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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_REMOTE_DOM_WINDOW_H_
#define THIRD_PARTY_BLINK_RENDERER_CORE_FRAME_REMOTE_DOM_WINDOW_H_
#include "third_party/blink/renderer/core/frame/dom_window.h"
#include "third_party/blink/renderer/core/frame/remote_frame.h"
#include "third_party/blink/renderer/platform/wtf/casting.h"
namespace blink {
class RemoteDOMWindow final : public DOMWindow {
public:
explicit RemoteDOMWindow(RemoteFrame&);
RemoteFrame* GetFrame() const {
return To<RemoteFrame>(DOMWindow::GetFrame());
}
// EventTarget overrides:
ExecutionContext* GetExecutionContext() const override;
// DOMWindow overrides:
void Trace(blink::Visitor*) override;
void blur() override;
void FrameDetached();
protected:
// Protected DOMWindow overrides:
void SchedulePostMessage(MessageEvent*,
scoped_refptr<const SecurityOrigin> target,
Document* source) override;
private:
// Intentionally private to prevent redundant checks when the type is
// already RemoteDOMWindow.
bool IsLocalDOMWindow() const override { return false; }
bool IsRemoteDOMWindow() const override { return true; }
void ForwardPostMessage(MessageEvent*,
scoped_refptr<const SecurityOrigin> target,
Document* source);
};
template <>
struct DowncastTraits<RemoteDOMWindow> {
static bool AllowFrom(const DOMWindow& window) {
return window.IsRemoteDOMWindow();
}
};
} // namespace blink
#endif // DOMWindow_h
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