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content / browser / renderer_host / transient_focus_source_user_activation.h [blame]
// Copyright 2023 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_FOCUS_SOURCE_USER_ACTIVATION_H_
#define CONTENT_BROWSER_RENDERER_HOST_TRANSIENT_FOCUS_SOURCE_USER_ACTIVATION_H_
#include "base/time/time.h"
#include "content/common/content_export.h"
namespace content {
// This class manages a transient state tracking mechanism for tracking if the
// frame initiating the focus call has user activation. This is used to verify
// the validity of focus crossing a fenced frame boundary. When activated, the
// transient state is active for the same amount of time that a transient user
// activation stays active for.
class CONTENT_EXPORT TransientFocusSourceUserActivation {
public:
TransientFocusSourceUserActivation();
// 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_FOCUS_SOURCE_USER_ACTIVATION_H_