1 /* 2 * Copyright (c) 1995, 2011, 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.awt.motif; 27 28 import java.awt.*; 29 import java.awt.im.InputMethodHighlight; 30 import java.awt.im.spi.InputMethodDescriptor; 31 import java.awt.image.*; 32 import java.awt.peer.*; 33 import java.awt.datatransfer.Clipboard; 34 import java.awt.event.*; 35 import java.lang.reflect.*; 36 import java.lang.Math; 37 import java.io.*; 38 import java.security.AccessController; 39 import java.security.PrivilegedAction; 40 import java.security.PrivilegedActionException; 41 import java.security.PrivilegedExceptionAction; 42 43 import java.util.Properties; 44 import java.util.Map; 45 import java.util.Iterator; 46 47 import sun.awt.AppContext; 48 import sun.awt.AWTAutoShutdown; 49 import sun.awt.SunToolkit; 50 import sun.awt.UNIXToolkit; 51 import sun.awt.GlobalCursorManager; 52 import sun.awt.datatransfer.DataTransferer; 53 54 import java.awt.dnd.DragSource; 55 import java.awt.dnd.DragGestureListener; 56 import java.awt.dnd.DragGestureEvent; 57 import java.awt.dnd.DragGestureRecognizer; 58 import java.awt.dnd.MouseDragGestureRecognizer; 59 import java.awt.dnd.InvalidDnDOperationException; 60 import java.awt.dnd.peer.DragSourceContextPeer; 61 62 //import sun.awt.motif.MInputMethod; 63 import sun.awt.X11FontManager; 64 import sun.awt.X11GraphicsConfig; 65 import sun.awt.X11GraphicsEnvironment; 66 import sun.awt.XSettings; 67 68 //import sun.awt.motif.MDragSourceContextPeer; 69 70 import sun.print.PrintJob2D; 71 72 import sun.misc.PerformanceLogger; 73 import sun.misc.Unsafe; 74 75 import sun.security.action.GetBooleanAction; 76 import sun.util.logging.PlatformLogger; 77 78 public class MToolkit extends UNIXToolkit implements Runnable { 79 80 private static final PlatformLogger log = PlatformLogger.getLogger("sun.awt.motif.MToolkit"); 81 82 // the system clipboard - CLIPBOARD selection 83 //X11Clipboard clipboard; 84 // the system selection - PRIMARY selection 85 //X11Clipboard selection; 86 87 // Dynamic Layout Resize client code setting 88 protected static boolean dynamicLayoutSetting = false; 89 90 /** 91 * True when the x settings have been loaded. 92 */ 93 private boolean loadedXSettings; 94 95 /** 96 * XSETTINGS for the default screen. 97 * <p> 98 * <strong>XXX:</strong> see <code>MToolkit.parseXSettings</code> 99 * and <code>awt_xsettings_update</code> in 100 * <samp>awt_MToolkit.c</samp> 101 */ 102 private XSettings xs; 103 104 /* 105 * Note: The MToolkit object depends on the static initializer 106 * of X11GraphicsEnvironment to initialize the connection to 107 * the X11 server. 108 */ 109 static final X11GraphicsConfig config; 110 111 private static final boolean motifdnd; 112 113 static { 114 if (GraphicsEnvironment.isHeadless()) { 115 config = null; 116 } else { 117 config = (X11GraphicsConfig) (GraphicsEnvironment. 118 getLocalGraphicsEnvironment(). 119 getDefaultScreenDevice(). 120 getDefaultConfiguration()); 121 } 122 123 motifdnd = ((Boolean)java.security.AccessController.doPrivileged( 124 new GetBooleanAction("awt.dnd.motifdnd"))).booleanValue(); 125 } 126 127 //public static final String DATA_TRANSFERER_CLASS_NAME = "sun.awt.motif.MDataTransferer"; 128 129 public MToolkit() { 130 super(); 131 if (PerformanceLogger.loggingEnabled()) { 132 PerformanceLogger.setTime("MToolkit construction"); 133 } 134 if (!GraphicsEnvironment.isHeadless()) { 135 String mainClassName = null; 136 137 StackTraceElement trace[] = (new Throwable()).getStackTrace(); 138 int bottom = trace.length - 1; 139 if (bottom >= 0) { 140 mainClassName = trace[bottom].getClassName(); 141 } 142 if (mainClassName == null || mainClassName.equals("")) { 143 mainClassName = "AWT"; 144 } 145 146 init(mainClassName); 147 //SunToolkit.setDataTransfererClassName(DATA_TRANSFERER_CLASS_NAME); 148 149 Thread toolkitThread = new Thread(this, "AWT-Motif"); 150 toolkitThread.setPriority(Thread.NORM_PRIORITY + 1); 151 toolkitThread.setDaemon(true); 152 153 PrivilegedAction<Void> a = new PrivilegedAction<Void>() { 154 public Void run() { 155 ThreadGroup mainTG = Thread.currentThread().getThreadGroup(); 156 ThreadGroup parentTG = mainTG.getParent(); 157 158 while (parentTG != null) { 159 mainTG = parentTG; 160 parentTG = mainTG.getParent(); 161 } 162 Thread shutdownThread = new Thread(mainTG, new Runnable() { 163 public void run() { 164 shutdown(); 165 } 166 }, "Shutdown-Thread"); 167 shutdownThread.setContextClassLoader(null); 168 Runtime.getRuntime().addShutdownHook(shutdownThread); 169 return null; 170 } 171 }; 172 AccessController.doPrivileged(a); 173 174 /* 175 * Fix for 4701990. 176 * AWTAutoShutdown state must be changed before the toolkit thread 177 * starts to avoid race condition. 178 */ 179 AWTAutoShutdown.notifyToolkitThreadBusy(); 180 181 toolkitThread.start(); 182 } 183 } 184 185 public native void init(String mainClassName); 186 public native void run(); 187 private native void shutdown(); 188 189 /* 190 * Create peer objects. 191 */ 192 193 public ButtonPeer createButton(Button target) { 194 //ButtonPeer peer = new MButtonPeer(target); 195 //targetCreatedPeer(target, peer); 196 //return peer; 197 return null; 198 } 199 200 public TextFieldPeer createTextField(TextField target) { 201 //TextFieldPeer peer = new MTextFieldPeer(target); 202 //targetCreatedPeer(target, peer); 203 //return peer; 204 return null; 205 } 206 207 public LabelPeer createLabel(Label target) { 208 //LabelPeer peer = new MLabelPeer(target); 209 //targetCreatedPeer(target, peer); 210 //return peer; 211 return null; 212 } 213 214 public ListPeer createList(List target) { 215 //ListPeer peer = new MListPeer(target); 216 //targetCreatedPeer(target, peer); 217 //return peer; 218 return null; 219 } 220 221 public CheckboxPeer createCheckbox(Checkbox target) { 222 //CheckboxPeer peer = new MCheckboxPeer(target); 223 //targetCreatedPeer(target, peer); 224 //return peer; 225 return null; 226 } 227 228 public ScrollbarPeer createScrollbar(Scrollbar target) { 229 //ScrollbarPeer peer = new MScrollbarPeer(target); 230 //targetCreatedPeer(target, peer); 231 //return peer; 232 return null; 233 } 234 235 public ScrollPanePeer createScrollPane(ScrollPane target) { 236 //ScrollPanePeer peer = new MScrollPanePeer(target); 237 //targetCreatedPeer(target, peer); 238 //return peer; 239 return null; 240 } 241 242 public TextAreaPeer createTextArea(TextArea target) { 243 //TextAreaPeer peer = new MTextAreaPeer(target); 244 //targetCreatedPeer(target, peer); 245 //return peer; 246 return null; 247 } 248 249 public ChoicePeer createChoice(Choice target) { 250 //ChoicePeer peer = new MChoicePeer(target); 251 //targetCreatedPeer(target, peer); 252 //return peer; 253 return null; 254 } 255 256 public FramePeer createFrame(Frame target) { 257 //FramePeer peer = new MFramePeer(target); 258 //targetCreatedPeer(target, peer); 259 //return peer; 260 return null; 261 } 262 263 public CanvasPeer createCanvas(Canvas target) { 264 //CanvasPeer peer = (isXEmbedServerRequested() ? new MEmbedCanvasPeer(target) : new MCanvasPeer(target)); 265 //targetCreatedPeer(target, peer); 266 //return peer; 267 return null; 268 } 269 270 public PanelPeer createPanel(Panel target) { 271 //PanelPeer peer = new MPanelPeer(target); 272 //targetCreatedPeer(target, peer); 273 //return peer; 274 return null; 275 } 276 277 public WindowPeer createWindow(Window target) { 278 //WindowPeer peer = new MWindowPeer(target); 279 //targetCreatedPeer(target, peer); 280 //return peer; 281 return null; 282 } 283 284 public DialogPeer createDialog(Dialog target) { 285 //DialogPeer peer = new MDialogPeer(target); 286 //targetCreatedPeer(target, peer); 287 //return peer; 288 return null; 289 } 290 291 public FileDialogPeer createFileDialog(FileDialog target) { 292 //FileDialogPeer peer = new MFileDialogPeer(target); 293 //targetCreatedPeer(target, peer); 294 //return peer; 295 return null; 296 } 297 298 public MenuBarPeer createMenuBar(MenuBar target) { 299 //MenuBarPeer peer = new MMenuBarPeer(target); 300 //targetCreatedPeer(target, peer); 301 //return peer; 302 return null; 303 } 304 305 public MenuPeer createMenu(Menu target) { 306 //MenuPeer peer = new MMenuPeer(target); 307 //targetCreatedPeer(target, peer); 308 //return peer; 309 return null; 310 } 311 312 public PopupMenuPeer createPopupMenu(PopupMenu target) { 313 //PopupMenuPeer peer = new MPopupMenuPeer(target); 314 //targetCreatedPeer(target, peer); 315 //return peer; 316 return null; 317 } 318 319 public MenuItemPeer createMenuItem(MenuItem target) { 320 //MenuItemPeer peer = new MMenuItemPeer(target); 321 //targetCreatedPeer(target, peer); 322 //return peer; 323 return null; 324 } 325 326 public CheckboxMenuItemPeer createCheckboxMenuItem(CheckboxMenuItem target) { 327 //CheckboxMenuItemPeer peer = new MCheckboxMenuItemPeer(target); 328 //targetCreatedPeer(target, peer); 329 //return peer; 330 return null; 331 } 332 333 public KeyboardFocusManagerPeer createKeyboardFocusManagerPeer(KeyboardFocusManager manager) { 334 return null; 335 } 336 337 //public MEmbeddedFramePeer createEmbeddedFrame(MEmbeddedFrame target) 338 //{ 339 //MEmbeddedFramePeer peer = new MEmbeddedFramePeer(target); 340 //targetCreatedPeer(target, peer); 341 //return peer; 342 // return null; 343 //} 344 345 346 public FontPeer getFontPeer(String name, int style){ 347 return new MFontPeer(name, style); 348 } 349 350 /* 351 * On X, support for dynamic layout on resizing is governed by the 352 * window manager. If the window manager supports it, it happens 353 * automatically. The setter method for this property is 354 * irrelevant on X. 355 */ 356 public void setDynamicLayout(boolean b) { 357 dynamicLayoutSetting = b; 358 } 359 360 protected boolean isDynamicLayoutSet() { 361 return dynamicLayoutSetting; 362 } 363 364 /* Called from isDynamicLayoutActive() and from 365 * lazilyLoadDynamicLayoutSupportedProperty() 366 */ 367 protected native boolean isDynamicLayoutSupportedNative(); 368 369 public boolean isDynamicLayoutActive() { 370 return isDynamicLayoutSupportedNative(); 371 } 372 373 public native boolean isFrameStateSupported(int state); 374 375 public TrayIconPeer createTrayIcon(TrayIcon target) throws HeadlessException { 376 return null; 377 } 378 379 public SystemTrayPeer createSystemTray(SystemTray target) throws HeadlessException { 380 return null; 381 } 382 383 public boolean isTraySupported() { 384 return false; 385 } 386 387 static native ColorModel makeColorModel(); 388 static ColorModel screenmodel; 389 390 static ColorModel getStaticColorModel() { 391 if (screenmodel == null) { 392 screenmodel = config.getColorModel (); 393 } 394 return screenmodel; 395 } 396 397 public ColorModel getColorModel() { 398 return getStaticColorModel(); 399 } 400 401 public native int getScreenResolution(); 402 403 public Insets getScreenInsets(GraphicsConfiguration gc) { 404 return new Insets(0,0,0,0); 405 } 406 407 protected native int getScreenWidth(); 408 protected native int getScreenHeight(); 409 410 public FontMetrics getFontMetrics(Font font) { 411 /* 412 // REMIND: platform font flag should be obsolete soon 413 if (!RasterOutputManager.usesPlatformFont()) { 414 return super.getFontMetrics(font); 415 } else { 416 return X11FontMetrics.getFontMetrics(font); 417 } 418 */ 419 return super.getFontMetrics(font); 420 } 421 422 public PrintJob getPrintJob(final Frame frame, final String doctitle, 423 final Properties props) { 424 425 if (GraphicsEnvironment.isHeadless()) { 426 throw new IllegalArgumentException(); 427 } 428 429 PrintJob2D printJob = new PrintJob2D(frame, doctitle, props); 430 431 if (printJob.printDialog() == false) { 432 printJob = null; 433 } 434 435 return printJob; 436 } 437 438 public PrintJob getPrintJob(final Frame frame, final String doctitle, 439 final JobAttributes jobAttributes, 440 final PageAttributes pageAttributes) { 441 442 443 if (GraphicsEnvironment.isHeadless()) { 444 throw new IllegalArgumentException(); 445 } 446 447 PrintJob2D printJob = new PrintJob2D(frame, doctitle, 448 jobAttributes, pageAttributes); 449 450 if (printJob.printDialog() == false) { 451 printJob = null; 452 } 453 454 return printJob; 455 } 456 457 public native void beep(); 458 459 public Clipboard getSystemClipboard() { 460 //SecurityManager security = System.getSecurityManager(); 461 //if (security != null) { 462 // security.checkSystemClipboardAccess(); 463 //} 464 //synchronized (this) { 465 // if (clipboard == null) { 466 // clipboard = new X11Clipboard("System", "CLIPBOARD"); 467 // } 468 //} 469 //return clipboard; 470 return null; 471 } 472 473 public Clipboard getSystemSelection() { 474 //SecurityManager security = System.getSecurityManager(); 475 //if (security != null) { 476 // security.checkSystemClipboardAccess(); 477 //} 478 //synchronized (this) { 479 // if (selection == null) { 480 // selection = new X11Clipboard("Selection", "PRIMARY"); 481 // } 482 //} 483 //return selection; 484 return null; 485 } 486 487 public boolean getLockingKeyState(int key) { 488 if (! (key == KeyEvent.VK_CAPS_LOCK || key == KeyEvent.VK_NUM_LOCK || 489 key == KeyEvent.VK_SCROLL_LOCK || key == KeyEvent.VK_KANA_LOCK)) { 490 throw new IllegalArgumentException("invalid key for Toolkit.getLockingKeyState"); 491 } 492 return getLockingKeyStateNative(key); 493 } 494 495 public native boolean getLockingKeyStateNative(int key); 496 497 public native void loadSystemColors(int[] systemColors); 498 499 /** 500 * Give native peers the ability to query the native container 501 * given a native component (e.g. the direct parent may be lightweight). 502 */ 503 public static Container getNativeContainer(Component c) { 504 return Toolkit.getNativeContainer(c); 505 } 506 507 protected static final Object targetToPeer(Object target) { 508 return SunToolkit.targetToPeer(target); 509 } 510 511 protected static final void targetDisposedPeer(Object target, Object peer) { 512 SunToolkit.targetDisposedPeer(target, peer); 513 } 514 515 public DragSourceContextPeer createDragSourceContextPeer(DragGestureEvent dge) throws InvalidDnDOperationException { 516 //if (MToolkit.useMotifDnD()) { 517 // return MDragSourceContextPeer.createDragSourceContextPeer(dge); 518 //} else { 519 // return X11DragSourceContextPeer.createDragSourceContextPeer(dge); 520 //} 521 return null; 522 } 523 524 public <T extends DragGestureRecognizer> T 525 createDragGestureRecognizer(Class<T> abstractRecognizerClass, 526 DragSource ds, Component c, int srcActions, 527 DragGestureListener dgl) 528 { 529 //if (MouseDragGestureRecognizer.class.equals(abstractRecognizerClass)) 530 // return (T)new MMouseDragGestureRecognizer(ds, c, srcActions, dgl); 531 //else 532 return null; 533 } 534 535 /** 536 * Returns a new input method adapter descriptor for native input methods. 537 */ 538 public InputMethodDescriptor getInputMethodAdapterDescriptor() throws AWTException { 539 return null; // return new MInputMethodDescriptor(); 540 } 541 542 /** 543 * Returns a style map for the input method highlight. 544 */ 545 public Map mapInputMethodHighlight(InputMethodHighlight highlight) { 546 return null; //return MInputMethod.mapInputMethodHighlight(highlight); 547 } 548 549 /** 550 * Returns a new custom cursor. 551 */ 552 public Cursor createCustomCursor(Image cursor, Point hotSpot, String name) 553 throws IndexOutOfBoundsException { 554 return null; //return new MCustomCursor(cursor, hotSpot, name); 555 } 556 557 /** 558 * Returns the supported cursor size 559 */ 560 public Dimension getBestCursorSize(int preferredWidth, int preferredHeight) { 561 return null; //MCustomCursor.getBestCursorSize( 562 //java.lang.Math.max(1,preferredWidth), java.lang.Math.max(1,preferredHeight)); 563 } 564 565 public int getMaximumCursorColors() { 566 return 2; // Black and white. 567 } 568 569 private final static String prefix = "DnD.Cursor."; 570 private final static String postfix = ".32x32"; 571 private static final String dndPrefix = "DnD."; 572 573 protected Object lazilyLoadDesktopProperty(String name) { 574 if (name.startsWith(prefix)) { 575 String cursorName = name.substring(prefix.length(), name.length()) + postfix; 576 577 try { 578 return Cursor.getSystemCustomCursor(cursorName); 579 } catch (AWTException awte) { 580 System.err.println("cannot load system cursor: " + cursorName); 581 582 return null; 583 } 584 } 585 586 if (name.equals("awt.dynamicLayoutSupported")) { 587 return lazilyLoadDynamicLayoutSupportedProperty(name); 588 } 589 590 if (!loadedXSettings && 591 (name.startsWith("gnome.") || 592 name.equals(SunToolkit.DESKTOPFONTHINTS) || 593 name.startsWith(dndPrefix))) { 594 loadedXSettings = true; 595 if (!GraphicsEnvironment.isHeadless()) { 596 loadXSettings(); 597 desktopProperties.put(SunToolkit.DESKTOPFONTHINTS, 598 SunToolkit.getDesktopFontHints()); 599 return desktopProperties.get(name); 600 } 601 } 602 603 return super.lazilyLoadDesktopProperty(name); 604 } 605 606 /* 607 * Called from lazilyLoadDesktopProperty because we may not know if 608 * the user has quit the previous window manager and started another. 609 */ 610 protected Boolean lazilyLoadDynamicLayoutSupportedProperty(String name) { 611 boolean nativeDynamic = isDynamicLayoutSupportedNative(); 612 613 if (log.isLoggable(PlatformLogger.FINER)) { 614 log.finer("nativeDynamic == " + nativeDynamic); 615 } 616 617 return Boolean.valueOf(nativeDynamic); 618 } 619 620 private native int getMulticlickTime(); 621 622 protected void initializeDesktopProperties() { 623 desktopProperties.put("DnD.Autoscroll.initialDelay", Integer.valueOf(50)); 624 desktopProperties.put("DnD.Autoscroll.interval", Integer.valueOf(50)); 625 desktopProperties.put("DnD.Autoscroll.cursorHysteresis", Integer.valueOf(5)); 626 627 /* As of 1.4, no wheel mice are supported on Solaris 628 * however, they are on Linux, and there isn't a way to detect them, 629 * so we leave this property unset to indicate we're not sure if there's 630 * a wheel mouse or not. 631 */ 632 //desktopProperties.put("awt.wheelMousePresent", Boolean.valueOf(false)); 633 634 // We don't want to call getMultilclickTime() if we're headless 635 if (!GraphicsEnvironment.isHeadless()) { 636 desktopProperties.put("awt.multiClickInterval", 637 Integer.valueOf(getMulticlickTime())); 638 desktopProperties.put("awt.mouse.numButtons", 639 Integer.valueOf(getNumberOfButtons())); 640 } 641 } 642 643 public RobotPeer createRobot(Robot target, GraphicsDevice screen) { 644 /* 'target' is unused for now... */ 645 //return new MRobotPeer(screen.getDefaultConfiguration()); 646 return null; 647 } 648 649 static boolean useMotifDnD() { 650 return motifdnd; 651 } 652 653 // 654 // The following support Gnome's equivalent of desktop properties. 655 // A writeup of this can be found at: 656 // http://www.freedesktop.org/standards/xsettings/xsettings.html 657 // 658 659 /** 660 * Triggers a callback to parseXSettings with the x settings values 661 * from the window server. Note that this will NOT call 662 * parseXSettings if we are not running on a GNOME desktop. 663 */ 664 private native void loadXSettings(); 665 666 /** 667 * Callback from the native side indicating some, or all, of the 668 * desktop properties have changed and need to be reloaded. 669 * <code>data</code> is the byte array directly from the x server and 670 * may be in little endian format. 671 * <p> 672 * NB: This could be called from any thread if triggered by 673 * <code>loadXSettings</code>. It is called from the toolkit 674 * thread if triggered by an XSETTINGS change. 675 */ 676 private void parseXSettings(int screen_XXX_ignored, byte[] data) { 677 // XXX: notyet: map screen -> per screen XSettings object 678 // for now native code only calls us for default screen 679 // see awt_MToolkit.c awt_xsettings_update(). 680 if (xs == null) { 681 xs = new XSettings(); 682 } 683 684 Map updatedSettings = xs.update(data); 685 if (updatedSettings == null || updatedSettings.isEmpty()) { 686 return; 687 } 688 689 Iterator i = updatedSettings.entrySet().iterator(); 690 while (i.hasNext()) { 691 Map.Entry e = (Map.Entry)i.next(); 692 String name = (String)e.getKey(); 693 694 name = "gnome." + name; 695 setDesktopProperty(name, e.getValue()); 696 697 // XXX: we probably want to do something smarter. In 698 // particular, "Net" properties are of interest to the 699 // "core" AWT itself. E.g. 700 // 701 // Net/DndDragThreshold -> ??? 702 // Net/DoubleClickTime -> awt.multiClickInterval 703 } 704 705 setDesktopProperty(SunToolkit.DESKTOPFONTHINTS, 706 SunToolkit.getDesktopFontHints()); 707 708 Integer dragThreshold = null; 709 synchronized (this) { 710 dragThreshold = (Integer)desktopProperties.get("gnome.Net/DndDragThreshold"); 711 } 712 if (dragThreshold != null) { 713 setDesktopProperty("DnD.gestureMotionThreshold", dragThreshold); 714 } 715 } 716 717 protected boolean needsXEmbedImpl() { 718 return true; 719 } 720 721 public boolean isModalityTypeSupported(Dialog.ModalityType modalityType) { 722 return (modalityType == Dialog.ModalityType.MODELESS) || 723 (modalityType == Dialog.ModalityType.APPLICATION_MODAL); 724 } 725 726 public boolean isModalExclusionTypeSupported(Dialog.ModalExclusionType exclusionType) { 727 return (exclusionType == Dialog.ModalExclusionType.NO_EXCLUDE); 728 } 729 730 private native boolean isSyncUpdated(); 731 private native boolean isSyncFailed(); 732 private native int getEventNumber(); 733 private native void updateSyncSelection(); 734 private static final long WORKAROUND_SLEEP = 100; 735 736 /** 737 * @inheritDoc 738 */ 739 protected boolean syncNativeQueue(final long timeout) { 740 awtLock(); 741 try { 742 long event_number = getEventNumber(); 743 updateSyncSelection(); 744 745 // Wait for selection notify for oops on win 746 long start = System.currentTimeMillis(); 747 while (!isSyncUpdated() && !isSyncFailed()) { 748 try { 749 awtLockWait(timeout); 750 } catch (InterruptedException e) { 751 throw new RuntimeException(e); 752 } 753 // This "while" is a protection from spurious 754 // wake-ups. However, we shouldn't wait for too long 755 if (((System.currentTimeMillis() - start) > timeout) && (timeout >= 0)) { 756 throw new OperationTimedOut(); 757 } 758 } 759 if (isSyncFailed() && getEventNumber() - event_number == 1) { 760 awtUnlock(); 761 try { 762 Thread.sleep(WORKAROUND_SLEEP); 763 } catch (InterruptedException ie) { 764 throw new RuntimeException(ie); 765 } finally { 766 awtLock(); 767 } 768 } 769 return getEventNumber() - event_number > 2; 770 } finally { 771 awtUnlock(); 772 } 773 } 774 775 public void grab(Window w) { 776 WindowPeer peer = (WindowPeer)w.getPeer(); 777 if (peer != null) { 778 nativeGrab(peer); 779 } 780 } 781 782 public void ungrab(Window w) { 783 WindowPeer peer = (WindowPeer)w.getPeer(); 784 if (peer != null) { 785 nativeUnGrab(peer); 786 } 787 } 788 private native void nativeGrab(WindowPeer peer); 789 private native void nativeUnGrab(WindowPeer peer); 790 791 792 public boolean isDesktopSupported(){ 793 return false; 794 } 795 796 public DesktopPeer createDesktopPeer(Desktop target) 797 throws HeadlessException{ 798 throw new UnsupportedOperationException(); 799 } 800 801 public final static int 802 UNDETERMINED_WM = 1, 803 NO_WM = 2, 804 OTHER_WM = 3, 805 OPENLOOK_WM = 4, 806 MOTIF_WM = 5, 807 CDE_WM = 6, 808 ENLIGHTEN_WM = 7, 809 KDE2_WM = 8, 810 SAWFISH_WM = 9, 811 ICE_WM = 10, 812 METACITY_WM = 11, 813 COMPIZ_WM = 12, 814 LG3D_WM = 13; 815 816 public static int getWMID() { 817 String wmName = getWMName(); 818 819 if ("NO_WM".equals(wmName)) { 820 return NO_WM; 821 } else if ("OTHER_WM".equals(wmName)) { 822 return OTHER_WM; 823 } else if ("ENLIGHTEN_WM".equals(wmName)) { 824 return ENLIGHTEN_WM; 825 } else if ("KDE2_WM".equals(wmName)) { 826 return KDE2_WM; 827 } else if ("SAWFISH_WM".equals(wmName)) { 828 return SAWFISH_WM; 829 } else if ("ICE_WM".equals(wmName)) { 830 return ICE_WM; 831 } else if ("METACITY_WM".equals(wmName)) { 832 return METACITY_WM; 833 } else if ("OPENLOOK_WM".equals(wmName)) { 834 return OPENLOOK_WM; 835 } else if ("MOTIF_WM".equals(wmName)) { 836 return MOTIF_WM; 837 } else if ("CDE_WM".equals(wmName)) { 838 return CDE_WM; 839 } else if ("COMPIZ_WM".equals(wmName)) { 840 return COMPIZ_WM; 841 } else if ("LG3D_WM".equals(wmName)) { 842 return LG3D_WM; 843 } 844 return UNDETERMINED_WM; 845 } 846 847 private static native String getWMName(); 848 849 } // class MToolkit