src/share/classes/java/awt/DefaultKeyboardFocusManager.java

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   1 /*
   2  * Copyright (c) 2000, 2008, 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


 561                         // it shouldn't happen) its toplevel parent is null. In this
 562                         // case we have to try to restore focus in the current focused
 563                         // window (for the details: 6607170).
 564                         if (newFocusedWindow == null) {
 565                             restoreFocus(fe, currentFocusedWindow);
 566                         } else {
 567                             restoreFocus(fe, newFocusedWindow);
 568                         }
 569                         setMostRecentFocusOwner(newFocusedWindow, null); // see: 8013773
 570                     }
 571                     break;
 572                 }
 573 
 574                 setGlobalFocusOwner(newFocusOwner);
 575 
 576                 if (newFocusOwner != getGlobalFocusOwner()) {
 577                     // Focus change was rejected. Will happen if
 578                     // newFocusOwner is not focus traversable.
 579                     dequeueKeyEvents(-1, newFocusOwner);
 580                     if (KeyboardFocusManager.isAutoFocusTransferEnabled()) {
 581                         restoreFocus(fe, (Window)newFocusedWindow);
 582                     }
 583                     break;
 584                 }
 585 
 586                 if (!fe.isTemporary()) {
 587                     setGlobalPermanentFocusOwner(newFocusOwner);
 588 
 589                     if (newFocusOwner != getGlobalPermanentFocusOwner()) {
 590                         // Focus change was rejected. Unlikely, but possible.
 591                         dequeueKeyEvents(-1, newFocusOwner);
 592                         if (KeyboardFocusManager.isAutoFocusTransferEnabled()) {
 593                             restoreFocus(fe, (Window)newFocusedWindow);
 594                         }
 595                         break;
 596                     }
 597                 }
 598 
 599                 setNativeFocusOwner(getHeavyweight(newFocusOwner));
 600 
 601                 Component realOppositeComponent = this.realOppositeComponentWR.get();
 602                 if (realOppositeComponent != null &&
 603                     realOppositeComponent != fe.getOppositeComponent()) {
 604                     fe = new CausedFocusEvent(newFocusOwner,
 605                                         FocusEvent.FOCUS_GAINED,
 606                                         fe.isTemporary(),
 607                                         realOppositeComponent, cause);
 608                     ((AWTEvent) fe).isPosted = true;
 609                 }
 610                 return typeAheadAssertions(newFocusOwner, fe);
 611             }
 612 
 613             case FocusEvent.FOCUS_LOST: {


   1 /*
   2  * Copyright (c) 2000, 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


 561                         // it shouldn't happen) its toplevel parent is null. In this
 562                         // case we have to try to restore focus in the current focused
 563                         // window (for the details: 6607170).
 564                         if (newFocusedWindow == null) {
 565                             restoreFocus(fe, currentFocusedWindow);
 566                         } else {
 567                             restoreFocus(fe, newFocusedWindow);
 568                         }
 569                         setMostRecentFocusOwner(newFocusedWindow, null); // see: 8013773
 570                     }
 571                     break;
 572                 }
 573 
 574                 setGlobalFocusOwner(newFocusOwner);
 575 
 576                 if (newFocusOwner != getGlobalFocusOwner()) {
 577                     // Focus change was rejected. Will happen if
 578                     // newFocusOwner is not focus traversable.
 579                     dequeueKeyEvents(-1, newFocusOwner);
 580                     if (KeyboardFocusManager.isAutoFocusTransferEnabled()) {
 581                         restoreFocus(fe, newFocusedWindow);
 582                     }
 583                     break;
 584                 }
 585 
 586                 if (!fe.isTemporary()) {
 587                     setGlobalPermanentFocusOwner(newFocusOwner);
 588 
 589                     if (newFocusOwner != getGlobalPermanentFocusOwner()) {
 590                         // Focus change was rejected. Unlikely, but possible.
 591                         dequeueKeyEvents(-1, newFocusOwner);
 592                         if (KeyboardFocusManager.isAutoFocusTransferEnabled()) {
 593                             restoreFocus(fe, newFocusedWindow);
 594                         }
 595                         break;
 596                     }
 597                 }
 598 
 599                 setNativeFocusOwner(getHeavyweight(newFocusOwner));
 600 
 601                 Component realOppositeComponent = this.realOppositeComponentWR.get();
 602                 if (realOppositeComponent != null &&
 603                     realOppositeComponent != fe.getOppositeComponent()) {
 604                     fe = new CausedFocusEvent(newFocusOwner,
 605                                         FocusEvent.FOCUS_GAINED,
 606                                         fe.isTemporary(),
 607                                         realOppositeComponent, cause);
 608                     ((AWTEvent) fe).isPosted = true;
 609                 }
 610                 return typeAheadAssertions(newFocusOwner, fe);
 611             }
 612 
 613             case FocusEvent.FOCUS_LOST: {