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// Copyright 2022 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef CONTENT_BROWSER_RENDERER_HOST_TRANSIENT_ALLOW_POPUP_H_
#define CONTENT_BROWSER_RENDERER_HOST_TRANSIENT_ALLOW_POPUP_H_
#include "base/time/time.h"
#include "content/common/content_export.h"
namespace content {
// This class manages a transient affordance for a frame to open a popup window.
// Sites with Window Management permission may open a popup on another screen
// after requesting fullscreen on a specific screen of a multi-screen device.
// This enables multi-screen content experiences from a single user gesture.
class CONTENT_EXPORT TransientAllowPopup {
public:
TransientAllowPopup();
// The lifespan should be just long enough to allow brief async script calls
// and long enough for the OS to complete any transition (i.e. fullscreen)
// animations first.
static constexpr base::TimeDelta kActivationLifespan = base::Seconds(5);
// Activate the transient state.
void Activate();
// Deactivate the transient state.
void Deactivate();
// Returns the transient state; |true| if this object was recently activated.
bool IsActive() const;
private:
base::TimeTicks transient_state_expiry_time_;
};
} // namespace content
#endif // CONTENT_BROWSER_RENDERER_HOST_TRANSIENT_ALLOW_POPUP_H_
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