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| 1 /* | 1 /* |
| 2 * Copyright (C) 2007-2009 Google Inc. All rights reserved. | 2 * Copyright (C) 2007-2009 Google Inc. All rights reserved. |
| 3 * | 3 * |
| 4 * Redistribution and use in source and binary forms, with or without | 4 * Redistribution and use in source and binary forms, with or without |
| 5 * modification, are permitted provided that the following conditions are | 5 * modification, are permitted provided that the following conditions are |
| 6 * met: | 6 * met: |
| 7 * | 7 * |
| 8 * * Redistributions of source code must retain the above copyright | 8 * * Redistributions of source code must retain the above copyright |
| 9 * notice, this list of conditions and the following disclaimer. | 9 * notice, this list of conditions and the following disclaimer. |
| 10 * * Redistributions in binary form must reproduce the above | 10 * * Redistributions in binary form must reproduce the above |
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| 44 #include "platform/TraceEvent.h" | 44 #include "platform/TraceEvent.h" |
| 45 | 45 |
| 46 namespace WebCore { | 46 namespace WebCore { |
| 47 | 47 |
| 48 ScheduledAction::ScheduledAction(v8::Handle<v8::Context> context, v8::Handle<v8:
:Function> function, int argc, v8::Handle<v8::Value> argv[], v8::Isolate* isolat
e) | 48 ScheduledAction::ScheduledAction(v8::Handle<v8::Context> context, v8::Handle<v8:
:Function> function, int argc, v8::Handle<v8::Value> argv[], v8::Isolate* isolat
e) |
| 49 : m_context(isolate, context) | 49 : m_context(isolate, context) |
| 50 , m_function(isolate, function) | 50 , m_function(isolate, function) |
| 51 , m_code(String(), KURL(), TextPosition::belowRangePosition()) | 51 , m_code(String(), KURL(), TextPosition::belowRangePosition()) |
| 52 , m_isolate(isolate) | 52 , m_isolate(isolate) |
| 53 { | 53 { |
| 54 m_args.reserveCapacity(argc); | 54 m_info.reserveCapacity(argc); |
| 55 for (int i = 0; i < argc; ++i) | 55 for (int i = 0; i < argc; ++i) |
| 56 m_args.append(UnsafePersistent<v8::Value>(m_isolate, argv[i])); | 56 m_info.append(UnsafePersistent<v8::Value>(m_isolate, argv[i])); |
| 57 } | 57 } |
| 58 | 58 |
| 59 ScheduledAction::ScheduledAction(v8::Handle<v8::Context> context, const String&
code, const KURL& url, v8::Isolate* isolate) | 59 ScheduledAction::ScheduledAction(v8::Handle<v8::Context> context, const String&
code, const KURL& url, v8::Isolate* isolate) |
| 60 : m_context(isolate, context) | 60 : m_context(isolate, context) |
| 61 , m_code(code, url) | 61 , m_code(code, url) |
| 62 , m_isolate(isolate) | 62 , m_isolate(isolate) |
| 63 { | 63 { |
| 64 } | 64 } |
| 65 | 65 |
| 66 ScheduledAction::~ScheduledAction() | 66 ScheduledAction::~ScheduledAction() |
| 67 { | 67 { |
| 68 for (size_t i = 0; i < m_args.size(); ++i) | 68 for (size_t i = 0; i < m_info.size(); ++i) |
| 69 m_args[i].dispose(); | 69 m_info[i].dispose(); |
| 70 } | 70 } |
| 71 | 71 |
| 72 void ScheduledAction::execute(ExecutionContext* context) | 72 void ScheduledAction::execute(ExecutionContext* context) |
| 73 { | 73 { |
| 74 if (context->isDocument()) { | 74 if (context->isDocument()) { |
| 75 Frame* frame = toDocument(context)->frame(); | 75 Frame* frame = toDocument(context)->frame(); |
| 76 if (!frame) | 76 if (!frame) |
| 77 return; | 77 return; |
| 78 if (!frame->script().canExecuteScripts(AboutToExecuteScript)) | 78 if (!frame->script().canExecuteScripts(AboutToExecuteScript)) |
| 79 return; | 79 return; |
| 80 execute(frame); | 80 execute(frame); |
| 81 } else { | 81 } else { |
| 82 execute(toWorkerGlobalScope(context)); | 82 execute(toWorkerGlobalScope(context)); |
| 83 } | 83 } |
| 84 } | 84 } |
| 85 | 85 |
| 86 void ScheduledAction::execute(Frame* frame) | 86 void ScheduledAction::execute(Frame* frame) |
| 87 { | 87 { |
| 88 v8::HandleScope handleScope(m_isolate); | 88 v8::HandleScope handleScope(m_isolate); |
| 89 | 89 |
| 90 v8::Handle<v8::Context> context = m_context.newLocal(m_isolate); | 90 v8::Handle<v8::Context> context = m_context.newLocal(m_isolate); |
| 91 if (context.IsEmpty()) | 91 if (context.IsEmpty()) |
| 92 return; | 92 return; |
| 93 | 93 |
| 94 TRACE_EVENT0("v8", "ScheduledAction::execute"); | 94 TRACE_EVENT0("v8", "ScheduledAction::execute"); |
| 95 | 95 |
| 96 if (!m_function.isEmpty()) { | 96 if (!m_function.isEmpty()) { |
| 97 v8::Context::Scope scope(context); | 97 v8::Context::Scope scope(context); |
| 98 Vector<v8::Handle<v8::Value> > args; | 98 Vector<v8::Handle<v8::Value> > info; |
| 99 createLocalHandlesForArgs(&args); | 99 createLocalHandlesForArgs(&info); |
| 100 frame->script().callFunction(m_function.newLocal(m_isolate), context->Gl
obal(), args.size(), args.data()); | 100 frame->script().callFunction(m_function.newLocal(m_isolate), context->Gl
obal(), info.size(), info.data()); |
| 101 } else { | 101 } else { |
| 102 frame->script().executeScriptAndReturnValue(context, ScriptSourceCode(m_
code)); | 102 frame->script().executeScriptAndReturnValue(context, ScriptSourceCode(m_
code)); |
| 103 } | 103 } |
| 104 | 104 |
| 105 // The frame might be invalid at this point because JavaScript could have re
leased it. | 105 // The frame might be invalid at this point because JavaScript could have re
leased it. |
| 106 } | 106 } |
| 107 | 107 |
| 108 void ScheduledAction::execute(WorkerGlobalScope* worker) | 108 void ScheduledAction::execute(WorkerGlobalScope* worker) |
| 109 { | 109 { |
| 110 ASSERT(worker->thread()->isCurrentThread()); | 110 ASSERT(worker->thread()->isCurrentThread()); |
| 111 v8::HandleScope handleScope(m_isolate); | 111 v8::HandleScope handleScope(m_isolate); |
| 112 v8::Handle<v8::Context> context = m_context.newLocal(m_isolate); | 112 v8::Handle<v8::Context> context = m_context.newLocal(m_isolate); |
| 113 ASSERT(!context.IsEmpty()); | 113 ASSERT(!context.IsEmpty()); |
| 114 v8::Context::Scope scope(context); | 114 v8::Context::Scope scope(context); |
| 115 if (!m_function.isEmpty()) { | 115 if (!m_function.isEmpty()) { |
| 116 Vector<v8::Handle<v8::Value> > args; | 116 Vector<v8::Handle<v8::Value> > info; |
| 117 createLocalHandlesForArgs(&args); | 117 createLocalHandlesForArgs(&info); |
| 118 V8ScriptRunner::callFunction(m_function.newLocal(m_isolate), worker, con
text->Global(), args.size(), args.data(), m_isolate); | 118 V8ScriptRunner::callFunction(m_function.newLocal(m_isolate), worker, con
text->Global(), info.size(), info.data(), m_isolate); |
| 119 } else | 119 } else |
| 120 worker->script()->evaluate(m_code); | 120 worker->script()->evaluate(m_code); |
| 121 } | 121 } |
| 122 | 122 |
| 123 void ScheduledAction::createLocalHandlesForArgs(Vector<v8::Handle<v8::Value> >*
handles) | 123 void ScheduledAction::createLocalHandlesForArgs(Vector<v8::Handle<v8::Value> >*
handles) |
| 124 { | 124 { |
| 125 handles->reserveCapacity(m_args.size()); | 125 handles->reserveCapacity(m_info.size()); |
| 126 for (size_t i = 0; i < m_args.size(); ++i) | 126 for (size_t i = 0; i < m_info.size(); ++i) |
| 127 handles->append(m_args[i].newLocal(m_isolate)); | 127 handles->append(m_info[i].newLocal(m_isolate)); |
| 128 } | 128 } |
| 129 | 129 |
| 130 } // namespace WebCore | 130 } // namespace WebCore |
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