1 /* 2 * Copyright (c) 2002, 2014, 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.awt.AWTAccessor.ComponentAccessor; 50 import sun.util.logging.PlatformLogger; 51 52 import sun.awt.AWTAccessor; 53 import sun.awt.DisplayChangedListener; 54 import sun.awt.SunToolkit; 55 import sun.awt.X11GraphicsDevice; 56 import sun.awt.X11GraphicsEnvironment; 57 import sun.awt.IconInfo; 58 59 import sun.java2d.pipe.Region; 60 61 class XWindowPeer extends XPanelPeer implements WindowPeer, 62 DisplayChangedListener { 63 64 private static final PlatformLogger log = PlatformLogger.getLogger("sun.awt.X11.XWindowPeer"); 65 private static final PlatformLogger focusLog = PlatformLogger.getLogger("sun.awt.X11.focus.XWindowPeer"); 66 private static final PlatformLogger insLog = PlatformLogger.getLogger("sun.awt.X11.insets.XWindowPeer"); 67 private static final PlatformLogger grabLog = PlatformLogger.getLogger("sun.awt.X11.grab.XWindowPeer"); 68 private static final PlatformLogger iconLog = PlatformLogger.getLogger("sun.awt.X11.icon.XWindowPeer"); 69 70 // should be synchronized on awtLock 71 private static Set<XWindowPeer> windows = new HashSet<XWindowPeer>(); 72 73 74 private boolean cachedFocusableWindow; 75 XWarningWindow warningWindow; 76 77 private boolean alwaysOnTop; 78 private boolean locationByPlatform; 79 80 Dialog modalBlocker; 81 boolean delayedModalBlocking = false; 82 Dimension targetMinimumSize = null; 83 84 private XWindowPeer ownerPeer; 85 86 // used for modal blocking to keep existing z-order 87 protected XWindowPeer prevTransientFor, nextTransientFor; 88 // value of WM_TRANSIENT_FOR hint set on this window 89 private XWindowPeer curRealTransientFor; 90 91 private boolean grab = false; // Whether to do a grab during showing 92 93 private boolean isMapped = false; // Is this window mapped or not 94 private boolean mustControlStackPosition = false; // Am override-redirect not on top 95 private XEventDispatcher rootPropertyEventDispatcher = null; 96 97 private static final AtomicBoolean isStartupNotificationRemoved = new AtomicBoolean(); 98 99 /* 100 * Focus related flags 101 */ 102 private boolean isUnhiding = false; // Is the window unhiding. 103 private boolean isBeforeFirstMapNotify = false; // Is the window (being shown) between 104 // setVisible(true) & handleMapNotify(). 105 106 /** 107 * The type of the window. 108 * 109 * The type is supposed to be immutable while the peer object exists. 110 * The value gets initialized in the preInit() method. 111 */ 112 private Window.Type windowType = Window.Type.NORMAL; 113 114 public final Window.Type getWindowType() { 115 return windowType; 116 } 117 118 // It need to be accessed from XFramePeer. 119 protected Vector <ToplevelStateListener> toplevelStateListeners = new Vector<ToplevelStateListener>(); 120 XWindowPeer(XCreateWindowParams params) { 121 super(params.putIfNull(PARENT_WINDOW, Long.valueOf(0))); 122 } 123 124 XWindowPeer(Window target) { 125 super(new XCreateWindowParams(new Object[] { 126 TARGET, target, 127 PARENT_WINDOW, Long.valueOf(0)})); 128 } 129 130 /* 131 * This constant defines icon size recommended for using. 132 * Apparently, we should use XGetIconSizes which should 133 * return icon sizes would be most appreciated by the WM. 134 * However, XGetIconSizes always returns 0 for some reason. 135 * So the constant has been introduced. 136 */ 137 private static final int PREFERRED_SIZE_FOR_ICON = 128; 138 139 /* 140 * Sometimes XChangeProperty(_NET_WM_ICON) doesn't work if 141 * image buffer is too large. This constant holds maximum 142 * length of buffer which can be used with _NET_WM_ICON hint. 143 * It holds int's value. 144 */ 145 private static final int MAXIMUM_BUFFER_LENGTH_NET_WM_ICON = (2<<15) - 1; 146 147 void preInit(XCreateWindowParams params) { 148 target = (Component)params.get(TARGET); 149 windowType = ((Window)target).getType(); 150 params.put(REPARENTED, 151 Boolean.valueOf(isOverrideRedirect() || isSimpleWindow())); 152 super.preInit(params); 153 params.putIfNull(BIT_GRAVITY, Integer.valueOf(XConstants.NorthWestGravity)); 154 155 long eventMask = 0; 156 if (params.containsKey(EVENT_MASK)) { 157 eventMask = ((Long)params.get(EVENT_MASK)); 158 } 159 eventMask |= XConstants.VisibilityChangeMask; 160 params.put(EVENT_MASK, eventMask); 161 162 XA_NET_WM_STATE = XAtom.get("_NET_WM_STATE"); 163 164 165 params.put(OVERRIDE_REDIRECT, Boolean.valueOf(isOverrideRedirect())); 166 167 SunToolkit.awtLock(); 168 try { 169 windows.add(this); 170 } finally { 171 SunToolkit.awtUnlock(); 172 } 173 174 cachedFocusableWindow = isFocusableWindow(); 175 176 Font f = target.getFont(); 177 if (f == null) { 178 f = XWindow.getDefaultFont(); 179 target.setFont(f); 180 // we should not call setFont because it will call a repaint 181 // which the peer may not be ready to do yet. 182 } 183 Color c = target.getBackground(); 184 if (c == null) { 185 Color background = SystemColor.window; 186 target.setBackground(background); 187 // we should not call setBackGround because it will call a repaint 188 // which the peer may not be ready to do yet. 189 } 190 c = target.getForeground(); 191 if (c == null) { 192 target.setForeground(SystemColor.windowText); 193 // we should not call setForeGround because it will call a repaint 194 // which the peer may not be ready to do yet. 195 } 196 197 alwaysOnTop = ((Window)target).isAlwaysOnTop() && ((Window)target).isAlwaysOnTopSupported(); 198 199 GraphicsConfiguration gc = getGraphicsConfiguration(); 200 ((X11GraphicsDevice)gc.getDevice()).addDisplayChangedListener(this); 201 } 202 203 protected String getWMName() { 204 String name = target.getName(); 205 if (name == null || name.trim().equals("")) { 206 name = " "; 207 } 208 return name; 209 } 210 211 private static native String getLocalHostname(); 212 private static native int getJvmPID(); 213 214 @SuppressWarnings("deprecation") 215 void postInit(XCreateWindowParams params) { 216 super.postInit(params); 217 218 // Init WM_PROTOCOLS atom 219 initWMProtocols(); 220 221 // Set _NET_WM_PID and WM_CLIENT_MACHINE using this JVM 222 XAtom.get("WM_CLIENT_MACHINE").setProperty(getWindow(), getLocalHostname()); 223 XAtom.get("_NET_WM_PID").setCard32Property(getWindow(), getJvmPID()); 224 225 // Set WM_TRANSIENT_FOR and group_leader 226 Window t_window = (Window)target; 227 Window owner = t_window.getOwner(); 228 if (owner != null) { 229 ownerPeer = AWTAccessor.getComponentAccessor().getPeer(owner); 230 if (focusLog.isLoggable(PlatformLogger.Level.FINER)) { 231 focusLog.finer("Owner is " + owner); 232 focusLog.finer("Owner peer is " + ownerPeer); 233 focusLog.finer("Owner X window " + Long.toHexString(ownerPeer.getWindow())); 234 focusLog.finer("Owner content X window " + Long.toHexString(ownerPeer.getContentWindow())); 235 } 236 // as owner window may be an embedded window, we must get a toplevel window 237 // to set as TRANSIENT_FOR hint 238 long ownerWindow = ownerPeer.getWindow(); 239 if (ownerWindow != 0) { 240 XToolkit.awtLock(); 241 try { 242 // Set WM_TRANSIENT_FOR 243 if (focusLog.isLoggable(PlatformLogger.Level.FINE)) { 244 focusLog.fine("Setting transient on " + Long.toHexString(getWindow()) 245 + " for " + Long.toHexString(ownerWindow)); 246 } 247 setToplevelTransientFor(this, ownerPeer, false, true); 248 249 // Set group leader 250 XWMHints hints = getWMHints(); 251 hints.set_flags(hints.get_flags() | (int)XUtilConstants.WindowGroupHint); 252 hints.set_window_group(ownerWindow); 253 XlibWrapper.XSetWMHints(XToolkit.getDisplay(), getWindow(), hints.pData); 254 } 255 finally { 256 XToolkit.awtUnlock(); 257 } 258 } 259 } 260 261 if (owner != null || isSimpleWindow()) { 262 XNETProtocol protocol = XWM.getWM().getNETProtocol(); 263 if (protocol != null && protocol.active()) { 264 XToolkit.awtLock(); 265 try { 266 XAtomList net_wm_state = getNETWMState(); 267 net_wm_state.add(protocol.XA_NET_WM_STATE_SKIP_TASKBAR); 268 setNETWMState(net_wm_state); 269 } finally { 270 XToolkit.awtUnlock(); 271 } 272 273 } 274 } 275 276 // Init warning window(for applets) 277 if (((Window)target).getWarningString() != null) { 278 // accessSystemTray permission allows to display TrayIcon, TrayIcon tooltip 279 // and TrayIcon balloon windows without a warning window. 280 if (!AWTAccessor.getWindowAccessor().isTrayIconWindow((Window)target)) { 281 warningWindow = new XWarningWindow((Window)target, getWindow(), this); 282 } 283 } 284 285 setSaveUnder(true); 286 287 updateIconImages(); 288 289 updateShape(); 290 updateOpacity(); 291 // no need in updateOpaque() as it is no-op 292 } 293 294 public void updateIconImages() { 295 Window target = (Window)this.target; 296 java.util.List<Image> iconImages = target.getIconImages(); 297 XWindowPeer ownerPeer = getOwnerPeer(); 298 winAttr.icons = new ArrayList<IconInfo>(); 299 if (iconImages.size() != 0) { 300 //read icon images from target 301 winAttr.iconsInherited = false; 302 for (Iterator<Image> i = iconImages.iterator(); i.hasNext(); ) { 303 Image image = i.next(); 304 if (image == null) { 305 if (log.isLoggable(PlatformLogger.Level.FINEST)) { 306 log.finest("XWindowPeer.updateIconImages: Skipping the image passed into Java because it's null."); 307 } 308 continue; 309 } 310 IconInfo iconInfo; 311 try { 312 iconInfo = new IconInfo(image); 313 } catch (Exception e){ 314 if (log.isLoggable(PlatformLogger.Level.FINEST)) { 315 log.finest("XWindowPeer.updateIconImages: Perhaps the image passed into Java is broken. Skipping this icon."); 316 } 317 continue; 318 } 319 if (iconInfo.isValid()) { 320 winAttr.icons.add(iconInfo); 321 } 322 } 323 } 324 325 // Fix for CR#6425089 326 winAttr.icons = normalizeIconImages(winAttr.icons); 327 328 if (winAttr.icons.size() == 0) { 329 //target.icons is empty or all icon images are broken 330 if (ownerPeer != null) { 331 //icon is inherited from parent 332 winAttr.iconsInherited = true; 333 winAttr.icons = ownerPeer.getIconInfo(); 334 } else { 335 //default icon is used 336 winAttr.iconsInherited = false; 337 winAttr.icons = getDefaultIconInfo(); 338 } 339 } 340 recursivelySetIcon(winAttr.icons); 341 } 342 343 /* 344 * Sometimes XChangeProperty(_NET_WM_ICON) doesn't work if 345 * image buffer is too large. This function help us accommodate 346 * initial list of the icon images to certainly-acceptable. 347 * It does scale some of these icons to appropriate size 348 * if it's necessary. 349 */ 350 static java.util.List<IconInfo> normalizeIconImages(java.util.List<IconInfo> icons) { 351 java.util.List<IconInfo> result = new ArrayList<IconInfo>(); 352 int totalLength = 0; 353 boolean haveLargeIcon = false; 354 355 for (IconInfo icon : icons) { 356 int width = icon.getWidth(); 357 int height = icon.getHeight(); 358 int length = icon.getRawLength(); 359 360 if (width > PREFERRED_SIZE_FOR_ICON || height > PREFERRED_SIZE_FOR_ICON) { 361 if (haveLargeIcon) { 362 continue; 363 } 364 int scaledWidth = width; 365 int scaledHeight = height; 366 while (scaledWidth > PREFERRED_SIZE_FOR_ICON || 367 scaledHeight > PREFERRED_SIZE_FOR_ICON) { 368 scaledWidth = scaledWidth / 2; 369 scaledHeight = scaledHeight / 2; 370 } 371 372 icon.setScaledSize(scaledWidth, scaledHeight); 373 length = icon.getRawLength(); 374 } 375 376 if (totalLength + length <= MAXIMUM_BUFFER_LENGTH_NET_WM_ICON) { 377 totalLength += length; 378 result.add(icon); 379 if (width > PREFERRED_SIZE_FOR_ICON || height > PREFERRED_SIZE_FOR_ICON) { 380 haveLargeIcon = true; 381 } 382 } 383 } 384 385 if (iconLog.isLoggable(PlatformLogger.Level.FINEST)) { 386 iconLog.finest(">>> Length_ of buffer of icons data: " + totalLength + 387 ", maximum length: " + MAXIMUM_BUFFER_LENGTH_NET_WM_ICON); 388 } 389 390 return result; 391 } 392 393 /* 394 * Dumps each icon from the list 395 */ 396 static void dumpIcons(java.util.List<IconInfo> icons) { 397 if (iconLog.isLoggable(PlatformLogger.Level.FINEST)) { 398 iconLog.finest(">>> Sizes of icon images:"); 399 for (Iterator<IconInfo> i = icons.iterator(); i.hasNext(); ) { 400 iconLog.finest(" {0}", i.next()); 401 } 402 } 403 } 404 405 public void recursivelySetIcon(java.util.List<IconInfo> icons) { 406 dumpIcons(winAttr.icons); 407 setIconHints(icons); 408 Window target = (Window)this.target; 409 Window[] children = target.getOwnedWindows(); 410 int cnt = children.length; 411 final ComponentAccessor acc = AWTAccessor.getComponentAccessor(); 412 for (int i = 0; i < cnt; i++) { 413 final ComponentPeer childPeer = acc.getPeer(children[i]); 414 if (childPeer != null && childPeer instanceof XWindowPeer) { 415 if (((XWindowPeer)childPeer).winAttr.iconsInherited) { 416 ((XWindowPeer)childPeer).winAttr.icons = icons; 417 ((XWindowPeer)childPeer).recursivelySetIcon(icons); 418 } 419 } 420 } 421 } 422 423 java.util.List<IconInfo> getIconInfo() { 424 return winAttr.icons; 425 } 426 void setIconHints(java.util.List<IconInfo> icons) { 427 //This does nothing for XWindowPeer, 428 //It's overriden in XDecoratedPeer 429 } 430 431 private static ArrayList<IconInfo> defaultIconInfo; 432 protected synchronized static java.util.List<IconInfo> getDefaultIconInfo() { 433 if (defaultIconInfo == null) { 434 defaultIconInfo = new ArrayList<IconInfo>(); 435 if (XlibWrapper.dataModel == 32) { 436 defaultIconInfo.add(new IconInfo(sun.awt.AWTIcon32_java_icon16_png.java_icon16_png)); 437 defaultIconInfo.add(new IconInfo(sun.awt.AWTIcon32_java_icon24_png.java_icon24_png)); 438 defaultIconInfo.add(new IconInfo(sun.awt.AWTIcon32_java_icon32_png.java_icon32_png)); 439 defaultIconInfo.add(new IconInfo(sun.awt.AWTIcon32_java_icon48_png.java_icon48_png)); 440 } else { 441 defaultIconInfo.add(new IconInfo(sun.awt.AWTIcon64_java_icon16_png.java_icon16_png)); 442 defaultIconInfo.add(new IconInfo(sun.awt.AWTIcon64_java_icon24_png.java_icon24_png)); 443 defaultIconInfo.add(new IconInfo(sun.awt.AWTIcon64_java_icon32_png.java_icon32_png)); 444 defaultIconInfo.add(new IconInfo(sun.awt.AWTIcon64_java_icon48_png.java_icon48_png)); 445 } 446 } 447 return defaultIconInfo; 448 } 449 450 private void updateShape() { 451 // Shape shape = ((Window)target).getShape(); 452 Shape shape = AWTAccessor.getWindowAccessor().getShape((Window)target); 453 if (shape != null) { 454 applyShape(Region.getInstance(shape, null)); 455 } 456 } 457 458 private void updateOpacity() { 459 // float opacity = ((Window)target).getOpacity(); 460 float opacity = AWTAccessor.getWindowAccessor().getOpacity((Window)target); 461 if (opacity < 1.0f) { 462 setOpacity(opacity); 463 } 464 } 465 466 public void updateMinimumSize() { 467 //This function only saves minimumSize value in XWindowPeer 468 //Setting WMSizeHints is implemented in XDecoratedPeer 469 targetMinimumSize = (target.isMinimumSizeSet()) ? 470 target.getMinimumSize() : null; 471 } 472 473 public Dimension getTargetMinimumSize() { 474 return (targetMinimumSize == null) ? null : new Dimension(targetMinimumSize); 475 } 476 477 public XWindowPeer getOwnerPeer() { 478 return ownerPeer; 479 } 480 481 //Fix for 6318144: PIT:Setting Min Size bigger than current size enlarges 482 //the window but fails to revalidate, Sol-CDE 483 //This bug is regression for 484 //5025858: Resizing a decorated frame triggers componentResized event twice. 485 //Since events are not posted from Component.setBounds we need to send them here. 486 //Note that this function is overriden in XDecoratedPeer so event 487 //posting is not changing for decorated peers 488 public void setBounds(int x, int y, int width, int height, int op) { 489 XToolkit.awtLock(); 490 try { 491 Rectangle oldBounds = getBounds(); 492 493 super.setBounds(x, y, width, height, op); 494 495 Rectangle bounds = getBounds(); 496 497 XSizeHints hints = getHints(); 498 setSizeHints(hints.get_flags() | XUtilConstants.PPosition | XUtilConstants.PSize, 499 bounds.x, bounds.y, bounds.width, bounds.height); 500 XWM.setMotifDecor(this, false, 0, 0); 501 502 boolean isResized = !bounds.getSize().equals(oldBounds.getSize()); 503 boolean isMoved = !bounds.getLocation().equals(oldBounds.getLocation()); 504 if (isMoved || isResized) { 505 repositionSecurityWarning(); 506 } 507 if (isResized) { 508 postEventToEventQueue(new ComponentEvent(getEventSource(), ComponentEvent.COMPONENT_RESIZED)); 509 } 510 if (isMoved) { 511 postEventToEventQueue(new ComponentEvent(getEventSource(), ComponentEvent.COMPONENT_MOVED)); 512 } 513 } finally { 514 XToolkit.awtUnlock(); 515 } 516 } 517 518 void updateFocusability() { 519 updateFocusableWindowState(); 520 XToolkit.awtLock(); 521 try { 522 XWMHints hints = getWMHints(); 523 hints.set_flags(hints.get_flags() | (int)XUtilConstants.InputHint); 524 hints.set_input(false/*isNativelyNonFocusableWindow() ? (0):(1)*/); 525 XlibWrapper.XSetWMHints(XToolkit.getDisplay(), getWindow(), hints.pData); 526 } 527 finally { 528 XToolkit.awtUnlock(); 529 } 530 } 531 532 public Insets getInsets() { 533 return new Insets(0, 0, 0, 0); 534 } 535 536 // NOTE: This method may be called by privileged threads. 537 // DO NOT INVOKE CLIENT CODE ON THIS THREAD! 538 public void handleIconify() { 539 postEvent(new WindowEvent((Window)target, WindowEvent.WINDOW_ICONIFIED)); 540 } 541 542 // NOTE: This method may be called by privileged threads. 543 // DO NOT INVOKE CLIENT CODE ON THIS THREAD! 544 public void handleDeiconify() { 545 postEvent(new WindowEvent((Window)target, WindowEvent.WINDOW_DEICONIFIED)); 546 } 547 548 // NOTE: This method may be called by privileged threads. 549 // DO NOT INVOKE CLIENT CODE ON THIS THREAD! 550 public void handleStateChange(int oldState, int newState) { 551 postEvent(new WindowEvent((Window)target, 552 WindowEvent.WINDOW_STATE_CHANGED, 553 oldState, newState)); 554 } 555 556 /** 557 * DEPRECATED: Replaced by getInsets(). 558 */ 559 public Insets insets() { 560 return getInsets(); 561 } 562 563 boolean isAutoRequestFocus() { 564 if (XToolkit.isToolkitThread()) { 565 return AWTAccessor.getWindowAccessor().isAutoRequestFocus((Window)target); 566 } else { 567 return ((Window)target).isAutoRequestFocus(); 568 } 569 } 570 571 /* 572 * Retrives real native focused window and converts it into Java peer. 573 */ 574 static XWindowPeer getNativeFocusedWindowPeer() { 575 XBaseWindow baseWindow = XToolkit.windowToXWindow(xGetInputFocus()); 576 return (baseWindow instanceof XWindowPeer) ? (XWindowPeer)baseWindow : 577 (baseWindow instanceof XFocusProxyWindow) ? 578 ((XFocusProxyWindow)baseWindow).getOwner() : null; 579 } 580 581 /* 582 * Retrives real native focused window and converts it into Java window. 583 */ 584 static Window getNativeFocusedWindow() { 585 XWindowPeer peer = getNativeFocusedWindowPeer(); 586 return peer != null ? (Window)peer.target : null; 587 } 588 589 boolean isFocusableWindow() { 590 if (XToolkit.isToolkitThread() || SunToolkit.isAWTLockHeldByCurrentThread()) 591 { 592 return cachedFocusableWindow; 593 } else { 594 return ((Window)target).isFocusableWindow(); 595 } 596 } 597 598 /* WARNING: don't call client code in this method! */ 599 boolean isFocusedWindowModalBlocker() { 600 return false; 601 } 602 603 long getFocusTargetWindow() { 604 return getContentWindow(); 605 } 606 607 /** 608 * Returns whether or not this window peer has native X window 609 * configured as non-focusable window. It might happen if: 610 * - Java window is non-focusable 611 * - Java window is simple Window(not Frame or Dialog) 612 */ 613 boolean isNativelyNonFocusableWindow() { 614 if (XToolkit.isToolkitThread() || SunToolkit.isAWTLockHeldByCurrentThread()) 615 { 616 return isSimpleWindow() || !cachedFocusableWindow; 617 } else { 618 return isSimpleWindow() || !(((Window)target).isFocusableWindow()); 619 } 620 } 621 622 public void handleWindowFocusIn_Dispatch() { 623 if (EventQueue.isDispatchThread()) { 624 XKeyboardFocusManagerPeer.getInstance().setCurrentFocusedWindow((Window) target); 625 WindowEvent we = new WindowEvent((Window)target, WindowEvent.WINDOW_GAINED_FOCUS); 626 SunToolkit.setSystemGenerated(we); 627 target.dispatchEvent(we); 628 } 629 } 630 631 public void handleWindowFocusInSync(long serial) { 632 WindowEvent we = new WindowEvent((Window)target, WindowEvent.WINDOW_GAINED_FOCUS); 633 XKeyboardFocusManagerPeer.getInstance().setCurrentFocusedWindow((Window) target); 634 sendEvent(we); 635 } 636 // NOTE: This method may be called by privileged threads. 637 // DO NOT INVOKE CLIENT CODE ON THIS THREAD! 638 public void handleWindowFocusIn(long serial) { 639 WindowEvent we = new WindowEvent((Window)target, WindowEvent.WINDOW_GAINED_FOCUS); 640 /* wrap in Sequenced, then post*/ 641 XKeyboardFocusManagerPeer.getInstance().setCurrentFocusedWindow((Window) target); 642 postEvent(wrapInSequenced((AWTEvent) we)); 643 } 644 645 // NOTE: This method may be called by privileged threads. 646 // DO NOT INVOKE CLIENT CODE ON THIS THREAD! 647 public void handleWindowFocusOut(Window oppositeWindow, long serial) { 648 WindowEvent we = new WindowEvent((Window)target, WindowEvent.WINDOW_LOST_FOCUS, oppositeWindow); 649 XKeyboardFocusManagerPeer.getInstance().setCurrentFocusedWindow(null); 650 XKeyboardFocusManagerPeer.getInstance().setCurrentFocusOwner(null); 651 /* wrap in Sequenced, then post*/ 652 postEvent(wrapInSequenced((AWTEvent) we)); 653 } 654 public void handleWindowFocusOutSync(Window oppositeWindow, long serial) { 655 WindowEvent we = new WindowEvent((Window)target, WindowEvent.WINDOW_LOST_FOCUS, oppositeWindow); 656 XKeyboardFocusManagerPeer.getInstance().setCurrentFocusedWindow(null); 657 XKeyboardFocusManagerPeer.getInstance().setCurrentFocusOwner(null); 658 sendEvent(we); 659 } 660 661 /* --- DisplayChangedListener Stuff --- */ 662 663 /* Xinerama 664 * called to check if we've been moved onto a different screen 665 * Based on checkNewXineramaScreen() in awt_GraphicsEnv.c 666 */ 667 public void checkIfOnNewScreen(Rectangle newBounds) { 668 if (!XToolkit.localEnv.runningXinerama()) { 669 return; 670 } 671 672 if (log.isLoggable(PlatformLogger.Level.FINEST)) { 673 log.finest("XWindowPeer: Check if we've been moved to a new screen since we're running in Xinerama mode"); 674 } 675 676 int area = newBounds.width * newBounds.height; 677 int intAmt, vertAmt, horizAmt; 678 int largestAmt = 0; 679 int curScreenNum = ((X11GraphicsDevice)getGraphicsConfiguration().getDevice()).getScreen(); 680 int newScreenNum = 0; 681 GraphicsDevice gds[] = XToolkit.localEnv.getScreenDevices(); 682 GraphicsConfiguration newGC = null; 683 Rectangle screenBounds; 684 685 XToolkit.awtUnlock(); 686 try { 687 for (int i = 0; i < gds.length; i++) { 688 screenBounds = gds[i].getDefaultConfiguration().getBounds(); 689 if (newBounds.intersects(screenBounds)) { 690 horizAmt = Math.min(newBounds.x + newBounds.width, 691 screenBounds.x + screenBounds.width) - 692 Math.max(newBounds.x, screenBounds.x); 693 vertAmt = Math.min(newBounds.y + newBounds.height, 694 screenBounds.y + screenBounds.height)- 695 Math.max(newBounds.y, screenBounds.y); 696 intAmt = horizAmt * vertAmt; 697 if (intAmt == area) { 698 // Completely on this screen - done! 699 newScreenNum = i; 700 newGC = gds[i].getDefaultConfiguration(); 701 break; 702 } 703 if (intAmt > largestAmt) { 704 largestAmt = intAmt; 705 newScreenNum = i; 706 newGC = gds[i].getDefaultConfiguration(); 707 } 708 } 709 } 710 } finally { 711 XToolkit.awtLock(); 712 } 713 if (newScreenNum != curScreenNum) { 714 if (log.isLoggable(PlatformLogger.Level.FINEST)) { 715 log.finest("XWindowPeer: Moved to a new screen"); 716 } 717 executeDisplayChangedOnEDT(newGC); 718 } 719 } 720 721 /** 722 * Helper method that executes the displayChanged(screen) method on 723 * the event dispatch thread. This method is used in the Xinerama case 724 * and after display mode change events. 725 */ 726 private void executeDisplayChangedOnEDT(final GraphicsConfiguration gc) { 727 Runnable dc = new Runnable() { 728 public void run() { 729 AWTAccessor.getComponentAccessor(). 730 setGraphicsConfiguration(target, gc); 731 } 732 }; 733 SunToolkit.executeOnEventHandlerThread(target, dc); 734 } 735 736 /** 737 * From the DisplayChangedListener interface; called from 738 * X11GraphicsDevice when the display mode has been changed. 739 */ 740 public void displayChanged() { 741 executeDisplayChangedOnEDT(getGraphicsConfiguration()); 742 } 743 744 /** 745 * From the DisplayChangedListener interface; top-levels do not need 746 * to react to this event. 747 */ 748 public void paletteChanged() { 749 } 750 751 private Point queryXLocation() 752 { 753 return XlibUtil.translateCoordinates( 754 getContentWindow(), 755 XlibWrapper.RootWindow(XToolkit.getDisplay(), getScreenNumber()), 756 new Point(0, 0)); 757 } 758 759 protected Point getNewLocation(XConfigureEvent xe, int leftInset, int topInset) { 760 // Bounds of the window 761 Rectangle targetBounds = AWTAccessor.getComponentAccessor().getBounds(target); 762 763 int runningWM = XWM.getWMID(); 764 Point newLocation = targetBounds.getLocation(); 765 if (xe.get_send_event() || runningWM == XWM.NO_WM || XWM.isNonReparentingWM()) { 766 // Location, Client size + insets 767 newLocation = new Point(xe.get_x() - leftInset, xe.get_y() - topInset); 768 } else { 769 // ICCCM 4.1.5 states that a real ConfigureNotify will be sent when 770 // a window is resized but the client can not tell if the window was 771 // moved or not. The client should consider the position as unkown 772 // and use TranslateCoordinates to find the actual position. 773 // 774 // TODO this should be the default for every case. 775 switch (runningWM) { 776 case XWM.CDE_WM: 777 case XWM.MOTIF_WM: 778 case XWM.METACITY_WM: 779 case XWM.MUTTER_WM: 780 case XWM.SAWFISH_WM: 781 { 782 Point xlocation = queryXLocation(); 783 if (log.isLoggable(PlatformLogger.Level.FINE)) { 784 log.fine("New X location: {0}", xlocation); 785 } 786 if (xlocation != null) { 787 newLocation = xlocation; 788 } 789 break; 790 } 791 default: 792 break; 793 } 794 } 795 return newLocation; 796 } 797 798 /* 799 * Overridden to check if we need to update our GraphicsDevice/Config 800 * Added for 4934052. 801 */ 802 @Override 803 public void handleConfigureNotifyEvent(XEvent xev) { 804 XConfigureEvent xe = xev.get_xconfigure(); 805 /* 806 * Correct window location which could be wrong in some cases. 807 * See getNewLocation() for the details. 808 */ 809 Point newLocation = getNewLocation(xe, 0, 0); 810 xe.set_x(newLocation.x); 811 xe.set_y(newLocation.y); 812 checkIfOnNewScreen(new Rectangle(xe.get_x(), 813 xe.get_y(), 814 xe.get_width(), 815 xe.get_height())); 816 817 // Don't call super until we've handled a screen change. Otherwise 818 // there could be a race condition in which a ComponentListener could 819 // see the old screen. 820 super.handleConfigureNotifyEvent(xev); 821 AWTAccessor.getComponentAccessor().setLocation(target, newLocation.x, 822 newLocation.y); 823 repositionSecurityWarning(); 824 } 825 826 final void requestXFocus(long time) { 827 requestXFocus(time, true); 828 } 829 830 final void requestXFocus() { 831 requestXFocus(0, false); 832 } 833 834 /** 835 * Requests focus to this top-level. Descendants should override to provide 836 * implementations based on a class of top-level. 837 */ 838 protected void requestXFocus(long time, boolean timeProvided) { 839 // Since in XAWT focus is synthetic and all basic Windows are 840 // override_redirect all we can do is check whether our parent 841 // is active. If it is - we can freely synthesize focus transfer. 842 // Luckily, this logic is already implemented in requestWindowFocus. 843 if (focusLog.isLoggable(PlatformLogger.Level.FINE)) { 844 focusLog.fine("Requesting window focus"); 845 } 846 requestWindowFocus(time, timeProvided); 847 } 848 849 public final boolean focusAllowedFor() { 850 if (isNativelyNonFocusableWindow()) { 851 return false; 852 } 853 /* 854 Window target = (Window)this.target; 855 if (!target.isVisible() || 856 !target.isEnabled() || 857 !target.isFocusable()) 858 { 859 return false; 860 } 861 */ 862 if (isModalBlocked()) { 863 return false; 864 } 865 return true; 866 } 867 868 public void handleFocusEvent(XEvent xev) { 869 XFocusChangeEvent xfe = xev.get_xfocus(); 870 FocusEvent fe; 871 if (focusLog.isLoggable(PlatformLogger.Level.FINE)) { 872 focusLog.fine("{0}", xfe); 873 } 874 if (isEventDisabled(xev)) { 875 return; 876 } 877 if (xev.get_type() == XConstants.FocusIn) 878 { 879 // If this window is non-focusable don't post any java focus event 880 if (focusAllowedFor()) { 881 if (xfe.get_mode() == XConstants.NotifyNormal // Normal notify 882 || xfe.get_mode() == XConstants.NotifyWhileGrabbed) // Alt-Tab notify 883 { 884 handleWindowFocusIn(xfe.get_serial()); 885 } 886 } 887 } 888 else 889 { 890 if (xfe.get_mode() == XConstants.NotifyNormal // Normal notify 891 || xfe.get_mode() == XConstants.NotifyWhileGrabbed) // Alt-Tab notify 892 { 893 // If this window is non-focusable don't post any java focus event 894 if (!isNativelyNonFocusableWindow()) { 895 XWindowPeer oppositeXWindow = getNativeFocusedWindowPeer(); 896 Object oppositeTarget = (oppositeXWindow!=null)? oppositeXWindow.getTarget() : null; 897 Window oppositeWindow = null; 898 if (oppositeTarget instanceof Window) { 899 oppositeWindow = (Window) oppositeTarget; 900 } 901 // Check if opposite window is non-focusable. In that case we don't want to 902 // post any event. 903 if (oppositeXWindow != null && oppositeXWindow.isNativelyNonFocusableWindow()) { 904 return; 905 } 906 if (this == oppositeXWindow) { 907 oppositeWindow = null; 908 } else if (oppositeXWindow instanceof XDecoratedPeer) { 909 if (((XDecoratedPeer) oppositeXWindow).actualFocusedWindow != null) { 910 oppositeXWindow = ((XDecoratedPeer) oppositeXWindow).actualFocusedWindow; 911 oppositeTarget = oppositeXWindow.getTarget(); 912 if (oppositeTarget instanceof Window 913 && oppositeXWindow.isVisible() 914 && oppositeXWindow.isNativelyNonFocusableWindow()) 915 { 916 oppositeWindow = ((Window) oppositeTarget); 917 } 918 } 919 } 920 handleWindowFocusOut(oppositeWindow, xfe.get_serial()); 921 } 922 } 923 } 924 } 925 926 void setSaveUnder(boolean state) {} 927 928 public void toFront() { 929 if (isOverrideRedirect() && mustControlStackPosition) { 930 mustControlStackPosition = false; 931 removeRootPropertyEventDispatcher(); 932 } 933 if (isVisible()) { 934 super.toFront(); 935 if (isFocusableWindow() && isAutoRequestFocus() && 936 !isModalBlocked() && !isWithdrawn()) 937 { 938 requestInitialFocus(); 939 } 940 } else { 941 setVisible(true); 942 } 943 } 944 945 public void toBack() { 946 XToolkit.awtLock(); 947 try { 948 if(!isOverrideRedirect()) { 949 XlibWrapper.XLowerWindow(XToolkit.getDisplay(), getWindow()); 950 }else{ 951 lowerOverrideRedirect(); 952 } 953 } 954 finally { 955 XToolkit.awtUnlock(); 956 } 957 } 958 private void lowerOverrideRedirect() { 959 // 960 // make new hash of toplevels of all windows from 'windows' hash. 961 // FIXME: do not call them "toplevel" as it is misleading. 962 // 963 HashSet<Long> toplevels = new HashSet<>(); 964 long topl = 0, mytopl = 0; 965 966 for (XWindowPeer xp : windows) { 967 topl = getToplevelWindow( xp.getWindow() ); 968 if( xp.equals( this ) ) { 969 mytopl = topl; 970 } 971 if( topl > 0 ) 972 toplevels.add( Long.valueOf( topl ) ); 973 } 974 975 // 976 // find in the root's tree: 977 // (1) my toplevel, (2) lowest java toplevel, (3) desktop 978 // We must enforce (3), (1), (2) order, upward; 979 // note that nautilus on the next restacking will do (1),(3),(2). 980 // 981 long laux, wDesktop = -1, wBottom = -1; 982 int iMy = -1, iDesktop = -1, iBottom = -1; 983 int i = 0; 984 XQueryTree xqt = new XQueryTree(XToolkit.getDefaultRootWindow()); 985 try { 986 if( xqt.execute() > 0 ) { 987 int nchildren = xqt.get_nchildren(); 988 long children = xqt.get_children(); 989 for(i = 0; i < nchildren; i++) { 990 laux = Native.getWindow(children, i); 991 if( laux == mytopl ) { 992 iMy = i; 993 }else if( isDesktopWindow( laux ) ) { 994 // we need topmost desktop of them all. 995 iDesktop = i; 996 wDesktop = laux; 997 }else if(iBottom < 0 && 998 toplevels.contains( Long.valueOf(laux) ) && 999 laux != mytopl) { 1000 iBottom = i; 1001 wBottom = laux; 1002 } 1003 } 1004 } 1005 1006 if( (iMy < iBottom || iBottom < 0 )&& iDesktop < iMy) 1007 return; // no action necessary 1008 1009 long to_restack = Native.allocateLongArray(2); 1010 Native.putLong(to_restack, 0, wBottom); 1011 Native.putLong(to_restack, 1, mytopl); 1012 XlibWrapper.XRestackWindows(XToolkit.getDisplay(), to_restack, 2); 1013 XlibWrapper.unsafe.freeMemory(to_restack); 1014 1015 1016 if( !mustControlStackPosition ) { 1017 mustControlStackPosition = true; 1018 // add root window property listener: 1019 // somebody (eg nautilus desktop) may obscure us 1020 addRootPropertyEventDispatcher(); 1021 } 1022 } finally { 1023 xqt.dispose(); 1024 } 1025 } 1026 /** 1027 Get XID of closest to root window in a given window hierarchy. 1028 FIXME: do not call it "toplevel" as it is misleading. 1029 On error return 0. 1030 */ 1031 private long getToplevelWindow( long w ) { 1032 long wi = w, ret, root; 1033 do { 1034 ret = wi; 1035 XQueryTree qt = new XQueryTree(wi); 1036 try { 1037 if (qt.execute() == 0) { 1038 return 0; 1039 } 1040 root = qt.get_root(); 1041 wi = qt.get_parent(); 1042 } finally { 1043 qt.dispose(); 1044 } 1045 1046 } while (wi != root); 1047 1048 return ret; 1049 } 1050 1051 private static boolean isDesktopWindow( long wi ) { 1052 return XWM.getWM().isDesktopWindow( wi ); 1053 } 1054 1055 private void updateAlwaysOnTop() { 1056 if (log.isLoggable(PlatformLogger.Level.FINE)) { 1057 log.fine("Promoting always-on-top state {0}", Boolean.valueOf(alwaysOnTop)); 1058 } 1059 XWM.getWM().setLayer(this, 1060 alwaysOnTop ? 1061 XLayerProtocol.LAYER_ALWAYS_ON_TOP : 1062 XLayerProtocol.LAYER_NORMAL); 1063 } 1064 1065 public void updateAlwaysOnTopState() { 1066 this.alwaysOnTop = ((Window) this.target).isAlwaysOnTop(); 1067 updateAlwaysOnTop(); 1068 } 1069 1070 boolean isLocationByPlatform() { 1071 return locationByPlatform; 1072 } 1073 1074 private void promoteDefaultPosition() { 1075 this.locationByPlatform = ((Window)target).isLocationByPlatform(); 1076 if (locationByPlatform) { 1077 XToolkit.awtLock(); 1078 try { 1079 Rectangle bounds = getBounds(); 1080 XSizeHints hints = getHints(); 1081 setSizeHints(hints.get_flags() & ~(XUtilConstants.USPosition | XUtilConstants.PPosition), 1082 bounds.x, bounds.y, bounds.width, bounds.height); 1083 } finally { 1084 XToolkit.awtUnlock(); 1085 } 1086 } 1087 } 1088 1089 public void setVisible(boolean vis) { 1090 if (!isVisible() && vis) { 1091 isBeforeFirstMapNotify = true; 1092 winAttr.initialFocus = isAutoRequestFocus(); 1093 if (!winAttr.initialFocus) { 1094 /* 1095 * It's easier and safer to temporary suppress WM_TAKE_FOCUS 1096 * protocol itself than to ignore WM_TAKE_FOCUS client message. 1097 * Because we will have to make the difference between 1098 * the message come after showing and the message come after 1099 * activation. Also, on Metacity, for some reason, we have _two_ 1100 * WM_TAKE_FOCUS client messages when showing a frame/dialog. 1101 */ 1102 suppressWmTakeFocus(true); 1103 } 1104 } 1105 updateFocusability(); 1106 promoteDefaultPosition(); 1107 if (!vis && warningWindow != null) { 1108 warningWindow.setSecurityWarningVisible(false, false); 1109 } 1110 super.setVisible(vis); 1111 if (!vis && !isWithdrawn()) { 1112 // ICCCM, 4.1.4. Changing Window State: 1113 // "Iconic -> Withdrawn - The client should unmap the window and follow it 1114 // with a synthetic UnmapNotify event as described later in this section." 1115 // The same is true for Normal -> Withdrawn 1116 XToolkit.awtLock(); 1117 try { 1118 XUnmapEvent unmap = new XUnmapEvent(); 1119 unmap.set_window(window); 1120 unmap.set_event(XToolkit.getDefaultRootWindow()); 1121 unmap.set_type(XConstants.UnmapNotify); 1122 unmap.set_from_configure(false); 1123 XlibWrapper.XSendEvent(XToolkit.getDisplay(), XToolkit.getDefaultRootWindow(), 1124 false, XConstants.SubstructureNotifyMask | XConstants.SubstructureRedirectMask, 1125 unmap.pData); 1126 unmap.dispose(); 1127 } 1128 finally { 1129 XToolkit.awtUnlock(); 1130 } 1131 } 1132 // method called somewhere in parent does not generate configure-notify 1133 // event for override-redirect. 1134 // Ergo, no reshape and bugs like 5085647 in case setBounds was 1135 // called before setVisible. 1136 if (isOverrideRedirect() && vis) { 1137 updateChildrenSizes(); 1138 } 1139 repositionSecurityWarning(); 1140 } 1141 1142 protected void suppressWmTakeFocus(boolean doSuppress) { 1143 } 1144 1145 final boolean isSimpleWindow() { 1146 return !(target instanceof Frame || target instanceof Dialog); 1147 } 1148 boolean hasWarningWindow() { 1149 return ((Window)target).getWarningString() != null; 1150 } 1151 1152 // The height of menu bar window 1153 int getMenuBarHeight() { 1154 return 0; 1155 } 1156 1157 // Called when shell changes its size and requires children windows 1158 // to update their sizes appropriately 1159 void updateChildrenSizes() { 1160 } 1161 1162 public void repositionSecurityWarning() { 1163 // NOTE: On KWin if the window/border snapping option is enabled, 1164 // the Java window may be swinging while it's being moved. 1165 // This doesn't make the application unusable though looks quite ugly. 1166 // Probobly we need to find some hint to assign to our Security 1167 // Warning window in order to exclude it from the snapping option. 1168 // We are not currently aware of existance of such a property. 1169 if (warningWindow != null) { 1170 // We can't use the coordinates stored in the XBaseWindow since 1171 // they are zeros for decorated frames. 1172 ComponentAccessor compAccessor = AWTAccessor.getComponentAccessor(); 1173 int x = compAccessor.getX(target); 1174 int y = compAccessor.getY(target); 1175 int width = compAccessor.getWidth(target); 1176 int height = compAccessor.getHeight(target); 1177 warningWindow.reposition(x, y, width, height); 1178 } 1179 } 1180 1181 @Override 1182 protected void setMouseAbove(boolean above) { 1183 super.setMouseAbove(above); 1184 updateSecurityWarningVisibility(); 1185 } 1186 1187 @Override 1188 public void setFullScreenExclusiveModeState(boolean state) { 1189 super.setFullScreenExclusiveModeState(state); 1190 updateSecurityWarningVisibility(); 1191 } 1192 1193 public void updateSecurityWarningVisibility() { 1194 if (warningWindow == null) { 1195 return; 1196 } 1197 1198 if (!isVisible()) { 1199 return; // The warning window should already be hidden. 1200 } 1201 1202 boolean show = false; 1203 1204 if (!isFullScreenExclusiveMode()) { 1205 int state = getWMState(); 1206 1207 // getWMState() always returns 0 (Withdrawn) for simple windows. Hence 1208 // we ignore the state for such windows. 1209 if (isVisible() && (state == XUtilConstants.NormalState || isSimpleWindow())) { 1210 if (XKeyboardFocusManagerPeer.getInstance().getCurrentFocusedWindow() == 1211 getTarget()) 1212 { 1213 show = true; 1214 } 1215 1216 if (isMouseAbove() || warningWindow.isMouseAbove()) 1217 { 1218 show = true; 1219 } 1220 } 1221 } 1222 1223 warningWindow.setSecurityWarningVisible(show, true); 1224 } 1225 1226 boolean isOverrideRedirect() { 1227 return XWM.getWMID() == XWM.OPENLOOK_WM || 1228 Window.Type.POPUP.equals(getWindowType()); 1229 } 1230 1231 final boolean isOLWMDecorBug() { 1232 return XWM.getWMID() == XWM.OPENLOOK_WM && 1233 winAttr.nativeDecor == false; 1234 } 1235 1236 public void dispose() { 1237 if (isGrabbed()) { 1238 if (grabLog.isLoggable(PlatformLogger.Level.FINE)) { 1239 grabLog.fine("Generating UngrabEvent on {0} because of the window disposal", this); 1240 } 1241 postEventToEventQueue(new sun.awt.UngrabEvent(getEventSource())); 1242 } 1243 1244 SunToolkit.awtLock(); 1245 1246 try { 1247 windows.remove(this); 1248 } finally { 1249 SunToolkit.awtUnlock(); 1250 } 1251 1252 if (warningWindow != null) { 1253 warningWindow.destroy(); 1254 } 1255 1256 removeRootPropertyEventDispatcher(); 1257 mustControlStackPosition = false; 1258 super.dispose(); 1259 1260 /* 1261 * Fix for 6457980. 1262 * When disposing an owned Window we should implicitly 1263 * return focus to its decorated owner because it won't 1264 * receive WM_TAKE_FOCUS. 1265 */ 1266 if (isSimpleWindow()) { 1267 if (target == XKeyboardFocusManagerPeer.getInstance().getCurrentFocusedWindow()) { 1268 Window owner = getDecoratedOwner((Window)target); 1269 ((XWindowPeer)AWTAccessor.getComponentAccessor().getPeer(owner)).requestWindowFocus(); 1270 } 1271 } 1272 } 1273 1274 boolean isResizable() { 1275 return winAttr.isResizable; 1276 } 1277 1278 public void handleVisibilityEvent(XEvent xev) { 1279 super.handleVisibilityEvent(xev); 1280 XVisibilityEvent ve = xev.get_xvisibility(); 1281 winAttr.visibilityState = ve.get_state(); 1282 // if (ve.get_state() == XlibWrapper.VisibilityUnobscured) { 1283 // // raiseInputMethodWindow 1284 // } 1285 repositionSecurityWarning(); 1286 } 1287 1288 void handleRootPropertyNotify(XEvent xev) { 1289 XPropertyEvent ev = xev.get_xproperty(); 1290 if( mustControlStackPosition && 1291 ev.get_atom() == XAtom.get("_NET_CLIENT_LIST_STACKING").getAtom()){ 1292 // Restore stack order unhadled/spoiled by WM or some app (nautilus). 1293 // As of now, don't use any generic machinery: just 1294 // do toBack() again. 1295 if(isOverrideRedirect()) { 1296 toBack(); 1297 } 1298 } 1299 } 1300 1301 private void removeStartupNotification() { 1302 if (isStartupNotificationRemoved.getAndSet(true)) { 1303 return; 1304 } 1305 1306 final String desktopStartupId = AccessController.doPrivileged(new PrivilegedAction<String>() { 1307 public String run() { 1308 return XToolkit.getEnv("DESKTOP_STARTUP_ID"); 1309 } 1310 }); 1311 if (desktopStartupId == null) { 1312 return; 1313 } 1314 1315 final StringBuilder messageBuilder = new StringBuilder("remove: ID="); 1316 messageBuilder.append('"'); 1317 for (int i = 0; i < desktopStartupId.length(); i++) { 1318 if (desktopStartupId.charAt(i) == '"' || desktopStartupId.charAt(i) == '\\') { 1319 messageBuilder.append('\\'); 1320 } 1321 messageBuilder.append(desktopStartupId.charAt(i)); 1322 } 1323 messageBuilder.append('"'); 1324 messageBuilder.append('\0'); 1325 final byte[] message; 1326 try { 1327 message = messageBuilder.toString().getBytes("UTF-8"); 1328 } catch (UnsupportedEncodingException cannotHappen) { 1329 return; 1330 } 1331 1332 XClientMessageEvent req = null; 1333 1334 XToolkit.awtLock(); 1335 try { 1336 final XAtom netStartupInfoBeginAtom = XAtom.get("_NET_STARTUP_INFO_BEGIN"); 1337 final XAtom netStartupInfoAtom = XAtom.get("_NET_STARTUP_INFO"); 1338 1339 req = new XClientMessageEvent(); 1340 req.set_type(XConstants.ClientMessage); 1341 req.set_window(getWindow()); 1342 req.set_message_type(netStartupInfoBeginAtom.getAtom()); 1343 req.set_format(8); 1344 1345 for (int pos = 0; pos < message.length; pos += 20) { 1346 final int msglen = Math.min(message.length - pos, 20); 1347 int i = 0; 1348 for (; i < msglen; i++) { 1349 XlibWrapper.unsafe.putByte(req.get_data() + i, message[pos + i]); 1350 } 1351 for (; i < 20; i++) { 1352 XlibWrapper.unsafe.putByte(req.get_data() + i, (byte)0); 1353 } 1354 XlibWrapper.XSendEvent(XToolkit.getDisplay(), 1355 XlibWrapper.RootWindow(XToolkit.getDisplay(), getScreenNumber()), 1356 false, 1357 XConstants.PropertyChangeMask, 1358 req.pData); 1359 req.set_message_type(netStartupInfoAtom.getAtom()); 1360 } 1361 } finally { 1362 XToolkit.awtUnlock(); 1363 if (req != null) { 1364 req.dispose(); 1365 } 1366 } 1367 } 1368 1369 public void handleMapNotifyEvent(XEvent xev) { 1370 removeStartupNotification(); 1371 1372 // See 6480534. 1373 isUnhiding |= isWMStateNetHidden(); 1374 1375 super.handleMapNotifyEvent(xev); 1376 if (!winAttr.initialFocus) { 1377 suppressWmTakeFocus(false); // restore the protocol. 1378 /* 1379 * For some reason, on Metacity, a frame/dialog being shown 1380 * without WM_TAKE_FOCUS protocol doesn't get moved to the front. 1381 * So, we do it evidently. 1382 */ 1383 XToolkit.awtLock(); 1384 try { 1385 XlibWrapper.XRaiseWindow(XToolkit.getDisplay(), getWindow()); 1386 } finally { 1387 XToolkit.awtUnlock(); 1388 } 1389 } 1390 if (shouldFocusOnMapNotify()) { 1391 focusLog.fine("Automatically request focus on window"); 1392 requestInitialFocus(); 1393 } 1394 isUnhiding = false; 1395 isBeforeFirstMapNotify = false; 1396 updateAlwaysOnTop(); 1397 1398 synchronized (getStateLock()) { 1399 if (!isMapped) { 1400 isMapped = true; 1401 } 1402 } 1403 } 1404 1405 public void handleUnmapNotifyEvent(XEvent xev) { 1406 super.handleUnmapNotifyEvent(xev); 1407 1408 // On Metacity UnmapNotify comes before PropertyNotify (for _NET_WM_STATE_HIDDEN). 1409 // So we also check for the property later in MapNotify. See 6480534. 1410 isUnhiding |= isWMStateNetHidden(); 1411 1412 synchronized (getStateLock()) { 1413 if (isMapped) { 1414 isMapped = false; 1415 } 1416 } 1417 } 1418 1419 private boolean shouldFocusOnMapNotify() { 1420 boolean res = false; 1421 1422 if (isBeforeFirstMapNotify) { 1423 res = (winAttr.initialFocus || // Window.autoRequestFocus 1424 isFocusedWindowModalBlocker()); 1425 } else { 1426 res = isUnhiding; // Unhiding 1427 } 1428 res = res && 1429 isFocusableWindow() && // General focusability 1430 !isModalBlocked(); // Modality 1431 1432 return res; 1433 } 1434 1435 protected boolean isWMStateNetHidden() { 1436 XNETProtocol protocol = XWM.getWM().getNETProtocol(); 1437 return (protocol != null && protocol.isWMStateNetHidden(this)); 1438 } 1439 1440 protected void requestInitialFocus() { 1441 requestXFocus(); 1442 } 1443 1444 public void addToplevelStateListener(ToplevelStateListener l){ 1445 toplevelStateListeners.add(l); 1446 } 1447 1448 public void removeToplevelStateListener(ToplevelStateListener l){ 1449 toplevelStateListeners.remove(l); 1450 } 1451 1452 /** 1453 * Override this methods to get notifications when top-level window state changes. The state is 1454 * meant in terms of ICCCM: WithdrawnState, IconicState, NormalState 1455 */ 1456 @Override 1457 protected void stateChanged(long time, int oldState, int newState) { 1458 // Fix for 6401700, 6412803 1459 // If this window is modal blocked, it is put into the transient_for 1460 // chain using prevTransientFor and nextTransientFor hints. However, 1461 // the real WM_TRANSIENT_FOR hint shouldn't be set for windows in 1462 // different WM states (except for owner-window relationship), so 1463 // if the window changes its state, its real WM_TRANSIENT_FOR hint 1464 // should be updated accordingly. 1465 updateTransientFor(); 1466 1467 for (ToplevelStateListener topLevelListenerTmp : toplevelStateListeners) { 1468 topLevelListenerTmp.stateChangedICCCM(oldState, newState); 1469 } 1470 1471 updateSecurityWarningVisibility(); 1472 } 1473 1474 boolean isWithdrawn() { 1475 return getWMState() == XUtilConstants.WithdrawnState; 1476 } 1477 1478 boolean hasDecorations(int decor) { 1479 if (!winAttr.nativeDecor) { 1480 return false; 1481 } 1482 else { 1483 int myDecor = winAttr.decorations; 1484 boolean hasBits = ((myDecor & decor) == decor); 1485 if ((myDecor & XWindowAttributesData.AWT_DECOR_ALL) != 0) 1486 return !hasBits; 1487 else 1488 return hasBits; 1489 } 1490 } 1491 1492 void setReparented(boolean newValue) { 1493 super.setReparented(newValue); 1494 XToolkit.awtLock(); 1495 try { 1496 if (isReparented() && delayedModalBlocking) { 1497 addToTransientFors(AWTAccessor.getComponentAccessor().getPeer(modalBlocker)); 1498 delayedModalBlocking = false; 1499 } 1500 } finally { 1501 XToolkit.awtUnlock(); 1502 } 1503 } 1504 1505 /* 1506 * Returns a Vector of all Java top-level windows, 1507 * sorted by their current Z-order 1508 */ 1509 static Vector<XWindowPeer> collectJavaToplevels() { 1510 Vector<XWindowPeer> javaToplevels = new Vector<XWindowPeer>(); 1511 Vector<Long> v = new Vector<Long>(); 1512 X11GraphicsEnvironment ge = 1513 (X11GraphicsEnvironment)GraphicsEnvironment.getLocalGraphicsEnvironment(); 1514 GraphicsDevice[] gds = ge.getScreenDevices(); 1515 if (!ge.runningXinerama() && (gds.length > 1)) { 1516 for (GraphicsDevice gd : gds) { 1517 int screen = ((X11GraphicsDevice)gd).getScreen(); 1518 long rootWindow = XlibWrapper.RootWindow(XToolkit.getDisplay(), screen); 1519 v.add(rootWindow); 1520 } 1521 } else { 1522 v.add(XToolkit.getDefaultRootWindow()); 1523 } 1524 final int windowsCount = windows.size(); 1525 while ((v.size() > 0) && (javaToplevels.size() < windowsCount)) { 1526 long win = v.remove(0); 1527 XQueryTree qt = new XQueryTree(win); 1528 try { 1529 if (qt.execute() != 0) { 1530 int nchildren = qt.get_nchildren(); 1531 long children = qt.get_children(); 1532 // XQueryTree returns window children ordered by z-order 1533 for (int i = 0; i < nchildren; i++) { 1534 long child = Native.getWindow(children, i); 1535 XBaseWindow childWindow = XToolkit.windowToXWindow(child); 1536 // filter out Java non-toplevels 1537 if ((childWindow != null) && !(childWindow instanceof XWindowPeer)) { 1538 continue; 1539 } else { 1540 v.add(child); 1541 } 1542 if (childWindow instanceof XWindowPeer) { 1543 XWindowPeer np = (XWindowPeer)childWindow; 1544 javaToplevels.add(np); 1545 // XQueryTree returns windows sorted by their z-order. However, 1546 // if WM has not handled transient for hint for a child window, 1547 // it may appear in javaToplevels before its owner. Move such 1548 // children after their owners. 1549 int k = 0; 1550 XWindowPeer toCheck = javaToplevels.get(k); 1551 while (toCheck != np) { 1552 XWindowPeer toCheckOwnerPeer = toCheck.getOwnerPeer(); 1553 if (toCheckOwnerPeer == np) { 1554 javaToplevels.remove(k); 1555 javaToplevels.add(toCheck); 1556 } else { 1557 k++; 1558 } 1559 toCheck = javaToplevels.get(k); 1560 } 1561 } 1562 } 1563 } 1564 } finally { 1565 qt.dispose(); 1566 } 1567 } 1568 return javaToplevels; 1569 } 1570 1571 public void setModalBlocked(Dialog d, boolean blocked) { 1572 setModalBlocked(d, blocked, null); 1573 } 1574 public void setModalBlocked(Dialog d, boolean blocked, 1575 Vector<XWindowPeer> javaToplevels) 1576 { 1577 XToolkit.awtLock(); 1578 try { 1579 // State lock should always be after awtLock 1580 synchronized(getStateLock()) { 1581 XDialogPeer blockerPeer = AWTAccessor.getComponentAccessor().getPeer(d); 1582 if (blocked) { 1583 if (log.isLoggable(PlatformLogger.Level.FINE)) { 1584 log.fine("{0} is blocked by {1}", this, blockerPeer); 1585 } 1586 modalBlocker = d; 1587 1588 if (isReparented() || XWM.isNonReparentingWM()) { 1589 addToTransientFors(blockerPeer, javaToplevels); 1590 } else { 1591 delayedModalBlocking = true; 1592 } 1593 } else { 1594 if (d != modalBlocker) { 1595 throw new IllegalStateException("Trying to unblock window blocked by another dialog"); 1596 } 1597 modalBlocker = null; 1598 1599 if (isReparented() || XWM.isNonReparentingWM()) { 1600 removeFromTransientFors(); 1601 } else { 1602 delayedModalBlocking = false; 1603 } 1604 } 1605 1606 updateTransientFor(); 1607 } 1608 } finally { 1609 XToolkit.awtUnlock(); 1610 } 1611 } 1612 1613 /* 1614 * Sets the TRANSIENT_FOR hint to the given top-level window. This 1615 * method is used when a window is modal blocked/unblocked or 1616 * changed its state from/to NormalState to/from other states. 1617 * If window or transientForWindow are embedded frames, the containing 1618 * top-level windows are used. 1619 * 1620 * @param window specifies the top-level window that the hint 1621 * is to be set to 1622 * @param transientForWindow the top-level window 1623 * @param updateChain specifies if next/prevTransientFor fields are 1624 * to be updated 1625 * @param allStates if set to <code>true</code> then TRANSIENT_FOR hint 1626 * is set regardless of the state of window and transientForWindow, 1627 * otherwise it is set only if both are in the same state 1628 */ 1629 static void setToplevelTransientFor(XWindowPeer window, XWindowPeer transientForWindow, 1630 boolean updateChain, boolean allStates) 1631 { 1632 if ((window == null) || (transientForWindow == null)) { 1633 return; 1634 } 1635 if (updateChain) { 1636 window.prevTransientFor = transientForWindow; 1637 transientForWindow.nextTransientFor = window; 1638 } 1639 if (window.curRealTransientFor == transientForWindow) { 1640 return; 1641 } 1642 if (!allStates && (window.getWMState() != transientForWindow.getWMState())) { 1643 return; 1644 } 1645 if (window.getScreenNumber() != transientForWindow.getScreenNumber()) { 1646 return; 1647 } 1648 long bpw = window.getWindow(); 1649 while (!XlibUtil.isToplevelWindow(bpw) && !XlibUtil.isXAWTToplevelWindow(bpw)) { 1650 bpw = XlibUtil.getParentWindow(bpw); 1651 } 1652 long tpw = transientForWindow.getWindow(); 1653 while (!XlibUtil.isToplevelWindow(tpw) && !XlibUtil.isXAWTToplevelWindow(tpw)) { 1654 tpw = XlibUtil.getParentWindow(tpw); 1655 } 1656 XlibWrapper.XSetTransientFor(XToolkit.getDisplay(), bpw, tpw); 1657 window.curRealTransientFor = transientForWindow; 1658 } 1659 1660 /* 1661 * This method does nothing if this window is not blocked by any modal dialog. 1662 * For modal blocked windows this method looks up for the nearest 1663 * prevTransiendFor window that is in the same state (Normal/Iconified/Withdrawn) 1664 * as this one and makes this window transient for it. The same operation is 1665 * performed for nextTransientFor window. 1666 * Values of prevTransientFor and nextTransientFor fields are not changed. 1667 */ 1668 void updateTransientFor() { 1669 int state = getWMState(); 1670 XWindowPeer p = prevTransientFor; 1671 while ((p != null) && ((p.getWMState() != state) || (p.getScreenNumber() != getScreenNumber()))) { 1672 p = p.prevTransientFor; 1673 } 1674 if (p != null) { 1675 setToplevelTransientFor(this, p, false, false); 1676 } else { 1677 restoreTransientFor(this); 1678 } 1679 XWindowPeer n = nextTransientFor; 1680 while ((n != null) && ((n.getWMState() != state) || (n.getScreenNumber() != getScreenNumber()))) { 1681 n = n.nextTransientFor; 1682 } 1683 if (n != null) { 1684 setToplevelTransientFor(n, this, false, false); 1685 } 1686 } 1687 1688 /* 1689 * Removes the TRANSIENT_FOR hint from the given top-level window. 1690 * If window or transientForWindow are embedded frames, the containing 1691 * top-level windows are used. 1692 * 1693 * @param window specifies the top-level window that the hint 1694 * is to be removed from 1695 */ 1696 private static void removeTransientForHint(XWindowPeer window) { 1697 XAtom XA_WM_TRANSIENT_FOR = XAtom.get(XAtom.XA_WM_TRANSIENT_FOR); 1698 long bpw = window.getWindow(); 1699 while (!XlibUtil.isToplevelWindow(bpw) && !XlibUtil.isXAWTToplevelWindow(bpw)) { 1700 bpw = XlibUtil.getParentWindow(bpw); 1701 } 1702 XlibWrapper.XDeleteProperty(XToolkit.getDisplay(), bpw, XA_WM_TRANSIENT_FOR.getAtom()); 1703 window.curRealTransientFor = null; 1704 } 1705 1706 /* 1707 * When a modal dialog is shown, all its blocked windows are lined up into 1708 * a chain in such a way that each window is a transient_for window for 1709 * the next one. That allows us to keep the modal dialog above all its 1710 * blocked windows (even if there are some another modal dialogs between 1711 * them). 1712 * This method adds this top-level window to the chain of the given modal 1713 * dialog. To keep the current relative z-order, we should use the 1714 * XQueryTree to find the place to insert this window to. As each window 1715 * can be blocked by only one modal dialog (such checks are performed in 1716 * shared code), both this and blockerPeer are on the top of their chains 1717 * (chains may be empty). 1718 * If this window is a modal dialog and has its own chain, these chains are 1719 * merged according to the current z-order (XQueryTree is used again). 1720 * Below are some simple examples (z-order is from left to right, -- is 1721 * modal blocking). 1722 * 1723 * Example 0: 1724 * T (current chain of this, no windows are blocked by this) 1725 * W1---B (current chain of blockerPeer, W2 is blocked by blockerPeer) 1726 * Result is: 1727 * W1-T-B (merged chain, all the windows are blocked by blockerPeer) 1728 * 1729 * Example 1: 1730 * W1-T (current chain of this, W1 is blocked by this) 1731 * W2-B (current chain of blockerPeer, W2 is blocked by blockerPeer) 1732 * Result is: 1733 * W1-T-W2-B (merged chain, all the windows are blocked by blockerPeer) 1734 * 1735 * Example 2: 1736 * W1----T (current chain of this, W1 is blocked by this) 1737 * W2---B (current chain of blockerPeer, W2 is blocked by blockerPeer) 1738 * Result is: 1739 * W1-W2-T-B (merged chain, all the windows are blocked by blockerPeer) 1740 * 1741 * This method should be called under the AWT lock. 1742 * 1743 * @see #removeFromTransientFors 1744 * @see #setModalBlocked 1745 */ 1746 private void addToTransientFors(XDialogPeer blockerPeer) { 1747 addToTransientFors(blockerPeer, null); 1748 } 1749 1750 private void addToTransientFors(XDialogPeer blockerPeer, Vector<XWindowPeer> javaToplevels) 1751 { 1752 // blockerPeer chain iterator 1753 XWindowPeer blockerChain = blockerPeer; 1754 while (blockerChain.prevTransientFor != null) { 1755 blockerChain = blockerChain.prevTransientFor; 1756 } 1757 // this window chain iterator 1758 // each window can be blocked no more than once, so this window 1759 // is on top of its chain 1760 XWindowPeer thisChain = this; 1761 while (thisChain.prevTransientFor != null) { 1762 thisChain = thisChain.prevTransientFor; 1763 } 1764 // if there are no windows blocked by modalBlocker, simply add this window 1765 // and its chain to blocker's chain 1766 if (blockerChain == blockerPeer) { 1767 setToplevelTransientFor(blockerPeer, this, true, false); 1768 } else { 1769 // Collect all the Java top-levels, if required 1770 if (javaToplevels == null) { 1771 javaToplevels = collectJavaToplevels(); 1772 } 1773 // merged chain tail 1774 XWindowPeer mergedChain = null; 1775 for (XWindowPeer w : javaToplevels) { 1776 XWindowPeer prevMergedChain = mergedChain; 1777 if (w == thisChain) { 1778 if (thisChain == this) { 1779 if (prevMergedChain != null) { 1780 setToplevelTransientFor(this, prevMergedChain, true, false); 1781 } 1782 setToplevelTransientFor(blockerChain, this, true, false); 1783 break; 1784 } else { 1785 mergedChain = thisChain; 1786 thisChain = thisChain.nextTransientFor; 1787 } 1788 } else if (w == blockerChain) { 1789 mergedChain = blockerChain; 1790 blockerChain = blockerChain.nextTransientFor; 1791 } else { 1792 continue; 1793 } 1794 if (prevMergedChain == null) { 1795 mergedChain.prevTransientFor = null; 1796 } else { 1797 setToplevelTransientFor(mergedChain, prevMergedChain, true, false); 1798 mergedChain.updateTransientFor(); 1799 } 1800 if (blockerChain == blockerPeer) { 1801 setToplevelTransientFor(thisChain, mergedChain, true, false); 1802 setToplevelTransientFor(blockerChain, this, true, false); 1803 break; 1804 } 1805 } 1806 } 1807 1808 XToolkit.XSync(); 1809 } 1810 1811 static void restoreTransientFor(XWindowPeer window) { 1812 XWindowPeer ownerPeer = window.getOwnerPeer(); 1813 if (ownerPeer != null) { 1814 setToplevelTransientFor(window, ownerPeer, false, true); 1815 } else { 1816 removeTransientForHint(window); 1817 } 1818 } 1819 1820 /* 1821 * When a window is modally unblocked, it should be removed from its blocker 1822 * chain, see {@link #addToTransientFor addToTransientFors} method for the 1823 * chain definition. 1824 * The problem is that we cannot simply restore window's original 1825 * TRANSIENT_FOR hint (if any) and link prevTransientFor and 1826 * nextTransientFor together as the whole chain could be created as a merge 1827 * of two other chains in addToTransientFors. In that case, if this window is 1828 * a modal dialog, it would lost all its own chain, if we simply exclude it 1829 * from the chain. 1830 * The correct behaviour of this method should be to split the chain, this 1831 * window is currently in, into two chains. First chain is this window own 1832 * chain (i. e. all the windows blocked by this one, directly or indirectly), 1833 * if any, and the rest windows from the current chain. 1834 * 1835 * Example: 1836 * Original state: 1837 * W1-B1 (window W1 is blocked by B1) 1838 * W2-B2 (window W2 is blocked by B2) 1839 * B3 is shown and blocks B1 and B2: 1840 * W1-W2-B1-B2-B3 (a single chain after B1.addToTransientFors() and B2.addToTransientFors()) 1841 * If we then unblock B1, the state should be: 1842 * W1-B1 (window W1 is blocked by B1) 1843 * W2-B2-B3 (window W2 is blocked by B2 and B2 is blocked by B3) 1844 * 1845 * This method should be called under the AWT lock. 1846 * 1847 * @see #addToTransientFors 1848 * @see #setModalBlocked 1849 */ 1850 private void removeFromTransientFors() { 1851 // the head of the chain of this window 1852 XWindowPeer thisChain = this; 1853 // the head of the current chain 1854 // nextTransientFor is always not null as this window is in the chain 1855 XWindowPeer otherChain = nextTransientFor; 1856 // the set of blockers in this chain: if this dialog blocks some other 1857 // modal dialogs, their blocked windows should stay in this dialog's chain 1858 Set<XWindowPeer> thisChainBlockers = new HashSet<XWindowPeer>(); 1859 thisChainBlockers.add(this); 1860 // current chain iterator in the order from next to prev 1861 XWindowPeer chainToSplit = prevTransientFor; 1862 while (chainToSplit != null) { 1863 XWindowPeer blocker = AWTAccessor.getComponentAccessor().getPeer(chainToSplit.modalBlocker); 1864 if (thisChainBlockers.contains(blocker)) { 1865 // add to this dialog's chain 1866 setToplevelTransientFor(thisChain, chainToSplit, true, false); 1867 thisChain = chainToSplit; 1868 thisChainBlockers.add(chainToSplit); 1869 } else { 1870 // leave in the current chain 1871 setToplevelTransientFor(otherChain, chainToSplit, true, false); 1872 otherChain = chainToSplit; 1873 } 1874 chainToSplit = chainToSplit.prevTransientFor; 1875 } 1876 restoreTransientFor(thisChain); 1877 thisChain.prevTransientFor = null; 1878 restoreTransientFor(otherChain); 1879 otherChain.prevTransientFor = null; 1880 nextTransientFor = null; 1881 1882 XToolkit.XSync(); 1883 } 1884 1885 boolean isModalBlocked() { 1886 return modalBlocker != null; 1887 } 1888 1889 static Window getDecoratedOwner(Window window) { 1890 while ((null != window) && !(window instanceof Frame || window instanceof Dialog)) { 1891 window = (Window) AWTAccessor.getComponentAccessor().getParent(window); 1892 } 1893 return window; 1894 } 1895 1896 public boolean requestWindowFocus(XWindowPeer actualFocusedWindow) { 1897 setActualFocusedWindow(actualFocusedWindow); 1898 return requestWindowFocus(); 1899 } 1900 1901 public boolean requestWindowFocus() { 1902 return requestWindowFocus(0, false); 1903 } 1904 1905 public boolean requestWindowFocus(long time, boolean timeProvided) { 1906 focusLog.fine("Request for window focus"); 1907 // If this is Frame or Dialog we can't assure focus request success - but we still can try 1908 // If this is Window and its owner Frame is active we can be sure request succedded. 1909 Window ownerWindow = XWindowPeer.getDecoratedOwner((Window)target); 1910 Window focusedWindow = XKeyboardFocusManagerPeer.getInstance().getCurrentFocusedWindow(); 1911 Window activeWindow = XWindowPeer.getDecoratedOwner(focusedWindow); 1912 1913 if (isWMStateNetHidden()) { 1914 focusLog.fine("The window is unmapped, so rejecting the request"); 1915 return false; 1916 } 1917 if (activeWindow == ownerWindow) { 1918 focusLog.fine("Parent window is active - generating focus for this window"); 1919 handleWindowFocusInSync(-1); 1920 return true; 1921 } 1922 focusLog.fine("Parent window is not active"); 1923 1924 XDecoratedPeer wpeer = AWTAccessor.getComponentAccessor().getPeer(ownerWindow); 1925 if (wpeer != null && wpeer.requestWindowFocus(this, time, timeProvided)) { 1926 focusLog.fine("Parent window accepted focus request - generating focus for this window"); 1927 return true; 1928 } 1929 focusLog.fine("Denied - parent window is not active and didn't accept focus request"); 1930 return false; 1931 } 1932 1933 // This method is to be overriden in XDecoratedPeer. 1934 void setActualFocusedWindow(XWindowPeer actualFocusedWindow) { 1935 } 1936 1937 /** 1938 * Applies the current window type. 1939 */ 1940 private void applyWindowType() { 1941 XNETProtocol protocol = XWM.getWM().getNETProtocol(); 1942 if (protocol == null) { 1943 return; 1944 } 1945 1946 XAtom typeAtom = null; 1947 1948 switch (getWindowType()) 1949 { 1950 case NORMAL: 1951 typeAtom = (ownerPeer == null) ? 1952 protocol.XA_NET_WM_WINDOW_TYPE_NORMAL : 1953 protocol.XA_NET_WM_WINDOW_TYPE_DIALOG; 1954 break; 1955 case UTILITY: 1956 typeAtom = protocol.XA_NET_WM_WINDOW_TYPE_UTILITY; 1957 break; 1958 case POPUP: 1959 typeAtom = protocol.XA_NET_WM_WINDOW_TYPE_POPUP_MENU; 1960 break; 1961 } 1962 1963 if (typeAtom != null) { 1964 XAtomList wtype = new XAtomList(); 1965 wtype.add(typeAtom); 1966 protocol.XA_NET_WM_WINDOW_TYPE. 1967 setAtomListProperty(getWindow(), wtype); 1968 } else { 1969 protocol.XA_NET_WM_WINDOW_TYPE. 1970 DeleteProperty(getWindow()); 1971 } 1972 } 1973 1974 @Override 1975 public void xSetVisible(boolean visible) { 1976 if (log.isLoggable(PlatformLogger.Level.FINE)) { 1977 log.fine("Setting visible on " + this + " to " + visible); 1978 } 1979 XToolkit.awtLock(); 1980 try { 1981 this.visible = visible; 1982 if (visible) { 1983 applyWindowType(); 1984 XlibWrapper.XMapRaised(XToolkit.getDisplay(), getWindow()); 1985 } else { 1986 XlibWrapper.XUnmapWindow(XToolkit.getDisplay(), getWindow()); 1987 } 1988 XlibWrapper.XFlush(XToolkit.getDisplay()); 1989 } 1990 finally { 1991 XToolkit.awtUnlock(); 1992 } 1993 } 1994 1995 // should be synchronized on awtLock 1996 private int dropTargetCount = 0; 1997 1998 public void addDropTarget() { 1999 XToolkit.awtLock(); 2000 try { 2001 if (dropTargetCount == 0) { 2002 long window = getWindow(); 2003 if (window != 0) { 2004 XDropTargetRegistry.getRegistry().registerDropSite(window); 2005 } 2006 } 2007 dropTargetCount++; 2008 } finally { 2009 XToolkit.awtUnlock(); 2010 } 2011 } 2012 2013 public void removeDropTarget() { 2014 XToolkit.awtLock(); 2015 try { 2016 dropTargetCount--; 2017 if (dropTargetCount == 0) { 2018 long window = getWindow(); 2019 if (window != 0) { 2020 XDropTargetRegistry.getRegistry().unregisterDropSite(window); 2021 } 2022 } 2023 } finally { 2024 XToolkit.awtUnlock(); 2025 } 2026 } 2027 void addRootPropertyEventDispatcher() { 2028 if( rootPropertyEventDispatcher == null ) { 2029 rootPropertyEventDispatcher = new XEventDispatcher() { 2030 public void dispatchEvent(XEvent ev) { 2031 if( ev.get_type() == XConstants.PropertyNotify ) { 2032 handleRootPropertyNotify( ev ); 2033 } 2034 } 2035 }; 2036 XlibWrapper.XSelectInput( XToolkit.getDisplay(), 2037 XToolkit.getDefaultRootWindow(), 2038 XConstants.PropertyChangeMask); 2039 XToolkit.addEventDispatcher(XToolkit.getDefaultRootWindow(), 2040 rootPropertyEventDispatcher); 2041 } 2042 } 2043 void removeRootPropertyEventDispatcher() { 2044 if( rootPropertyEventDispatcher != null ) { 2045 XToolkit.removeEventDispatcher(XToolkit.getDefaultRootWindow(), 2046 rootPropertyEventDispatcher); 2047 rootPropertyEventDispatcher = null; 2048 } 2049 } 2050 public void updateFocusableWindowState() { 2051 cachedFocusableWindow = isFocusableWindow(); 2052 } 2053 2054 XAtom XA_NET_WM_STATE; 2055 XAtomList net_wm_state; 2056 public XAtomList getNETWMState() { 2057 if (net_wm_state == null) { 2058 net_wm_state = XA_NET_WM_STATE.getAtomListPropertyList(this); 2059 } 2060 return net_wm_state; 2061 } 2062 2063 public void setNETWMState(XAtomList state) { 2064 net_wm_state = state; 2065 if (state != null) { 2066 XA_NET_WM_STATE.setAtomListProperty(this, state); 2067 } 2068 } 2069 2070 public PropMwmHints getMWMHints() { 2071 if (mwm_hints == null) { 2072 mwm_hints = new PropMwmHints(); 2073 if (!XWM.XA_MWM_HINTS.getAtomData(getWindow(), mwm_hints.pData, MWMConstants.PROP_MWM_HINTS_ELEMENTS)) { 2074 mwm_hints.zero(); 2075 } 2076 } 2077 return mwm_hints; 2078 } 2079 2080 public void setMWMHints(PropMwmHints hints) { 2081 mwm_hints = hints; 2082 if (hints != null) { 2083 XWM.XA_MWM_HINTS.setAtomData(getWindow(), mwm_hints.pData, MWMConstants.PROP_MWM_HINTS_ELEMENTS); 2084 } 2085 } 2086 2087 protected void updateDropTarget() { 2088 XToolkit.awtLock(); 2089 try { 2090 if (dropTargetCount > 0) { 2091 long window = getWindow(); 2092 if (window != 0) { 2093 XDropTargetRegistry.getRegistry().unregisterDropSite(window); 2094 XDropTargetRegistry.getRegistry().registerDropSite(window); 2095 } 2096 } 2097 } finally { 2098 XToolkit.awtUnlock(); 2099 } 2100 } 2101 2102 public void setGrab(boolean grab) { 2103 this.grab = grab; 2104 if (grab) { 2105 pressTarget = this; 2106 grabInput(); 2107 } else { 2108 ungrabInput(); 2109 } 2110 } 2111 2112 public boolean isGrabbed() { 2113 return grab && XAwtState.getGrabWindow() == this; 2114 } 2115 2116 public void handleXCrossingEvent(XEvent xev) { 2117 XCrossingEvent xce = xev.get_xcrossing(); 2118 if (grabLog.isLoggable(PlatformLogger.Level.FINE)) { 2119 grabLog.fine("{0}, when grabbed {1}, contains {2}", 2120 xce, isGrabbed(), containsGlobal(xce.get_x_root(), xce.get_y_root())); 2121 } 2122 if (isGrabbed()) { 2123 // When window is grabbed, all events are dispatched to 2124 // it. Retarget them to the corresponding windows (notice 2125 // that XBaseWindow.dispatchEvent does the opposite 2126 // translation) 2127 // Note that we need to retarget XCrossingEvents to content window 2128 // since it generates MOUSE_ENTERED/MOUSE_EXITED for frame and dialog. 2129 // (fix for 6390326) 2130 XBaseWindow target = XToolkit.windowToXWindow(xce.get_window()); 2131 if (grabLog.isLoggable(PlatformLogger.Level.FINER)) { 2132 grabLog.finer(" - Grab event target {0}", target); 2133 } 2134 if (target != null && target != this) { 2135 target.dispatchEvent(xev); 2136 return; 2137 } 2138 } 2139 super.handleXCrossingEvent(xev); 2140 } 2141 2142 public void handleMotionNotify(XEvent xev) { 2143 XMotionEvent xme = xev.get_xmotion(); 2144 if (grabLog.isLoggable(PlatformLogger.Level.FINER)) { 2145 grabLog.finer("{0}, when grabbed {1}, contains {2}", 2146 xme, isGrabbed(), containsGlobal(xme.get_x_root(), xme.get_y_root())); 2147 } 2148 if (isGrabbed()) { 2149 boolean dragging = false; 2150 final int buttonsNumber = XToolkit.getNumberOfButtonsForMask(); 2151 2152 for (int i = 0; i < buttonsNumber; i++){ 2153 // here is the bug in WM: extra buttons doesn't have state!=0 as they should. 2154 if ((i != 4) && (i != 5)){ 2155 dragging = dragging || ((xme.get_state() & XlibUtil.getButtonMask(i + 1)) != 0); 2156 } 2157 } 2158 // When window is grabbed, all events are dispatched to 2159 // it. Retarget them to the corresponding windows (notice 2160 // that XBaseWindow.dispatchEvent does the opposite 2161 // translation) 2162 XBaseWindow target = XToolkit.windowToXWindow(xme.get_window()); 2163 if (dragging && pressTarget != target) { 2164 // for some reasons if we grab input MotionNotify for drag is reported with target 2165 // to underlying window, not to window on which we have initiated drag 2166 // so we need to retarget them. Here I use simplified logic which retarget all 2167 // such events to source of mouse press (or the grabber). It helps with fix for 6390326. 2168 // So, I do not want to implement complicated logic for better retargeting. 2169 target = pressTarget.isVisible() ? pressTarget : this; 2170 xme.set_window(target.getWindow()); 2171 Point localCoord = target.toLocal(xme.get_x_root(), xme.get_y_root()); 2172 xme.set_x(localCoord.x); 2173 xme.set_y(localCoord.y); 2174 } 2175 if (grabLog.isLoggable(PlatformLogger.Level.FINER)) { 2176 grabLog.finer(" - Grab event target {0}", target); 2177 } 2178 if (target != null) { 2179 if (target != getContentXWindow() && target != this) { 2180 target.dispatchEvent(xev); 2181 return; 2182 } 2183 } 2184 2185 // note that we need to pass dragging events to the grabber (6390326) 2186 // see comment above for more inforamtion. 2187 if (!containsGlobal(xme.get_x_root(), xme.get_y_root()) && !dragging) { 2188 // Outside of Java 2189 return; 2190 } 2191 } 2192 super.handleMotionNotify(xev); 2193 } 2194 2195 // we use it to retarget mouse drag and mouse release during grab. 2196 private XBaseWindow pressTarget = this; 2197 2198 public void handleButtonPressRelease(XEvent xev) { 2199 XButtonEvent xbe = xev.get_xbutton(); 2200 2201 /* 2202 * Ignore the buttons above 20 due to the bit limit for 2203 * InputEvent.BUTTON_DOWN_MASK. 2204 * One more bit is reserved for FIRST_HIGH_BIT. 2205 */ 2206 if (xbe.get_button() > SunToolkit.MAX_BUTTONS_SUPPORTED) { 2207 return; 2208 } 2209 if (grabLog.isLoggable(PlatformLogger.Level.FINE)) { 2210 grabLog.fine("{0}, when grabbed {1}, contains {2} ({3}, {4}, {5}x{6})", 2211 xbe, isGrabbed(), containsGlobal(xbe.get_x_root(), xbe.get_y_root()), getAbsoluteX(), getAbsoluteY(), getWidth(), getHeight()); 2212 } 2213 if (isGrabbed()) { 2214 // When window is grabbed, all events are dispatched to 2215 // it. Retarget them to the corresponding windows (notice 2216 // that XBaseWindow.dispatchEvent does the opposite 2217 // translation) 2218 XBaseWindow target = XToolkit.windowToXWindow(xbe.get_window()); 2219 try { 2220 if (grabLog.isLoggable(PlatformLogger.Level.FINER)) { 2221 grabLog.finer(" - Grab event target {0} (press target {1})", target, pressTarget); 2222 } 2223 if (xbe.get_type() == XConstants.ButtonPress 2224 && xbe.get_button() == XConstants.buttons[0]) 2225 { 2226 // need to keep it to retarget mouse release 2227 pressTarget = target; 2228 } else if (xbe.get_type() == XConstants.ButtonRelease 2229 && xbe.get_button() == XConstants.buttons[0] 2230 && pressTarget != target) 2231 { 2232 // during grab we do receive mouse release on different component (not on the source 2233 // of mouse press). So we need to retarget it. 2234 // see 6390326 for more information. 2235 target = pressTarget.isVisible() ? pressTarget : this; 2236 xbe.set_window(target.getWindow()); 2237 Point localCoord = target.toLocal(xbe.get_x_root(), xbe.get_y_root()); 2238 xbe.set_x(localCoord.x); 2239 xbe.set_y(localCoord.y); 2240 pressTarget = this; 2241 } 2242 if (target != null && target != getContentXWindow() && target != this) { 2243 target.dispatchEvent(xev); 2244 return; 2245 } 2246 } finally { 2247 if (target != null) { 2248 // Target is either us or our content window - 2249 // check that event is inside. 'Us' in case of 2250 // shell will mean that this will also filter out press on title 2251 if ((target == this || target == getContentXWindow()) && !containsGlobal(xbe.get_x_root(), xbe.get_y_root())) { 2252 // Outside this toplevel hierarchy 2253 // According to the specification of UngrabEvent, post it 2254 // when press occurs outside of the window and not on its owned windows 2255 if (xbe.get_type() == XConstants.ButtonPress) { 2256 if (grabLog.isLoggable(PlatformLogger.Level.FINE)) { 2257 grabLog.fine("Generating UngrabEvent on {0} because not inside of shell", this); 2258 } 2259 postEventToEventQueue(new sun.awt.UngrabEvent(getEventSource())); 2260 return; 2261 } 2262 } 2263 // First, get the toplevel 2264 XWindowPeer toplevel = target.getToplevelXWindow(); 2265 if (toplevel != null) { 2266 Window w = (Window)toplevel.target; 2267 while (w != null && toplevel != this && !(toplevel instanceof XDialogPeer)) { 2268 w = (Window) AWTAccessor.getComponentAccessor().getParent(w); 2269 if (w != null) { 2270 toplevel = AWTAccessor.getComponentAccessor().getPeer(w); 2271 } 2272 } 2273 if (w == null || (w != this.target && w instanceof Dialog)) { 2274 // toplevel == null - outside of 2275 // hierarchy, toplevel is Dialog - should 2276 // send ungrab (but shouldn't for Window) 2277 if (grabLog.isLoggable(PlatformLogger.Level.FINE)) { 2278 grabLog.fine("Generating UngrabEvent on {0} because hierarchy ended", this); 2279 } 2280 postEventToEventQueue(new sun.awt.UngrabEvent(getEventSource())); 2281 } 2282 } else { 2283 // toplevel is null - outside of hierarchy 2284 if (grabLog.isLoggable(PlatformLogger.Level.FINE)) { 2285 grabLog.fine("Generating UngrabEvent on {0} because toplevel is null", this); 2286 } 2287 postEventToEventQueue(new sun.awt.UngrabEvent(getEventSource())); 2288 return; 2289 } 2290 } else { 2291 // target doesn't map to XAWT window - outside of hierarchy 2292 if (grabLog.isLoggable(PlatformLogger.Level.FINE)) { 2293 grabLog.fine("Generating UngrabEvent on because target is null {0}", this); 2294 } 2295 postEventToEventQueue(new sun.awt.UngrabEvent(getEventSource())); 2296 return; 2297 } 2298 } 2299 } 2300 super.handleButtonPressRelease(xev); 2301 } 2302 2303 public void print(Graphics g) { 2304 // We assume we print the whole frame, 2305 // so we expect no clip was set previously 2306 Shape shape = AWTAccessor.getWindowAccessor().getShape((Window)target); 2307 if (shape != null) { 2308 g.setClip(shape); 2309 } 2310 super.print(g); 2311 } 2312 2313 @Override 2314 public void setOpacity(float opacity) { 2315 final long maxOpacity = 0xffffffffl; 2316 long iOpacity = (long)(opacity * maxOpacity); 2317 if (iOpacity < 0) { 2318 iOpacity = 0; 2319 } 2320 if (iOpacity > maxOpacity) { 2321 iOpacity = maxOpacity; 2322 } 2323 2324 XAtom netWmWindowOpacityAtom = XAtom.get("_NET_WM_WINDOW_OPACITY"); 2325 2326 if (iOpacity == maxOpacity) { 2327 netWmWindowOpacityAtom.DeleteProperty(getWindow()); 2328 } else { 2329 netWmWindowOpacityAtom.setCard32Property(getWindow(), iOpacity); 2330 } 2331 } 2332 2333 @Override 2334 public void setOpaque(boolean isOpaque) { 2335 // no-op 2336 } 2337 2338 @Override 2339 public void updateWindow() { 2340 // no-op 2341 } 2342 }