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src/java.desktop/macosx/classes/com/apple/laf/ScreenMenu.java

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rev 55657 : 8227587: Add internal privileged System.loadLibrary
Reviewed-by: rriggs
   1 /*
   2  * Copyright (c) 2011, 2018, 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


  25 
  26 package com.apple.laf;
  27 
  28 import java.awt.*;
  29 import java.awt.event.*;
  30 import java.util.Hashtable;
  31 
  32 import javax.swing.*;
  33 
  34 import sun.awt.AWTAccessor;
  35 import sun.awt.SunToolkit;
  36 import sun.lwawt.LWToolkit;
  37 import sun.lwawt.macosx.*;
  38 
  39 @SuppressWarnings("serial") // JDK implementation class
  40 final class ScreenMenu extends Menu
  41         implements ContainerListener, ComponentListener,
  42                    ScreenMenuPropertyHandler {
  43 
  44     static {
  45         java.security.AccessController.doPrivileged(
  46             new java.security.PrivilegedAction<Void>() {
  47                 public Void run() {
  48                     System.loadLibrary("awt");
  49                     return null;
  50                 }
  51             });
  52     }
  53 
  54     // screen menu stuff
  55     private static native long addMenuListeners(ScreenMenu listener, long nativeMenu);
  56     private static native void removeMenuListeners(long modelPtr);
  57 
  58     private transient long fModelPtr;
  59 
  60     private final Hashtable<Component, MenuItem> fItems;
  61     private final JMenu fInvoker;
  62 
  63     private Component fLastMouseEventTarget;
  64     private Rectangle fLastTargetRect;
  65     private volatile Rectangle[] fItemBounds;
  66 
  67     private ScreenMenuPropertyListener fPropertyListener;
  68 
  69     // Array of child hashes used to see if we need to recreate the Menu.
  70     private int[] childHashArray;
  71 


   1 /*
   2  * Copyright (c) 2011, 2019, 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


  25 
  26 package com.apple.laf;
  27 
  28 import java.awt.*;
  29 import java.awt.event.*;
  30 import java.util.Hashtable;
  31 
  32 import javax.swing.*;
  33 
  34 import sun.awt.AWTAccessor;
  35 import sun.awt.SunToolkit;
  36 import sun.lwawt.LWToolkit;
  37 import sun.lwawt.macosx.*;
  38 
  39 @SuppressWarnings("serial") // JDK implementation class
  40 final class ScreenMenu extends Menu
  41         implements ContainerListener, ComponentListener,
  42                    ScreenMenuPropertyHandler {
  43 
  44     static {
  45         jdk.internal.access.SharedSecrets.getJavaLangAccess().loadLibrary("awt");






  46     }
  47 
  48     // screen menu stuff
  49     private static native long addMenuListeners(ScreenMenu listener, long nativeMenu);
  50     private static native void removeMenuListeners(long modelPtr);
  51 
  52     private transient long fModelPtr;
  53 
  54     private final Hashtable<Component, MenuItem> fItems;
  55     private final JMenu fInvoker;
  56 
  57     private Component fLastMouseEventTarget;
  58     private Rectangle fLastTargetRect;
  59     private volatile Rectangle[] fItemBounds;
  60 
  61     private ScreenMenuPropertyListener fPropertyListener;
  62 
  63     // Array of child hashes used to see if we need to recreate the Menu.
  64     private int[] childHashArray;
  65 


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