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1 /* | |
2 * Copyright (C) 2010 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 | |
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 * | |
14 * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY | |
15 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED | |
16 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE | |
17 * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY | |
18 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES | |
19 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; | |
20 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND | |
21 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | |
22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF | |
23 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | |
24 */ | |
25 | |
26 #include "config.h" | |
27 #include "public/web/WebGeolocationPermissionRequestManager.h" | |
28 | |
29 #include "modules/geolocation/Geolocation.h" | |
30 #include "platform/heap/Handle.h" | |
31 #include "public/web/WebGeolocationPermissionRequest.h" | |
32 #include "wtf/HashMap.h" | |
33 | |
34 namespace blink { | |
35 | |
36 typedef HeapHashMap<Member<Geolocation>, int> GeolocationIdMap; | |
37 typedef HeapHashMap<int, Member<Geolocation>> IdGeolocationMap; | |
38 | |
39 class WebGeolocationPermissionRequestManagerPrivate final : public GarbageCollec
ted<WebGeolocationPermissionRequestManagerPrivate> { | |
40 public: | |
41 DEFINE_INLINE_TRACE() | |
42 { | |
43 visitor->trace(m_geolocationIdMap); | |
44 visitor->trace(m_idGeolocationMap); | |
45 } | |
46 | |
47 GeolocationIdMap m_geolocationIdMap; | |
48 IdGeolocationMap m_idGeolocationMap; | |
49 }; | |
50 | |
51 int WebGeolocationPermissionRequestManager::add(const WebGeolocationPermissionRe
quest& permissionRequest) | |
52 { | |
53 Geolocation* geolocation = permissionRequest.geolocation(); | |
54 WebGeolocationPermissionRequestManagerPrivate* manager = ensureManager(); | |
55 ASSERT(!manager->m_geolocationIdMap.contains(geolocation)); | |
56 static int lastId; | |
57 int id = ++lastId; | |
58 manager->m_geolocationIdMap.add(geolocation, id); | |
59 manager->m_idGeolocationMap.add(id, geolocation); | |
60 return id; | |
61 } | |
62 | |
63 bool WebGeolocationPermissionRequestManager::remove(const WebGeolocationPermissi
onRequest& permissionRequest, int& id) | |
64 { | |
65 Geolocation* geolocation = permissionRequest.geolocation(); | |
66 WebGeolocationPermissionRequestManagerPrivate* manager = ensureManager(); | |
67 GeolocationIdMap::iterator it = manager->m_geolocationIdMap.find(geolocation
); | |
68 if (it == manager->m_geolocationIdMap.end()) | |
69 return false; | |
70 id = it->value; | |
71 manager->m_geolocationIdMap.remove(it); | |
72 manager->m_idGeolocationMap.remove(id); | |
73 return true; | |
74 } | |
75 | |
76 bool WebGeolocationPermissionRequestManager::remove(int id, WebGeolocationPermis
sionRequest& permissionRequest) | |
77 { | |
78 WebGeolocationPermissionRequestManagerPrivate* manager = ensureManager(); | |
79 IdGeolocationMap::iterator it = manager->m_idGeolocationMap.find(id); | |
80 if (it == manager->m_idGeolocationMap.end()) | |
81 return false; | |
82 Geolocation* geolocation = it->value; | |
83 permissionRequest = WebGeolocationPermissionRequest(geolocation); | |
84 manager->m_idGeolocationMap.remove(it); | |
85 manager->m_geolocationIdMap.remove(geolocation); | |
86 return true; | |
87 } | |
88 | |
89 WebGeolocationPermissionRequestManagerPrivate* WebGeolocationPermissionRequestMa
nager::ensureManager() | |
90 { | |
91 if (m_private.isNull()) | |
92 m_private = new WebGeolocationPermissionRequestManagerPrivate; | |
93 | |
94 return m_private.get(); | |
95 } | |
96 | |
97 void WebGeolocationPermissionRequestManager::reset() | |
98 { | |
99 m_private.reset(); | |
100 } | |
101 | |
102 } // namespace blink | |
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