1 /* 2 * Copyright (C) 2009 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 #ifndef InspectorTimelineAgent_h 32 #define InspectorTimelineAgent_h 33 34 #if ENABLE(INSPECTOR) 35 36 #include "Document.h" 37 #include "ScriptExecutionContext.h" 38 #include "ScriptObject.h" 39 #include "ScriptArray.h" 40 #include <wtf/Vector.h> 41 42 namespace WebCore { 43 class Event; 44 class InspectorFrontend; 45 class IntRect; 46 class ResourceRequest; 47 class ResourceResponse; 48 49 // Must be kept in sync with TimelineAgent.js 50 enum TimelineRecordType { 51 EventDispatchTimelineRecordType = 0, 52 LayoutTimelineRecordType = 1, 53 RecalculateStylesTimelineRecordType = 2, 54 PaintTimelineRecordType = 3, 55 ParseHTMLTimelineRecordType = 4, 56 TimerInstallTimelineRecordType = 5, 57 TimerRemoveTimelineRecordType = 6, 58 TimerFireTimelineRecordType = 7, 59 XHRReadyStateChangeRecordType = 8, 60 XHRLoadRecordType = 9, 61 EvaluateScriptTimelineRecordType = 10, 62 MarkTimelineRecordType = 11, 63 ResourceSendRequestTimelineRecordType = 12, 64 ResourceReceiveResponseTimelineRecordType = 13, 65 ResourceFinishTimelineRecordType = 14, 66 }; 67 68 class InspectorTimelineAgent : public Noncopyable { 69 public: 70 InspectorTimelineAgent(InspectorFrontend* frontend); 71 ~InspectorTimelineAgent(); 72 73 void reset(); 74 void resetFrontendProxyObject(InspectorFrontend*); 75 76 // Methods called from WebCore. 77 void willDispatchEvent(const Event&); 78 void didDispatchEvent(); 79 80 void willLayout(); 81 void didLayout(); 82 83 void willRecalculateStyle(); 84 void didRecalculateStyle(); 85 86 void willPaint(const IntRect&); 87 void didPaint(); 88 89 void willWriteHTML(unsigned int length, unsigned int startLine); 90 void didWriteHTML(unsigned int endLine); 91 92 void didInstallTimer(int timerId, int timeout, bool singleShot); 93 void didRemoveTimer(int timerId); 94 void willFireTimer(int timerId); 95 void didFireTimer(); 96 97 void willChangeXHRReadyState(const String&, int); 98 void didChangeXHRReadyState(); 99 void willLoadXHR(const String&); 100 void didLoadXHR(); 101 102 void willEvaluateScript(const String&, int); 103 void didEvaluateScript(); 104 105 void didMarkTimeline(const String&); 106 107 void willSendResourceRequest(unsigned long, bool isMainResource, const ResourceRequest&); 108 void didReceiveResourceResponse(unsigned long, const ResourceResponse&); 109 void didFinishLoadingResource(unsigned long, bool didFail); 110 111 static InspectorTimelineAgent* retrieve(ScriptExecutionContext*); 112 private: 113 struct TimelineRecordEntry { 114 TimelineRecordEntry(ScriptObject record, ScriptObject data, ScriptArray children, TimelineRecordType type) : record(record), data(data), children(children), type(type) { } 115 ScriptObject record; 116 ScriptObject data; 117 ScriptArray children; 118 TimelineRecordType type; 119 }; 120 121 void pushCurrentRecord(ScriptObject, TimelineRecordType); 122 123 static double currentTimeInMilliseconds(); 124 125 void didCompleteCurrentRecord(TimelineRecordType); 126 127 void addRecordToTimeline(ScriptObject, TimelineRecordType); 128 129 InspectorFrontend* m_frontend; 130 131 Vector< TimelineRecordEntry > m_recordStack; 132 }; 133 134 inline InspectorTimelineAgent* InspectorTimelineAgent::retrieve(ScriptExecutionContext* context) 135 { 136 if (context && context->isDocument()) 137 return static_cast<Document*>(context)->inspectorTimelineAgent(); 138 return 0; 139 } 140 141 } // namespace WebCore 142 143 #endif // !ENABLE(INSPECTOR) 144 #endif // !defined(InspectorTimelineAgent_h) 145