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1/*
2 * Copyright (C) 2008, 2009 Apple Inc. All rights reserved.
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
6 * are met:
7 *
8 * 1.  Redistributions of source code must retain the above copyright
9 *     notice, this list of conditions and the following disclaimer.
10 * 2.  Redistributions in binary form must reproduce the above copyright
11 *     notice, this list of conditions and the following disclaimer in the
12 *     documentation and/or other materials provided with the distribution.
13 * 3.  Neither the name of Apple Computer, Inc. ("Apple") nor the names of
14 *     its contributors may be used to endorse or promote products derived
15 *     from this software without specific prior written permission.
16 *
17 * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY
18 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
19 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
20 * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY
21 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
22 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
23 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
24 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27 */
28
29#import "config.h"
30#import "DOMInternal.h" // import first to make the private/public trick work
31#import "DOMAbstractViewInternal.h"
32
33#import "DOMDocumentInternal.h"
34#import "ExceptionHandlers.h"
35#import "Frame.h"
36#import "ThreadCheck.h"
37#import "WebScriptObjectPrivate.h"
38
39#define IMPL reinterpret_cast<WebCore::Frame*>(_internal)
40
41@implementation DOMAbstractView
42
43- (void)dealloc
44{
45    { DOM_ASSERT_MAIN_THREAD(); WebCoreThreadViolationCheckRoundOne(); }
46    [super dealloc];
47}
48
49- (DOMDocument *)document
50{
51    if (!_internal)
52        return nil;
53    return kit(IMPL->domWindow()->document());
54}
55
56@end
57
58@implementation DOMAbstractView (Frame)
59
60- (void)_disconnectFrame
61{
62    ASSERT(_internal);
63    removeDOMWrapper(_internal);
64    _internal = 0;
65}
66
67@end
68
69WebCore::DOMWindow* core(DOMAbstractView *wrapper)
70{
71    if (!wrapper)
72        return 0;
73    if (!wrapper->_internal)
74        return 0;
75    return reinterpret_cast<WebCore::Frame*>(wrapper->_internal)->domWindow();
76}
77
78DOMAbstractView *kit(WebCore::DOMWindow* value)
79{
80    { DOM_ASSERT_MAIN_THREAD(); WebCoreThreadViolationCheckRoundOne(); };
81
82    if (!value)
83        return nil;
84    WebCore::Frame* frame = value->frame();
85    if (!frame)
86        return nil;
87    if (DOMAbstractView *wrapper = getDOMWrapper(frame))
88        return [[wrapper retain] autorelease];
89    DOMAbstractView *wrapper = [[DOMAbstractView alloc] _init];
90    wrapper->_internal = reinterpret_cast<DOMObjectInternal*>(frame);
91    addDOMWrapper(wrapper, frame);
92    return [wrapper autorelease];
93}
94