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 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 "Performance.h"
33
34 #include "MemoryInfo.h"
35 #include "PerformanceNavigation.h"
36 #include "PerformanceTiming.h"
37
38 #if ENABLE(WEB_TIMING)
39
40 #include "Frame.h"
41
42 namespace WebCore {
43
Performance(Frame * frame)44 Performance::Performance(Frame* frame)
45 : m_frame(frame)
46 {
47 }
48
frame() const49 Frame* Performance::frame() const
50 {
51 return m_frame;
52 }
53
disconnectFrame()54 void Performance::disconnectFrame()
55 {
56 if (m_memory)
57 m_memory = 0;
58 if (m_navigation) {
59 m_navigation->disconnectFrame();
60 m_navigation = 0;
61 }
62 if (m_timing) {
63 m_timing->disconnectFrame();
64 m_timing = 0;
65 }
66 m_frame = 0;
67 }
68
memory() const69 MemoryInfo* Performance::memory() const
70 {
71 m_memory = MemoryInfo::create(m_frame);
72 return m_memory.get();
73 }
74
navigation() const75 PerformanceNavigation* Performance::navigation() const
76 {
77 if (!m_navigation)
78 m_navigation = PerformanceNavigation::create(m_frame);
79
80 return m_navigation.get();
81 }
82
timing() const83 PerformanceTiming* Performance::timing() const
84 {
85 if (!m_timing)
86 m_timing = PerformanceTiming::create(m_frame);
87
88 return m_timing.get();
89 }
90
91 } // namespace WebCore
92
93 #endif // ENABLE(WEB_TIMING)
94