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 44 Performance::Performance(Frame* frame) 45 : m_frame(frame) 46 { 47 } 48 49 Frame* Performance::frame() const 50 { 51 return m_frame; 52 } 53 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 69 MemoryInfo* Performance::memory() const 70 { 71 m_memory = MemoryInfo::create(m_frame); 72 return m_memory.get(); 73 } 74 75 PerformanceNavigation* Performance::navigation() const 76 { 77 if (!m_navigation) 78 m_navigation = PerformanceNavigation::create(m_frame); 79 80 return m_navigation.get(); 81 } 82 83 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
