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// Copyright 2014 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef THIRD_PARTY_BLINK_RENDERER_MODULES_PERMISSIONS_PERMISSION_STATUS_H_
#define THIRD_PARTY_BLINK_RENDERER_MODULES_PERMISSIONS_PERMISSION_STATUS_H_
#include "third_party/blink/renderer/bindings/core/v8/active_script_wrappable.h"
#include "third_party/blink/renderer/core/dom/events/event_target.h"
#include "third_party/blink/renderer/core/execution_context/execution_context_lifecycle_state_observer.h"
#include "third_party/blink/renderer/modules/permissions/permission_status_listener.h"
#include "third_party/blink/renderer/platform/heap/garbage_collected.h"
#include "third_party/blink/renderer/platform/mojo/heap_mojo_receiver.h"
#include "third_party/blink/renderer/platform/wtf/text/atomic_string.h"
#include "third_party/blink/renderer/platform/wtf/text/wtf_string.h"
namespace blink {
class ExecutionContext;
class ScriptPromiseResolverBase;
class V8PermissionState;
// Expose the status of a given permission type for the current
// ExecutionContext.
class PermissionStatus final : public EventTarget,
public ActiveScriptWrappable<PermissionStatus>,
public ExecutionContextLifecycleStateObserver,
public PermissionStatusListener::Observer {
DEFINE_WRAPPERTYPEINFO();
using MojoPermissionDescriptor = mojom::blink::PermissionDescriptorPtr;
using MojoPermissionStatus = mojom::blink::PermissionStatus;
public:
static PermissionStatus* Take(PermissionStatusListener*,
ScriptPromiseResolverBase*);
PermissionStatus(PermissionStatusListener*, ExecutionContext*);
~PermissionStatus() override;
// EventTarget implementation.
const AtomicString& InterfaceName() const override;
ExecutionContext* GetExecutionContext() const override;
// Called when an event listener has been successfully added.
void AddedEventListener(const AtomicString& event_type,
RegisteredEventListener&) override;
// Called when an event listener has been successfully removed.
void RemovedEventListener(const AtomicString& event_type,
const RegisteredEventListener&) override;
// ScriptWrappable implementation.
bool HasPendingActivity() const final;
// ExecutionContextLifecycleStateObserver implementation.
void ContextLifecycleStateChanged(mojom::FrameLifecycleState) override;
void ContextDestroyed() override {}
// PermissionStatusListener::Observer
void OnPermissionStatusChange(MojoPermissionStatus) override;
V8PermissionState state() const;
String name() const;
DEFINE_ATTRIBUTE_EVENT_LISTENER(change, kChange)
void Trace(Visitor*) const override;
private:
void StartListening();
void StopListening();
WeakMember<PermissionStatusListener> listener_;
};
} // namespace blink
#endif // THIRD_PARTY_BLINK_RENDERER_MODULES_PERMISSIONS_PERMISSION_STATUS_H_
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