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    1   /*
    2    * Copyright (c) 2003, 2007, Oracle and/or its affiliates. All rights reserved.
    3    * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
    4    *
    5    * This code is free software; you can redistribute it and/or modify it
    6    * under the terms of the GNU General Public License version 2 only, as
    7    * published by the Free Software Foundation.  Oracle designates this
    8    * particular file as subject to the "Classpath" exception as provided
    9    * by Oracle in the LICENSE file that accompanied this code.
   10    *
   11    * This code is distributed in the hope that it will be useful, but WITHOUT
   12    * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
   13    * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
   14    * version 2 for more details (a copy is included in the LICENSE file that
   15    * accompanied this code).
   16    *
   17    * You should have received a copy of the GNU General Public License version
   18    * 2 along with this work; if not, write to the Free Software Foundation,
   19    * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
   20    *
   21    * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
   22    * or visit www.oracle.com if you need additional information or have any
   23    * questions.
   24    */
   25   
   26   package java.awt.peer;
   27   
   28   import java.awt.Component;
   29   import java.awt.Window;
   30   
   31   /**
   32    * The native peer interface for {@link KeyboardFocusManager}.
   33    */
   34   public interface KeyboardFocusManagerPeer {
   35   
   36       /**
   37        * Returns the currently focused window.
   38        *
   39        * @return the currently focused window
   40        *
   41        * @see KeyboardFocusManager#getNativeFocusedWindow()
   42        */
   43       Window getCurrentFocusedWindow();
   44   
   45       /**
   46        * Sets the component that should become the focus owner.
   47        *
   48        * @param comp the component to become the focus owner
   49        *
   50        * @see KeyboardFocusManager#setNativeFocusOwner(Component)
   51        */
   52       void setCurrentFocusOwner(Component comp);
   53   
   54       /**
   55        * Returns the component that currently owns the input focus.
   56        *
   57        * @return the component that currently owns the input focus
   58        *
   59        * @see KeyboardFocusManager#getNativeFocusOwner()
   60        */
   61       Component getCurrentFocusOwner();
   62   
   63       /**
   64        * Clears the current global focus owner.
   65        *
   66        * @param activeWindow
   67        *
   68        * @see KeyboardFocusManager#clearGlobalFocusOwner()
   69        */
   70       void clearGlobalFocusOwner(Window activeWindow);
   71   
   72   }

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