1 /* 2 * Copyright (c) 2002, 2013, 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 package sun.awt.X11; 26 27 import java.awt.*; 28 29 import java.awt.event.ComponentEvent; 30 import java.awt.event.FocusEvent; 31 import java.awt.event.WindowEvent; 32 33 import java.awt.peer.ComponentPeer; 34 import java.awt.peer.WindowPeer; 35 36 import java.io.UnsupportedEncodingException; 37 38 import java.security.AccessController; 39 import java.security.PrivilegedAction; 40 41 import java.util.ArrayList; 42 import java.util.HashSet; 43 import java.util.Iterator; 44 import java.util.Set; 45 import java.util.Vector; 46 47 import java.util.concurrent.atomic.AtomicBoolean; 48 49 import sun.util.logging.PlatformLogger; 50 51 import sun.awt.AWTAccessor; 52 import sun.awt.DisplayChangedListener; 53 import sun.awt.SunToolkit; 54 import sun.awt.X11GraphicsDevice; 55 import sun.awt.X11GraphicsEnvironment; 56 import sun.awt.IconInfo; 57 58 import sun.java2d.pipe.Region; 59 60 class XWindowPeer extends XPanelPeer implements WindowPeer, 61 DisplayChangedListener { 62 63 private static final PlatformLogger log = PlatformLogger.getLogger("sun.awt.X11.XWindowPeer"); 64 private static final PlatformLogger focusLog = PlatformLogger.getLogger("sun.awt.X11.focus.XWindowPeer"); 65 private static final PlatformLogger insLog = PlatformLogger.getLogger("sun.awt.X11.insets.XWindowPeer"); 66 private static final PlatformLogger grabLog = PlatformLogger.getLogger("sun.awt.X11.grab.XWindowPeer"); 67 private static final PlatformLogger iconLog = PlatformLogger.getLogger("sun.awt.X11.icon.XWindowPeer"); 68 69 // should be synchronized on awtLock 70 private static Set<XWindowPeer> windows = new HashSet<XWindowPeer>(); 71 72 73 private boolean cachedFocusableWindow; 74 XWarningWindow warningWindow; 75 76 private boolean alwaysOnTop; 77 private boolean locationByPlatform; 78 79 Dialog modalBlocker; 80 boolean delayedModalBlocking = false; 81 Dimension targetMinimumSize = null; 82 83 private XWindowPeer ownerPeer; 84 85 // used for modal blocking to keep existing z-order 86 protected XWindowPeer prevTransientFor, nextTransientFor; 87 // value of WM_TRANSIENT_FOR hint set on this window 88 private XWindowPeer curRealTransientFor; 89 90 private boolean grab = false; // Whether to do a grab during showing 91 92 private boolean isMapped = false; // Is this window mapped or not 93 private boolean mustControlStackPosition = false; // Am override-redirect not on top 94 private XEventDispatcher rootPropertyEventDispatcher = null; 95 96 private static final AtomicBoolean isStartupNotificationRemoved = new AtomicBoolean(); 97 98 /* 99 * Focus related flags 100 */ 101 private boolean isUnhiding = false; // Is the window unhiding. 102 private boolean isBeforeFirstMapNotify = false; // Is the window (being shown) between 103 // setVisible(true) & handleMapNotify(). 104 105 /** 106 * The type of the window. 107 * 108 * The type is supposed to be immutable while the peer object exists. 109 * The value gets initialized in the preInit() method. 110 */ 111 private Window.Type windowType = Window.Type.NORMAL; 112 113 public final Window.Type getWindowType() { 114 return windowType; 115 } 116 117 // It need to be accessed from XFramePeer. 118 protected Vector <ToplevelStateListener> toplevelStateListeners = new Vector<ToplevelStateListener>(); 119 XWindowPeer(XCreateWindowParams params) { 120 super(params.putIfNull(PARENT_WINDOW, Long.valueOf(0))); 121 } 122 123 XWindowPeer(Window target) { 124 super(new XCreateWindowParams(new Object[] { 125 TARGET, target, 126 PARENT_WINDOW, Long.valueOf(0)})); 127 } 128 129 /* 130 * This constant defines icon size recommended for using. 131 * Apparently, we should use XGetIconSizes which should 132 * return icon sizes would be most appreciated by the WM. 133 * However, XGetIconSizes always returns 0 for some reason. 134 * So the constant has been introduced. 135 */ 136 private static final int PREFERRED_SIZE_FOR_ICON = 128; 137 138 /* 139 * Sometimes XChangeProperty(_NET_WM_ICON) doesn't work if 140 * image buffer is too large. This constant holds maximum 141 * length of buffer which can be used with _NET_WM_ICON hint. 142 * It holds int's value. 143 */ 144 private static final int MAXIMUM_BUFFER_LENGTH_NET_WM_ICON = (2<<15) - 1; 145 146 void preInit(XCreateWindowParams params) { 147 target = (Component)params.get(TARGET); 148 windowType = ((Window)target).getType(); 149 params.put(REPARENTED, 150 Boolean.valueOf(isOverrideRedirect() || isSimpleWindow())); 151 super.preInit(params); 152 params.putIfNull(BIT_GRAVITY, Integer.valueOf(XConstants.NorthWestGravity)); 153 154 long eventMask = 0; 155 if (params.containsKey(EVENT_MASK)) { 156 eventMask = ((Long)params.get(EVENT_MASK)); 157 } 158 eventMask |= XConstants.VisibilityChangeMask; 159 params.put(EVENT_MASK, eventMask); 160 161 XA_NET_WM_STATE = XAtom.get("_NET_WM_STATE"); 162 163 164 params.put(OVERRIDE_REDIRECT, Boolean.valueOf(isOverrideRedirect())); 165 166 SunToolkit.awtLock(); 167 try { 168 windows.add(this); 169 } finally { 170 SunToolkit.awtUnlock(); 171 } 172 173 cachedFocusableWindow = isFocusableWindow(); 174 175 Font f = target.getFont(); 176 if (f == null) { 177 f = XWindow.getDefaultFont(); 178 target.setFont(f); 179 // we should not call setFont because it will call a repaint 180 // which the peer may not be ready to do yet. 181 } 182 Color c = target.getBackground(); 183 if (c == null) { 184 Color background = SystemColor.window; 185 target.setBackground(background); 186 // we should not call setBackGround because it will call a repaint 187 // which the peer may not be ready to do yet. 188 } 189 c = target.getForeground(); 190 if (c == null) { 191 target.setForeground(SystemColor.windowText); 192 // we should not call setForeGround because it will call a repaint 193 // which the peer may not be ready to do yet. 194 } 195 196 alwaysOnTop = ((Window)target).isAlwaysOnTop() && ((Window)target).isAlwaysOnTopSupported(); 197 198 GraphicsConfiguration gc = getGraphicsConfiguration(); 199 ((X11GraphicsDevice)gc.getDevice()).addDisplayChangedListener(this); 200 } 201 202 protected String getWMName() { 203 String name = target.getName(); 204 if (name == null || name.trim().equals("")) { 205 name = " "; 206 } 207 return name; 208 } 209 210 private static native String getLocalHostname(); 211 private static native int getJvmPID(); 212 213 void postInit(XCreateWindowParams params) { 214 super.postInit(params); 215 216 // Init WM_PROTOCOLS atom 217 initWMProtocols(); 218 219 // Set _NET_WM_PID and WM_CLIENT_MACHINE using this JVM 220 XAtom.get("WM_CLIENT_MACHINE").setProperty(getWindow(), getLocalHostname()); 221 XAtom.get("_NET_WM_PID").setCard32Property(getWindow(), getJvmPID()); 222 223 // Set WM_TRANSIENT_FOR and group_leader 224 Window t_window = (Window)target; 225 Window owner = t_window.getOwner(); 226 if (owner != null) { 227 ownerPeer = (XWindowPeer)owner.getPeer(); 228 if (focusLog.isLoggable(PlatformLogger.Level.FINER)) { 229 focusLog.finer("Owner is " + owner); 230 focusLog.finer("Owner peer is " + ownerPeer); 231 focusLog.finer("Owner X window " + Long.toHexString(ownerPeer.getWindow())); 232 focusLog.finer("Owner content X window " + Long.toHexString(ownerPeer.getContentWindow())); 233 } 234 // as owner window may be an embedded window, we must get a toplevel window 235 // to set as TRANSIENT_FOR hint 236 long ownerWindow = ownerPeer.getWindow(); 237 if (ownerWindow != 0) { 238 XToolkit.awtLock(); 239 try { 240 // Set WM_TRANSIENT_FOR 241 if (focusLog.isLoggable(PlatformLogger.Level.FINE)) { 242 focusLog.fine("Setting transient on " + Long.toHexString(getWindow()) 243 + " for " + Long.toHexString(ownerWindow)); 244 } 245 setToplevelTransientFor(this, ownerPeer, false, true); 246 247 // Set group leader 248 XWMHints hints = getWMHints(); 249 hints.set_flags(hints.get_flags() | (int)XUtilConstants.WindowGroupHint); 250 hints.set_window_group(ownerWindow); 251 XlibWrapper.XSetWMHints(XToolkit.getDisplay(), getWindow(), hints.pData); 252 } 253 finally { 254 XToolkit.awtUnlock(); 255 } 256 } 257 } 258 259 if (owner != null || isSimpleWindow()) { 260 XNETProtocol protocol = XWM.getWM().getNETProtocol(); 261 if (protocol != null && protocol.active()) { 262 XToolkit.awtLock(); 263 try { 264 XAtomList net_wm_state = getNETWMState(); 265 net_wm_state.add(protocol.XA_NET_WM_STATE_SKIP_TASKBAR); 266 setNETWMState(net_wm_state); 267 } finally { 268 XToolkit.awtUnlock(); 269 } 270 271 } 272 } 273 274 // Init warning window(for applets) 275 if (((Window)target).getWarningString() != null) { 276 // accessSystemTray permission allows to display TrayIcon, TrayIcon tooltip 277 // and TrayIcon balloon windows without a warning window. 278 if (!AWTAccessor.getWindowAccessor().isTrayIconWindow((Window)target)) { 279 warningWindow = new XWarningWindow((Window)target, getWindow(), this); 280 } 281 } 282 283 setSaveUnder(true); 284 285 updateIconImages(); 286 287 updateShape(); 288 updateOpacity(); 289 // no need in updateOpaque() as it is no-op 290 } 291 292 public void updateIconImages() { 293 Window target = (Window)this.target; 294 java.util.List<Image> iconImages = ((Window)target).getIconImages(); 295 XWindowPeer ownerPeer = getOwnerPeer(); 296 winAttr.icons = new ArrayList<IconInfo>(); 297 if (iconImages.size() != 0) { 298 //read icon images from target 299 winAttr.iconsInherited = false; 300 for (Iterator<Image> i = iconImages.iterator(); i.hasNext(); ) { 301 Image image = i.next(); 302 if (image == null) { 303 if (log.isLoggable(PlatformLogger.Level.FINEST)) { 304 log.finest("XWindowPeer.updateIconImages: Skipping the image passed into Java because it's null."); 305 } 306 continue; 307 } 308 IconInfo iconInfo; 309 try { 310 iconInfo = new IconInfo(image); 311 } catch (Exception e){ 312 if (log.isLoggable(PlatformLogger.Level.FINEST)) { 313 log.finest("XWindowPeer.updateIconImages: Perhaps the image passed into Java is broken. Skipping this icon."); 314 } 315 continue; 316 } 317 if (iconInfo.isValid()) { 318 winAttr.icons.add(iconInfo); 319 } 320 } 321 } 322 323 // Fix for CR#6425089 324 winAttr.icons = normalizeIconImages(winAttr.icons); 325 326 if (winAttr.icons.size() == 0) { 327 //target.icons is empty or all icon images are broken 328 if (ownerPeer != null) { 329 //icon is inherited from parent 330 winAttr.iconsInherited = true; 331 winAttr.icons = ownerPeer.getIconInfo(); 332 } else { 333 //default icon is used 334 winAttr.iconsInherited = false; 335 winAttr.icons = getDefaultIconInfo(); 336 } 337 } 338 recursivelySetIcon(winAttr.icons); 339 } 340 341 /* 342 * Sometimes XChangeProperty(_NET_WM_ICON) doesn't work if 343 * image buffer is too large. This function help us accommodate 344 * initial list of the icon images to certainly-acceptable. 345 * It does scale some of these icons to appropriate size 346 * if it's necessary. 347 */ 348 static java.util.List<IconInfo> normalizeIconImages(java.util.List<IconInfo> icons) { 349 java.util.List<IconInfo> result = new ArrayList<IconInfo>(); 350 int totalLength = 0; 351 boolean haveLargeIcon = false; 352 353 for (IconInfo icon : icons) { 354 int width = icon.getWidth(); 355 int height = icon.getHeight(); 356 int length = icon.getRawLength(); 357 358 if (width > PREFERRED_SIZE_FOR_ICON || height > PREFERRED_SIZE_FOR_ICON) { 359 if (haveLargeIcon) { 360 continue; 361 } 362 int scaledWidth = width; 363 int scaledHeight = height; 364 while (scaledWidth > PREFERRED_SIZE_FOR_ICON || 365 scaledHeight > PREFERRED_SIZE_FOR_ICON) { 366 scaledWidth = scaledWidth / 2; 367 scaledHeight = scaledHeight / 2; 368 } 369 370 icon.setScaledSize(scaledWidth, scaledHeight); 371 length = icon.getRawLength(); 372 } 373 374 if (totalLength + length <= MAXIMUM_BUFFER_LENGTH_NET_WM_ICON) { 375 totalLength += length; 376 result.add(icon); 377 if (width > PREFERRED_SIZE_FOR_ICON || height > PREFERRED_SIZE_FOR_ICON) { 378 haveLargeIcon = true; 379 } 380 } 381 } 382 383 if (iconLog.isLoggable(PlatformLogger.Level.FINEST)) { 384 iconLog.finest(">>> Length_ of buffer of icons data: " + totalLength + 385 ", maximum length: " + MAXIMUM_BUFFER_LENGTH_NET_WM_ICON); 386 } 387 388 return result; 389 } 390 391 /* 392 * Dumps each icon from the list 393 */ 394 static void dumpIcons(java.util.List<IconInfo> icons) { 395 if (iconLog.isLoggable(PlatformLogger.Level.FINEST)) { 396 iconLog.finest(">>> Sizes of icon images:"); 397 for (Iterator<IconInfo> i = icons.iterator(); i.hasNext(); ) { 398 iconLog.finest(" {0}", i.next()); 399 } 400 } 401 } 402 403 public void recursivelySetIcon(java.util.List<IconInfo> icons) { 404 dumpIcons(winAttr.icons); 405 setIconHints(icons); 406 Window target = (Window)this.target; 407 Window[] children = target.getOwnedWindows(); 408 int cnt = children.length; 409 for (int i = 0; i < cnt; i++) { 410 ComponentPeer childPeer = children[i].getPeer(); 411 if (childPeer != null && childPeer instanceof XWindowPeer) { 412 if (((XWindowPeer)childPeer).winAttr.iconsInherited) { 413 ((XWindowPeer)childPeer).winAttr.icons = icons; 414 ((XWindowPeer)childPeer).recursivelySetIcon(icons); 415 } 416 } 417 } 418 } 419 420 java.util.List<IconInfo> getIconInfo() { 421 return winAttr.icons; 422 } 423 void setIconHints(java.util.List<IconInfo> icons) { 424 //This does nothing for XWindowPeer, 425 //It's overriden in XDecoratedPeer 426 } 427 428 private static ArrayList<IconInfo> defaultIconInfo; 429 protected synchronized static java.util.List<IconInfo> getDefaultIconInfo() { 430 if (defaultIconInfo == null) { 431 defaultIconInfo = new ArrayList<IconInfo>(); 432 if (XlibWrapper.dataModel == 32) { 433 defaultIconInfo.add(new IconInfo(sun.awt.AWTIcon32_java_icon16_png.java_icon16_png)); 434 defaultIconInfo.add(new IconInfo(sun.awt.AWTIcon32_java_icon24_png.java_icon24_png)); 435 defaultIconInfo.add(new IconInfo(sun.awt.AWTIcon32_java_icon32_png.java_icon32_png)); 436 defaultIconInfo.add(new IconInfo(sun.awt.AWTIcon32_java_icon48_png.java_icon48_png)); 437 } else { 438 defaultIconInfo.add(new IconInfo(sun.awt.AWTIcon64_java_icon16_png.java_icon16_png)); 439 defaultIconInfo.add(new IconInfo(sun.awt.AWTIcon64_java_icon24_png.java_icon24_png)); 440 defaultIconInfo.add(new IconInfo(sun.awt.AWTIcon64_java_icon32_png.java_icon32_png)); 441 defaultIconInfo.add(new IconInfo(sun.awt.AWTIcon64_java_icon48_png.java_icon48_png)); 442 } 443 } 444 return defaultIconInfo; 445 } 446 447 private void updateShape() { 448 // Shape shape = ((Window)target).getShape(); 449 Shape shape = AWTAccessor.getWindowAccessor().getShape((Window)target); 450 if (shape != null) { 451 applyShape(Region.getInstance(shape, null)); 452 } 453 } 454 455 private void updateOpacity() { 456 // float opacity = ((Window)target).getOpacity(); 457 float opacity = AWTAccessor.getWindowAccessor().getOpacity((Window)target); 458 if (opacity < 1.0f) { 459 setOpacity(opacity); 460 } 461 } 462 463 public void updateMinimumSize() { 464 //This function only saves minimumSize value in XWindowPeer 465 //Setting WMSizeHints is implemented in XDecoratedPeer 466 targetMinimumSize = (((Component)target).isMinimumSizeSet()) ? 467 ((Component)target).getMinimumSize() : null; 468 } 469 470 public Dimension getTargetMinimumSize() { 471 return (targetMinimumSize == null) ? null : new Dimension(targetMinimumSize); 472 } 473 474 public XWindowPeer getOwnerPeer() { 475 return ownerPeer; 476 } 477 478 //Fix for 6318144: PIT:Setting Min Size bigger than current size enlarges 479 //the window but fails to revalidate, Sol-CDE 480 //This bug is regression for 481 //5025858: Resizing a decorated frame triggers componentResized event twice. 482 //Since events are not posted from Component.setBounds we need to send them here. 483 //Note that this function is overriden in XDecoratedPeer so event 484 //posting is not changing for decorated peers 485 public void setBounds(int x, int y, int width, int height, int op) { 486 XToolkit.awtLock(); 487 try { 488 Rectangle oldBounds = getBounds(); 489 490 super.setBounds(x, y, width, height, op); 491 492 Rectangle bounds = getBounds(); 493 494 XSizeHints hints = getHints(); 495 setSizeHints(hints.get_flags() | XUtilConstants.PPosition | XUtilConstants.PSize, 496 bounds.x, bounds.y, bounds.width, bounds.height); 497 XWM.setMotifDecor(this, false, 0, 0); 498 499 boolean isResized = !bounds.getSize().equals(oldBounds.getSize()); 500 boolean isMoved = !bounds.getLocation().equals(oldBounds.getLocation()); 501 if (isMoved || isResized) { 502 repositionSecurityWarning(); 503 } 504 if (isResized) { 505 postEventToEventQueue(new ComponentEvent(getEventSource(), ComponentEvent.COMPONENT_RESIZED)); 506 } 507 if (isMoved) { 508 postEventToEventQueue(new ComponentEvent(getEventSource(), ComponentEvent.COMPONENT_MOVED)); 509 } 510 } finally { 511 XToolkit.awtUnlock(); 512 } 513 } 514 515 void updateFocusability() { 516 updateFocusableWindowState(); 517 XToolkit.awtLock(); 518 try { 519 XWMHints hints = getWMHints(); 520 hints.set_flags(hints.get_flags() | (int)XUtilConstants.InputHint); 521 hints.set_input(false/*isNativelyNonFocusableWindow() ? (0):(1)*/); 522 XlibWrapper.XSetWMHints(XToolkit.getDisplay(), getWindow(), hints.pData); 523 } 524 finally { 525 XToolkit.awtUnlock(); 526 } 527 } 528 529 public Insets getInsets() { 530 return new Insets(0, 0, 0, 0); 531 } 532 533 // NOTE: This method may be called by privileged threads. 534 // DO NOT INVOKE CLIENT CODE ON THIS THREAD! 535 public void handleIconify() { 536 postEvent(new WindowEvent((Window)target, WindowEvent.WINDOW_ICONIFIED)); 537 } 538 539 // NOTE: This method may be called by privileged threads. 540 // DO NOT INVOKE CLIENT CODE ON THIS THREAD! 541 public void handleDeiconify() { 542 postEvent(new WindowEvent((Window)target, WindowEvent.WINDOW_DEICONIFIED)); 543 } 544 545 // NOTE: This method may be called by privileged threads. 546 // DO NOT INVOKE CLIENT CODE ON THIS THREAD! 547 public void handleStateChange(int oldState, int newState) { 548 postEvent(new WindowEvent((Window)target, 549 WindowEvent.WINDOW_STATE_CHANGED, 550 oldState, newState)); 551 } 552 553 /** 554 * DEPRECATED: Replaced by getInsets(). 555 */ 556 public Insets insets() { 557 return getInsets(); 558 } 559 560 boolean isAutoRequestFocus() { 561 if (XToolkit.isToolkitThread()) { 562 return AWTAccessor.getWindowAccessor().isAutoRequestFocus((Window)target); 563 } else { 564 return ((Window)target).isAutoRequestFocus(); 565 } 566 } 567 568 /* 569 * Retrives real native focused window and converts it into Java peer. 570 */ 571 static XWindowPeer getNativeFocusedWindowPeer() { 572 XBaseWindow baseWindow = XToolkit.windowToXWindow(xGetInputFocus()); 573 return (baseWindow instanceof XWindowPeer) ? (XWindowPeer)baseWindow : 574 (baseWindow instanceof XFocusProxyWindow) ? 575 ((XFocusProxyWindow)baseWindow).getOwner() : null; 576 } 577 578 /* 579 * Retrives real native focused window and converts it into Java window. 580 */ 581 static Window getNativeFocusedWindow() { 582 XWindowPeer peer = getNativeFocusedWindowPeer(); 583 return peer != null ? (Window)peer.target : null; 584 } 585 586 boolean isFocusableWindow() { 587 if (XToolkit.isToolkitThread() || SunToolkit.isAWTLockHeldByCurrentThread()) 588 { 589 return cachedFocusableWindow; 590 } else { 591 return ((Window)target).isFocusableWindow(); 592 } 593 } 594 595 /* WARNING: don't call client code in this method! */ 596 boolean isFocusedWindowModalBlocker() { 597 return false; 598 } 599 600 long getFocusTargetWindow() { 601 return getContentWindow(); 602 } 603 604 /** 605 * Returns whether or not this window peer has native X window 606 * configured as non-focusable window. It might happen if: 607 * - Java window is non-focusable 608 * - Java window is simple Window(not Frame or Dialog) 609 */ 610 boolean isNativelyNonFocusableWindow() { 611 if (XToolkit.isToolkitThread() || SunToolkit.isAWTLockHeldByCurrentThread()) 612 { 613 return isSimpleWindow() || !cachedFocusableWindow; 614 } else { 615 return isSimpleWindow() || !(((Window)target).isFocusableWindow()); 616 } 617 } 618 619 public void handleWindowFocusIn_Dispatch() { 620 if (EventQueue.isDispatchThread()) { 621 XKeyboardFocusManagerPeer.getInstance().setCurrentFocusedWindow((Window) target); 622 WindowEvent we = new WindowEvent((Window)target, WindowEvent.WINDOW_GAINED_FOCUS); 623 SunToolkit.setSystemGenerated(we); 624 target.dispatchEvent(we); 625 } 626 } 627 628 public void handleWindowFocusInSync(long serial) { 629 WindowEvent we = new WindowEvent((Window)target, WindowEvent.WINDOW_GAINED_FOCUS); 630 XKeyboardFocusManagerPeer.getInstance().setCurrentFocusedWindow((Window) target); 631 sendEvent(we); 632 } 633 // NOTE: This method may be called by privileged threads. 634 // DO NOT INVOKE CLIENT CODE ON THIS THREAD! 635 public void handleWindowFocusIn(long serial) { 636 WindowEvent we = new WindowEvent((Window)target, WindowEvent.WINDOW_GAINED_FOCUS); 637 /* wrap in Sequenced, then post*/ 638 XKeyboardFocusManagerPeer.getInstance().setCurrentFocusedWindow((Window) target); 639 postEvent(wrapInSequenced((AWTEvent) we)); 640 } 641 642 // NOTE: This method may be called by privileged threads. 643 // DO NOT INVOKE CLIENT CODE ON THIS THREAD! 644 public void handleWindowFocusOut(Window oppositeWindow, long serial) { 645 WindowEvent we = new WindowEvent((Window)target, WindowEvent.WINDOW_LOST_FOCUS, oppositeWindow); 646 XKeyboardFocusManagerPeer.getInstance().setCurrentFocusedWindow(null); 647 XKeyboardFocusManagerPeer.getInstance().setCurrentFocusOwner(null); 648 /* wrap in Sequenced, then post*/ 649 postEvent(wrapInSequenced((AWTEvent) we)); 650 } 651 public void handleWindowFocusOutSync(Window oppositeWindow, long serial) { 652 WindowEvent we = new WindowEvent((Window)target, WindowEvent.WINDOW_LOST_FOCUS, oppositeWindow); 653 XKeyboardFocusManagerPeer.getInstance().setCurrentFocusedWindow(null); 654 XKeyboardFocusManagerPeer.getInstance().setCurrentFocusOwner(null); 655 sendEvent(we); 656 } 657 658 /* --- DisplayChangedListener Stuff --- */ 659 660 /* Xinerama 661 * called to check if we've been moved onto a different screen 662 * Based on checkNewXineramaScreen() in awt_GraphicsEnv.c 663 */ 664 public void checkIfOnNewScreen(Rectangle newBounds) { 665 if (!XToolkit.localEnv.runningXinerama()) { 666 return; 667 } 668 669 if (log.isLoggable(PlatformLogger.Level.FINEST)) { 670 log.finest("XWindowPeer: Check if we've been moved to a new screen since we're running in Xinerama mode"); 671 } 672 673 int area = newBounds.width * newBounds.height; 674 int intAmt, vertAmt, horizAmt; 675 int largestAmt = 0; 676 int curScreenNum = ((X11GraphicsDevice)getGraphicsConfiguration().getDevice()).getScreen(); 677 int newScreenNum = 0; 678 GraphicsDevice gds[] = XToolkit.localEnv.getScreenDevices(); 679 GraphicsConfiguration newGC = null; 680 Rectangle screenBounds; 681 682 for (int i = 0; i < gds.length; i++) { 683 screenBounds = gds[i].getDefaultConfiguration().getBounds(); 684 if (newBounds.intersects(screenBounds)) { 685 horizAmt = Math.min(newBounds.x + newBounds.width, 686 screenBounds.x + screenBounds.width) - 687 Math.max(newBounds.x, screenBounds.x); 688 vertAmt = Math.min(newBounds.y + newBounds.height, 689 screenBounds.y + screenBounds.height)- 690 Math.max(newBounds.y, screenBounds.y); 691 intAmt = horizAmt * vertAmt; 692 if (intAmt == area) { 693 // Completely on this screen - done! 694 newScreenNum = i; 695 newGC = gds[i].getDefaultConfiguration(); 696 break; 697 } 698 if (intAmt > largestAmt) { 699 largestAmt = intAmt; 700 newScreenNum = i; 701 newGC = gds[i].getDefaultConfiguration(); 702 } 703 } 704 } 705 if (newScreenNum != curScreenNum) { 706 if (log.isLoggable(PlatformLogger.Level.FINEST)) { 707 log.finest("XWindowPeer: Moved to a new screen"); 708 } 709 executeDisplayChangedOnEDT(newGC); 710 } 711 } 712 713 /** 714 * Helper method that executes the displayChanged(screen) method on 715 * the event dispatch thread. This method is used in the Xinerama case 716 * and after display mode change events. 717 */ 718 private void executeDisplayChangedOnEDT(final GraphicsConfiguration gc) { 719 Runnable dc = new Runnable() { 720 public void run() { 721 AWTAccessor.getComponentAccessor(). 722 setGraphicsConfiguration((Component)target, gc); 723 } 724 }; 725 SunToolkit.executeOnEventHandlerThread((Component)target, dc); 726 } 727 728 /** 729 * From the DisplayChangedListener interface; called from 730 * X11GraphicsDevice when the display mode has been changed. 731 */ 732 public void displayChanged() { 733 executeDisplayChangedOnEDT(getGraphicsConfiguration()); 734 } 735 736 /** 737 * From the DisplayChangedListener interface; top-levels do not need 738 * to react to this event. 739 */ 740 public void paletteChanged() { 741 } 742 743 private Point queryXLocation() 744 { 745 return XlibUtil.translateCoordinates( 746 getContentWindow(), 747 XlibWrapper.RootWindow(XToolkit.getDisplay(), getScreenNumber()), 748 new Point(0, 0)); 749 } 750 751 protected Point getNewLocation(XConfigureEvent xe, int leftInset, int topInset) { 752 // Bounds of the window 753 Rectangle targetBounds = AWTAccessor.getComponentAccessor().getBounds((Component)target); 754 755 int runningWM = XWM.getWMID(); 756 Point newLocation = targetBounds.getLocation(); 757 if (xe.get_send_event() || runningWM == XWM.NO_WM || XWM.isNonReparentingWM()) { 758 // Location, Client size + insets 759 newLocation = new Point(xe.get_x() - leftInset, xe.get_y() - topInset); 760 } else { 761 // ICCCM 4.1.5 states that a real ConfigureNotify will be sent when 762 // a window is resized but the client can not tell if the window was 763 // moved or not. The client should consider the position as unkown 764 // and use TranslateCoordinates to find the actual position. 765 // 766 // TODO this should be the default for every case. 767 switch (runningWM) { 768 case XWM.CDE_WM: 769 case XWM.MOTIF_WM: 770 case XWM.METACITY_WM: 771 case XWM.MUTTER_WM: 772 case XWM.SAWFISH_WM: 773 { 774 Point xlocation = queryXLocation(); 775 if (log.isLoggable(PlatformLogger.Level.FINE)) { 776 log.fine("New X location: {0}", xlocation); 777 } 778 if (xlocation != null) { 779 newLocation = xlocation; 780 } 781 break; 782 } 783 default: 784 break; 785 } 786 } 787 return newLocation; 788 } 789 790 /* 791 * Overridden to check if we need to update our GraphicsDevice/Config 792 * Added for 4934052. 793 */ 794 @Override 795 public void handleConfigureNotifyEvent(XEvent xev) { 796 XConfigureEvent xe = xev.get_xconfigure(); 797 /* 798 * Correct window location which could be wrong in some cases. 799 * See getNewLocation() for the details. 800 */ 801 Point newLocation = getNewLocation(xe, 0, 0); 802 xe.set_x(newLocation.x); 803 xe.set_y(newLocation.y); 804 checkIfOnNewScreen(new Rectangle(xe.get_x(), 805 xe.get_y(), 806 xe.get_width(), 807 xe.get_height())); 808 809 // Don't call super until we've handled a screen change. Otherwise 810 // there could be a race condition in which a ComponentListener could 811 // see the old screen. 812 super.handleConfigureNotifyEvent(xev); 813 repositionSecurityWarning(); 814 } 815 816 final void requestXFocus(long time) { 817 requestXFocus(time, true); 818 } 819 820 final void requestXFocus() { 821 requestXFocus(0, false); 822 } 823 824 /** 825 * Requests focus to this top-level. Descendants should override to provide 826 * implementations based on a class of top-level. 827 */ 828 protected void requestXFocus(long time, boolean timeProvided) { 829 // Since in XAWT focus is synthetic and all basic Windows are 830 // override_redirect all we can do is check whether our parent 831 // is active. If it is - we can freely synthesize focus transfer. 832 // Luckily, this logic is already implemented in requestWindowFocus. 833 if (focusLog.isLoggable(PlatformLogger.Level.FINE)) { 834 focusLog.fine("Requesting window focus"); 835 } 836 requestWindowFocus(time, timeProvided); 837 } 838 839 public final boolean focusAllowedFor() { 840 if (isNativelyNonFocusableWindow()) { 841 return false; 842 } 843 /* 844 Window target = (Window)this.target; 845 if (!target.isVisible() || 846 !target.isEnabled() || 847 !target.isFocusable()) 848 { 849 return false; 850 } 851 */ 852 if (isModalBlocked()) { 853 return false; 854 } 855 return true; 856 } 857 858 public void handleFocusEvent(XEvent xev) { 859 XFocusChangeEvent xfe = xev.get_xfocus(); 860 FocusEvent fe; 861 if (focusLog.isLoggable(PlatformLogger.Level.FINE)) { 862 focusLog.fine("{0}", xfe); 863 } 864 if (isEventDisabled(xev)) { 865 return; 866 } 867 if (xev.get_type() == XConstants.FocusIn) 868 { 869 // If this window is non-focusable don't post any java focus event 870 if (focusAllowedFor()) { 871 if (xfe.get_mode() == XConstants.NotifyNormal // Normal notify 872 || xfe.get_mode() == XConstants.NotifyWhileGrabbed) // Alt-Tab notify 873 { 874 handleWindowFocusIn(xfe.get_serial()); 875 } 876 } 877 } 878 else 879 { 880 if (xfe.get_mode() == XConstants.NotifyNormal // Normal notify 881 || xfe.get_mode() == XConstants.NotifyWhileGrabbed) // Alt-Tab notify 882 { 883 // If this window is non-focusable don't post any java focus event 884 if (!isNativelyNonFocusableWindow()) { 885 XWindowPeer oppositeXWindow = getNativeFocusedWindowPeer(); 886 Object oppositeTarget = (oppositeXWindow!=null)? oppositeXWindow.getTarget() : null; 887 Window oppositeWindow = null; 888 if (oppositeTarget instanceof Window) { 889 oppositeWindow = (Window) oppositeTarget; 890 } 891 // Check if opposite window is non-focusable. In that case we don't want to 892 // post any event. 893 if (oppositeXWindow != null && oppositeXWindow.isNativelyNonFocusableWindow()) { 894 return; 895 } 896 if (this == oppositeXWindow) { 897 oppositeWindow = null; 898 } else if (oppositeXWindow instanceof XDecoratedPeer) { 899 if (((XDecoratedPeer) oppositeXWindow).actualFocusedWindow != null) { 900 oppositeXWindow = ((XDecoratedPeer) oppositeXWindow).actualFocusedWindow; 901 oppositeTarget = oppositeXWindow.getTarget(); 902 if (oppositeTarget instanceof Window 903 && oppositeXWindow.isVisible() 904 && oppositeXWindow.isNativelyNonFocusableWindow()) 905 { 906 oppositeWindow = ((Window) oppositeTarget); 907 } 908 } 909 } 910 handleWindowFocusOut(oppositeWindow, xfe.get_serial()); 911 } 912 } 913 } 914 } 915 916 void setSaveUnder(boolean state) {} 917 918 public void toFront() { 919 if (isOverrideRedirect() && mustControlStackPosition) { 920 mustControlStackPosition = false; 921 removeRootPropertyEventDispatcher(); 922 } 923 if (isVisible()) { 924 super.toFront(); 925 if (isFocusableWindow() && isAutoRequestFocus() && 926 !isModalBlocked() && !isWithdrawn()) 927 { 928 requestInitialFocus(); 929 } 930 } else { 931 setVisible(true); 932 } 933 } 934 935 public void toBack() { 936 XToolkit.awtLock(); 937 try { 938 if(!isOverrideRedirect()) { 939 XlibWrapper.XLowerWindow(XToolkit.getDisplay(), getWindow()); 940 }else{ 941 lowerOverrideRedirect(); 942 } 943 } 944 finally { 945 XToolkit.awtUnlock(); 946 } 947 } 948 private void lowerOverrideRedirect() { 949 // 950 // make new hash of toplevels of all windows from 'windows' hash. 951 // FIXME: do not call them "toplevel" as it is misleading. 952 // 953 HashSet toplevels = new HashSet(); 954 long topl = 0, mytopl = 0; 955 956 for (XWindowPeer xp : windows) { 957 topl = getToplevelWindow( xp.getWindow() ); 958 if( xp.equals( this ) ) { 959 mytopl = topl; 960 } 961 if( topl > 0 ) 962 toplevels.add( Long.valueOf( topl ) ); 963 } 964 965 // 966 // find in the root's tree: 967 // (1) my toplevel, (2) lowest java toplevel, (3) desktop 968 // We must enforce (3), (1), (2) order, upward; 969 // note that nautilus on the next restacking will do (1),(3),(2). 970 // 971 long laux, wDesktop = -1, wBottom = -1; 972 int iMy = -1, iDesktop = -1, iBottom = -1; 973 int i = 0; 974 XQueryTree xqt = new XQueryTree(XToolkit.getDefaultRootWindow()); 975 try { 976 if( xqt.execute() > 0 ) { 977 int nchildren = xqt.get_nchildren(); 978 long children = xqt.get_children(); 979 for(i = 0; i < nchildren; i++) { 980 laux = Native.getWindow(children, i); 981 if( laux == mytopl ) { 982 iMy = i; 983 }else if( isDesktopWindow( laux ) ) { 984 // we need topmost desktop of them all. 985 iDesktop = i; 986 wDesktop = laux; 987 }else if(iBottom < 0 && 988 toplevels.contains( Long.valueOf(laux) ) && 989 laux != mytopl) { 990 iBottom = i; 991 wBottom = laux; 992 } 993 } 994 } 995 996 if( (iMy < iBottom || iBottom < 0 )&& iDesktop < iMy) 997 return; // no action necessary 998 999 long to_restack = Native.allocateLongArray(2); 1000 Native.putLong(to_restack, 0, wBottom); 1001 Native.putLong(to_restack, 1, mytopl); 1002 XlibWrapper.XRestackWindows(XToolkit.getDisplay(), to_restack, 2); 1003 XlibWrapper.unsafe.freeMemory(to_restack); 1004 1005 1006 if( !mustControlStackPosition ) { 1007 mustControlStackPosition = true; 1008 // add root window property listener: 1009 // somebody (eg nautilus desktop) may obscure us 1010 addRootPropertyEventDispatcher(); 1011 } 1012 } finally { 1013 xqt.dispose(); 1014 } 1015 } 1016 /** 1017 Get XID of closest to root window in a given window hierarchy. 1018 FIXME: do not call it "toplevel" as it is misleading. 1019 On error return 0. 1020 */ 1021 private long getToplevelWindow( long w ) { 1022 long wi = w, ret, root; 1023 do { 1024 ret = wi; 1025 XQueryTree qt = new XQueryTree(wi); 1026 try { 1027 if (qt.execute() == 0) { 1028 return 0; 1029 } 1030 root = qt.get_root(); 1031 wi = qt.get_parent(); 1032 } finally { 1033 qt.dispose(); 1034 } 1035 1036 } while (wi != root); 1037 1038 return ret; 1039 } 1040 1041 private static boolean isDesktopWindow( long wi ) { 1042 return XWM.getWM().isDesktopWindow( wi ); 1043 } 1044 1045 private void updateAlwaysOnTop() { 1046 if (log.isLoggable(PlatformLogger.Level.FINE)) { 1047 log.fine("Promoting always-on-top state {0}", Boolean.valueOf(alwaysOnTop)); 1048 } 1049 XWM.getWM().setLayer(this, 1050 alwaysOnTop ? 1051 XLayerProtocol.LAYER_ALWAYS_ON_TOP : 1052 XLayerProtocol.LAYER_NORMAL); 1053 } 1054 1055 public void updateAlwaysOnTopState() { 1056 this.alwaysOnTop = ((Window) this.target).isAlwaysOnTop(); 1057 updateAlwaysOnTop(); 1058 } 1059 1060 boolean isLocationByPlatform() { 1061 return locationByPlatform; 1062 } 1063 1064 private void promoteDefaultPosition() { 1065 this.locationByPlatform = ((Window)target).isLocationByPlatform(); 1066 if (locationByPlatform) { 1067 XToolkit.awtLock(); 1068 try { 1069 Rectangle bounds = getBounds(); 1070 XSizeHints hints = getHints(); 1071 setSizeHints(hints.get_flags() & ~(XUtilConstants.USPosition | XUtilConstants.PPosition), 1072 bounds.x, bounds.y, bounds.width, bounds.height); 1073 } finally { 1074 XToolkit.awtUnlock(); 1075 } 1076 } 1077 } 1078 1079 public void setVisible(boolean vis) { 1080 if (!isVisible() && vis) { 1081 isBeforeFirstMapNotify = true; 1082 winAttr.initialFocus = isAutoRequestFocus(); 1083 if (!winAttr.initialFocus) { 1084 /* 1085 * It's easier and safer to temporary suppress WM_TAKE_FOCUS 1086 * protocol itself than to ignore WM_TAKE_FOCUS client message. 1087 * Because we will have to make the difference between 1088 * the message come after showing and the message come after 1089 * activation. Also, on Metacity, for some reason, we have _two_ 1090 * WM_TAKE_FOCUS client messages when showing a frame/dialog. 1091 */ 1092 suppressWmTakeFocus(true); 1093 } 1094 } 1095 updateFocusability(); 1096 promoteDefaultPosition(); 1097 if (!vis && warningWindow != null) { 1098 warningWindow.setSecurityWarningVisible(false, false); 1099 } 1100 super.setVisible(vis); 1101 if (!vis && !isWithdrawn()) { 1102 // ICCCM, 4.1.4. Changing Window State: 1103 // "Iconic -> Withdrawn - The client should unmap the window and follow it 1104 // with a synthetic UnmapNotify event as described later in this section." 1105 // The same is true for Normal -> Withdrawn 1106 XToolkit.awtLock(); 1107 try { 1108 XUnmapEvent unmap = new XUnmapEvent(); 1109 unmap.set_window(window); 1110 unmap.set_event(XToolkit.getDefaultRootWindow()); 1111 unmap.set_type((int)XConstants.UnmapNotify); 1112 unmap.set_from_configure(false); 1113 XlibWrapper.XSendEvent(XToolkit.getDisplay(), XToolkit.getDefaultRootWindow(), 1114 false, XConstants.SubstructureNotifyMask | XConstants.SubstructureRedirectMask, 1115 unmap.pData); 1116 unmap.dispose(); 1117 } 1118 finally { 1119 XToolkit.awtUnlock(); 1120 } 1121 } 1122 // method called somewhere in parent does not generate configure-notify 1123 // event for override-redirect. 1124 // Ergo, no reshape and bugs like 5085647 in case setBounds was 1125 // called before setVisible. 1126 if (isOverrideRedirect() && vis) { 1127 updateChildrenSizes(); 1128 } 1129 repositionSecurityWarning(); 1130 } 1131 1132 protected void suppressWmTakeFocus(boolean doSuppress) { 1133 } 1134 1135 final boolean isSimpleWindow() { 1136 return !(target instanceof Frame || target instanceof Dialog); 1137 } 1138 boolean hasWarningWindow() { 1139 return ((Window)target).getWarningString() != null; 1140 } 1141 1142 // The height of menu bar window 1143 int getMenuBarHeight() { 1144 return 0; 1145 } 1146 1147 // Called when shell changes its size and requires children windows 1148 // to update their sizes appropriately 1149 void updateChildrenSizes() { 1150 } 1151 1152 public void repositionSecurityWarning() { 1153 // NOTE: On KWin if the window/border snapping option is enabled, 1154 // the Java window may be swinging while it's being moved. 1155 // This doesn't make the application unusable though looks quite ugly. 1156 // Probobly we need to find some hint to assign to our Security 1157 // Warning window in order to exclude it from the snapping option. 1158 // We are not currently aware of existance of such a property. 1159 if (warningWindow != null) { 1160 // We can't use the coordinates stored in the XBaseWindow since 1161 // they are zeros for decorated frames. 1162 AWTAccessor.ComponentAccessor compAccessor = AWTAccessor.getComponentAccessor(); 1163 int x = compAccessor.getX(target); 1164 int y = compAccessor.getY(target); 1165 int width = compAccessor.getWidth(target); 1166 int height = compAccessor.getHeight(target); 1167 warningWindow.reposition(x, y, width, height); 1168 } 1169 } 1170 1171 @Override 1172 protected void setMouseAbove(boolean above) { 1173 super.setMouseAbove(above); 1174 updateSecurityWarningVisibility(); 1175 } 1176 1177 @Override 1178 public void setFullScreenExclusiveModeState(boolean state) { 1179 super.setFullScreenExclusiveModeState(state); 1180 updateSecurityWarningVisibility(); 1181 } 1182 1183 public void updateSecurityWarningVisibility() { 1184 if (warningWindow == null) { 1185 return; 1186 } 1187 1188 if (!isVisible()) { 1189 return; // The warning window should already be hidden. 1190 } 1191 1192 boolean show = false; 1193 1194 if (!isFullScreenExclusiveMode()) { 1195 int state = getWMState(); 1196 1197 // getWMState() always returns 0 (Withdrawn) for simple windows. Hence 1198 // we ignore the state for such windows. 1199 if (isVisible() && (state == XUtilConstants.NormalState || isSimpleWindow())) { 1200 if (XKeyboardFocusManagerPeer.getInstance().getCurrentFocusedWindow() == 1201 getTarget()) 1202 { 1203 show = true; 1204 } 1205 1206 if (isMouseAbove() || warningWindow.isMouseAbove()) 1207 { 1208 show = true; 1209 } 1210 } 1211 } 1212 1213 warningWindow.setSecurityWarningVisible(show, true); 1214 } 1215 1216 boolean isOverrideRedirect() { 1217 return XWM.getWMID() == XWM.OPENLOOK_WM || 1218 Window.Type.POPUP.equals(getWindowType()); 1219 } 1220 1221 final boolean isOLWMDecorBug() { 1222 return XWM.getWMID() == XWM.OPENLOOK_WM && 1223 winAttr.nativeDecor == false; 1224 } 1225 1226 public void dispose() { 1227 if (isGrabbed()) { 1228 if (grabLog.isLoggable(PlatformLogger.Level.FINE)) { 1229 grabLog.fine("Generating UngrabEvent on {0} because of the window disposal", this); 1230 } 1231 postEventToEventQueue(new sun.awt.UngrabEvent(getEventSource())); 1232 } 1233 1234 SunToolkit.awtLock(); 1235 1236 try { 1237 windows.remove(this); 1238 } finally { 1239 SunToolkit.awtUnlock(); 1240 } 1241 1242 if (warningWindow != null) { 1243 warningWindow.destroy(); 1244 } 1245 1246 removeRootPropertyEventDispatcher(); 1247 mustControlStackPosition = false; 1248 super.dispose(); 1249 1250 /* 1251 * Fix for 6457980. 1252 * When disposing an owned Window we should implicitly 1253 * return focus to its decorated owner because it won't 1254 * receive WM_TAKE_FOCUS. 1255 */ 1256 if (isSimpleWindow()) { 1257 if (target == XKeyboardFocusManagerPeer.getInstance().getCurrentFocusedWindow()) { 1258 Window owner = getDecoratedOwner((Window)target); 1259 ((XWindowPeer)AWTAccessor.getComponentAccessor().getPeer(owner)).requestWindowFocus(); 1260 } 1261 } 1262 } 1263 1264 boolean isResizable() { 1265 return winAttr.isResizable; 1266 } 1267 1268 public void handleVisibilityEvent(XEvent xev) { 1269 super.handleVisibilityEvent(xev); 1270 XVisibilityEvent ve = xev.get_xvisibility(); 1271 winAttr.visibilityState = ve.get_state(); 1272 // if (ve.get_state() == XlibWrapper.VisibilityUnobscured) { 1273 // // raiseInputMethodWindow 1274 // } 1275 repositionSecurityWarning(); 1276 } 1277 1278 void handleRootPropertyNotify(XEvent xev) { 1279 XPropertyEvent ev = xev.get_xproperty(); 1280 if( mustControlStackPosition && 1281 ev.get_atom() == XAtom.get("_NET_CLIENT_LIST_STACKING").getAtom()){ 1282 // Restore stack order unhadled/spoiled by WM or some app (nautilus). 1283 // As of now, don't use any generic machinery: just 1284 // do toBack() again. 1285 if(isOverrideRedirect()) { 1286 toBack(); 1287 } 1288 } 1289 } 1290 1291 private void removeStartupNotification() { 1292 if (isStartupNotificationRemoved.getAndSet(true)) { 1293 return; 1294 } 1295 1296 final String desktopStartupId = AccessController.doPrivileged(new PrivilegedAction<String>() { 1297 public String run() { 1298 return XToolkit.getEnv("DESKTOP_STARTUP_ID"); 1299 } 1300 }); 1301 if (desktopStartupId == null) { 1302 return; 1303 } 1304 1305 final StringBuilder messageBuilder = new StringBuilder("remove: ID="); 1306 messageBuilder.append('"'); 1307 for (int i = 0; i < desktopStartupId.length(); i++) { 1308 if (desktopStartupId.charAt(i) == '"' || desktopStartupId.charAt(i) == '\\') { 1309 messageBuilder.append('\\'); 1310 } 1311 messageBuilder.append(desktopStartupId.charAt(i)); 1312 } 1313 messageBuilder.append('"'); 1314 messageBuilder.append('\0'); 1315 final byte[] message; 1316 try { 1317 message = messageBuilder.toString().getBytes("UTF-8"); 1318 } catch (UnsupportedEncodingException cannotHappen) { 1319 return; 1320 } 1321 1322 XClientMessageEvent req = null; 1323 1324 XToolkit.awtLock(); 1325 try { 1326 final XAtom netStartupInfoBeginAtom = XAtom.get("_NET_STARTUP_INFO_BEGIN"); 1327 final XAtom netStartupInfoAtom = XAtom.get("_NET_STARTUP_INFO"); 1328 1329 req = new XClientMessageEvent(); 1330 req.set_type(XConstants.ClientMessage); 1331 req.set_window(getWindow()); 1332 req.set_message_type(netStartupInfoBeginAtom.getAtom()); 1333 req.set_format(8); 1334 1335 for (int pos = 0; pos < message.length; pos += 20) { 1336 final int msglen = Math.min(message.length - pos, 20); 1337 int i = 0; 1338 for (; i < msglen; i++) { 1339 XlibWrapper.unsafe.putByte(req.get_data() + i, message[pos + i]); 1340 } 1341 for (; i < 20; i++) { 1342 XlibWrapper.unsafe.putByte(req.get_data() + i, (byte)0); 1343 } 1344 XlibWrapper.XSendEvent(XToolkit.getDisplay(), 1345 XlibWrapper.RootWindow(XToolkit.getDisplay(), getScreenNumber()), 1346 false, 1347 XConstants.PropertyChangeMask, 1348 req.pData); 1349 req.set_message_type(netStartupInfoAtom.getAtom()); 1350 } 1351 } finally { 1352 XToolkit.awtUnlock(); 1353 if (req != null) { 1354 req.dispose(); 1355 } 1356 } 1357 } 1358 1359 public void handleMapNotifyEvent(XEvent xev) { 1360 removeStartupNotification(); 1361 1362 // See 6480534. 1363 isUnhiding |= isWMStateNetHidden(); 1364 1365 super.handleMapNotifyEvent(xev); 1366 if (!winAttr.initialFocus) { 1367 suppressWmTakeFocus(false); // restore the protocol. 1368 /* 1369 * For some reason, on Metacity, a frame/dialog being shown 1370 * without WM_TAKE_FOCUS protocol doesn't get moved to the front. 1371 * So, we do it evidently. 1372 */ 1373 XToolkit.awtLock(); 1374 try { 1375 XlibWrapper.XRaiseWindow(XToolkit.getDisplay(), getWindow()); 1376 } finally { 1377 XToolkit.awtUnlock(); 1378 } 1379 } 1380 if (shouldFocusOnMapNotify()) { 1381 focusLog.fine("Automatically request focus on window"); 1382 requestInitialFocus(); 1383 } 1384 isUnhiding = false; 1385 isBeforeFirstMapNotify = false; 1386 updateAlwaysOnTop(); 1387 1388 synchronized (getStateLock()) { 1389 if (!isMapped) { 1390 isMapped = true; 1391 } 1392 } 1393 } 1394 1395 public void handleUnmapNotifyEvent(XEvent xev) { 1396 super.handleUnmapNotifyEvent(xev); 1397 1398 // On Metacity UnmapNotify comes before PropertyNotify (for _NET_WM_STATE_HIDDEN). 1399 // So we also check for the property later in MapNotify. See 6480534. 1400 isUnhiding |= isWMStateNetHidden(); 1401 1402 synchronized (getStateLock()) { 1403 if (isMapped) { 1404 isMapped = false; 1405 } 1406 } 1407 } 1408 1409 private boolean shouldFocusOnMapNotify() { 1410 boolean res = false; 1411 1412 if (isBeforeFirstMapNotify) { 1413 res = (winAttr.initialFocus || // Window.autoRequestFocus 1414 isFocusedWindowModalBlocker()); 1415 } else { 1416 res = isUnhiding; // Unhiding 1417 } 1418 res = res && 1419 isFocusableWindow() && // General focusability 1420 !isModalBlocked(); // Modality 1421 1422 return res; 1423 } 1424 1425 protected boolean isWMStateNetHidden() { 1426 XNETProtocol protocol = XWM.getWM().getNETProtocol(); 1427 return (protocol != null && protocol.isWMStateNetHidden(this)); 1428 } 1429 1430 protected void requestInitialFocus() { 1431 requestXFocus(); 1432 } 1433 1434 public void addToplevelStateListener(ToplevelStateListener l){ 1435 toplevelStateListeners.add(l); 1436 } 1437 1438 public void removeToplevelStateListener(ToplevelStateListener l){ 1439 toplevelStateListeners.remove(l); 1440 } 1441 1442 /** 1443 * Override this methods to get notifications when top-level window state changes. The state is 1444 * meant in terms of ICCCM: WithdrawnState, IconicState, NormalState 1445 */ 1446 @Override 1447 protected void stateChanged(long time, int oldState, int newState) { 1448 // Fix for 6401700, 6412803 1449 // If this window is modal blocked, it is put into the transient_for 1450 // chain using prevTransientFor and nextTransientFor hints. However, 1451 // the real WM_TRANSIENT_FOR hint shouldn't be set for windows in 1452 // different WM states (except for owner-window relationship), so 1453 // if the window changes its state, its real WM_TRANSIENT_FOR hint 1454 // should be updated accordingly. 1455 updateTransientFor(); 1456 1457 for (ToplevelStateListener topLevelListenerTmp : toplevelStateListeners) { 1458 topLevelListenerTmp.stateChangedICCCM(oldState, newState); 1459 } 1460 1461 updateSecurityWarningVisibility(); 1462 } 1463 1464 boolean isWithdrawn() { 1465 return getWMState() == XUtilConstants.WithdrawnState; 1466 } 1467 1468 boolean hasDecorations(int decor) { 1469 if (!winAttr.nativeDecor) { 1470 return false; 1471 } 1472 else { 1473 int myDecor = winAttr.decorations; 1474 boolean hasBits = ((myDecor & decor) == decor); 1475 if ((myDecor & XWindowAttributesData.AWT_DECOR_ALL) != 0) 1476 return !hasBits; 1477 else 1478 return hasBits; 1479 } 1480 } 1481 1482 void setReparented(boolean newValue) { 1483 super.setReparented(newValue); 1484 XToolkit.awtLock(); 1485 try { 1486 if (isReparented() && delayedModalBlocking) { 1487 addToTransientFors((XDialogPeer) AWTAccessor.getComponentAccessor().getPeer(modalBlocker)); 1488 delayedModalBlocking = false; 1489 } 1490 } finally { 1491 XToolkit.awtUnlock(); 1492 } 1493 } 1494 1495 /* 1496 * Returns a Vector of all Java top-level windows, 1497 * sorted by their current Z-order 1498 */ 1499 static Vector<XWindowPeer> collectJavaToplevels() { 1500 Vector<XWindowPeer> javaToplevels = new Vector<XWindowPeer>(); 1501 Vector<Long> v = new Vector<Long>(); 1502 X11GraphicsEnvironment ge = 1503 (X11GraphicsEnvironment)GraphicsEnvironment.getLocalGraphicsEnvironment(); 1504 GraphicsDevice[] gds = ge.getScreenDevices(); 1505 if (!ge.runningXinerama() && (gds.length > 1)) { 1506 for (GraphicsDevice gd : gds) { 1507 int screen = ((X11GraphicsDevice)gd).getScreen(); 1508 long rootWindow = XlibWrapper.RootWindow(XToolkit.getDisplay(), screen); 1509 v.add(rootWindow); 1510 } 1511 } else { 1512 v.add(XToolkit.getDefaultRootWindow()); 1513 } 1514 final int windowsCount = windows.size(); 1515 while ((v.size() > 0) && (javaToplevels.size() < windowsCount)) { 1516 long win = v.remove(0); 1517 XQueryTree qt = new XQueryTree(win); 1518 try { 1519 if (qt.execute() != 0) { 1520 int nchildren = qt.get_nchildren(); 1521 long children = qt.get_children(); 1522 // XQueryTree returns window children ordered by z-order 1523 for (int i = 0; i < nchildren; i++) { 1524 long child = Native.getWindow(children, i); 1525 XBaseWindow childWindow = XToolkit.windowToXWindow(child); 1526 // filter out Java non-toplevels 1527 if ((childWindow != null) && !(childWindow instanceof XWindowPeer)) { 1528 continue; 1529 } else { 1530 v.add(child); 1531 } 1532 if (childWindow instanceof XWindowPeer) { 1533 XWindowPeer np = (XWindowPeer)childWindow; 1534 javaToplevels.add(np); 1535 // XQueryTree returns windows sorted by their z-order. However, 1536 // if WM has not handled transient for hint for a child window, 1537 // it may appear in javaToplevels before its owner. Move such 1538 // children after their owners. 1539 int k = 0; 1540 XWindowPeer toCheck = javaToplevels.get(k); 1541 while (toCheck != np) { 1542 XWindowPeer toCheckOwnerPeer = toCheck.getOwnerPeer(); 1543 if (toCheckOwnerPeer == np) { 1544 javaToplevels.remove(k); 1545 javaToplevels.add(toCheck); 1546 } else { 1547 k++; 1548 } 1549 toCheck = javaToplevels.get(k); 1550 } 1551 } 1552 } 1553 } 1554 } finally { 1555 qt.dispose(); 1556 } 1557 } 1558 return javaToplevels; 1559 } 1560 1561 public void setModalBlocked(Dialog d, boolean blocked) { 1562 setModalBlocked(d, blocked, null); 1563 } 1564 public void setModalBlocked(Dialog d, boolean blocked, 1565 Vector<XWindowPeer> javaToplevels) 1566 { 1567 XToolkit.awtLock(); 1568 try { 1569 // State lock should always be after awtLock 1570 synchronized(getStateLock()) { 1571 XDialogPeer blockerPeer = (XDialogPeer) AWTAccessor.getComponentAccessor().getPeer(d); 1572 if (blocked) { 1573 if (log.isLoggable(PlatformLogger.Level.FINE)) { 1574 log.fine("{0} is blocked by {1}", this, blockerPeer); 1575 } 1576 modalBlocker = d; 1577 1578 if (isReparented() || XWM.isNonReparentingWM()) { 1579 addToTransientFors(blockerPeer, javaToplevels); 1580 } else { 1581 delayedModalBlocking = true; 1582 } 1583 } else { 1584 if (d != modalBlocker) { 1585 throw new IllegalStateException("Trying to unblock window blocked by another dialog"); 1586 } 1587 modalBlocker = null; 1588 1589 if (isReparented() || XWM.isNonReparentingWM()) { 1590 removeFromTransientFors(); 1591 } else { 1592 delayedModalBlocking = false; 1593 } 1594 } 1595 1596 updateTransientFor(); 1597 } 1598 } finally { 1599 XToolkit.awtUnlock(); 1600 } 1601 } 1602 1603 /* 1604 * Sets the TRANSIENT_FOR hint to the given top-level window. This 1605 * method is used when a window is modal blocked/unblocked or 1606 * changed its state from/to NormalState to/from other states. 1607 * If window or transientForWindow are embedded frames, the containing 1608 * top-level windows are used. 1609 * 1610 * @param window specifies the top-level window that the hint 1611 * is to be set to 1612 * @param transientForWindow the top-level window 1613 * @param updateChain specifies if next/prevTransientFor fields are 1614 * to be updated 1615 * @param allStates if set to <code>true</code> then TRANSIENT_FOR hint 1616 * is set regardless of the state of window and transientForWindow, 1617 * otherwise it is set only if both are in the same state 1618 */ 1619 static void setToplevelTransientFor(XWindowPeer window, XWindowPeer transientForWindow, 1620 boolean updateChain, boolean allStates) 1621 { 1622 if ((window == null) || (transientForWindow == null)) { 1623 return; 1624 } 1625 if (updateChain) { 1626 window.prevTransientFor = transientForWindow; 1627 transientForWindow.nextTransientFor = window; 1628 } 1629 if (window.curRealTransientFor == transientForWindow) { 1630 return; 1631 } 1632 if (!allStates && (window.getWMState() != transientForWindow.getWMState())) { 1633 return; 1634 } 1635 if (window.getScreenNumber() != transientForWindow.getScreenNumber()) { 1636 return; 1637 } 1638 long bpw = window.getWindow(); 1639 while (!XlibUtil.isToplevelWindow(bpw) && !XlibUtil.isXAWTToplevelWindow(bpw)) { 1640 bpw = XlibUtil.getParentWindow(bpw); 1641 } 1642 long tpw = transientForWindow.getWindow(); 1643 while (!XlibUtil.isToplevelWindow(tpw) && !XlibUtil.isXAWTToplevelWindow(tpw)) { 1644 tpw = XlibUtil.getParentWindow(tpw); 1645 } 1646 XlibWrapper.XSetTransientFor(XToolkit.getDisplay(), bpw, tpw); 1647 window.curRealTransientFor = transientForWindow; 1648 } 1649 1650 /* 1651 * This method does nothing if this window is not blocked by any modal dialog. 1652 * For modal blocked windows this method looks up for the nearest 1653 * prevTransiendFor window that is in the same state (Normal/Iconified/Withdrawn) 1654 * as this one and makes this window transient for it. The same operation is 1655 * performed for nextTransientFor window. 1656 * Values of prevTransientFor and nextTransientFor fields are not changed. 1657 */ 1658 void updateTransientFor() { 1659 int state = getWMState(); 1660 XWindowPeer p = prevTransientFor; 1661 while ((p != null) && ((p.getWMState() != state) || (p.getScreenNumber() != getScreenNumber()))) { 1662 p = p.prevTransientFor; 1663 } 1664 if (p != null) { 1665 setToplevelTransientFor(this, p, false, false); 1666 } else { 1667 restoreTransientFor(this); 1668 } 1669 XWindowPeer n = nextTransientFor; 1670 while ((n != null) && ((n.getWMState() != state) || (n.getScreenNumber() != getScreenNumber()))) { 1671 n = n.nextTransientFor; 1672 } 1673 if (n != null) { 1674 setToplevelTransientFor(n, this, false, false); 1675 } 1676 } 1677 1678 /* 1679 * Removes the TRANSIENT_FOR hint from the given top-level window. 1680 * If window or transientForWindow are embedded frames, the containing 1681 * top-level windows are used. 1682 * 1683 * @param window specifies the top-level window that the hint 1684 * is to be removed from 1685 */ 1686 private static void removeTransientForHint(XWindowPeer window) { 1687 XAtom XA_WM_TRANSIENT_FOR = XAtom.get(XAtom.XA_WM_TRANSIENT_FOR); 1688 long bpw = window.getWindow(); 1689 while (!XlibUtil.isToplevelWindow(bpw) && !XlibUtil.isXAWTToplevelWindow(bpw)) { 1690 bpw = XlibUtil.getParentWindow(bpw); 1691 } 1692 XlibWrapper.XDeleteProperty(XToolkit.getDisplay(), bpw, XA_WM_TRANSIENT_FOR.getAtom()); 1693 window.curRealTransientFor = null; 1694 } 1695 1696 /* 1697 * When a modal dialog is shown, all its blocked windows are lined up into 1698 * a chain in such a way that each window is a transient_for window for 1699 * the next one. That allows us to keep the modal dialog above all its 1700 * blocked windows (even if there are some another modal dialogs between 1701 * them). 1702 * This method adds this top-level window to the chain of the given modal 1703 * dialog. To keep the current relative z-order, we should use the 1704 * XQueryTree to find the place to insert this window to. As each window 1705 * can be blocked by only one modal dialog (such checks are performed in 1706 * shared code), both this and blockerPeer are on the top of their chains 1707 * (chains may be empty). 1708 * If this window is a modal dialog and has its own chain, these chains are 1709 * merged according to the current z-order (XQueryTree is used again). 1710 * Below are some simple examples (z-order is from left to right, -- is 1711 * modal blocking). 1712 * 1713 * Example 0: 1714 * T (current chain of this, no windows are blocked by this) 1715 * W1---B (current chain of blockerPeer, W2 is blocked by blockerPeer) 1716 * Result is: 1717 * W1-T-B (merged chain, all the windows are blocked by blockerPeer) 1718 * 1719 * Example 1: 1720 * W1-T (current chain of this, W1 is blocked by this) 1721 * W2-B (current chain of blockerPeer, W2 is blocked by blockerPeer) 1722 * Result is: 1723 * W1-T-W2-B (merged chain, all the windows are blocked by blockerPeer) 1724 * 1725 * Example 2: 1726 * W1----T (current chain of this, W1 is blocked by this) 1727 * W2---B (current chain of blockerPeer, W2 is blocked by blockerPeer) 1728 * Result is: 1729 * W1-W2-T-B (merged chain, all the windows are blocked by blockerPeer) 1730 * 1731 * This method should be called under the AWT lock. 1732 * 1733 * @see #removeFromTransientFors 1734 * @see #setModalBlocked 1735 */ 1736 private void addToTransientFors(XDialogPeer blockerPeer) { 1737 addToTransientFors(blockerPeer, null); 1738 } 1739 1740 private void addToTransientFors(XDialogPeer blockerPeer, Vector<XWindowPeer> javaToplevels) 1741 { 1742 // blockerPeer chain iterator 1743 XWindowPeer blockerChain = blockerPeer; 1744 while (blockerChain.prevTransientFor != null) { 1745 blockerChain = blockerChain.prevTransientFor; 1746 } 1747 // this window chain iterator 1748 // each window can be blocked no more than once, so this window 1749 // is on top of its chain 1750 XWindowPeer thisChain = this; 1751 while (thisChain.prevTransientFor != null) { 1752 thisChain = thisChain.prevTransientFor; 1753 } 1754 // if there are no windows blocked by modalBlocker, simply add this window 1755 // and its chain to blocker's chain 1756 if (blockerChain == blockerPeer) { 1757 setToplevelTransientFor(blockerPeer, this, true, false); 1758 } else { 1759 // Collect all the Java top-levels, if required 1760 if (javaToplevels == null) { 1761 javaToplevels = collectJavaToplevels(); 1762 } 1763 // merged chain tail 1764 XWindowPeer mergedChain = null; 1765 for (XWindowPeer w : javaToplevels) { 1766 XWindowPeer prevMergedChain = mergedChain; 1767 if (w == thisChain) { 1768 if (thisChain == this) { 1769 if (prevMergedChain != null) { 1770 setToplevelTransientFor(this, prevMergedChain, true, false); 1771 } 1772 setToplevelTransientFor(blockerChain, this, true, false); 1773 break; 1774 } else { 1775 mergedChain = thisChain; 1776 thisChain = thisChain.nextTransientFor; 1777 } 1778 } else if (w == blockerChain) { 1779 mergedChain = blockerChain; 1780 blockerChain = blockerChain.nextTransientFor; 1781 } else { 1782 continue; 1783 } 1784 if (prevMergedChain == null) { 1785 mergedChain.prevTransientFor = null; 1786 } else { 1787 setToplevelTransientFor(mergedChain, prevMergedChain, true, false); 1788 mergedChain.updateTransientFor(); 1789 } 1790 if (blockerChain == blockerPeer) { 1791 setToplevelTransientFor(thisChain, mergedChain, true, false); 1792 setToplevelTransientFor(blockerChain, this, true, false); 1793 break; 1794 } 1795 } 1796 } 1797 1798 XToolkit.XSync(); 1799 } 1800 1801 static void restoreTransientFor(XWindowPeer window) { 1802 XWindowPeer ownerPeer = window.getOwnerPeer(); 1803 if (ownerPeer != null) { 1804 setToplevelTransientFor(window, ownerPeer, false, true); 1805 } else { 1806 removeTransientForHint(window); 1807 } 1808 } 1809 1810 /* 1811 * When a window is modally unblocked, it should be removed from its blocker 1812 * chain, see {@link #addToTransientFor addToTransientFors} method for the 1813 * chain definition. 1814 * The problem is that we cannot simply restore window's original 1815 * TRANSIENT_FOR hint (if any) and link prevTransientFor and 1816 * nextTransientFor together as the whole chain could be created as a merge 1817 * of two other chains in addToTransientFors. In that case, if this window is 1818 * a modal dialog, it would lost all its own chain, if we simply exclude it 1819 * from the chain. 1820 * The correct behaviour of this method should be to split the chain, this 1821 * window is currently in, into two chains. First chain is this window own 1822 * chain (i. e. all the windows blocked by this one, directly or indirectly), 1823 * if any, and the rest windows from the current chain. 1824 * 1825 * Example: 1826 * Original state: 1827 * W1-B1 (window W1 is blocked by B1) 1828 * W2-B2 (window W2 is blocked by B2) 1829 * B3 is shown and blocks B1 and B2: 1830 * W1-W2-B1-B2-B3 (a single chain after B1.addToTransientFors() and B2.addToTransientFors()) 1831 * If we then unblock B1, the state should be: 1832 * W1-B1 (window W1 is blocked by B1) 1833 * W2-B2-B3 (window W2 is blocked by B2 and B2 is blocked by B3) 1834 * 1835 * This method should be called under the AWT lock. 1836 * 1837 * @see #addToTransientFors 1838 * @see #setModalBlocked 1839 */ 1840 private void removeFromTransientFors() { 1841 // the head of the chain of this window 1842 XWindowPeer thisChain = this; 1843 // the head of the current chain 1844 // nextTransientFor is always not null as this window is in the chain 1845 XWindowPeer otherChain = nextTransientFor; 1846 // the set of blockers in this chain: if this dialog blocks some other 1847 // modal dialogs, their blocked windows should stay in this dialog's chain 1848 Set<XWindowPeer> thisChainBlockers = new HashSet<XWindowPeer>(); 1849 thisChainBlockers.add(this); 1850 // current chain iterator in the order from next to prev 1851 XWindowPeer chainToSplit = prevTransientFor; 1852 while (chainToSplit != null) { 1853 XWindowPeer blocker = (XWindowPeer) AWTAccessor.getComponentAccessor().getPeer(chainToSplit.modalBlocker); 1854 if (thisChainBlockers.contains(blocker)) { 1855 // add to this dialog's chain 1856 setToplevelTransientFor(thisChain, chainToSplit, true, false); 1857 thisChain = chainToSplit; 1858 thisChainBlockers.add(chainToSplit); 1859 } else { 1860 // leave in the current chain 1861 setToplevelTransientFor(otherChain, chainToSplit, true, false); 1862 otherChain = chainToSplit; 1863 } 1864 chainToSplit = chainToSplit.prevTransientFor; 1865 } 1866 restoreTransientFor(thisChain); 1867 thisChain.prevTransientFor = null; 1868 restoreTransientFor(otherChain); 1869 otherChain.prevTransientFor = null; 1870 nextTransientFor = null; 1871 1872 XToolkit.XSync(); 1873 } 1874 1875 boolean isModalBlocked() { 1876 return modalBlocker != null; 1877 } 1878 1879 static Window getDecoratedOwner(Window window) { 1880 while ((null != window) && !(window instanceof Frame || window instanceof Dialog)) { 1881 window = (Window) AWTAccessor.getComponentAccessor().getParent(window); 1882 } 1883 return window; 1884 } 1885 1886 public boolean requestWindowFocus(XWindowPeer actualFocusedWindow) { 1887 setActualFocusedWindow(actualFocusedWindow); 1888 return requestWindowFocus(); 1889 } 1890 1891 public boolean requestWindowFocus() { 1892 return requestWindowFocus(0, false); 1893 } 1894 1895 public boolean requestWindowFocus(long time, boolean timeProvided) { 1896 focusLog.fine("Request for window focus"); 1897 // If this is Frame or Dialog we can't assure focus request success - but we still can try 1898 // If this is Window and its owner Frame is active we can be sure request succedded. 1899 Window ownerWindow = XWindowPeer.getDecoratedOwner((Window)target); 1900 Window focusedWindow = XKeyboardFocusManagerPeer.getInstance().getCurrentFocusedWindow(); 1901 Window activeWindow = XWindowPeer.getDecoratedOwner(focusedWindow); 1902 1903 if (isWMStateNetHidden()) { 1904 focusLog.fine("The window is unmapped, so rejecting the request"); 1905 return false; 1906 } 1907 if (activeWindow == ownerWindow) { 1908 focusLog.fine("Parent window is active - generating focus for this window"); 1909 handleWindowFocusInSync(-1); 1910 return true; 1911 } 1912 focusLog.fine("Parent window is not active"); 1913 1914 XDecoratedPeer wpeer = (XDecoratedPeer)AWTAccessor.getComponentAccessor().getPeer(ownerWindow); 1915 if (wpeer != null && wpeer.requestWindowFocus(this, time, timeProvided)) { 1916 focusLog.fine("Parent window accepted focus request - generating focus for this window"); 1917 return true; 1918 } 1919 focusLog.fine("Denied - parent window is not active and didn't accept focus request"); 1920 return false; 1921 } 1922 1923 // This method is to be overriden in XDecoratedPeer. 1924 void setActualFocusedWindow(XWindowPeer actualFocusedWindow) { 1925 } 1926 1927 /** 1928 * Applies the current window type. 1929 */ 1930 private void applyWindowType() { 1931 XNETProtocol protocol = XWM.getWM().getNETProtocol(); 1932 if (protocol == null) { 1933 return; 1934 } 1935 1936 XAtom typeAtom = null; 1937 1938 switch (getWindowType()) 1939 { 1940 case NORMAL: 1941 typeAtom = (ownerPeer == null) ? 1942 protocol.XA_NET_WM_WINDOW_TYPE_NORMAL : 1943 protocol.XA_NET_WM_WINDOW_TYPE_DIALOG; 1944 break; 1945 case UTILITY: 1946 typeAtom = protocol.XA_NET_WM_WINDOW_TYPE_UTILITY; 1947 break; 1948 case POPUP: 1949 typeAtom = protocol.XA_NET_WM_WINDOW_TYPE_POPUP_MENU; 1950 break; 1951 } 1952 1953 if (typeAtom != null) { 1954 XAtomList wtype = new XAtomList(); 1955 wtype.add(typeAtom); 1956 protocol.XA_NET_WM_WINDOW_TYPE. 1957 setAtomListProperty(getWindow(), wtype); 1958 } else { 1959 protocol.XA_NET_WM_WINDOW_TYPE. 1960 DeleteProperty(getWindow()); 1961 } 1962 } 1963 1964 @Override 1965 public void xSetVisible(boolean visible) { 1966 if (log.isLoggable(PlatformLogger.Level.FINE)) { 1967 log.fine("Setting visible on " + this + " to " + visible); 1968 } 1969 XToolkit.awtLock(); 1970 try { 1971 this.visible = visible; 1972 if (visible) { 1973 applyWindowType(); 1974 XlibWrapper.XMapRaised(XToolkit.getDisplay(), getWindow()); 1975 } else { 1976 XlibWrapper.XUnmapWindow(XToolkit.getDisplay(), getWindow()); 1977 } 1978 XlibWrapper.XFlush(XToolkit.getDisplay()); 1979 } 1980 finally { 1981 XToolkit.awtUnlock(); 1982 } 1983 } 1984 1985 // should be synchronized on awtLock 1986 private int dropTargetCount = 0; 1987 1988 public void addDropTarget() { 1989 XToolkit.awtLock(); 1990 try { 1991 if (dropTargetCount == 0) { 1992 long window = getWindow(); 1993 if (window != 0) { 1994 XDropTargetRegistry.getRegistry().registerDropSite(window); 1995 } 1996 } 1997 dropTargetCount++; 1998 } finally { 1999 XToolkit.awtUnlock(); 2000 } 2001 } 2002 2003 public void removeDropTarget() { 2004 XToolkit.awtLock(); 2005 try { 2006 dropTargetCount--; 2007 if (dropTargetCount == 0) { 2008 long window = getWindow(); 2009 if (window != 0) { 2010 XDropTargetRegistry.getRegistry().unregisterDropSite(window); 2011 } 2012 } 2013 } finally { 2014 XToolkit.awtUnlock(); 2015 } 2016 } 2017 void addRootPropertyEventDispatcher() { 2018 if( rootPropertyEventDispatcher == null ) { 2019 rootPropertyEventDispatcher = new XEventDispatcher() { 2020 public void dispatchEvent(XEvent ev) { 2021 if( ev.get_type() == XConstants.PropertyNotify ) { 2022 handleRootPropertyNotify( ev ); 2023 } 2024 } 2025 }; 2026 XlibWrapper.XSelectInput( XToolkit.getDisplay(), 2027 XToolkit.getDefaultRootWindow(), 2028 XConstants.PropertyChangeMask); 2029 XToolkit.addEventDispatcher(XToolkit.getDefaultRootWindow(), 2030 rootPropertyEventDispatcher); 2031 } 2032 } 2033 void removeRootPropertyEventDispatcher() { 2034 if( rootPropertyEventDispatcher != null ) { 2035 XToolkit.removeEventDispatcher(XToolkit.getDefaultRootWindow(), 2036 rootPropertyEventDispatcher); 2037 rootPropertyEventDispatcher = null; 2038 } 2039 } 2040 public void updateFocusableWindowState() { 2041 cachedFocusableWindow = isFocusableWindow(); 2042 } 2043 2044 XAtom XA_NET_WM_STATE; 2045 XAtomList net_wm_state; 2046 public XAtomList getNETWMState() { 2047 if (net_wm_state == null) { 2048 net_wm_state = XA_NET_WM_STATE.getAtomListPropertyList(this); 2049 } 2050 return net_wm_state; 2051 } 2052 2053 public void setNETWMState(XAtomList state) { 2054 net_wm_state = state; 2055 if (state != null) { 2056 XA_NET_WM_STATE.setAtomListProperty(this, state); 2057 } 2058 } 2059 2060 public PropMwmHints getMWMHints() { 2061 if (mwm_hints == null) { 2062 mwm_hints = new PropMwmHints(); 2063 if (!XWM.XA_MWM_HINTS.getAtomData(getWindow(), mwm_hints.pData, MWMConstants.PROP_MWM_HINTS_ELEMENTS)) { 2064 mwm_hints.zero(); 2065 } 2066 } 2067 return mwm_hints; 2068 } 2069 2070 public void setMWMHints(PropMwmHints hints) { 2071 mwm_hints = hints; 2072 if (hints != null) { 2073 XWM.XA_MWM_HINTS.setAtomData(getWindow(), mwm_hints.pData, MWMConstants.PROP_MWM_HINTS_ELEMENTS); 2074 } 2075 } 2076 2077 protected void updateDropTarget() { 2078 XToolkit.awtLock(); 2079 try { 2080 if (dropTargetCount > 0) { 2081 long window = getWindow(); 2082 if (window != 0) { 2083 XDropTargetRegistry.getRegistry().unregisterDropSite(window); 2084 XDropTargetRegistry.getRegistry().registerDropSite(window); 2085 } 2086 } 2087 } finally { 2088 XToolkit.awtUnlock(); 2089 } 2090 } 2091 2092 public void setGrab(boolean grab) { 2093 this.grab = grab; 2094 if (grab) { 2095 pressTarget = this; 2096 grabInput(); 2097 } else { 2098 ungrabInput(); 2099 } 2100 } 2101 2102 public boolean isGrabbed() { 2103 return grab && XAwtState.getGrabWindow() == this; 2104 } 2105 2106 public void handleXCrossingEvent(XEvent xev) { 2107 XCrossingEvent xce = xev.get_xcrossing(); 2108 if (grabLog.isLoggable(PlatformLogger.Level.FINE)) { 2109 grabLog.fine("{0}, when grabbed {1}, contains {2}", 2110 xce, isGrabbed(), containsGlobal(xce.get_x_root(), xce.get_y_root())); 2111 } 2112 if (isGrabbed()) { 2113 // When window is grabbed, all events are dispatched to 2114 // it. Retarget them to the corresponding windows (notice 2115 // that XBaseWindow.dispatchEvent does the opposite 2116 // translation) 2117 // Note that we need to retarget XCrossingEvents to content window 2118 // since it generates MOUSE_ENTERED/MOUSE_EXITED for frame and dialog. 2119 // (fix for 6390326) 2120 XBaseWindow target = XToolkit.windowToXWindow(xce.get_window()); 2121 if (grabLog.isLoggable(PlatformLogger.Level.FINER)) { 2122 grabLog.finer(" - Grab event target {0}", target); 2123 } 2124 if (target != null && target != this) { 2125 target.dispatchEvent(xev); 2126 return; 2127 } 2128 } 2129 super.handleXCrossingEvent(xev); 2130 } 2131 2132 public void handleMotionNotify(XEvent xev) { 2133 XMotionEvent xme = xev.get_xmotion(); 2134 if (grabLog.isLoggable(PlatformLogger.Level.FINER)) { 2135 grabLog.finer("{0}, when grabbed {1}, contains {2}", 2136 xme, isGrabbed(), containsGlobal(xme.get_x_root(), xme.get_y_root())); 2137 } 2138 if (isGrabbed()) { 2139 boolean dragging = false; 2140 final int buttonsNumber = XToolkit.getNumberOfButtonsForMask(); 2141 2142 for (int i = 0; i < buttonsNumber; i++){ 2143 // here is the bug in WM: extra buttons doesn't have state!=0 as they should. 2144 if ((i != 4) && (i != 5)){ 2145 dragging = dragging || ((xme.get_state() & XlibUtil.getButtonMask(i + 1)) != 0); 2146 } 2147 } 2148 // When window is grabbed, all events are dispatched to 2149 // it. Retarget them to the corresponding windows (notice 2150 // that XBaseWindow.dispatchEvent does the opposite 2151 // translation) 2152 XBaseWindow target = XToolkit.windowToXWindow(xme.get_window()); 2153 if (dragging && pressTarget != target) { 2154 // for some reasons if we grab input MotionNotify for drag is reported with target 2155 // to underlying window, not to window on which we have initiated drag 2156 // so we need to retarget them. Here I use simplified logic which retarget all 2157 // such events to source of mouse press (or the grabber). It helps with fix for 6390326. 2158 // So, I do not want to implement complicated logic for better retargeting. 2159 target = pressTarget.isVisible() ? pressTarget : this; 2160 xme.set_window(target.getWindow()); 2161 Point localCoord = target.toLocal(xme.get_x_root(), xme.get_y_root()); 2162 xme.set_x(localCoord.x); 2163 xme.set_y(localCoord.y); 2164 } 2165 if (grabLog.isLoggable(PlatformLogger.Level.FINER)) { 2166 grabLog.finer(" - Grab event target {0}", target); 2167 } 2168 if (target != null) { 2169 if (target != getContentXWindow() && target != this) { 2170 target.dispatchEvent(xev); 2171 return; 2172 } 2173 } 2174 2175 // note that we need to pass dragging events to the grabber (6390326) 2176 // see comment above for more inforamtion. 2177 if (!containsGlobal(xme.get_x_root(), xme.get_y_root()) && !dragging) { 2178 // Outside of Java 2179 return; 2180 } 2181 } 2182 super.handleMotionNotify(xev); 2183 } 2184 2185 // we use it to retarget mouse drag and mouse release during grab. 2186 private XBaseWindow pressTarget = this; 2187 2188 public void handleButtonPressRelease(XEvent xev) { 2189 XButtonEvent xbe = xev.get_xbutton(); 2190 2191 /* 2192 * Ignore the buttons above 20 due to the bit limit for 2193 * InputEvent.BUTTON_DOWN_MASK. 2194 * One more bit is reserved for FIRST_HIGH_BIT. 2195 */ 2196 if (xbe.get_button() > SunToolkit.MAX_BUTTONS_SUPPORTED) { 2197 return; 2198 } 2199 if (grabLog.isLoggable(PlatformLogger.Level.FINE)) { 2200 grabLog.fine("{0}, when grabbed {1}, contains {2} ({3}, {4}, {5}x{6})", 2201 xbe, isGrabbed(), containsGlobal(xbe.get_x_root(), xbe.get_y_root()), getAbsoluteX(), getAbsoluteY(), getWidth(), getHeight()); 2202 } 2203 if (isGrabbed()) { 2204 // When window is grabbed, all events are dispatched to 2205 // it. Retarget them to the corresponding windows (notice 2206 // that XBaseWindow.dispatchEvent does the opposite 2207 // translation) 2208 XBaseWindow target = XToolkit.windowToXWindow(xbe.get_window()); 2209 try { 2210 if (grabLog.isLoggable(PlatformLogger.Level.FINER)) { 2211 grabLog.finer(" - Grab event target {0} (press target {1})", target, pressTarget); 2212 } 2213 if (xbe.get_type() == XConstants.ButtonPress 2214 && xbe.get_button() == XConstants.buttons[0]) 2215 { 2216 // need to keep it to retarget mouse release 2217 pressTarget = target; 2218 } else if (xbe.get_type() == XConstants.ButtonRelease 2219 && xbe.get_button() == XConstants.buttons[0] 2220 && pressTarget != target) 2221 { 2222 // during grab we do receive mouse release on different component (not on the source 2223 // of mouse press). So we need to retarget it. 2224 // see 6390326 for more information. 2225 target = pressTarget.isVisible() ? pressTarget : this; 2226 xbe.set_window(target.getWindow()); 2227 Point localCoord = target.toLocal(xbe.get_x_root(), xbe.get_y_root()); 2228 xbe.set_x(localCoord.x); 2229 xbe.set_y(localCoord.y); 2230 pressTarget = this; 2231 } 2232 if (target != null && target != getContentXWindow() && target != this) { 2233 target.dispatchEvent(xev); 2234 return; 2235 } 2236 } finally { 2237 if (target != null) { 2238 // Target is either us or our content window - 2239 // check that event is inside. 'Us' in case of 2240 // shell will mean that this will also filter out press on title 2241 if ((target == this || target == getContentXWindow()) && !containsGlobal(xbe.get_x_root(), xbe.get_y_root())) { 2242 // Outside this toplevel hierarchy 2243 // According to the specification of UngrabEvent, post it 2244 // when press occurs outside of the window and not on its owned windows 2245 if (xbe.get_type() == XConstants.ButtonPress) { 2246 if (grabLog.isLoggable(PlatformLogger.Level.FINE)) { 2247 grabLog.fine("Generating UngrabEvent on {0} because not inside of shell", this); 2248 } 2249 postEventToEventQueue(new sun.awt.UngrabEvent(getEventSource())); 2250 return; 2251 } 2252 } 2253 // First, get the toplevel 2254 XWindowPeer toplevel = target.getToplevelXWindow(); 2255 if (toplevel != null) { 2256 Window w = (Window)toplevel.target; 2257 while (w != null && toplevel != this && !(toplevel instanceof XDialogPeer)) { 2258 w = (Window) AWTAccessor.getComponentAccessor().getParent(w); 2259 if (w != null) { 2260 toplevel = (XWindowPeer) AWTAccessor.getComponentAccessor().getPeer(w); 2261 } 2262 } 2263 if (w == null || (w != this.target && w instanceof Dialog)) { 2264 // toplevel == null - outside of 2265 // hierarchy, toplevel is Dialog - should 2266 // send ungrab (but shouldn't for Window) 2267 if (grabLog.isLoggable(PlatformLogger.Level.FINE)) { 2268 grabLog.fine("Generating UngrabEvent on {0} because hierarchy ended", this); 2269 } 2270 postEventToEventQueue(new sun.awt.UngrabEvent(getEventSource())); 2271 } 2272 } else { 2273 // toplevel is null - outside of hierarchy 2274 if (grabLog.isLoggable(PlatformLogger.Level.FINE)) { 2275 grabLog.fine("Generating UngrabEvent on {0} because toplevel is null", this); 2276 } 2277 postEventToEventQueue(new sun.awt.UngrabEvent(getEventSource())); 2278 return; 2279 } 2280 } else { 2281 // target doesn't map to XAWT window - outside of hierarchy 2282 if (grabLog.isLoggable(PlatformLogger.Level.FINE)) { 2283 grabLog.fine("Generating UngrabEvent on because target is null {0}", this); 2284 } 2285 postEventToEventQueue(new sun.awt.UngrabEvent(getEventSource())); 2286 return; 2287 } 2288 } 2289 } 2290 super.handleButtonPressRelease(xev); 2291 } 2292 2293 public void print(Graphics g) { 2294 // We assume we print the whole frame, 2295 // so we expect no clip was set previously 2296 Shape shape = AWTAccessor.getWindowAccessor().getShape((Window)target); 2297 if (shape != null) { 2298 g.setClip(shape); 2299 } 2300 super.print(g); 2301 } 2302 2303 @Override 2304 public void setOpacity(float opacity) { 2305 final long maxOpacity = 0xffffffffl; 2306 long iOpacity = (long)(opacity * maxOpacity); 2307 if (iOpacity < 0) { 2308 iOpacity = 0; 2309 } 2310 if (iOpacity > maxOpacity) { 2311 iOpacity = maxOpacity; 2312 } 2313 2314 XAtom netWmWindowOpacityAtom = XAtom.get("_NET_WM_WINDOW_OPACITY"); 2315 2316 if (iOpacity == maxOpacity) { 2317 netWmWindowOpacityAtom.DeleteProperty(getWindow()); 2318 } else { 2319 netWmWindowOpacityAtom.setCard32Property(getWindow(), iOpacity); 2320 } 2321 } 2322 2323 @Override 2324 public void setOpaque(boolean isOpaque) { 2325 // no-op 2326 } 2327 2328 @Override 2329 public void updateWindow() { 2330 // no-op 2331 } 2332 }