V8WorkerContextCustom.cpp [plain text]
#include "config.h"
#if ENABLE(WORKERS)
#include "WorkerContextExecutionProxy.h"
#include "ExceptionCode.h"
#include "DOMTimer.h"
#include "ScheduledAction.h"
#include "V8Binding.h"
#include "V8CustomBinding.h"
#include "V8Proxy.h"
#include "V8Utilities.h"
#include "V8WorkerContextEventListener.h"
#include "WorkerContext.h"
namespace WebCore {
ACCESSOR_GETTER(WorkerContextSelf)
{
INC_STATS(L"DOM.WorkerContext.self._get");
WorkerContext* workerContext = V8DOMWrapper::convertToNativeObject<WorkerContext>(V8ClassIndex::WORKERCONTEXT, info.Holder());
return WorkerContextExecutionProxy::WorkerContextToV8Object(workerContext);
}
ACCESSOR_GETTER(WorkerContextOnmessage)
{
INC_STATS(L"DOM.WorkerContext.onmessage._get");
WorkerContext* workerContext = V8DOMWrapper::convertToNativeObject<WorkerContext>(V8ClassIndex::WORKERCONTEXT, info.Holder());
if (workerContext->onmessage()) {
V8WorkerContextEventListener* listener = static_cast<V8WorkerContextEventListener*>(workerContext->onmessage());
v8::Local<v8::Object> v8Listener = listener->getListenerObject();
return v8Listener;
}
return v8::Undefined();
}
ACCESSOR_SETTER(WorkerContextOnmessage)
{
INC_STATS(L"DOM.WorkerContext.onmessage._set");
WorkerContext* workerContext = V8DOMWrapper::convertToNativeObject<WorkerContext>(V8ClassIndex::WORKERCONTEXT, info.Holder());
V8WorkerContextEventListener* oldListener = static_cast<V8WorkerContextEventListener*>(workerContext->onmessage());
if (value->IsNull()) {
if (workerContext->onmessage()) {
v8::Local<v8::Object> oldV8Listener = oldListener->getListenerObject();
removeHiddenDependency(info.Holder(), oldV8Listener, V8Custom::kWorkerContextRequestCacheIndex);
}
workerContext->setOnmessage(0);
} else {
RefPtr<V8EventListener> listener = workerContext->script()->proxy()->findOrCreateEventListener(v8::Local<v8::Object>::Cast(value), false, false);
if (listener) {
if (oldListener) {
v8::Local<v8::Object> oldV8Listener = oldListener->getListenerObject();
removeHiddenDependency(info.Holder(), oldV8Listener, V8Custom::kWorkerContextRequestCacheIndex);
}
workerContext->setOnmessage(listener);
createHiddenDependency(info.Holder(), value, V8Custom::kWorkerContextRequestCacheIndex);
}
}
}
v8::Handle<v8::Value> SetTimeoutOrInterval(const v8::Arguments& args, bool singleShot)
{
WorkerContext* workerContext = V8DOMWrapper::convertToNativeObject<WorkerContext>(V8ClassIndex::WORKERCONTEXT, 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;
if (function->IsString()) {
WebCore::String stringFunction = toWebCoreString(function);
timerId = DOMTimer::install(workerContext, new ScheduledAction(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* action = new ScheduledAction(v8::Handle<v8::Function>::Cast(function), paramCount, params);
delete [] params;
timerId = DOMTimer::install(workerContext, action, timeout, singleShot);
} else
return v8::Undefined();
return v8::Integer::New(timerId);
}
CALLBACK_FUNC_DECL(WorkerContextImportScripts)
{
INC_STATS(L"DOM.WorkerContext.importScripts()");
if (!args.Length())
return v8::Undefined();
String callerURL = V8Proxy::sourceName();
int callerLine = V8Proxy::sourceLineNumber() + 1;
Vector<String> urls;
for (int i = 0; i < args.Length(); i++) {
v8::TryCatch tryCatch;
v8::Handle<v8::String> scriptUrl = args[i]->ToString();
if (tryCatch.HasCaught() || scriptUrl.IsEmpty())
return v8::Undefined();
urls.append(toWebCoreString(scriptUrl));
}
WorkerContext* workerContext = V8DOMWrapper::convertToNativeObject<WorkerContext>(V8ClassIndex::WORKERCONTEXT, args.Holder());
ExceptionCode ec = 0;
workerContext->importScripts(urls, callerURL, callerLine, ec);
if (ec)
return throwError(ec);
return v8::Undefined();
}
CALLBACK_FUNC_DECL(WorkerContextSetTimeout)
{
INC_STATS(L"DOM.WorkerContext.setTimeout()");
return SetTimeoutOrInterval(args, true);
}
CALLBACK_FUNC_DECL(WorkerContextSetInterval) {
INC_STATS(L"DOM.WorkerContext.setInterval()");
return SetTimeoutOrInterval(args, false);
}
CALLBACK_FUNC_DECL(WorkerContextAddEventListener)
{
INC_STATS(L"DOM.WorkerContext.addEventListener()");
WorkerContext* workerContext = V8DOMWrapper::convertToNativeObject<WorkerContext>(V8ClassIndex::WORKERCONTEXT, args.Holder());
RefPtr<V8EventListener> listener = workerContext->script()->proxy()->findOrCreateEventListener(v8::Local<v8::Object>::Cast(args[1]), false, false);
if (listener) {
String type = toWebCoreString(args[0]);
bool useCapture = args[2]->BooleanValue();
workerContext->addEventListener(type, listener, useCapture);
createHiddenDependency(args.Holder(), args[1], V8Custom::kWorkerContextRequestCacheIndex);
}
return v8::Undefined();
}
CALLBACK_FUNC_DECL(WorkerContextRemoveEventListener)
{
INC_STATS(L"DOM.WorkerContext.removeEventListener()");
WorkerContext* workerContext = V8DOMWrapper::convertToNativeObject<WorkerContext>(V8ClassIndex::WORKERCONTEXT, args.Holder());
WorkerContextExecutionProxy* proxy = workerContext->script()->proxy();
RefPtr<V8EventListener> listener = proxy->findOrCreateEventListener(v8::Local<v8::Object>::Cast(args[1]), false, true);
if (listener) {
String type = toWebCoreString(args[0]);
bool useCapture = args[2]->BooleanValue();
workerContext->removeEventListener(type, listener.get(), useCapture);
removeHiddenDependency(args.Holder(), args[1], V8Custom::kWorkerContextRequestCacheIndex);
}
return v8::Undefined();
}
}
#endif // ENABLE(WORKERS)