fileio.h

#ifndef FILEIO
#define FILEIO
#include <QObject>
#include <QTextCodec>
#include <QDebug>

class FileIo : public QObject
{
    Q_OBJECT

public:
    Q_PROPERTY(QString source
               READ source
               WRITE setSource
               NOTIFY sourceChanged)
    explicit FileIo(QObject *parent = 0);

    Q_INVOKABLE QString read();
    //Q_INVOKABLE QString getabsoluteroute();
    Q_INVOKABLE bool write(const QString& data);
    Q_INVOKABLE void clear();

    QString source() { return mSource; };

public Q_SLOTS:
    void setSource(const QString& source) { mSource = source; };

Q_SIGNALS:
    void sourceChanged(const QString& source);
    void error(const QString& msg);

private:
   // QString getenv(const QString envVarName) const;

private:
    QString mSource;
    QString datapath;
};

/*inline QString GBKTOUTF8(const QString &inStr)
{
    QList<QByteArray> codecs = QTextCodec::availableCodecs();

    for ( int i = 0; i < codecs.length(); i ++ ) {
//        qDebug() << "codec: " + QTextCodec::codecForMib(1015)->toUnicode(codecs.at(i));
        qDebug() << "codec: " << QString::fromLocal8Bit(codecs.at(i));
    }

    QTextCodec *gbk = QTextCodec::codecForName("GBK");

    QTextCodec::setCodecForLocale(QTextCodec::codecForLocale());
//    QTextCodec *utf8 = QTextCodec::codecForName("UTF-8");

    QString g2u = gbk->toUnicode(gbk->fromUnicode(inStr)); // gbk  convert utf8
    return g2u;
}*/

#endif // FILEIO