OverflowManager.h

Go to the documentation of this file.

// SPDX-FileCopyrightText: 2026 fuddlesworth
// SPDX-License-Identifier: LGPL-2.1-or-later
 
#pragma once
 
// Project headers
#include <phosphortileengine_export.h>
 
// Qt headers
#include <QHash>
#include <QSet>
#include <QString>
#include <QStringList>
 
// C++ headers
#include <functional>
 
namespace PhosphorTileEngine {
 
class PHOSPHORTILEENGINE_EXPORT OverflowManager
{
public:
    void markOverflow(const QString& windowId, const QString& screenId);
 
    void clearOverflow(const QString& windowId);
 
    bool isOverflow(const QString& windowId) const;
 
    QStringList applyOverflow(const QString& screenId, const QStringList& windows, int tileCount);
 
    QStringList recoverIfRoom(const QString& screenId, int tiledCount, int maxWindows,
                              const std::function<bool(const QString&)>& isFloating,
                              const std::function<bool(const QString&)>& containsWindow);
 
    QSet<QString> takeForScreen(const QString& screenId);
 
    void migrateWindow(const QString& windowId);
 
    void clearForRemovedScreens(const QSet<QString>& activeScreens);
 
    bool isEmpty() const;
 
private:
    QHash<QString, QSet<QString>> m_overflow; // screenId -> overflow window IDs
    QHash<QString, QString> m_windowToScreen; // windowId -> screenId (reverse index)
};
 
} // namespace PhosphorTileEngine