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/****************************************************************************
* *
* Copyright (c) 2025 The FreeCAD Project Association AISBL *
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* This file is part of FreeCAD. *
* *
* FreeCAD is free software: you can redistribute it and/or modify it *
* under the terms of the GNU Lesser General Public License as *
* published by the Free Software Foundation, either version 2.1 of the *
* License, or (at your option) any later version. *
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU *
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#ifndef FREECAD_THUMBNAIL_SOURCE_H
#define FREECAD_THUMBNAIL_SOURCE_H
#include <QMutex>
#include <QObject>
#include <QProcess>
#include <QRunnable>
#include <QString>
#include <QStringList>
#include <memory>
namespace Start
{
class ThumbnailSourceSignals: public QObject
{
Q_OBJECT
public:
Q_SIGNALS:
void thumbnailAvailable(const QString& file, const QByteArray& data);
};
class ThumbnailSource: public QRunnable
{
public:
explicit ThumbnailSource(QString file);
// Don't make copies of a ThumbnailSource (it's probably running a process, what would it mean
// to copy it?):
ThumbnailSource(ThumbnailSource&) = delete;
ThumbnailSource(ThumbnailSource&&) = delete;
ThumbnailSource operator=(const ThumbnailSource&) = delete;
ThumbnailSource operator=(ThumbnailSource&&) = delete;
void run() override;
ThumbnailSourceSignals* signals();
private:
static void setupF3D();
QString _file;
QString _thumbnailPath;
ThumbnailSourceSignals _signals;
/// Gather together all of the f3d information protected by the mutex: data in this struct
/// should be accessed only after a call to setupF3D() to ensure synchronization.
static struct F3DInstallation
{
bool initialized {false};
int major {0};
int minor {0};
QStringList baseArgs;
} _f3d;
static QMutex _mutex;
};
} // namespace Start
#endif // FREECAD_THUMBNAIL_SOURCE_H
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