utils.h

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#ifndef UTILS_H
#define UTILS_H

#include <QtCore/QFileInfo>
#include <QtCore/QUrl>

class Utils : public QObject {
    Q_OBJECT
public:
    Q_INVOKABLE static QUrl fromUserInput(const QString& userInput);
};

inline QUrl Utils::fromUserInput(const QString& userInput)
{
    QFileInfo fileInfo(userInput);
    if (fileInfo.exists())
        return QUrl::fromLocalFile(fileInfo.absoluteFilePath());
    return QUrl::fromUserInput(userInput);
}

#endif // UTILS_H