本文整理汇总了C++中WorkerScriptController::context方法的典型用法代码示例。如果您正苦于以下问题：C++ WorkerScriptController::context方法的具体用法？C++ WorkerScriptController::context怎么用？C++ WorkerScriptController::context使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类WorkerScriptController的用法示例。
在下文中一共展示了WorkerScriptController::context方法的4个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C++代码示例。
示例1: protect
void V8WorkerContextEventListener::handleEvent(ScriptExecutionContext* context, Event* event)
{
if (!context)
return;
// The callback function on XMLHttpRequest can clear the event listener and destroys 'this' object. Keep a local reference to it.
// See issue 889829.
RefPtr<V8AbstractEventListener> protect(this);
v8::HandleScope handleScope;
ASSERT(context->isWorkerContext());
WorkerScriptController* script = static_cast<WorkerContext*>(context)->script();
if (!script)
return;
v8::Handle<v8::Context> v8Context = script->context();
if (v8Context.IsEmpty())
return;
// Enter the V8 context in which to perform the event handling.
v8::Context::Scope scope(v8Context);
// Get the V8 wrapper for the event object.
v8::Handle<v8::Value> jsEvent = toV8(event);
invokeEventHandler(context, event, jsEvent);
}示例2: handleScope
void V8WorkerGlobalScopeEventListener::handleEvent(ExecutionContext* context, Event* event)
{
if (!context)
return;
// The callback function on XMLHttpRequest can clear the event listener and destroys 'this' object. Keep a local reference to it.
// See issue 889829.
RefPtr<V8AbstractEventListener> protect(this);
v8::Isolate* isolate = toIsolate(context);
v8::HandleScope handleScope(isolate);
WorkerScriptController* script = toWorkerGlobalScope(context)->script();
if (!script)
return;
v8::Handle<v8::Context> v8Context = script->context();
if (v8Context.IsEmpty())
return;
// Enter the V8 context in which to perform the event handling.
v8::Context::Scope scope(v8Context);
// Get the V8 wrapper for the event object.
v8::Handle<v8::Value> jsEvent = toV8(event, v8::Handle<v8::Object>(), isolate);
invokeEventHandler(context, event, v8::Local<v8::Value>::New(isolate, jsEvent));
}示例3: ASSERT
v8::Handle<v8::Value> toV8(WorkerContext* impl, v8::Handle<v8::Object> creationContext, v8::Isolate* isolate)
{
// Notice that we explicitly ignore creationContext because the WorkerContext is its own creationContext.
if (!impl)
return v8NullWithCheck(isolate);
WorkerScriptController* script = impl->script();
if (!script)
return v8NullWithCheck(isolate);
v8::Handle<v8::Object> global = script->context()->Global();
ASSERT(!global.IsEmpty());
return global;
}示例4: SetTimeoutOrInterval
v8::Handle<v8::Value> SetTimeoutOrInterval(const v8::Arguments& args, bool singleShot)
{
WorkerContext* workerContext = V8WorkerContext::toNative(args.Holder());
int argumentCount = args.Length();
if (argumentCount < 1)
return v8::Undefined();
v8::Handle<v8::Value> function = args[0];
int32_t timeout = argumentCount >= 2 ? args[1]->Int32Value() : 0;
int timerId;
WorkerScriptController* script = workerContext->script();
if (!script)
return v8::Undefined();
v8::Handle<v8::Context> v8Context = script->context();
if (function->IsString()) {
if (ContentSecurityPolicy* policy = workerContext->contentSecurityPolicy()) {
if (!policy->allowEval())
return v8Integer(0, args.GetIsolate());
}
WTF::String stringFunction = toWebCoreString(function);
timerId = DOMTimer::install(workerContext, adoptPtr(new ScheduledAction(v8Context, stringFunction, workerContext->url())), timeout, singleShot);
} else if (function->IsFunction()) {
size_t paramCount = argumentCount >= 2 ? argumentCount - 2 : 0;
v8::Local<v8::Value>* params = 0;
if (paramCount > 0) {
params = new v8::Local<v8::Value>[paramCount];
for (size_t i = 0; i < paramCount; ++i)
params[i] = args[i+2];
}
// ScheduledAction takes ownership of actual params and releases them in its destructor.
OwnPtr<ScheduledAction> action = adoptPtr(new ScheduledAction(v8Context, v8::Handle<v8::Function>::Cast(function), paramCount, params));
// FIXME: We should use a OwnArrayPtr for params.
delete [] params;
timerId = DOMTimer::install(workerContext, action.release(), timeout, singleShot);
} else
return v8::Undefined();
return v8Integer(timerId, args.GetIsolate());
}