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32 #include "bindings/core/v8/ScheduledAction.h"
34 #include "bindings/core/v8/ScriptController.h"
35 #include "bindings/core/v8/ScriptSourceCode.h"
36 #include "bindings/core/v8/V8Binding.h"
37 #include "bindings/core/v8/V8GCController.h"
38 #include "bindings/core/v8/V8ScriptRunner.h"
39 #include "core/dom/Document.h"
40 #include "core/dom/ExecutionContext.h"
41 #include "core/frame/LocalFrame.h"
42 #include "core/workers/WorkerGlobalScope.h"
43 #include "core/workers/WorkerThread.h"
44 #include "platform/Logging.h"
45 #include "platform/TraceEvent.h"
49 ScheduledAction::ScheduledAction(ScriptState* scriptState, v8::Handle<v8::Function> function, int argc, v8::Handle<v8::Value> argv[], v8::Isolate* isolate)
50 : m_scriptState(scriptState)
51 , m_function(isolate, function)
53 , m_code(String(), KURL(), TextPosition::belowRangePosition())
55 m_info.ReserveCapacity(argc);
56 for (int i = 0; i < argc; ++i)
57 m_info.Append(argv[i]);
60 ScheduledAction::ScheduledAction(ScriptState* scriptState, const String& code, const KURL& url, v8::Isolate* isolate)
61 : m_scriptState(scriptState)
67 ScheduledAction::~ScheduledAction()
71 void ScheduledAction::execute(ExecutionContext* context)
73 if (context->isDocument()) {
74 LocalFrame* frame = toDocument(context)->frame();
76 WTF_LOG(Timers, "ScheduledAction::execute %p: no frame", this);
79 if (!frame->script().canExecuteScripts(AboutToExecuteScript)) {
80 WTF_LOG(Timers, "ScheduledAction::execute %p: frame can not execute scripts", this);
85 WTF_LOG(Timers, "ScheduledAction::execute %p: worker scope", this);
86 execute(toWorkerGlobalScope(context));
90 void ScheduledAction::execute(LocalFrame* frame)
92 if (!m_scriptState->contextIsValid()) {
93 WTF_LOG(Timers, "ScheduledAction::execute %p: context is empty", this);
97 TRACE_EVENT0("v8", "ScheduledAction::execute");
98 ScriptState::Scope scope(m_scriptState.get());
99 if (!m_function.isEmpty()) {
100 WTF_LOG(Timers, "ScheduledAction::execute %p: have function", this);
101 Vector<v8::Handle<v8::Value> > info;
102 createLocalHandlesForArgs(&info);
103 frame->script().callFunction(m_function.newLocal(m_scriptState->isolate()), m_scriptState->context()->Global(), info.size(), info.data());
105 WTF_LOG(Timers, "ScheduledAction::execute %p: executing from source", this);
106 frame->script().executeScriptAndReturnValue(m_scriptState->context(), ScriptSourceCode(m_code));
109 // The frame might be invalid at this point because JavaScript could have released it.
112 void ScheduledAction::execute(WorkerGlobalScope* worker)
114 ASSERT(worker->thread()->isCurrentThread());
115 ASSERT(m_scriptState->contextIsValid());
116 if (!m_function.isEmpty()) {
117 ScriptState::Scope scope(m_scriptState.get());
118 Vector<v8::Handle<v8::Value> > info;
119 createLocalHandlesForArgs(&info);
120 V8ScriptRunner::callFunction(m_function.newLocal(m_scriptState->isolate()), worker, m_scriptState->context()->Global(), info.size(), info.data(), m_scriptState->isolate());
122 worker->script()->evaluate(m_code);
126 void ScheduledAction::createLocalHandlesForArgs(Vector<v8::Handle<v8::Value> >* handles)
128 handles->reserveCapacity(m_info.Size());
129 for (size_t i = 0; i < m_info.Size(); ++i)
130 handles->append(m_info.Get(i));