TopologyCoordinator.h

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// SPDX-FileCopyrightText: 2026 fuddlesworth
// SPDX-License-Identifier: LGPL-2.1-or-later
 
#pragma once
 
#include <PhosphorLayer/phosphorlayer_export.h>
 
#include <QObject>
 
#include <memory>
 
namespace PhosphorLayer {
 
class ILayerShellTransport;
class IScreenProvider;
 
struct TopologyConfig
{
    int debounceMs = 200; 
    bool debugLogDiffs = false;
};
 
class PHOSPHORLAYER_EXPORT TopologyCoordinator : public QObject
{
    Q_OBJECT
public:
    using Config = TopologyConfig;
 
    TopologyCoordinator(IScreenProvider* screens, ILayerShellTransport* transport, TopologyConfig cfg = {},
                        QObject* parent = nullptr);
    ~TopologyCoordinator() override;
 
    using SyncCallback = std::function<void()>;
    using CallbackId = quint64;
    CallbackId attachSyncCallback(SyncCallback cb);
    void detachSyncCallback(CallbackId id);
 
Q_SIGNALS:
    void screensChanging();
 
    void screensChanged();
 
    void compositorRestarted();
 
private:
    class Impl;
    std::unique_ptr<Impl> m_impl;
};
 
} // namespace PhosphorLayer