1 /*
2 * Copyright (C) 2013 Google 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 are
6 * met:
7 *
8 * * Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * * Redistributions in binary form must reproduce the above
11 * copyright notice, this list of conditions and the following disclaimer
12 * in the documentation and/or other materials provided with the
13 * distribution.
14 * * Neither the name of Google Inc. nor the names of its
15 * contributors may be used to endorse or promote products derived from
16 * this software without specific prior written permission.
17 *
18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
19 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
20 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
21 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
22 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
23 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
24 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
28 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
29 */
30
31 #include "config.h"
32 #include "modules/crypto/DOMWindowCrypto.h"
33
34 #include "core/frame/LocalDOMWindow.h"
35 #include "modules/crypto/Crypto.h"
36
37 namespace blink {
38
DOMWindowCrypto(LocalDOMWindow & window)39 DOMWindowCrypto::DOMWindowCrypto(LocalDOMWindow& window)
40 : DOMWindowProperty(window.frame())
41 {
42 }
43
44 DEFINE_EMPTY_DESTRUCTOR_WILL_BE_REMOVED(DOMWindowCrypto);
45
supplementName()46 const char* DOMWindowCrypto::supplementName()
47 {
48 return "DOMWindowCrypto";
49 }
50
from(LocalDOMWindow & window)51 DOMWindowCrypto& DOMWindowCrypto::from(LocalDOMWindow& window)
52 {
53 DOMWindowCrypto* supplement = static_cast<DOMWindowCrypto*>(WillBeHeapSupplement<LocalDOMWindow>::from(window, supplementName()));
54 if (!supplement) {
55 supplement = new DOMWindowCrypto(window);
56 provideTo(window, supplementName(), adoptPtrWillBeNoop(supplement));
57 }
58 return *supplement;
59 }
60
crypto(LocalDOMWindow & window)61 Crypto* DOMWindowCrypto::crypto(LocalDOMWindow& window)
62 {
63 return DOMWindowCrypto::from(window).crypto();
64 }
65
crypto() const66 Crypto* DOMWindowCrypto::crypto() const
67 {
68 if (!m_crypto && frame())
69 m_crypto = Crypto::create();
70 return m_crypto.get();
71 }
72
trace(Visitor * visitor)73 void DOMWindowCrypto::trace(Visitor* visitor)
74 {
75 visitor->trace(m_crypto);
76 WillBeHeapSupplement<LocalDOMWindow>::trace(visitor);
77 DOMWindowProperty::trace(visitor);
78 }
79
80 } // namespace blink
81