1 /*
2 * Copyright (C) 2010 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 #ifndef GCActivityCallback_h
30 #define GCActivityCallback_h
31
32 #include <wtf/OwnPtr.h>
33 #include <wtf/PassOwnPtr.h>
34
35 #if USE(CF)
36 #include <CoreFoundation/CoreFoundation.h>
37 #endif
38
39 namespace JSC {
40
41 class Heap;
42
43 class GCActivityCallback {
44 public:
~GCActivityCallback()45 virtual ~GCActivityCallback() {}
operator()46 virtual void operator()() {}
synchronize()47 virtual void synchronize() {}
48
49 protected:
GCActivityCallback()50 GCActivityCallback() {}
51 };
52
53 struct DefaultGCActivityCallbackPlatformData;
54
55 class DefaultGCActivityCallback : public GCActivityCallback {
56 public:
57 static PassOwnPtr<DefaultGCActivityCallback> create(Heap*);
58
59 DefaultGCActivityCallback(Heap*);
60 ~DefaultGCActivityCallback();
61
62 void operator()();
63 void synchronize();
64
65 #if USE(CF)
66 protected:
67 DefaultGCActivityCallback(Heap*, CFRunLoopRef);
68 void commonConstructor(Heap*, CFRunLoopRef);
69 #endif
70
71 private:
72 OwnPtr<DefaultGCActivityCallbackPlatformData*> d;
73 };
74
create(Heap * heap)75 inline PassOwnPtr<DefaultGCActivityCallback> DefaultGCActivityCallback::create(Heap* heap)
76 {
77 return adoptPtr(new DefaultGCActivityCallback(heap));
78 }
79
80 }
81
82 #endif
83