1 /*
   2  * Copyright (c) 2011, 2013, 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 #import "CMenuComponent.h"
  27 #import <JavaNativeFoundation/JavaNativeFoundation.h>
  28 
  29 #import "ThreadUtilities.h"
  30 
  31 @class CMenuItem;
  32 
  33 @implementation CMenuComponent
  34 
  35 -(id) initWithPeer:(jobject)peer {
  36     self = [super init];
  37     if (self) {
  38         // the peer has been made clobal ref before
  39         fPeer = peer;
  40     }
  41     return self;
  42 }
  43 
  44 -(void) cleanup {
  45     // Used by subclasses
  46 }
  47 
  48 -(void) disposer {
  49     JNIEnv *env = [ThreadUtilities getJNIEnvUncached];
  50     JNFDeleteGlobalRef(env, fPeer);
  51     fPeer = NULL;
  52 
  53     [self cleanup];
  54     [self release];
  55 }
  56 
  57 @end
  58 
  59 /*
  60  * Class:     sun_lwawt_macosx_CMenuComponent
  61  * Method:    nativeDispose
  62  * Signature: (J)V
  63  */
  64 JNIEXPORT void JNICALL
  65 Java_sun_lwawt_macosx_CMenuComponent_nativeDispose
  66 (JNIEnv *env, jobject peer, jlong menuItemObj)
  67 {
  68 JNF_COCOA_ENTER(env);
  69 
  70     [ThreadUtilities performOnMainThread:@selector(disposer)
  71                                       on:((id)jlong_to_ptr(menuItemObj))
  72                               withObject:nil
  73                            waitUntilDone:NO];
  74 
  75 JNF_COCOA_EXIT(env);
  76 }