ILayoutSource.h

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// SPDX-FileCopyrightText: 2026 fuddlesworth
// SPDX-License-Identifier: LGPL-2.1-or-later
 
#pragma once
 
#include <phosphorlayoutapi_export.h>
 
#include <PhosphorLayoutApi/LayoutPreview.h>
 
#include <QObject>
#include <QSize>
#include <QString>
#include <QVector>
 
namespace PhosphorLayout {
 
class PHOSPHORLAYOUTAPI_EXPORT ILayoutSource : public QObject
{
    Q_OBJECT
public:
    ~ILayoutSource() override;
 
    virtual QVector<LayoutPreview> availableLayouts() const = 0;
 
    virtual LayoutPreview previewAt(const QString& id, int windowCount = DefaultPreviewWindowCount,
                                    const QSize& canvas = {}) = 0;
 
Q_SIGNALS:
    void contentsChanged();
 
protected:
    explicit ILayoutSource(QObject* parent = nullptr);
 
    // Non-copyable inherited from QObject — sources are owned services
    // exposed as pointers to consumers.
};
 
} // namespace PhosphorLayout