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// Copyright 2017 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef HEADLESS_LIB_BROWSER_HEADLESS_FOCUS_CLIENT_H_
#define HEADLESS_LIB_BROWSER_HEADLESS_FOCUS_CLIENT_H_
#include "base/memory/raw_ptr.h"
#include "base/observer_list.h"
#include "base/scoped_observation.h"
#include "ui/aura/client/focus_client.h"
#include "ui/aura/window_observer.h"
namespace headless {
class HeadlessFocusClient : public aura::client::FocusClient,
public aura::WindowObserver {
public:
HeadlessFocusClient();
HeadlessFocusClient(const HeadlessFocusClient&) = delete;
HeadlessFocusClient& operator=(const HeadlessFocusClient&) = delete;
~HeadlessFocusClient() override;
private:
// Overridden from aura::client::FocusClient:
void AddObserver(aura::client::FocusChangeObserver* observer) override;
void RemoveObserver(aura::client::FocusChangeObserver* observer) override;
void FocusWindow(aura::Window* window) override;
void ResetFocusWithinActiveWindow(aura::Window* window) override;
aura::Window* GetFocusedWindow() override;
// Overridden from aura::WindowObserver:
void OnWindowDestroying(aura::Window* window) override;
raw_ptr<aura::Window> focused_window_;
base::ScopedObservation<aura::Window, aura::WindowObserver>
observation_manager_{this};
base::ObserverList<aura::client::FocusChangeObserver> focus_observers_;
};
} // namespace headless
#endif // HEADLESS_LIB_BROWSER_HEADLESS_FOCUS_CLIENT_H_
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