialog.ModalExclusionType.TOOLKIT_EXCLUDE); 760 } 761 762 @Override 763 public boolean isModalityTypeSupported(Dialog.ModalityType modalityType) { 764 //TODO: FileDialog blocks excluded windows... 765 //TODO: Test: 2 file dialogs, separate AppContexts: a) Dialog 1 blocked, shouldn't be. Frame 4 blocked (shouldn't be). 766 return (modalityType == null) || 767 (modalityType == Dialog.ModalityType.MODELESS) || 768 (modalityType == Dialog.ModalityType.DOCUMENT_MODAL) || 769 (modalityType == Dialog.ModalityType.APPLICATION_MODAL) || 770 (modalityType == Dialog.ModalityType.TOOLKIT_MODAL); 771 } 772 773 @Override 774 public boolean isWindowShapingSupported() { 775 return true; 776 } 777 778 @Override 779 public boolean isWindowTranslucencySupported() { 780 return true; 781 } 782 783 @Override 784 public boolean isTranslucencyCapable(GraphicsConfiguration gc) { 785 return true; 786 } 787 788 public boolean isSwingBackbufferTranslucencySupported() { 789 return true; 790 } 791 792 @Override 793 public boolean enableInputMethodsForTextComponent() { 794 return true; 795 } 796 }