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 import java.awt.geom.AffineTransform; 33 34 import java.awt.peer.ComponentPeer; 35 import java.awt.peer.WindowPeer; 36 37 import java.io.UnsupportedEncodingException; 38 39 import java.security.AccessController; 40 import java.security.PrivilegedAction; 41 42 import java.util.ArrayList; 43 import java.util.HashSet; 44 import java.util.Iterator; 45 import java.util.Set; 46 import java.util.Vector; 47 48 import java.util.concurrent.atomic.AtomicBoolean; 49 50 import sun.awt.AWTAccessor.ComponentAccessor; 51 import sun.util.logging.PlatformLogger; 52 53 import sun.awt.AWTAccessor; 54 import sun.awt.DisplayChangedListener; 55 import sun.awt.SunToolkit; 56 import sun.awt.X11GraphicsDevice; 57 import sun.awt.X11GraphicsEnvironment; 58 import sun.awt.IconInfo; 59 60 import sun.java2d.pipe.Region; 61 62 class XWindowPeer extends XPanelPeer implements WindowPeer, 63 DisplayChangedListener { 64 65 private static final PlatformLogger log = PlatformLogger.getLogger("sun.awt.X11.XWindowPeer"); 66 private static final PlatformLogger focusLog = PlatformLogger.getLogger("sun.awt.X11.focus.XWindowPeer"); 67 private static final PlatformLogger insLog = PlatformLogger.getLogger("sun.awt.X11.insets.XWindowPeer"); 68 private static final PlatformLogger grabLog = PlatformLogger.getLogger("sun.awt.X11.grab.XWindowPeer"); 69 private static final PlatformLogger iconLog = PlatformLogger.getLogger("sun.awt.X11.icon.XWindowPeer"); 70 71 // should be synchronized on awtLock 72 private static Set<XWindowPeer> windows = new HashSet<XWindowPeer>(); 73 74 75 private boolean cachedFocusableWindow; 76 XWarningWindow warningWindow; 77 78 private boolean alwaysOnTop; 79 private boolean locationByPlatform; 80 81 Dialog modalBlocker; 82 boolean delayedModalBlocking = false; 83 Dimension targetMinimumSize = null; 84 85 private XWindowPeer ownerPeer; 86 87 // used for modal blocking to keep existing z-order 88 protected XWindowPeer prevTransientFor, nextTransientFor; 89 // value of WM_TRANSIENT_FOR hint set on this window 90 private XWindowPeer curRealTransientFor; 91 92 private boolean grab = false; // Whether to do a grab during showing 93 94 private boolean isMapped = false; // Is this window mapped or not 95 private boolean mustControlStackPosition = false; // Am override-redirect not on top 96 private XEventDispatcher rootPropertyEventDispatcher = null; 97 98 private static final AtomicBoolean isStartupNotificationRemoved = new AtomicBoolean(); 99 100 /* 101 * Focus related flags 102 */ 103 private boolean isUnhiding = false; // Is the window unhiding. 104 private boolean isBeforeFirstMapNotify = false; // Is the window (being shown) between 105 // setVisible(true) & handleMapNotify(). 106 107 /** 108 * The type of the window. 109 * 110 * The type is supposed to be immutable while the peer object exists. 111 * The value gets initialized in the preInit() method. 112 */ 113 private Window.Type windowType = Window.Type.NORMAL; 114 115 public final Window.Type getWindowType() { 116 return windowType; 117 } 118 119 // It need to be accessed from XFramePeer. 120 protected Vector <ToplevelStateListener> toplevelStateListeners = new Vector<ToplevelStateListener>(); 121 XWindowPeer(XCreateWindowParams params) { 122 super(params.putIfNull(PARENT_WINDOW, Long.valueOf(0))); 123 } 124 125 XWindowPeer(Window target) { 126 super(new XCreateWindowParams(new Object[] { 127 TARGET, target, 128 PARENT_WINDOW, Long.valueOf(0)})); 129 } 130 131 /* 132 * This constant defines icon size recommended for using. 133 * Apparently, we should use XGetIconSizes which should 134 * return icon sizes would be most appreciated by the WM. 135 * However, XGetIconSizes always returns 0 for some reason. 136 * So the constant has been introduced. 137 */ 138 private static final int PREFERRED_SIZE_FOR_ICON = 128; 139 140 /* 141 * Sometimes XChangeProperty(_NET_WM_ICON) doesn't work if 142 * image buffer is too large. This constant holds maximum 143 * length of buffer which can be used with _NET_WM_ICON hint. 144 * It holds int's value. 145 */ 146 private static final int MAXIMUM_BUFFER_LENGTH_NET_WM_ICON = (2<<15) - 1; 147 148 void preInit(XCreateWindowParams params) { 149 target = (Component)params.get(TARGET); 150 windowType = ((Window)target).getType(); 151 params.put(REPARENTED, 152 Boolean.valueOf(isOverrideRedirect() || isSimpleWindow())); 153 super.preInit(params); 154 params.putIfNull(BIT_GRAVITY, Integer.valueOf(XConstants.NorthWestGravity)); 155 156 long eventMask = 0; 157 if (params.containsKey(EVENT_MASK)) { 158 eventMask = ((Long)params.get(EVENT_MASK)); 159 } 160 eventMask |= XConstants.VisibilityChangeMask; 161 params.put(EVENT_MASK, eventMask); 162 163 XA_NET_WM_STATE = XAtom.get("_NET_WM_STATE"); 164 165 166 params.put(OVERRIDE_REDIRECT, Boolean.valueOf(isOverrideRedirect())); 167 168 SunToolkit.awtLock(); 169 try { 170 windows.add(this); 171 } finally { 172 SunToolkit.awtUnlock(); 173 } 174 175 cachedFocusableWindow = isFocusableWindow(); 176 177 Font f = target.getFont(); 178 if (f == null) { 179 f = XWindow.getDefaultFont(); 180 target.setFont(f); 181 // we should not call setFont because it will call a repaint 182 // which the peer may not be ready to do yet. 183 } 184 Color c = target.getBackground(); 185 if (c == null) { 186 Color background = SystemColor.window; 187 target.setBackground(background); 188 // we should not call setBackGround because it will call a repaint 189 // which the peer may not be ready to do yet. 190 } 191 c = target.getForeground(); 192 if (c == null) { 193 target.setForeground(SystemColor.windowText); 194 // we should not call setForeGround because it will call a repaint 195 // which the peer may not be ready to do yet. 196 } 197 198 alwaysOnTop = ((Window)target).isAlwaysOnTop() && ((Window)target).isAlwaysOnTopSupported(); 199 200 GraphicsConfiguration gc = getGraphicsConfiguration(); 201 ((X11GraphicsDevice)gc.getDevice()).addDisplayChangedListener(this); 202 } 203 204 protected String getWMName() { 205 String name = target.getName(); 206 if (name == null || name.trim().equals("")) { 207 name = " "; 208 } 209 return name; 210 } 211 212 private static native String getLocalHostname(); 213 private static native int getJvmPID(); 214 215 @SuppressWarnings("deprecation") 216 void postInit(XCreateWindowParams params) { 217 super.postInit(params); 218 219 // Init WM_PROTOCOLS atom 220 initWMProtocols(); 221 222 // Set _NET_WM_PID and WM_CLIENT_MACHINE using this JVM 223 XAtom.get("WM_CLIENT_MACHINE").setProperty(getWindow(), getLocalHostname()); 224 XAtom.get("_NET_WM_PID").setCard32Property(getWindow(), getJvmPID()); 225 226 // Set WM_TRANSIENT_FOR and group_leader 227 Window t_window = (Window)target; 228 Window owner = t_window.getOwner(); 229 if (owner != null) { 230 ownerPeer = AWTAccessor.getComponentAccessor().getPeer(owner); 231 if (focusLog.isLoggable(PlatformLogger.Level.FINER)) { 232 focusLog.finer("Owner is " + owner); 233 focusLog.finer("Owner peer is " + ownerPeer); 234 focusLog.finer("Owner X window " + Long.toHexString(ownerPeer.getWindow())); 235 focusLog.finer("Owner content X window " + Long.toHexString(ownerPeer.getContentWindow())); 236 } 237 // as owner window may be an embedded window, we must get a toplevel window 238 // to set as TRANSIENT_FOR hint 239 long ownerWindow = ownerPeer.getWindow(); 240 if (ownerWindow != 0) { 241 XToolkit.awtLock(); 242 try { 243 // Set WM_TRANSIENT_FOR 244 if (focusLog.isLoggable(PlatformLogger.Level.FINE)) { 245 focusLog.fine("Setting transient on " + Long.toHexString(getWindow()) 246 + " for " + Long.toHexString(ownerWindow)); 247 } 248 setToplevelTransientFor(this, ownerPeer, false, true); 249 250 // Set group leader 251 XWMHints hints = getWMHints(); 252 hints.set_flags(hints.get_flags() | (int)XUtilConstants.WindowGroupHint); 253 hints.set_window_group(ownerWindow); 254 XlibWrapper.XSetWMHints(XToolkit.getDisplay(), getWindow(), hints.pData); 255 } 256 finally { 257 XToolkit.awtUnlock(); 258 } 259 } 260 } 261 262 if (owner != null || isSimpleWindow()) { 263 XNETProtocol protocol = XWM.getWM().getNETProtocol(); 264 if (protocol != null && protocol.active()) { 265 XToolkit.awtLock(); 266 try { 267 XAtomList net_wm_state = getNETWMState(); 268 net_wm_state.add(protocol.XA_NET_WM_STATE_SKIP_TASKBAR); 269 setNETWMState(net_wm_state); 270 } finally { 271 XToolkit.awtUnlock(); 272 } 273 274 } 275 } 276 277 // Init warning window(for applets) 278 if (((Window)target).getWarningString() != null) { 279 // accessSystemTray permission allows to display TrayIcon, TrayIcon tooltip 280 // and TrayIcon balloon windows without a warning window. 281 if (!AWTAccessor.getWindowAccessor().isTrayIconWindow((Window)target)) { 282 warningWindow = new XWarningWindow((Window)target, getWindow(), this); 283 } 284 } 285 286 setSaveUnder(true); 287 288 updateIconImages(); 289 290 updateShape(); 291 updateOpacity(); 292 // no need in updateOpaque() as it is no-op 293 } 294 295 public void updateIconImages() { 296 Window target = (Window)this.target; 297 java.util.List<Image> iconImages = target.getIconImages(); 298 XWindowPeer ownerPeer = getOwnerPeer(); 299 winAttr.icons = new ArrayList<IconInfo>(); 300 if (iconImages.size() != 0) { 301 //read icon images from target 302 winAttr.iconsInherited = false; 303 for (Iterator<Image> i = iconImages.iterator(); i.hasNext(); ) { 304 Image image = i.next(); 305 if (image == null) { 306 if (log.isLoggable(PlatformLogger.Level.FINEST)) { 307 log.finest("XWindowPeer.updateIconImages: Skipping the image passed into Java because it's null."); 308 } 309 continue; 310 } 311 IconInfo iconInfo; 312 try { 313 iconInfo = new IconInfo(image); 314 } catch (Exception e){ 315 if (log.isLoggable(PlatformLogger.Level.FINEST)) { 316 log.finest("XWindowPeer.updateIconImages: Perhaps the image passed into Java is broken. Skipping this icon."); 317 } 318 continue; 319 } 320 if (iconInfo.isValid()) { 321 winAttr.icons.add(iconInfo); 322 } 323 } 324 } 325 326 // Fix for CR#6425089 327 winAttr.icons = normalizeIconImages(winAttr.icons); 328 329 if (winAttr.icons.size() == 0) { 330 //target.icons is empty or all icon images are broken 331 if (ownerPeer != null) { 332 //icon is inherited from parent 333 winAttr.iconsInherited = true; 334 winAttr.icons = ownerPeer.getIconInfo(); 335 } else { 336 //default icon is used 337 winAttr.iconsInherited = false; 338 winAttr.icons = getDefaultIconInfo(); 339 } 340 } 341 recursivelySetIcon(winAttr.icons); 342 } 343 344 /* 345 * Sometimes XChangeProperty(_NET_WM_ICON) doesn't work if 346 * image buffer is too large. This function help us accommodate 347 * initial list of the icon images to certainly-acceptable. 348 * It does scale some of these icons to appropriate size 349 * if it's necessary. 350 */ 351 static java.util.List<IconInfo> normalizeIconImages(java.util.List<IconInfo> icons) { 352 java.util.List<IconInfo> result = new ArrayList<IconInfo>(); 353 int totalLength = 0; 354 boolean haveLargeIcon = false; 355 356 for (IconInfo icon : icons) { 357 int width = icon.getWidth(); 358 int height = icon.getHeight(); 359 int length = icon.getRawLength(); 360 361 if (width > PREFERRED_SIZE_FOR_ICON || height > PREFERRED_SIZE_FOR_ICON) { 362 if (haveLargeIcon) { 363 continue; 364 } 365 int scaledWidth = width; 366 int scaledHeight = height; 367 while (scaledWidth > PREFERRED_SIZE_FOR_ICON || 368 scaledHeight > PREFERRED_SIZE_FOR_ICON) { 369 scaledWidth = scaledWidth / 2; 370 scaledHeight = scaledHeight / 2; 371 } 372 373 icon.setScaledSize(scaledWidth, scaledHeight); 374 length = icon.getRawLength(); 375 } 376 377 if (totalLength + length <= MAXIMUM_BUFFER_LENGTH_NET_WM_ICON) { 378 totalLength += length; 379 result.add(icon); 380 if (width > PREFERRED_SIZE_FOR_ICON || height > PREFERRED_SIZE_FOR_ICON) { 381 haveLargeIcon = true; 382 } 383 } 384 } 385 386 if (iconLog.isLoggable(PlatformLogger.Level.FINEST)) { 387 iconLog.finest(">>> Length_ of buffer of icons data: " + totalLength + 388 ", maximum length: " + MAXIMUM_BUFFER_LENGTH_NET_WM_ICON); 389 } 390 391 return result; 392 } 393 394 /* 395 * Dumps each icon from the list 396 */ 397 static void dumpIcons(java.util.List<IconInfo> icons) { 398 if (iconLog.isLoggable(PlatformLogger.Level.FINEST)) { 399 iconLog.finest(">>> Sizes of icon images:"); 400 for (Iterator<IconInfo> i = icons.iterator(); i.hasNext(); ) { 401 iconLog.finest(" {0}", i.next()); 402 } 403 } 404 } 405 406 public void recursivelySetIcon(java.util.List<IconInfo> icons) { 407 dumpIcons(winAttr.icons); 408 setIconHints(icons); 409 Window target = (Window)this.target; 410 Window[] children = target.getOwnedWindows(); 411 int cnt = children.length; 412 final ComponentAccessor acc = AWTAccessor.getComponentAccessor(); 413 for (int i = 0; i < cnt; i++) { 414 final ComponentPeer childPeer = acc.getPeer(children[i]); 415 if (childPeer != null && childPeer instanceof XWindowPeer) { 416 if (((XWindowPeer)childPeer).winAttr.iconsInherited) { 417 ((XWindowPeer)childPeer).winAttr.icons = icons; 418 ((XWindowPeer)childPeer).recursivelySetIcon(icons); 419 } 420 } 421 } 422 } 423 424 java.util.List<IconInfo> getIconInfo() { 425 return winAttr.icons; 426 } 427 void setIconHints(java.util.List<IconInfo> icons) { 428 //This does nothing for XWindowPeer, 429 //It's overriden in XDecoratedPeer 430 } 431 432 private static ArrayList<IconInfo> defaultIconInfo; 433 protected static synchronized java.util.List<IconInfo> getDefaultIconInfo() { 434 if (defaultIconInfo == null) { 435 defaultIconInfo = new ArrayList<IconInfo>(); 436 if (XlibWrapper.dataModel == 32) { 437 defaultIconInfo.add(new IconInfo(sun.awt.AWTIcon32_java_icon16_png.java_icon16_png)); 438 defaultIconInfo.add(new IconInfo(sun.awt.AWTIcon32_java_icon24_png.java_icon24_png)); 439 defaultIconInfo.add(new IconInfo(sun.awt.AWTIcon32_java_icon32_png.java_icon32_png)); 440 defaultIconInfo.add(new IconInfo(sun.awt.AWTIcon32_java_icon48_png.java_icon48_png)); 441 } else { 442 defaultIconInfo.add(new IconInfo(sun.awt.AWTIcon64_java_icon16_png.java_icon16_png)); 443 defaultIconInfo.add(new IconInfo(sun.awt.AWTIcon64_java_icon24_png.java_icon24_png)); 444 defaultIconInfo.add(new IconInfo(sun.awt.AWTIcon64_java_icon32_png.java_icon32_png)); 445 defaultIconInfo.add(new IconInfo(sun.awt.AWTIcon64_java_icon48_png.java_icon48_png)); 446 } 447 } 448 return defaultIconInfo; 449 } 450 451 private void updateShape() { 452 // Shape shape = ((Window)target).getShape(); 453 Shape shape = AWTAccessor.getWindowAccessor().getShape((Window)target); 454 if (shape != null) { 455 applyShape(Region.getInstance(shape, null)); 456 } 457 } 458 459 private void updateOpacity() { 460 // float opacity = ((Window)target).getOpacity(); 461 float opacity = AWTAccessor.getWindowAccessor().getOpacity((Window)target); 462 if (opacity < 1.0f) { 463 setOpacity(opacity); 464 } 465 } 466 467 public void updateMinimumSize() { 468 //This function only saves minimumSize value in XWindowPeer 469 //Setting WMSizeHints is implemented in XDecoratedPeer 470 targetMinimumSize = (target.isMinimumSizeSet()) ? 471 target.getMinimumSize() : null; 472 } 473 474 public Dimension getTargetMinimumSize() { 475 return (targetMinimumSize == null) ? null : new Dimension(targetMinimumSize); 476 } 477 478 public XWindowPeer getOwnerPeer() { 479 return ownerPeer; 480 } 481 482 //Fix for 6318144: PIT:Setting Min Size bigger than current size enlarges 483 //the window but fails to revalidate, Sol-CDE 484 //This bug is regression for 485 //5025858: Resizing a decorated frame triggers componentResized event twice. 486 //Since events are not posted from Component.setBounds we need to send them here. 487 //Note that this function is overriden in XDecoratedPeer so event 488 //posting is not changing for decorated peers 489 public void setBounds(int x, int y, int width, int height, int op) { 490 XToolkit.awtLock(); 491 try { 492 Rectangle oldBounds = getBounds(); 493 494 super.setBounds(x, y, width, height, op); 495 496 Rectangle bounds = getBounds(); 497 498 XSizeHints hints = getHints(); 499 setSizeHints(hints.get_flags() | XUtilConstants.PPosition | XUtilConstants.PSize, 500 bounds.x, bounds.y, bounds.width, bounds.height); 501 XWM.setMotifDecor(this, false, 0, 0); 502 503 boolean isResized = !bounds.getSize().equals(oldBounds.getSize()); 504 boolean isMoved = !bounds.getLocation().equals(oldBounds.getLocation()); 505 if (isMoved || isResized) { 506 repositionSecurityWarning(); 507 } 508 if (isResized) { 509 postEventToEventQueue(new ComponentEvent(getEventSource(), ComponentEvent.COMPONENT_RESIZED)); 510 } 511 if (isMoved) { 512 postEventToEventQueue(new ComponentEvent(getEventSource(), ComponentEvent.COMPONENT_MOVED)); 513 } 514 } finally { 515 XToolkit.awtUnlock(); 516 } 517 } 518 519 void updateFocusability() { 520 updateFocusableWindowState(); 521 XToolkit.awtLock(); 522 try { 523 XWMHints hints = getWMHints(); 524 hints.set_flags(hints.get_flags() | (int)XUtilConstants.InputHint); 525 hints.set_input(false/*isNativelyNonFocusableWindow() ? (0):(1)*/); 526 XlibWrapper.XSetWMHints(XToolkit.getDisplay(), getWindow(), hints.pData); 527 } 528 finally { 529 XToolkit.awtUnlock(); 530 } 531 } 532 533 public Insets getInsets() { 534 return new Insets(0, 0, 0, 0); 535 } 536 537 // NOTE: This method may be called by privileged threads. 538 // DO NOT INVOKE CLIENT CODE ON THIS THREAD! 539 public void handleIconify() { 540 postEvent(new WindowEvent((Window)target, WindowEvent.WINDOW_ICONIFIED)); 541 } 542 543 // NOTE: This method may be called by privileged threads. 544 // DO NOT INVOKE CLIENT CODE ON THIS THREAD! 545 public void handleDeiconify() { 546 postEvent(new WindowEvent((Window)target, WindowEvent.WINDOW_DEICONIFIED)); 547 } 548 549 // NOTE: This method may be called by privileged threads. 550 // DO NOT INVOKE CLIENT CODE ON THIS THREAD! 551 public void handleStateChange(int oldState, int newState) { 552 postEvent(new WindowEvent((Window)target, 553 WindowEvent.WINDOW_STATE_CHANGED, 554 oldState, newState)); 555 } 556 557 /** 558 * DEPRECATED: Replaced by getInsets(). 559 */ 560 public Insets insets() { 561 return getInsets(); 562 } 563 564 boolean isAutoRequestFocus() { 565 if (XToolkit.isToolkitThread()) { 566 return AWTAccessor.getWindowAccessor().isAutoRequestFocus((Window)target); 567 } else { 568 return ((Window)target).isAutoRequestFocus(); 569 } 570 } 571 572 /* 573 * Retrives real native focused window and converts it into Java peer. 574 */ 575 static XWindowPeer getNativeFocusedWindowPeer() { 576 XBaseWindow baseWindow = XToolkit.windowToXWindow(xGetInputFocus()); 577 return (baseWindow instanceof XWindowPeer) ? (XWindowPeer)baseWindow : 578 (baseWindow instanceof XFocusProxyWindow) ? 579 ((XFocusProxyWindow)baseWindow).getOwner() : null; 580 } 581 582 /* 583 * Retrives real native focused window and converts it into Java window. 584 */ 585 static Window getNativeFocusedWindow() { 586 XWindowPeer peer = getNativeFocusedWindowPeer(); 587 return peer != null ? (Window)peer.target : null; 588 } 589 590 boolean isFocusableWindow() { 591 if (XToolkit.isToolkitThread() || SunToolkit.isAWTLockHeldByCurrentThread()) 592 { 593 return cachedFocusableWindow; 594 } else { 595 return ((Window)target).isFocusableWindow(); 596 } 597 } 598 599 /* WARNING: don't call client code in this method! */ 600 boolean isFocusedWindowModalBlocker() { 601 return false; 602 } 603 604 long getFocusTargetWindow() { 605 return getContentWindow(); 606 } 607 608 /** 609 * Returns whether or not this window peer has native X window 610 * configured as non-focusable window. It might happen if: 611 * - Java window is non-focusable 612 * - Java window is simple Window(not Frame or Dialog) 613 */ 614 boolean isNativelyNonFocusableWindow() { 615 if (XToolkit.isToolkitThread() || SunToolkit.isAWTLockHeldByCurrentThread()) 616 { 617 return isSimpleWindow() || !cachedFocusableWindow; 618 } else { 619 return isSimpleWindow() || !(((Window)target).isFocusableWindow()); 620 } 621 } 622 623 public void handleWindowFocusIn_Dispatch() { 624 if (EventQueue.isDispatchThread()) { 625 XKeyboardFocusManagerPeer.getInstance().setCurrentFocusedWindow((Window) target); 626 WindowEvent we = new WindowEvent((Window)target, WindowEvent.WINDOW_GAINED_FOCUS); 627 SunToolkit.setSystemGenerated(we); 628 target.dispatchEvent(we); 629 } 630 } 631 632 public void handleWindowFocusInSync(long serial) { 633 WindowEvent we = new WindowEvent((Window)target, WindowEvent.WINDOW_GAINED_FOCUS); 634 XKeyboardFocusManagerPeer.getInstance().setCurrentFocusedWindow((Window) target); 635 sendEvent(we); 636 } 637 // NOTE: This method may be called by privileged threads. 638 // DO NOT INVOKE CLIENT CODE ON THIS THREAD! 639 public void handleWindowFocusIn(long serial) { 640 WindowEvent we = new WindowEvent((Window)target, WindowEvent.WINDOW_GAINED_FOCUS); 641 /* wrap in Sequenced, then post*/ 642 XKeyboardFocusManagerPeer.getInstance().setCurrentFocusedWindow((Window) target); 643 postEvent(wrapInSequenced((AWTEvent) we)); 644 } 645 646 // NOTE: This method may be called by privileged threads. 647 // DO NOT INVOKE CLIENT CODE ON THIS THREAD! 648 public void handleWindowFocusOut(Window oppositeWindow, long serial) { 649 WindowEvent we = new WindowEvent((Window)target, WindowEvent.WINDOW_LOST_FOCUS, oppositeWindow); 650 XKeyboardFocusManagerPeer.getInstance().setCurrentFocusedWindow(null); 651 XKeyboardFocusManagerPeer.getInstance().setCurrentFocusOwner(null); 652 /* wrap in Sequenced, then post*/ 653 postEvent(wrapInSequenced((AWTEvent) we)); 654 } 655 public void handleWindowFocusOutSync(Window oppositeWindow, long serial) { 656 WindowEvent we = new WindowEvent((Window)target, WindowEvent.WINDOW_LOST_FOCUS, oppositeWindow); 657 XKeyboardFocusManagerPeer.getInstance().setCurrentFocusedWindow(null); 658 XKeyboardFocusManagerPeer.getInstance().setCurrentFocusOwner(null); 659 sendEvent(we); 660 } 661 662 /* --- DisplayChangedListener Stuff --- */ 663 664 /* Xinerama 665 * called to check if we've been moved onto a different screen 666 * Based on checkNewXineramaScreen() in awt_GraphicsEnv.c 667 */ 668 public void checkIfOnNewScreen(Rectangle newBounds) { 669 if (!XToolkit.localEnv.runningXinerama()) { 670 return; 671 } 672 673 if (log.isLoggable(PlatformLogger.Level.FINEST)) { 674 log.finest("XWindowPeer: Check if we've been moved to a new screen since we're running in Xinerama mode"); 675 } 676 677 int area = newBounds.width * newBounds.height; 678 int intAmt, vertAmt, horizAmt; 679 int largestAmt = 0; 680 int curScreenNum = ((X11GraphicsDevice)getGraphicsConfiguration().getDevice()).getScreen(); 681 int newScreenNum = 0; 682 GraphicsDevice gds[] = XToolkit.localEnv.getScreenDevices(); 683 GraphicsConfiguration newGC = null; 684 Rectangle screenBounds; 685 686 XToolkit.awtUnlock(); 687 try { 688 for (int i = 0; i < gds.length; i++) { 689 screenBounds = gds[i].getDefaultConfiguration().getBounds(); 690 if (newBounds.intersects(screenBounds)) { 691 horizAmt = Math.min(newBounds.x + newBounds.width, 692 screenBounds.x + screenBounds.width) - 693 Math.max(newBounds.x, screenBounds.x); 694 vertAmt = Math.min(newBounds.y + newBounds.height, 695 screenBounds.y + screenBounds.height)- 696 Math.max(newBounds.y, screenBounds.y); 697 intAmt = horizAmt * vertAmt; 698 if (intAmt == area) { 699 // Completely on this screen - done! 700 newScreenNum = i; 701 newGC = gds[i].getDefaultConfiguration(); 702 break; 703 } 704 if (intAmt > largestAmt) { 705 largestAmt = intAmt; 706 newScreenNum = i; 707 newGC = gds[i].getDefaultConfiguration(); 708 } 709 } 710 } 711 } finally { 712 XToolkit.awtLock(); 713 } 714 if (newScreenNum != curScreenNum) { 715 if (log.isLoggable(PlatformLogger.Level.FINEST)) { 716 log.finest("XWindowPeer: Moved to a new screen"); 717 } 718 executeDisplayChangedOnEDT(newGC); 719 } 720 } 721 722 /** 723 * Helper method that executes the displayChanged(screen) method on 724 * the event dispatch thread. This method is used in the Xinerama case 725 * and after display mode change events. 726 */ 727 private void executeDisplayChangedOnEDT(final GraphicsConfiguration gc) { 728 Runnable dc = new Runnable() { 729 public void run() { 730 AWTAccessor.getComponentAccessor(). 731 setGraphicsConfiguration(target, gc); 732 } 733 }; 734 SunToolkit.executeOnEventHandlerThread(target, dc); 735 } 736 737 /** 738 * From the DisplayChangedListener interface; called from 739 * X11GraphicsDevice when the display mode has been changed. 740 */ 741 public void displayChanged() { 742 executeDisplayChangedOnEDT(getGraphicsConfiguration()); 743 } 744 745 /** 746 * From the DisplayChangedListener interface; top-levels do not need 747 * to react to this event. 748 */ 749 public void paletteChanged() { 750 } 751 752 private Point queryXLocation() 753 { 754 return XlibUtil.translateCoordinates(getContentWindow(), XlibWrapper 755 .RootWindow(XToolkit.getDisplay(), 756 getScreenNumber()), 757 new Point(0, 0), getScale()); 758 } 759 760 protected Point getNewLocation(XConfigureEvent xe, int leftInset, int topInset) { 761 // Bounds of the window 762 Rectangle targetBounds = AWTAccessor.getComponentAccessor().getBounds(target); 763 764 int runningWM = XWM.getWMID(); 765 Point newLocation = targetBounds.getLocation(); 766 if (xe.get_send_event() || runningWM == XWM.NO_WM || XWM.isNonReparentingWM()) { 767 // Location, Client size + insets 768 newLocation = new Point(scaleDown(xe.get_x()) - leftInset, 769 scaleDown(xe.get_y()) - topInset); 770 } else { 771 // ICCCM 4.1.5 states that a real ConfigureNotify will be sent when 772 // a window is resized but the client can not tell if the window was 773 // moved or not. The client should consider the position as unkown 774 // and use TranslateCoordinates to find the actual position. 775 // 776 // TODO this should be the default for every case. 777 switch (runningWM) { 778 case XWM.CDE_WM: 779 case XWM.MOTIF_WM: 780 case XWM.METACITY_WM: 781 case XWM.MUTTER_WM: 782 case XWM.SAWFISH_WM: 783 { 784 Point xlocation = queryXLocation(); 785 if (log.isLoggable(PlatformLogger.Level.FINE)) { 786 log.fine("New X location: {0}", xlocation); 787 } 788 if (xlocation != null) { 789 newLocation = xlocation; 790 } 791 break; 792 } 793 default: 794 break; 795 } 796 } 797 return newLocation; 798 } 799 800 /* 801 * Overridden to check if we need to update our GraphicsDevice/Config 802 * Added for 4934052. 803 */ 804 @Override 805 public void handleConfigureNotifyEvent(XEvent xev) { 806 assert (SunToolkit.isAWTLockHeldByCurrentThread()); 807 XConfigureEvent xe = xev.get_xconfigure(); 808 if (insLog.isLoggable(PlatformLogger.Level.FINE)) { 809 insLog.fine(xe.toString()); 810 } 811 checkIfOnNewScreen(toGlobal(new Rectangle(scaleDown(xe.get_x()), 812 scaleDown(xe.get_y()), 813 scaleDown(xe.get_width()), 814 scaleDown(xe.get_height())))); 815 816 Rectangle oldBounds = getBounds(); 817 818 x = scaleDown(xe.get_x()); 819 y = scaleDown(xe.get_y()); 820 width = scaleDown(xe.get_width()); 821 height = scaleDown(xe.get_height()); 822 823 if (!getBounds().getSize().equals(oldBounds.getSize())) { 824 AWTAccessor.getComponentAccessor().setSize(target, width, height); 825 postEvent(new ComponentEvent(target, ComponentEvent.COMPONENT_RESIZED)); 826 } 827 if (!getBounds().getLocation().equals(oldBounds.getLocation())) { 828 AWTAccessor.getComponentAccessor().setLocation(target, x, y); 829 postEvent(new ComponentEvent(target, ComponentEvent.COMPONENT_MOVED)); 830 } 831 832 repositionSecurityWarning(); 833 } 834 835 final void requestXFocus(long time) { 836 requestXFocus(time, true); 837 } 838 839 final void requestXFocus() { 840 requestXFocus(0, false); 841 } 842 843 /** 844 * Requests focus to this top-level. Descendants should override to provide 845 * implementations based on a class of top-level. 846 */ 847 protected void requestXFocus(long time, boolean timeProvided) { 848 // Since in XAWT focus is synthetic and all basic Windows are 849 // override_redirect all we can do is check whether our parent 850 // is active. If it is - we can freely synthesize focus transfer. 851 // Luckily, this logic is already implemented in requestWindowFocus. 852 if (focusLog.isLoggable(PlatformLogger.Level.FINE)) { 853 focusLog.fine("Requesting window focus"); 854 } 855 requestWindowFocus(time, timeProvided); 856 } 857 858 public final boolean focusAllowedFor() { 859 if (isNativelyNonFocusableWindow()) { 860 return false; 861 } 862 /* 863 Window target = (Window)this.target; 864 if (!target.isVisible() || 865 !target.isEnabled() || 866 !target.isFocusable()) 867 { 868 return false; 869 } 870 */ 871 if (isModalBlocked()) { 872 return false; 873 } 874 return true; 875 } 876 877 public void handleFocusEvent(XEvent xev) { 878 XFocusChangeEvent xfe = xev.get_xfocus(); 879 FocusEvent fe; 880 if (focusLog.isLoggable(PlatformLogger.Level.FINE)) { 881 focusLog.fine("{0}", xfe); 882 } 883 if (isEventDisabled(xev)) { 884 return; 885 } 886 if (xev.get_type() == XConstants.FocusIn) 887 { 888 // If this window is non-focusable don't post any java focus event 889 if (focusAllowedFor()) { 890 if (xfe.get_mode() == XConstants.NotifyNormal // Normal notify 891 || xfe.get_mode() == XConstants.NotifyWhileGrabbed) // Alt-Tab notify 892 { 893 handleWindowFocusIn(xfe.get_serial()); 894 } 895 } 896 } 897 else 898 { 899 if (xfe.get_mode() == XConstants.NotifyNormal // Normal notify 900 || xfe.get_mode() == XConstants.NotifyWhileGrabbed) // Alt-Tab notify 901 { 902 // If this window is non-focusable don't post any java focus event 903 if (!isNativelyNonFocusableWindow()) { 904 XWindowPeer oppositeXWindow = getNativeFocusedWindowPeer(); 905 Object oppositeTarget = (oppositeXWindow!=null)? oppositeXWindow.getTarget() : null; 906 Window oppositeWindow = null; 907 if (oppositeTarget instanceof Window) { 908 oppositeWindow = (Window) oppositeTarget; 909 } 910 // Check if opposite window is non-focusable. In that case we don't want to 911 // post any event. 912 if (oppositeXWindow != null && oppositeXWindow.isNativelyNonFocusableWindow()) { 913 return; 914 } 915 if (this == oppositeXWindow) { 916 oppositeWindow = null; 917 } else if (oppositeXWindow instanceof XDecoratedPeer) { 918 if (((XDecoratedPeer) oppositeXWindow).actualFocusedWindow != null) { 919 oppositeXWindow = ((XDecoratedPeer) oppositeXWindow).actualFocusedWindow; 920 oppositeTarget = oppositeXWindow.getTarget(); 921 if (oppositeTarget instanceof Window 922 && oppositeXWindow.isVisible() 923 && oppositeXWindow.isNativelyNonFocusableWindow()) 924 { 925 oppositeWindow = ((Window) oppositeTarget); 926 } 927 } 928 } 929 handleWindowFocusOut(oppositeWindow, xfe.get_serial()); 930 } 931 } 932 } 933 } 934 935 void setSaveUnder(boolean state) {} 936 937 public void toFront() { 938 if (isOverrideRedirect() && mustControlStackPosition) { 939 mustControlStackPosition = false; 940 removeRootPropertyEventDispatcher(); 941 } 942 if (isVisible()) { 943 super.toFront(); 944 if (isFocusableWindow() && isAutoRequestFocus() && 945 !isModalBlocked() && !isWithdrawn()) 946 { 947 requestInitialFocus(); 948 } 949 } else { 950 setVisible(true); 951 } 952 } 953 954 public void toBack() { 955 XToolkit.awtLock(); 956 try { 957 if(!isOverrideRedirect()) { 958 XlibWrapper.XLowerWindow(XToolkit.getDisplay(), getWindow()); 959 }else{ 960 lowerOverrideRedirect(); 961 } 962 } 963 finally { 964 XToolkit.awtUnlock(); 965 } 966 } 967 private void lowerOverrideRedirect() { 968 // 969 // make new hash of toplevels of all windows from 'windows' hash. 970 // FIXME: do not call them "toplevel" as it is misleading. 971 // 972 HashSet<Long> toplevels = new HashSet<>(); 973 long topl = 0, mytopl = 0; 974 975 for (XWindowPeer xp : windows) { 976 topl = getToplevelWindow( xp.getWindow() ); 977 if( xp.equals( this ) ) { 978 mytopl = topl; 979 } 980 if( topl > 0 ) 981 toplevels.add( Long.valueOf( topl ) ); 982 } 983 984 // 985 // find in the root's tree: 986 // (1) my toplevel, (2) lowest java toplevel, (3) desktop 987 // We must enforce (3), (1), (2) order, upward; 988 // note that nautilus on the next restacking will do (1),(3),(2). 989 // 990 long laux, wDesktop = -1, wBottom = -1; 991 int iMy = -1, iDesktop = -1, iBottom = -1; 992 int i = 0; 993 XQueryTree xqt = new XQueryTree(XToolkit.getDefaultRootWindow()); 994 try { 995 if( xqt.execute() > 0 ) { 996 int nchildren = xqt.get_nchildren(); 997 long children = xqt.get_children(); 998 for(i = 0; i < nchildren; i++) { 999 laux = Native.getWindow(children, i); 1000 if( laux == mytopl ) { 1001 iMy = i; 1002 }else if( isDesktopWindow( laux ) ) { 1003 // we need topmost desktop of them all. 1004 iDesktop = i; 1005 wDesktop = laux; 1006 }else if(iBottom < 0 && 1007 toplevels.contains( Long.valueOf(laux) ) && 1008 laux != mytopl) { 1009 iBottom = i; 1010 wBottom = laux; 1011 } 1012 } 1013 } 1014 1015 if( (iMy < iBottom || iBottom < 0 )&& iDesktop < iMy) 1016 return; // no action necessary 1017 1018 long to_restack = Native.allocateLongArray(2); 1019 Native.putLong(to_restack, 0, wBottom); 1020 Native.putLong(to_restack, 1, mytopl); 1021 XlibWrapper.XRestackWindows(XToolkit.getDisplay(), to_restack, 2); 1022 XlibWrapper.unsafe.freeMemory(to_restack); 1023 1024 1025 if( !mustControlStackPosition ) { 1026 mustControlStackPosition = true; 1027 // add root window property listener: 1028 // somebody (eg nautilus desktop) may obscure us 1029 addRootPropertyEventDispatcher(); 1030 } 1031 } finally { 1032 xqt.dispose(); 1033 } 1034 } 1035 /** 1036 Get XID of closest to root window in a given window hierarchy. 1037 FIXME: do not call it "toplevel" as it is misleading. 1038 On error return 0. 1039 */ 1040 private long getToplevelWindow( long w ) { 1041 long wi = w, ret, root; 1042 do { 1043 ret = wi; 1044 XQueryTree qt = new XQueryTree(wi); 1045 try { 1046 if (qt.execute() == 0) { 1047 return 0; 1048 } 1049 root = qt.get_root(); 1050 wi = qt.get_parent(); 1051 } finally { 1052 qt.dispose(); 1053 } 1054 1055 } while (wi != root); 1056 1057 return ret; 1058 } 1059 1060 private static boolean isDesktopWindow( long wi ) { 1061 return XWM.getWM().isDesktopWindow( wi ); 1062 } 1063 1064 private void updateAlwaysOnTop() { 1065 if (log.isLoggable(PlatformLogger.Level.FINE)) { 1066 log.fine("Promoting always-on-top state {0}", Boolean.valueOf(alwaysOnTop)); 1067 } 1068 XWM.getWM().setLayer(this, 1069 alwaysOnTop ? 1070 XLayerProtocol.LAYER_ALWAYS_ON_TOP : 1071 XLayerProtocol.LAYER_NORMAL); 1072 } 1073 1074 public void updateAlwaysOnTopState() { 1075 this.alwaysOnTop = ((Window) this.target).isAlwaysOnTop(); 1076 updateAlwaysOnTop(); 1077 } 1078 1079 boolean isLocationByPlatform() { 1080 return locationByPlatform; 1081 } 1082 1083 private void promoteDefaultPosition() { 1084 this.locationByPlatform = ((Window)target).isLocationByPlatform(); 1085 if (locationByPlatform) { 1086 XToolkit.awtLock(); 1087 try { 1088 Rectangle bounds = getBounds(); 1089 XSizeHints hints = getHints(); 1090 setSizeHints(hints.get_flags() & ~(XUtilConstants.USPosition | XUtilConstants.PPosition), 1091 bounds.x, bounds.y, bounds.width, bounds.height); 1092 } finally { 1093 XToolkit.awtUnlock(); 1094 } 1095 } 1096 } 1097 1098 public void setVisible(boolean vis) { 1099 if (!isVisible() && vis) { 1100 isBeforeFirstMapNotify = true; 1101 winAttr.initialFocus = isAutoRequestFocus(); 1102 if (!winAttr.initialFocus) { 1103 /* 1104 * It's easier and safer to temporary suppress WM_TAKE_FOCUS 1105 * protocol itself than to ignore WM_TAKE_FOCUS client message. 1106 * Because we will have to make the difference between 1107 * the message come after showing and the message come after 1108 * activation. Also, on Metacity, for some reason, we have _two_ 1109 * WM_TAKE_FOCUS client messages when showing a frame/dialog. 1110 */ 1111 suppressWmTakeFocus(true); 1112 } 1113 } 1114 updateFocusability(); 1115 promoteDefaultPosition(); 1116 if (!vis && warningWindow != null) { 1117 warningWindow.setSecurityWarningVisible(false, false); 1118 } 1119 super.setVisible(vis); 1120 if (!vis && !isWithdrawn()) { 1121 // ICCCM, 4.1.4. Changing Window State: 1122 // "Iconic -> Withdrawn - The client should unmap the window and follow it 1123 // with a synthetic UnmapNotify event as described later in this section." 1124 // The same is true for Normal -> Withdrawn 1125 XToolkit.awtLock(); 1126 try { 1127 XUnmapEvent unmap = new XUnmapEvent(); 1128 unmap.set_window(window); 1129 unmap.set_event(XToolkit.getDefaultRootWindow()); 1130 unmap.set_type(XConstants.UnmapNotify); 1131 unmap.set_from_configure(false); 1132 XlibWrapper.XSendEvent(XToolkit.getDisplay(), XToolkit.getDefaultRootWindow(), 1133 false, XConstants.SubstructureNotifyMask | XConstants.SubstructureRedirectMask, 1134 unmap.pData); 1135 unmap.dispose(); 1136 } 1137 finally { 1138 XToolkit.awtUnlock(); 1139 } 1140 } 1141 // method called somewhere in parent does not generate configure-notify 1142 // event for override-redirect. 1143 // Ergo, no reshape and bugs like 5085647 in case setBounds was 1144 // called before setVisible. 1145 if (isOverrideRedirect() && vis) { 1146 updateChildrenSizes(); 1147 } 1148 repositionSecurityWarning(); 1149 } 1150 1151 protected void suppressWmTakeFocus(boolean doSuppress) { 1152 } 1153 1154 final boolean isSimpleWindow() { 1155 return !(target instanceof Frame || target instanceof Dialog); 1156 } 1157 boolean hasWarningWindow() { 1158 return ((Window)target).getWarningString() != null; 1159 } 1160 1161 // The height of menu bar window 1162 int getMenuBarHeight() { 1163 return 0; 1164 } 1165 1166 // Called when shell changes its size and requires children windows 1167 // to update their sizes appropriately 1168 void updateChildrenSizes() { 1169 } 1170 1171 public void repositionSecurityWarning() { 1172 // NOTE: On KWin if the window/border snapping option is enabled, 1173 // the Java window may be swinging while it's being moved. 1174 // This doesn't make the application unusable though looks quite ugly. 1175 // Probobly we need to find some hint to assign to our Security 1176 // Warning window in order to exclude it from the snapping option. 1177 // We are not currently aware of existance of such a property. 1178 if (warningWindow != null) { 1179 // We can't use the coordinates stored in the XBaseWindow since 1180 // they are zeros for decorated frames. 1181 ComponentAccessor compAccessor = AWTAccessor.getComponentAccessor(); 1182 int x = compAccessor.getX(target); 1183 int y = compAccessor.getY(target); 1184 int width = compAccessor.getWidth(target); 1185 int height = compAccessor.getHeight(target); 1186 warningWindow.reposition(x, y, width, height); 1187 } 1188 } 1189 1190 @Override 1191 protected void setMouseAbove(boolean above) { 1192 super.setMouseAbove(above); 1193 updateSecurityWarningVisibility(); 1194 } 1195 1196 @Override 1197 public void setFullScreenExclusiveModeState(boolean state) { 1198 super.setFullScreenExclusiveModeState(state); 1199 updateSecurityWarningVisibility(); 1200 } 1201 1202 public void updateSecurityWarningVisibility() { 1203 if (warningWindow == null) { 1204 return; 1205 } 1206 1207 if (!isVisible()) { 1208 return; // The warning window should already be hidden. 1209 } 1210 1211 boolean show = false; 1212 1213 if (!isFullScreenExclusiveMode()) { 1214 int state = getWMState(); 1215 1216 // getWMState() always returns 0 (Withdrawn) for simple windows. Hence 1217 // we ignore the state for such windows. 1218 if (isVisible() && (state == XUtilConstants.NormalState || isSimpleWindow())) { 1219 if (XKeyboardFocusManagerPeer.getInstance().getCurrentFocusedWindow() == 1220 getTarget()) 1221 { 1222 show = true; 1223 } 1224 1225 if (isMouseAbove() || warningWindow.isMouseAbove()) 1226 { 1227 show = true; 1228 } 1229 } 1230 } 1231 1232 warningWindow.setSecurityWarningVisible(show, true); 1233 } 1234 1235 boolean isOverrideRedirect() { 1236 return XWM.getWMID() == XWM.OPENLOOK_WM || 1237 Window.Type.POPUP.equals(getWindowType()); 1238 } 1239 1240 final boolean isOLWMDecorBug() { 1241 return XWM.getWMID() == XWM.OPENLOOK_WM && 1242 winAttr.nativeDecor == false; 1243 } 1244 1245 public void dispose() { 1246 if (isGrabbed()) { 1247 if (grabLog.isLoggable(PlatformLogger.Level.FINE)) { 1248 grabLog.fine("Generating UngrabEvent on {0} because of the window disposal", this); 1249 } 1250 postEventToEventQueue(new sun.awt.UngrabEvent(getEventSource())); 1251 } 1252 1253 SunToolkit.awtLock(); 1254 1255 try { 1256 windows.remove(this); 1257 } finally { 1258 SunToolkit.awtUnlock(); 1259 } 1260 1261 if (warningWindow != null) { 1262 warningWindow.destroy(); 1263 } 1264 1265 removeRootPropertyEventDispatcher(); 1266 mustControlStackPosition = false; 1267 super.dispose(); 1268 1269 /* 1270 * Fix for 6457980. 1271 * When disposing an owned Window we should implicitly 1272 * return focus to its decorated owner because it won't 1273 * receive WM_TAKE_FOCUS. 1274 */ 1275 if (isSimpleWindow()) { 1276 if (target == XKeyboardFocusManagerPeer.getInstance().getCurrentFocusedWindow()) { 1277 Window owner = getDecoratedOwner((Window)target); 1278 ((XWindowPeer)AWTAccessor.getComponentAccessor().getPeer(owner)).requestWindowFocus(); 1279 } 1280 } 1281 } 1282 1283 boolean isResizable() { 1284 return winAttr.isResizable; 1285 } 1286 1287 public void handleVisibilityEvent(XEvent xev) { 1288 super.handleVisibilityEvent(xev); 1289 XVisibilityEvent ve = xev.get_xvisibility(); 1290 winAttr.visibilityState = ve.get_state(); 1291 // if (ve.get_state() == XlibWrapper.VisibilityUnobscured) { 1292 // // raiseInputMethodWindow 1293 // } 1294 repositionSecurityWarning(); 1295 } 1296 1297 void handleRootPropertyNotify(XEvent xev) { 1298 XPropertyEvent ev = xev.get_xproperty(); 1299 if( mustControlStackPosition && 1300 ev.get_atom() == XAtom.get("_NET_CLIENT_LIST_STACKING").getAtom()){ 1301 // Restore stack order unhadled/spoiled by WM or some app (nautilus). 1302 // As of now, don't use any generic machinery: just 1303 // do toBack() again. 1304 if(isOverrideRedirect()) { 1305 toBack(); 1306 } 1307 } 1308 } 1309 1310 private void removeStartupNotification() { 1311 if (isStartupNotificationRemoved.getAndSet(true)) { 1312 return; 1313 } 1314 1315 final String desktopStartupId = AccessController.doPrivileged(new PrivilegedAction<String>() { 1316 public String run() { 1317 return XToolkit.getEnv("DESKTOP_STARTUP_ID"); 1318 } 1319 }); 1320 if (desktopStartupId == null) { 1321 return; 1322 } 1323 1324 final StringBuilder messageBuilder = new StringBuilder("remove: ID="); 1325 messageBuilder.append('"'); 1326 for (int i = 0; i < desktopStartupId.length(); i++) { 1327 if (desktopStartupId.charAt(i) == '"' || desktopStartupId.charAt(i) == '\\') { 1328 messageBuilder.append('\\'); 1329 } 1330 messageBuilder.append(desktopStartupId.charAt(i)); 1331 } 1332 messageBuilder.append('"'); 1333 messageBuilder.append('\0'); 1334 final byte[] message; 1335 try { 1336 message = messageBuilder.toString().getBytes("UTF-8"); 1337 } catch (UnsupportedEncodingException cannotHappen) { 1338 return; 1339 } 1340 1341 XClientMessageEvent req = null; 1342 1343 XToolkit.awtLock(); 1344 try { 1345 final XAtom netStartupInfoBeginAtom = XAtom.get("_NET_STARTUP_INFO_BEGIN"); 1346 final XAtom netStartupInfoAtom = XAtom.get("_NET_STARTUP_INFO"); 1347 1348 req = new XClientMessageEvent(); 1349 req.set_type(XConstants.ClientMessage); 1350 req.set_window(getWindow()); 1351 req.set_message_type(netStartupInfoBeginAtom.getAtom()); 1352 req.set_format(8); 1353 1354 for (int pos = 0; pos < message.length; pos += 20) { 1355 final int msglen = Math.min(message.length - pos, 20); 1356 int i = 0; 1357 for (; i < msglen; i++) { 1358 XlibWrapper.unsafe.putByte(req.get_data() + i, message[pos + i]); 1359 } 1360 for (; i < 20; i++) { 1361 XlibWrapper.unsafe.putByte(req.get_data() + i, (byte)0); 1362 } 1363 XlibWrapper.XSendEvent(XToolkit.getDisplay(), 1364 XlibWrapper.RootWindow(XToolkit.getDisplay(), getScreenNumber()), 1365 false, 1366 XConstants.PropertyChangeMask, 1367 req.pData); 1368 req.set_message_type(netStartupInfoAtom.getAtom()); 1369 } 1370 } finally { 1371 XToolkit.awtUnlock(); 1372 if (req != null) { 1373 req.dispose(); 1374 } 1375 } 1376 } 1377 1378 public void handleMapNotifyEvent(XEvent xev) { 1379 removeStartupNotification(); 1380 1381 // See 6480534. 1382 isUnhiding |= isWMStateNetHidden(); 1383 1384 super.handleMapNotifyEvent(xev); 1385 if (!winAttr.initialFocus) { 1386 suppressWmTakeFocus(false); // restore the protocol. 1387 /* 1388 * For some reason, on Metacity, a frame/dialog being shown 1389 * without WM_TAKE_FOCUS protocol doesn't get moved to the front. 1390 * So, we do it evidently. 1391 */ 1392 XToolkit.awtLock(); 1393 try { 1394 XlibWrapper.XRaiseWindow(XToolkit.getDisplay(), getWindow()); 1395 } finally { 1396 XToolkit.awtUnlock(); 1397 } 1398 } 1399 if (shouldFocusOnMapNotify()) { 1400 focusLog.fine("Automatically request focus on window"); 1401 requestInitialFocus(); 1402 } 1403 isUnhiding = false; 1404 isBeforeFirstMapNotify = false; 1405 updateAlwaysOnTop(); 1406 1407 synchronized (getStateLock()) { 1408 if (!isMapped) { 1409 isMapped = true; 1410 } 1411 } 1412 } 1413 1414 public void handleUnmapNotifyEvent(XEvent xev) { 1415 super.handleUnmapNotifyEvent(xev); 1416 1417 // On Metacity UnmapNotify comes before PropertyNotify (for _NET_WM_STATE_HIDDEN). 1418 // So we also check for the property later in MapNotify. See 6480534. 1419 isUnhiding |= isWMStateNetHidden(); 1420 1421 synchronized (getStateLock()) { 1422 if (isMapped) { 1423 isMapped = false; 1424 } 1425 } 1426 } 1427 1428 private boolean shouldFocusOnMapNotify() { 1429 boolean res = false; 1430 1431 if (isBeforeFirstMapNotify) { 1432 res = (winAttr.initialFocus || // Window.autoRequestFocus 1433 isFocusedWindowModalBlocker()); 1434 } else { 1435 res = isUnhiding; // Unhiding 1436 } 1437 res = res && 1438 isFocusableWindow() && // General focusability 1439 !isModalBlocked(); // Modality 1440 1441 return res; 1442 } 1443 1444 protected boolean isWMStateNetHidden() { 1445 XNETProtocol protocol = XWM.getWM().getNETProtocol(); 1446 return (protocol != null && protocol.isWMStateNetHidden(this)); 1447 } 1448 1449 protected void requestInitialFocus() { 1450 requestXFocus(); 1451 } 1452 1453 public void addToplevelStateListener(ToplevelStateListener l){ 1454 toplevelStateListeners.add(l); 1455 } 1456 1457 public void removeToplevelStateListener(ToplevelStateListener l){ 1458 toplevelStateListeners.remove(l); 1459 } 1460 1461 /** 1462 * Override this methods to get notifications when top-level window state changes. The state is 1463 * meant in terms of ICCCM: WithdrawnState, IconicState, NormalState 1464 */ 1465 @Override 1466 protected void stateChanged(long time, int oldState, int newState) { 1467 // Fix for 6401700, 6412803 1468 // If this window is modal blocked, it is put into the transient_for 1469 // chain using prevTransientFor and nextTransientFor hints. However, 1470 // the real WM_TRANSIENT_FOR hint shouldn't be set for windows in 1471 // different WM states (except for owner-window relationship), so 1472 // if the window changes its state, its real WM_TRANSIENT_FOR hint 1473 // should be updated accordingly. 1474 updateTransientFor(); 1475 1476 for (ToplevelStateListener topLevelListenerTmp : toplevelStateListeners) { 1477 topLevelListenerTmp.stateChangedICCCM(oldState, newState); 1478 } 1479 1480 updateSecurityWarningVisibility(); 1481 } 1482 1483 boolean isWithdrawn() { 1484 return getWMState() == XUtilConstants.WithdrawnState; 1485 } 1486 1487 boolean hasDecorations(int decor) { 1488 if (!winAttr.nativeDecor) { 1489 return false; 1490 } 1491 else { 1492 int myDecor = winAttr.decorations; 1493 boolean hasBits = ((myDecor & decor) == decor); 1494 if ((myDecor & XWindowAttributesData.AWT_DECOR_ALL) != 0) 1495 return !hasBits; 1496 else 1497 return hasBits; 1498 } 1499 } 1500 1501 void setReparented(boolean newValue) { 1502 super.setReparented(newValue); 1503 XToolkit.awtLock(); 1504 try { 1505 if (isReparented() && delayedModalBlocking) { 1506 addToTransientFors(AWTAccessor.getComponentAccessor().getPeer(modalBlocker)); 1507 delayedModalBlocking = false; 1508 } 1509 } finally { 1510 XToolkit.awtUnlock(); 1511 } 1512 } 1513 1514 /* 1515 * Returns a Vector of all Java top-level windows, 1516 * sorted by their current Z-order 1517 */ 1518 static Vector<XWindowPeer> collectJavaToplevels() { 1519 Vector<XWindowPeer> javaToplevels = new Vector<XWindowPeer>(); 1520 Vector<Long> v = new Vector<Long>(); 1521 X11GraphicsEnvironment ge = 1522 (X11GraphicsEnvironment)GraphicsEnvironment.getLocalGraphicsEnvironment(); 1523 GraphicsDevice[] gds = ge.getScreenDevices(); 1524 if (!ge.runningXinerama() && (gds.length > 1)) { 1525 for (GraphicsDevice gd : gds) { 1526 int screen = ((X11GraphicsDevice)gd).getScreen(); 1527 long rootWindow = XlibWrapper.RootWindow(XToolkit.getDisplay(), screen); 1528 v.add(rootWindow); 1529 } 1530 } else { 1531 v.add(XToolkit.getDefaultRootWindow()); 1532 } 1533 final int windowsCount = windows.size(); 1534 while ((v.size() > 0) && (javaToplevels.size() < windowsCount)) { 1535 long win = v.remove(0); 1536 XQueryTree qt = new XQueryTree(win); 1537 try { 1538 if (qt.execute() != 0) { 1539 int nchildren = qt.get_nchildren(); 1540 long children = qt.get_children(); 1541 // XQueryTree returns window children ordered by z-order 1542 for (int i = 0; i < nchildren; i++) { 1543 long child = Native.getWindow(children, i); 1544 XBaseWindow childWindow = XToolkit.windowToXWindow(child); 1545 // filter out Java non-toplevels 1546 if ((childWindow != null) && !(childWindow instanceof XWindowPeer)) { 1547 continue; 1548 } else { 1549 v.add(child); 1550 } 1551 if (childWindow instanceof XWindowPeer) { 1552 XWindowPeer np = (XWindowPeer)childWindow; 1553 javaToplevels.add(np); 1554 // XQueryTree returns windows sorted by their z-order. However, 1555 // if WM has not handled transient for hint for a child window, 1556 // it may appear in javaToplevels before its owner. Move such 1557 // children after their owners. 1558 int k = 0; 1559 XWindowPeer toCheck = javaToplevels.get(k); 1560 while (toCheck != np) { 1561 XWindowPeer toCheckOwnerPeer = toCheck.getOwnerPeer(); 1562 if (toCheckOwnerPeer == np) { 1563 javaToplevels.remove(k); 1564 javaToplevels.add(toCheck); 1565 } else { 1566 k++; 1567 } 1568 toCheck = javaToplevels.get(k); 1569 } 1570 } 1571 } 1572 } 1573 } finally { 1574 qt.dispose(); 1575 } 1576 } 1577 return javaToplevels; 1578 } 1579 1580 public void setModalBlocked(Dialog d, boolean blocked) { 1581 setModalBlocked(d, blocked, null); 1582 } 1583 public void setModalBlocked(Dialog d, boolean blocked, 1584 Vector<XWindowPeer> javaToplevels) 1585 { 1586 XToolkit.awtLock(); 1587 try { 1588 // State lock should always be after awtLock 1589 synchronized(getStateLock()) { 1590 XDialogPeer blockerPeer = AWTAccessor.getComponentAccessor().getPeer(d); 1591 if (blocked) { 1592 if (log.isLoggable(PlatformLogger.Level.FINE)) { 1593 log.fine("{0} is blocked by {1}", this, blockerPeer); 1594 } 1595 modalBlocker = d; 1596 1597 if (isReparented() || XWM.isNonReparentingWM()) { 1598 addToTransientFors(blockerPeer, javaToplevels); 1599 } else { 1600 delayedModalBlocking = true; 1601 } 1602 } else { 1603 if (d != modalBlocker) { 1604 throw new IllegalStateException("Trying to unblock window blocked by another dialog"); 1605 } 1606 modalBlocker = null; 1607 1608 if (isReparented() || XWM.isNonReparentingWM()) { 1609 removeFromTransientFors(); 1610 } else { 1611 delayedModalBlocking = false; 1612 } 1613 } 1614 1615 updateTransientFor(); 1616 } 1617 } finally { 1618 XToolkit.awtUnlock(); 1619 } 1620 } 1621 1622 /* 1623 * Sets the TRANSIENT_FOR hint to the given top-level window. This 1624 * method is used when a window is modal blocked/unblocked or 1625 * changed its state from/to NormalState to/from other states. 1626 * If window or transientForWindow are embedded frames, the containing 1627 * top-level windows are used. 1628 * 1629 * @param window specifies the top-level window that the hint 1630 * is to be set to 1631 * @param transientForWindow the top-level window 1632 * @param updateChain specifies if next/prevTransientFor fields are 1633 * to be updated 1634 * @param allStates if set to {@code true} then TRANSIENT_FOR hint 1635 * is set regardless of the state of window and transientForWindow, 1636 * otherwise it is set only if both are in the same state 1637 */ 1638 static void setToplevelTransientFor(XWindowPeer window, XWindowPeer transientForWindow, 1639 boolean updateChain, boolean allStates) 1640 { 1641 if ((window == null) || (transientForWindow == null)) { 1642 return; 1643 } 1644 if (updateChain) { 1645 window.prevTransientFor = transientForWindow; 1646 transientForWindow.nextTransientFor = window; 1647 } 1648 if (window.curRealTransientFor == transientForWindow) { 1649 return; 1650 } 1651 if (!allStates && (window.getWMState() != transientForWindow.getWMState())) { 1652 return; 1653 } 1654 if (window.getScreenNumber() != transientForWindow.getScreenNumber()) { 1655 return; 1656 } 1657 long bpw = window.getWindow(); 1658 while (!XlibUtil.isToplevelWindow(bpw) && !XlibUtil.isXAWTToplevelWindow(bpw)) { 1659 bpw = XlibUtil.getParentWindow(bpw); 1660 } 1661 long tpw = transientForWindow.getWindow(); 1662 while (!XlibUtil.isToplevelWindow(tpw) && !XlibUtil.isXAWTToplevelWindow(tpw)) { 1663 tpw = XlibUtil.getParentWindow(tpw); 1664 } 1665 XlibWrapper.XSetTransientFor(XToolkit.getDisplay(), bpw, tpw); 1666 window.curRealTransientFor = transientForWindow; 1667 } 1668 1669 /* 1670 * This method does nothing if this window is not blocked by any modal dialog. 1671 * For modal blocked windows this method looks up for the nearest 1672 * prevTransiendFor window that is in the same state (Normal/Iconified/Withdrawn) 1673 * as this one and makes this window transient for it. The same operation is 1674 * performed for nextTransientFor window. 1675 * Values of prevTransientFor and nextTransientFor fields are not changed. 1676 */ 1677 void updateTransientFor() { 1678 int state = getWMState(); 1679 XWindowPeer p = prevTransientFor; 1680 while ((p != null) && ((p.getWMState() != state) || (p.getScreenNumber() != getScreenNumber()))) { 1681 p = p.prevTransientFor; 1682 } 1683 if (p != null) { 1684 setToplevelTransientFor(this, p, false, false); 1685 } else { 1686 restoreTransientFor(this); 1687 } 1688 XWindowPeer n = nextTransientFor; 1689 while ((n != null) && ((n.getWMState() != state) || (n.getScreenNumber() != getScreenNumber()))) { 1690 n = n.nextTransientFor; 1691 } 1692 if (n != null) { 1693 setToplevelTransientFor(n, this, false, false); 1694 } 1695 } 1696 1697 /* 1698 * Removes the TRANSIENT_FOR hint from the given top-level window. 1699 * If window or transientForWindow are embedded frames, the containing 1700 * top-level windows are used. 1701 * 1702 * @param window specifies the top-level window that the hint 1703 * is to be removed from 1704 */ 1705 private static void removeTransientForHint(XWindowPeer window) { 1706 XAtom XA_WM_TRANSIENT_FOR = XAtom.get(XAtom.XA_WM_TRANSIENT_FOR); 1707 long bpw = window.getWindow(); 1708 while (!XlibUtil.isToplevelWindow(bpw) && !XlibUtil.isXAWTToplevelWindow(bpw)) { 1709 bpw = XlibUtil.getParentWindow(bpw); 1710 } 1711 XlibWrapper.XDeleteProperty(XToolkit.getDisplay(), bpw, XA_WM_TRANSIENT_FOR.getAtom()); 1712 window.curRealTransientFor = null; 1713 } 1714 1715 /* 1716 * When a modal dialog is shown, all its blocked windows are lined up into 1717 * a chain in such a way that each window is a transient_for window for 1718 * the next one. That allows us to keep the modal dialog above all its 1719 * blocked windows (even if there are some another modal dialogs between 1720 * them). 1721 * This method adds this top-level window to the chain of the given modal 1722 * dialog. To keep the current relative z-order, we should use the 1723 * XQueryTree to find the place to insert this window to. As each window 1724 * can be blocked by only one modal dialog (such checks are performed in 1725 * shared code), both this and blockerPeer are on the top of their chains 1726 * (chains may be empty). 1727 * If this window is a modal dialog and has its own chain, these chains are 1728 * merged according to the current z-order (XQueryTree is used again). 1729 * Below are some simple examples (z-order is from left to right, -- is 1730 * modal blocking). 1731 * 1732 * Example 0: 1733 * T (current chain of this, no windows are blocked by this) 1734 * W1---B (current chain of blockerPeer, W2 is blocked by blockerPeer) 1735 * Result is: 1736 * W1-T-B (merged chain, all the windows are blocked by blockerPeer) 1737 * 1738 * Example 1: 1739 * W1-T (current chain of this, W1 is blocked by this) 1740 * W2-B (current chain of blockerPeer, W2 is blocked by blockerPeer) 1741 * Result is: 1742 * W1-T-W2-B (merged chain, all the windows are blocked by blockerPeer) 1743 * 1744 * Example 2: 1745 * W1----T (current chain of this, W1 is blocked by this) 1746 * W2---B (current chain of blockerPeer, W2 is blocked by blockerPeer) 1747 * Result is: 1748 * W1-W2-T-B (merged chain, all the windows are blocked by blockerPeer) 1749 * 1750 * This method should be called under the AWT lock. 1751 * 1752 * @see #removeFromTransientFors 1753 * @see #setModalBlocked 1754 */ 1755 private void addToTransientFors(XDialogPeer blockerPeer) { 1756 addToTransientFors(blockerPeer, null); 1757 } 1758 1759 private void addToTransientFors(XDialogPeer blockerPeer, Vector<XWindowPeer> javaToplevels) 1760 { 1761 // blockerPeer chain iterator 1762 XWindowPeer blockerChain = blockerPeer; 1763 while (blockerChain.prevTransientFor != null) { 1764 blockerChain = blockerChain.prevTransientFor; 1765 } 1766 // this window chain iterator 1767 // each window can be blocked no more than once, so this window 1768 // is on top of its chain 1769 XWindowPeer thisChain = this; 1770 while (thisChain.prevTransientFor != null) { 1771 thisChain = thisChain.prevTransientFor; 1772 } 1773 // if there are no windows blocked by modalBlocker, simply add this window 1774 // and its chain to blocker's chain 1775 if (blockerChain == blockerPeer) { 1776 setToplevelTransientFor(blockerPeer, this, true, false); 1777 } else { 1778 // Collect all the Java top-levels, if required 1779 if (javaToplevels == null) { 1780 javaToplevels = collectJavaToplevels(); 1781 } 1782 // merged chain tail 1783 XWindowPeer mergedChain = null; 1784 for (XWindowPeer w : javaToplevels) { 1785 XWindowPeer prevMergedChain = mergedChain; 1786 if (w == thisChain) { 1787 if (thisChain == this) { 1788 if (prevMergedChain != null) { 1789 setToplevelTransientFor(this, prevMergedChain, true, false); 1790 } 1791 setToplevelTransientFor(blockerChain, this, true, false); 1792 break; 1793 } else { 1794 mergedChain = thisChain; 1795 thisChain = thisChain.nextTransientFor; 1796 } 1797 } else if (w == blockerChain) { 1798 mergedChain = blockerChain; 1799 blockerChain = blockerChain.nextTransientFor; 1800 } else { 1801 continue; 1802 } 1803 if (prevMergedChain == null) { 1804 mergedChain.prevTransientFor = null; 1805 } else { 1806 setToplevelTransientFor(mergedChain, prevMergedChain, true, false); 1807 mergedChain.updateTransientFor(); 1808 } 1809 if (blockerChain == blockerPeer) { 1810 setToplevelTransientFor(thisChain, mergedChain, true, false); 1811 setToplevelTransientFor(blockerChain, this, true, false); 1812 break; 1813 } 1814 } 1815 } 1816 1817 XToolkit.XSync(); 1818 } 1819 1820 static void restoreTransientFor(XWindowPeer window) { 1821 XWindowPeer ownerPeer = window.getOwnerPeer(); 1822 if (ownerPeer != null) { 1823 setToplevelTransientFor(window, ownerPeer, false, true); 1824 } else { 1825 removeTransientForHint(window); 1826 } 1827 } 1828 1829 /* 1830 * When a window is modally unblocked, it should be removed from its blocker 1831 * chain, see {@link #addToTransientFor addToTransientFors} method for the 1832 * chain definition. 1833 * The problem is that we cannot simply restore window's original 1834 * TRANSIENT_FOR hint (if any) and link prevTransientFor and 1835 * nextTransientFor together as the whole chain could be created as a merge 1836 * of two other chains in addToTransientFors. In that case, if this window is 1837 * a modal dialog, it would lost all its own chain, if we simply exclude it 1838 * from the chain. 1839 * The correct behaviour of this method should be to split the chain, this 1840 * window is currently in, into two chains. First chain is this window own 1841 * chain (i. e. all the windows blocked by this one, directly or indirectly), 1842 * if any, and the rest windows from the current chain. 1843 * 1844 * Example: 1845 * Original state: 1846 * W1-B1 (window W1 is blocked by B1) 1847 * W2-B2 (window W2 is blocked by B2) 1848 * B3 is shown and blocks B1 and B2: 1849 * W1-W2-B1-B2-B3 (a single chain after B1.addToTransientFors() and B2.addToTransientFors()) 1850 * If we then unblock B1, the state should be: 1851 * W1-B1 (window W1 is blocked by B1) 1852 * W2-B2-B3 (window W2 is blocked by B2 and B2 is blocked by B3) 1853 * 1854 * This method should be called under the AWT lock. 1855 * 1856 * @see #addToTransientFors 1857 * @see #setModalBlocked 1858 */ 1859 private void removeFromTransientFors() { 1860 // the head of the chain of this window 1861 XWindowPeer thisChain = this; 1862 // the head of the current chain 1863 // nextTransientFor is always not null as this window is in the chain 1864 XWindowPeer otherChain = nextTransientFor; 1865 // the set of blockers in this chain: if this dialog blocks some other 1866 // modal dialogs, their blocked windows should stay in this dialog's chain 1867 Set<XWindowPeer> thisChainBlockers = new HashSet<XWindowPeer>(); 1868 thisChainBlockers.add(this); 1869 // current chain iterator in the order from next to prev 1870 XWindowPeer chainToSplit = prevTransientFor; 1871 while (chainToSplit != null) { 1872 XWindowPeer blocker = AWTAccessor.getComponentAccessor().getPeer(chainToSplit.modalBlocker); 1873 if (thisChainBlockers.contains(blocker)) { 1874 // add to this dialog's chain 1875 setToplevelTransientFor(thisChain, chainToSplit, true, false); 1876 thisChain = chainToSplit; 1877 thisChainBlockers.add(chainToSplit); 1878 } else { 1879 // leave in the current chain 1880 setToplevelTransientFor(otherChain, chainToSplit, true, false); 1881 otherChain = chainToSplit; 1882 } 1883 chainToSplit = chainToSplit.prevTransientFor; 1884 } 1885 restoreTransientFor(thisChain); 1886 thisChain.prevTransientFor = null; 1887 restoreTransientFor(otherChain); 1888 otherChain.prevTransientFor = null; 1889 nextTransientFor = null; 1890 1891 XToolkit.XSync(); 1892 } 1893 1894 boolean isModalBlocked() { 1895 return modalBlocker != null; 1896 } 1897 1898 static Window getDecoratedOwner(Window window) { 1899 while ((null != window) && !(window instanceof Frame || window instanceof Dialog)) { 1900 window = (Window) AWTAccessor.getComponentAccessor().getParent(window); 1901 } 1902 return window; 1903 } 1904 1905 public boolean requestWindowFocus(XWindowPeer actualFocusedWindow) { 1906 setActualFocusedWindow(actualFocusedWindow); 1907 return requestWindowFocus(); 1908 } 1909 1910 public boolean requestWindowFocus() { 1911 return requestWindowFocus(0, false); 1912 } 1913 1914 public boolean requestWindowFocus(long time, boolean timeProvided) { 1915 focusLog.fine("Request for window focus"); 1916 // If this is Frame or Dialog we can't assure focus request success - but we still can try 1917 // If this is Window and its owner Frame is active we can be sure request succedded. 1918 Window ownerWindow = XWindowPeer.getDecoratedOwner((Window)target); 1919 Window focusedWindow = XKeyboardFocusManagerPeer.getInstance().getCurrentFocusedWindow(); 1920 Window activeWindow = XWindowPeer.getDecoratedOwner(focusedWindow); 1921 1922 if (isWMStateNetHidden()) { 1923 focusLog.fine("The window is unmapped, so rejecting the request"); 1924 return false; 1925 } 1926 if (activeWindow == ownerWindow) { 1927 focusLog.fine("Parent window is active - generating focus for this window"); 1928 handleWindowFocusInSync(-1); 1929 return true; 1930 } 1931 focusLog.fine("Parent window is not active"); 1932 1933 XDecoratedPeer wpeer = AWTAccessor.getComponentAccessor().getPeer(ownerWindow); 1934 if (wpeer != null && wpeer.requestWindowFocus(this, time, timeProvided)) { 1935 focusLog.fine("Parent window accepted focus request - generating focus for this window"); 1936 return true; 1937 } 1938 focusLog.fine("Denied - parent window is not active and didn't accept focus request"); 1939 return false; 1940 } 1941 1942 // This method is to be overriden in XDecoratedPeer. 1943 void setActualFocusedWindow(XWindowPeer actualFocusedWindow) { 1944 } 1945 1946 /** 1947 * Applies the current window type. 1948 */ 1949 private void applyWindowType() { 1950 XNETProtocol protocol = XWM.getWM().getNETProtocol(); 1951 if (protocol == null) { 1952 return; 1953 } 1954 1955 XAtom typeAtom = null; 1956 1957 switch (getWindowType()) 1958 { 1959 case NORMAL: 1960 typeAtom = (ownerPeer == null) ? 1961 protocol.XA_NET_WM_WINDOW_TYPE_NORMAL : 1962 protocol.XA_NET_WM_WINDOW_TYPE_DIALOG; 1963 break; 1964 case UTILITY: 1965 typeAtom = protocol.XA_NET_WM_WINDOW_TYPE_UTILITY; 1966 break; 1967 case POPUP: 1968 typeAtom = protocol.XA_NET_WM_WINDOW_TYPE_POPUP_MENU; 1969 break; 1970 } 1971 1972 if (typeAtom != null) { 1973 XAtomList wtype = new XAtomList(); 1974 wtype.add(typeAtom); 1975 protocol.XA_NET_WM_WINDOW_TYPE. 1976 setAtomListProperty(getWindow(), wtype); 1977 } else { 1978 protocol.XA_NET_WM_WINDOW_TYPE. 1979 DeleteProperty(getWindow()); 1980 } 1981 } 1982 1983 @Override 1984 public void xSetVisible(boolean visible) { 1985 if (log.isLoggable(PlatformLogger.Level.FINE)) { 1986 log.fine("Setting visible on " + this + " to " + visible); 1987 } 1988 XToolkit.awtLock(); 1989 try { 1990 this.visible = visible; 1991 if (visible) { 1992 applyWindowType(); 1993 XlibWrapper.XMapRaised(XToolkit.getDisplay(), getWindow()); 1994 } else { 1995 XlibWrapper.XUnmapWindow(XToolkit.getDisplay(), getWindow()); 1996 } 1997 XlibWrapper.XFlush(XToolkit.getDisplay()); 1998 } 1999 finally { 2000 XToolkit.awtUnlock(); 2001 } 2002 } 2003 2004 // should be synchronized on awtLock 2005 private int dropTargetCount = 0; 2006 2007 public void addDropTarget() { 2008 XToolkit.awtLock(); 2009 try { 2010 if (dropTargetCount == 0) { 2011 long window = getWindow(); 2012 if (window != 0) { 2013 XDropTargetRegistry.getRegistry().registerDropSite(window); 2014 } 2015 } 2016 dropTargetCount++; 2017 } finally { 2018 XToolkit.awtUnlock(); 2019 } 2020 } 2021 2022 public void removeDropTarget() { 2023 XToolkit.awtLock(); 2024 try { 2025 dropTargetCount--; 2026 if (dropTargetCount == 0) { 2027 long window = getWindow(); 2028 if (window != 0) { 2029 XDropTargetRegistry.getRegistry().unregisterDropSite(window); 2030 } 2031 } 2032 } finally { 2033 XToolkit.awtUnlock(); 2034 } 2035 } 2036 void addRootPropertyEventDispatcher() { 2037 if( rootPropertyEventDispatcher == null ) { 2038 rootPropertyEventDispatcher = new XEventDispatcher() { 2039 public void dispatchEvent(XEvent ev) { 2040 if( ev.get_type() == XConstants.PropertyNotify ) { 2041 handleRootPropertyNotify( ev ); 2042 } 2043 } 2044 }; 2045 XlibWrapper.XSelectInput( XToolkit.getDisplay(), 2046 XToolkit.getDefaultRootWindow(), 2047 XConstants.PropertyChangeMask); 2048 XToolkit.addEventDispatcher(XToolkit.getDefaultRootWindow(), 2049 rootPropertyEventDispatcher); 2050 } 2051 } 2052 void removeRootPropertyEventDispatcher() { 2053 if( rootPropertyEventDispatcher != null ) { 2054 XToolkit.removeEventDispatcher(XToolkit.getDefaultRootWindow(), 2055 rootPropertyEventDispatcher); 2056 rootPropertyEventDispatcher = null; 2057 } 2058 } 2059 public void updateFocusableWindowState() { 2060 cachedFocusableWindow = isFocusableWindow(); 2061 } 2062 2063 XAtom XA_NET_WM_STATE; 2064 XAtomList net_wm_state; 2065 public XAtomList getNETWMState() { 2066 if (net_wm_state == null) { 2067 net_wm_state = XA_NET_WM_STATE.getAtomListPropertyList(this); 2068 } 2069 return net_wm_state; 2070 } 2071 2072 public void setNETWMState(XAtomList state) { 2073 net_wm_state = state; 2074 if (state != null) { 2075 XA_NET_WM_STATE.setAtomListProperty(this, state); 2076 } 2077 } 2078 2079 public PropMwmHints getMWMHints() { 2080 if (mwm_hints == null) { 2081 mwm_hints = new PropMwmHints(); 2082 if (!XWM.XA_MWM_HINTS.getAtomData(getWindow(), mwm_hints.pData, MWMConstants.PROP_MWM_HINTS_ELEMENTS)) { 2083 mwm_hints.zero(); 2084 } 2085 } 2086 return mwm_hints; 2087 } 2088 2089 public void setMWMHints(PropMwmHints hints) { 2090 mwm_hints = hints; 2091 if (hints != null) { 2092 XWM.XA_MWM_HINTS.setAtomData(getWindow(), mwm_hints.pData, MWMConstants.PROP_MWM_HINTS_ELEMENTS); 2093 } 2094 } 2095 2096 protected void updateDropTarget() { 2097 XToolkit.awtLock(); 2098 try { 2099 if (dropTargetCount > 0) { 2100 long window = getWindow(); 2101 if (window != 0) { 2102 XDropTargetRegistry.getRegistry().unregisterDropSite(window); 2103 XDropTargetRegistry.getRegistry().registerDropSite(window); 2104 } 2105 } 2106 } finally { 2107 XToolkit.awtUnlock(); 2108 } 2109 } 2110 2111 public void setGrab(boolean grab) { 2112 this.grab = grab; 2113 if (grab) { 2114 pressTarget = this; 2115 grabInput(); 2116 } else { 2117 ungrabInput(); 2118 } 2119 } 2120 2121 public boolean isGrabbed() { 2122 return grab && XAwtState.getGrabWindow() == this; 2123 } 2124 2125 public void handleXCrossingEvent(XEvent xev) { 2126 XCrossingEvent xce = xev.get_xcrossing(); 2127 if (grabLog.isLoggable(PlatformLogger.Level.FINE)) { 2128 grabLog.fine("{0}, when grabbed {1}, contains {2}", 2129 xce, isGrabbed(), 2130 containsGlobal(scaleDown(xce.get_x_root()), 2131 scaleDown(xce.get_y_root()))); 2132 } 2133 if (isGrabbed()) { 2134 // When window is grabbed, all events are dispatched to 2135 // it. Retarget them to the corresponding windows (notice 2136 // that XBaseWindow.dispatchEvent does the opposite 2137 // translation) 2138 // Note that we need to retarget XCrossingEvents to content window 2139 // since it generates MOUSE_ENTERED/MOUSE_EXITED for frame and dialog. 2140 // (fix for 6390326) 2141 XBaseWindow target = XToolkit.windowToXWindow(xce.get_window()); 2142 if (grabLog.isLoggable(PlatformLogger.Level.FINER)) { 2143 grabLog.finer(" - Grab event target {0}", target); 2144 } 2145 if (target != null && target != this) { 2146 target.dispatchEvent(xev); 2147 return; 2148 } 2149 } 2150 super.handleXCrossingEvent(xev); 2151 } 2152 2153 public void handleMotionNotify(XEvent xev) { 2154 XMotionEvent xme = xev.get_xmotion(); 2155 if (grabLog.isLoggable(PlatformLogger.Level.FINER)) { 2156 grabLog.finer("{0}, when grabbed {1}, contains {2}", 2157 xme, isGrabbed(), 2158 containsGlobal(scaleDown(xme.get_x_root()), 2159 scaleDown(xme.get_y_root()))); 2160 } 2161 if (isGrabbed()) { 2162 boolean dragging = false; 2163 final int buttonsNumber = XToolkit.getNumberOfButtonsForMask(); 2164 2165 for (int i = 0; i < buttonsNumber; i++){ 2166 // here is the bug in WM: extra buttons doesn't have state!=0 as they should. 2167 if ((i != 4) && (i != 5)){ 2168 dragging = dragging || ((xme.get_state() & XlibUtil.getButtonMask(i + 1)) != 0); 2169 } 2170 } 2171 // When window is grabbed, all events are dispatched to 2172 // it. Retarget them to the corresponding windows (notice 2173 // that XBaseWindow.dispatchEvent does the opposite 2174 // translation) 2175 XBaseWindow target = XToolkit.windowToXWindow(xme.get_window()); 2176 if (dragging && pressTarget != target) { 2177 // for some reasons if we grab input MotionNotify for drag is reported with target 2178 // to underlying window, not to window on which we have initiated drag 2179 // so we need to retarget them. Here I use simplified logic which retarget all 2180 // such events to source of mouse press (or the grabber). It helps with fix for 6390326. 2181 // So, I do not want to implement complicated logic for better retargeting. 2182 target = pressTarget.isVisible() ? pressTarget : this; 2183 xme.set_window(target.getWindow()); 2184 Point localCoord = target.toLocal(scaleDown(xme.get_x_root()), 2185 scaleDown(xme.get_y_root())); 2186 xme.set_x(scaleUp(localCoord.x)); 2187 xme.set_y(scaleUp(localCoord.y)); 2188 } 2189 if (grabLog.isLoggable(PlatformLogger.Level.FINER)) { 2190 grabLog.finer(" - Grab event target {0}", target); 2191 } 2192 if (target != null) { 2193 if (target != getContentXWindow() && target != this) { 2194 target.dispatchEvent(xev); 2195 return; 2196 } 2197 } 2198 2199 // note that we need to pass dragging events to the grabber (6390326) 2200 // see comment above for more inforamtion. 2201 if (!containsGlobal(scaleDown(xme.get_x_root()), 2202 scaleDown(xme.get_y_root())) 2203 && !dragging) { 2204 // Outside of Java 2205 return; 2206 } 2207 } 2208 super.handleMotionNotify(xev); 2209 } 2210 2211 // we use it to retarget mouse drag and mouse release during grab. 2212 private XBaseWindow pressTarget = this; 2213 2214 public void handleButtonPressRelease(XEvent xev) { 2215 XButtonEvent xbe = xev.get_xbutton(); 2216 /* 2217 * Ignore the buttons above 20 due to the bit limit for 2218 * InputEvent.BUTTON_DOWN_MASK. 2219 * One more bit is reserved for FIRST_HIGH_BIT. 2220 */ 2221 if (xbe.get_button() > SunToolkit.MAX_BUTTONS_SUPPORTED) { 2222 return; 2223 } 2224 if (grabLog.isLoggable(PlatformLogger.Level.FINE)) { 2225 grabLog.fine("{0}, when grabbed {1}, contains {2} ({3}, {4}, {5}x{6})", 2226 xbe, isGrabbed(), 2227 containsGlobal(scaleDown(xbe.get_x_root()), 2228 scaleDown(xbe.get_y_root())), 2229 getAbsoluteX(), getAbsoluteY(), 2230 getWidth(), getHeight()); 2231 } 2232 if (isGrabbed()) { 2233 // When window is grabbed, all events are dispatched to 2234 // it. Retarget them to the corresponding windows (notice 2235 // that XBaseWindow.dispatchEvent does the opposite 2236 // translation) 2237 XBaseWindow target = XToolkit.windowToXWindow(xbe.get_window()); 2238 try { 2239 if (grabLog.isLoggable(PlatformLogger.Level.FINER)) { 2240 grabLog.finer(" - Grab event target {0} (press target {1})", target, pressTarget); 2241 } 2242 if (xbe.get_type() == XConstants.ButtonPress 2243 && xbe.get_button() == XConstants.buttons[0]) 2244 { 2245 // need to keep it to retarget mouse release 2246 pressTarget = target; 2247 } else if (xbe.get_type() == XConstants.ButtonRelease 2248 && xbe.get_button() == XConstants.buttons[0] 2249 && pressTarget != target) 2250 { 2251 // during grab we do receive mouse release on different component (not on the source 2252 // of mouse press). So we need to retarget it. 2253 // see 6390326 for more information. 2254 target = pressTarget.isVisible() ? pressTarget : this; 2255 xbe.set_window(target.getWindow()); 2256 Point localCoord = target.toLocal(scaleDown(xbe.get_x_root()), 2257 scaleDown(xbe.get_y_root())); 2258 xbe.set_x(scaleUp(localCoord.x)); 2259 xbe.set_y(scaleUp(localCoord.y)); 2260 pressTarget = this; 2261 } 2262 if (target != null && target != getContentXWindow() && target != this) { 2263 target.dispatchEvent(xev); 2264 return; 2265 } 2266 } finally { 2267 if (target != null) { 2268 // Target is either us or our content window - 2269 // check that event is inside. 'Us' in case of 2270 // shell will mean that this will also filter out press on title 2271 if ((target == this || target == getContentXWindow()) 2272 && !containsGlobal(scaleDown(xbe.get_x_root()), 2273 scaleDown(xbe.get_y_root()))) 2274 { 2275 // Outside this toplevel hierarchy 2276 // According to the specification of UngrabEvent, post it 2277 // when press occurs outside of the window and not on its owned windows 2278 if (xbe.get_type() == XConstants.ButtonPress) { 2279 if (grabLog.isLoggable(PlatformLogger.Level.FINE)) { 2280 grabLog.fine("Generating UngrabEvent on {0} because not inside of shell", this); 2281 } 2282 postEventToEventQueue(new sun.awt.UngrabEvent(getEventSource())); 2283 return; 2284 } 2285 } 2286 // First, get the toplevel 2287 XWindowPeer toplevel = target.getToplevelXWindow(); 2288 if (toplevel != null) { 2289 Window w = (Window)toplevel.target; 2290 while (w != null && toplevel != this && !(toplevel instanceof XDialogPeer)) { 2291 w = (Window) AWTAccessor.getComponentAccessor().getParent(w); 2292 if (w != null) { 2293 toplevel = AWTAccessor.getComponentAccessor().getPeer(w); 2294 } 2295 } 2296 if (w == null || (w != this.target && w instanceof Dialog)) { 2297 // toplevel == null - outside of 2298 // hierarchy, toplevel is Dialog - should 2299 // send ungrab (but shouldn't for Window) 2300 if (grabLog.isLoggable(PlatformLogger.Level.FINE)) { 2301 grabLog.fine("Generating UngrabEvent on {0} because hierarchy ended", this); 2302 } 2303 postEventToEventQueue(new sun.awt.UngrabEvent(getEventSource())); 2304 } 2305 } else { 2306 // toplevel is null - outside of hierarchy 2307 if (grabLog.isLoggable(PlatformLogger.Level.FINE)) { 2308 grabLog.fine("Generating UngrabEvent on {0} because toplevel is null", this); 2309 } 2310 postEventToEventQueue(new sun.awt.UngrabEvent(getEventSource())); 2311 return; 2312 } 2313 } else { 2314 // target doesn't map to XAWT window - outside of hierarchy 2315 if (grabLog.isLoggable(PlatformLogger.Level.FINE)) { 2316 grabLog.fine("Generating UngrabEvent on because target is null {0}", this); 2317 } 2318 postEventToEventQueue(new sun.awt.UngrabEvent(getEventSource())); 2319 return; 2320 } 2321 } 2322 } 2323 super.handleButtonPressRelease(xev); 2324 } 2325 2326 public void print(Graphics g) { 2327 // We assume we print the whole frame, 2328 // so we expect no clip was set previously 2329 Shape shape = AWTAccessor.getWindowAccessor().getShape((Window)target); 2330 if (shape != null) { 2331 g.setClip(shape); 2332 } 2333 super.print(g); 2334 } 2335 2336 @Override 2337 public void setOpacity(float opacity) { 2338 final long maxOpacity = 0xffffffffl; 2339 long iOpacity = (long)(opacity * maxOpacity); 2340 if (iOpacity < 0) { 2341 iOpacity = 0; 2342 } 2343 if (iOpacity > maxOpacity) { 2344 iOpacity = maxOpacity; 2345 } 2346 2347 XAtom netWmWindowOpacityAtom = XAtom.get("_NET_WM_WINDOW_OPACITY"); 2348 2349 if (iOpacity == maxOpacity) { 2350 netWmWindowOpacityAtom.DeleteProperty(getWindow()); 2351 } else { 2352 netWmWindowOpacityAtom.setCard32Property(getWindow(), iOpacity); 2353 } 2354 } 2355 2356 @Override 2357 public void setOpaque(boolean isOpaque) { 2358 // no-op 2359 } 2360 2361 @Override 2362 public void updateWindow() { 2363 // no-op 2364 } 2365 }