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/*
* Copyright (C) 2009 Google Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the following disclaimer
* in the documentation and/or other materials provided with the
* distribution.
* * Neither the name of Google Inc. nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef THIRD_PARTY_BLINK_RENDERER_CORE_WORKERS_DEDICATED_WORKER_GLOBAL_SCOPE_H_
#define THIRD_PARTY_BLINK_RENDERER_CORE_WORKERS_DEDICATED_WORKER_GLOBAL_SCOPE_H_
#include <memory>
#include "third_party/blink/renderer/core/animation_frame/worker_animation_frame_provider.h"
#include "third_party/blink/renderer/core/core_export.h"
#include "third_party/blink/renderer/core/messaging/message_port.h"
#include "third_party/blink/renderer/core/workers/worker_global_scope.h"
#include "third_party/blink/renderer/platform/heap/visitor.h"
#include "third_party/blink/renderer/platform/wtf/casting.h"
namespace blink {
class DedicatedWorkerObjectProxy;
class DedicatedWorkerThread;
class PostMessageOptions;
class ScriptState;
class WorkerClassicScriptLoader;
struct GlobalScopeCreationParams;
class CORE_EXPORT DedicatedWorkerGlobalScope final : public WorkerGlobalScope {
DEFINE_WRAPPERTYPEINFO();
public:
// TODO(nhiroki): Merge Create() into the constructor after
// off-the-main-thread worker script fetch is enabled by default.
static DedicatedWorkerGlobalScope* Create(
std::unique_ptr<GlobalScopeCreationParams>,
DedicatedWorkerThread*,
base::TimeTicks time_origin);
// Do not call this. Use Create() instead. This is public only for
// MakeGarbageCollected.
DedicatedWorkerGlobalScope(
std::unique_ptr<GlobalScopeCreationParams>,
DedicatedWorkerThread*,
base::TimeTicks time_origin,
std::unique_ptr<Vector<String>> outside_origin_trial_tokens,
const BeginFrameProviderParams& begin_frame_provider_params);
~DedicatedWorkerGlobalScope() override;
// Implements ExecutionContext.
bool IsDedicatedWorkerGlobalScope() const override { return true; }
// Implements EventTarget
// (via WorkerOrWorkletGlobalScope -> EventTargetWithInlineData).
const AtomicString& InterfaceName() const override;
// RequestAnimationFrame
int requestAnimationFrame(V8FrameRequestCallback* callback, ExceptionState&);
void cancelAnimationFrame(int id);
WorkerAnimationFrameProvider* GetAnimationFrameProvider() {
return animation_frame_provider_;
}
// Implements WorkerGlobalScope.
void Initialize(const KURL& response_url,
network::mojom::ReferrerPolicy response_referrer_policy,
network::mojom::IPAddressSpace response_address_space,
const Vector<CSPHeaderAndType>& response_csp_headers,
const Vector<String>* response_origin_trial_tokens,
int64_t appcache_host) override;
void FetchAndRunClassicScript(
const KURL& script_url,
const FetchClientSettingsObjectSnapshot& outside_settings_object,
WorkerResourceTimingNotifier& outside_resource_timing_notifier,
const v8_inspector::V8StackTraceId& stack_id) override;
void FetchAndRunModuleScript(
const KURL& module_url_record,
const FetchClientSettingsObjectSnapshot& outside_settings_object,
WorkerResourceTimingNotifier& outside_resource_timing_notifier,
network::mojom::CredentialsMode) override;
// Called by the bindings (dedicated_worker_global_scope.idl).
const String name() const;
void postMessage(ScriptState*,
const ScriptValue& message,
HeapVector<ScriptValue>& transfer,
ExceptionState&);
void postMessage(ScriptState*,
const ScriptValue& message,
const PostMessageOptions*,
ExceptionState&);
DEFINE_ATTRIBUTE_EVENT_LISTENER(message, kMessage)
DEFINE_ATTRIBUTE_EVENT_LISTENER(messageerror, kMessageerror)
// Called by the Oilpan.
void Trace(blink::Visitor*) override;
private:
void DidReceiveResponseForClassicScript(
WorkerClassicScriptLoader* classic_script_loader);
void DidFetchClassicScript(WorkerClassicScriptLoader* classic_script_loader,
const v8_inspector::V8StackTraceId& stack_id);
DedicatedWorkerObjectProxy& WorkerObjectProxy() const;
Member<WorkerAnimationFrameProvider> animation_frame_provider_;
};
template <>
struct DowncastTraits<DedicatedWorkerGlobalScope> {
static bool AllowFrom(const ExecutionContext& context) {
return context.IsDedicatedWorkerGlobalScope();
}
};
} // namespace blink
#endif // THIRD_PARTY_BLINK_RENDERER_CORE_WORKERS_DEDICATED_WORKER_GLOBAL_SCOPE_H_
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