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// Copyright 2014 The Chromium Authors. All rights reserved.
// 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_CORE_FRAME_DEVICE_SINGLE_WINDOW_EVENT_CONTROLLER_H_
#define THIRD_PARTY_BLINK_RENDERER_CORE_FRAME_DEVICE_SINGLE_WINDOW_EVENT_CONTROLLER_H_
#include "third_party/blink/renderer/core/core_export.h"
#include "third_party/blink/renderer/core/frame/local_dom_window.h"
#include "third_party/blink/renderer/core/frame/platform_event_controller.h"
#include "third_party/blink/renderer/platform/heap/handle.h"
namespace blink {
class Event;
class CORE_EXPORT DeviceSingleWindowEventController
: public GarbageCollected<DeviceSingleWindowEventController>,
public PlatformEventController,
public LocalDOMWindow::EventListenerObserver {
public:
~DeviceSingleWindowEventController() override;
// Inherited from PlatformEventController.
void DidUpdateData() override;
void Trace(Visitor*) const override;
// Inherited from LocalDOMWindow::EventListenerObserver.
void DidAddEventListener(LocalDOMWindow*, const AtomicString&) override;
void DidRemoveEventListener(LocalDOMWindow*, const AtomicString&) override;
void DidRemoveAllEventListeners(LocalDOMWindow*) override;
protected:
explicit DeviceSingleWindowEventController(LocalDOMWindow&);
bool IsSameSecurityOriginAsMainFrame() const;
bool CheckPolicyFeatures(
const Vector<mojom::blink::FeaturePolicyFeature>& features) const;
void DispatchDeviceEvent(Event*);
virtual Event* LastEvent() const = 0;
virtual const AtomicString& EventTypeName() const = 0;
virtual bool IsNullEvent(Event*) const = 0;
private:
bool needs_checking_null_events_;
};
} // namespace blink
#endif // THIRD_PARTY_BLINK_RENDERER_CORE_FRAME_DEVICE_SINGLE_WINDOW_EVENT_CONTROLLER_H_
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