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// Copyright 2016 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 SERVICES_UI_DISPLAY_SCREEN_MANAGER_H_
#define SERVICES_UI_DISPLAY_SCREEN_MANAGER_H_
#include <memory>
#include "base/macros.h"
#include "services/ui/display/screen_manager_delegate.h"
namespace service_manager {
class BinderRegistry;
}
namespace display {
class ScreenBase;
// ScreenManager provides the necessary functionality to configure all
// attached physical displays.
class ScreenManager {
public:
ScreenManager();
virtual ~ScreenManager();
// Creates a singleton ScreenManager instance.
static std::unique_ptr<ScreenManager> Create();
static ScreenManager* GetInstance();
// Registers Mojo interfaces provided.
virtual void AddInterfaces(service_manager::BinderRegistry* registry) = 0;
// Triggers initial display configuration to start. On device this will
// configuration the connected displays. Off device this will create one or
// more fake displays and pretend to configure them. A non-null |delegate|
// must be provided that will receive notifications when displays are added,
// removed or modified.
virtual void Init(ScreenManagerDelegate* delegate) = 0;
// Handle requests from the platform to close a display.
virtual void RequestCloseDisplay(int64_t display_id) = 0;
virtual display::ScreenBase* GetScreen() = 0;
private:
static ScreenManager* instance_; // Instance is not owned.
DISALLOW_COPY_AND_ASSIGN(ScreenManager);
};
} // namespace display
#endif // SERVICES_UI_DISPLAY_SCREEN_MANAGER_H_
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