tamnv110
22nd June 2011, 11:34
I have a class KiemTraKetNoi
class KiemTraKetNoi : public QObject
{
public:
KiemTraKetNoi();
QString KTTruyenDuLieu(QString &str);
bool myCheckConnect();
void TestTime();
public slots:
void kiemTraTimeOut();
private:
QTimer *timer;
QNetworkAccessManager manager;
QNetworkReply *reply;
};
in KiemTraKetNoi:
QString KiemTraKetNoi::KTTruyenDuLieu(QString &str)
{
//QNetworkAccessManager manager;
reply=manager.get(QNetworkRequest(QUrl(str)));
QEventLoop evLoop;
QObject::connect(reply,SIGNAL(readyRead()),&evLoop,SLOT(quit()));
QObject::connect(reply,SIGNAL(error(QNetworkReply: :NetworkError)),&evLoop,SLOT(quit()));
QObject::connect(timer,SIGNAL(timeout()),this,SLOT (kiemTraTimeOut()));
if(!timer->isActive())
timer->start();
evLoop.exec();
....
}
and timer = new QTimer(this);
void KiemTraKetNoi::kiemTraTimeOut()
{
timer->stop();
reply->abort();
}
When my app running in main.cpp , it show message:
Object::connect: No such slot QObject::kiemTraTimeOut() in ..\TuDienVanHoa\kiemtraketnoi.cpp:23
I don't understand it. Help me!
class KiemTraKetNoi : public QObject
{
public:
KiemTraKetNoi();
QString KTTruyenDuLieu(QString &str);
bool myCheckConnect();
void TestTime();
public slots:
void kiemTraTimeOut();
private:
QTimer *timer;
QNetworkAccessManager manager;
QNetworkReply *reply;
};
in KiemTraKetNoi:
QString KiemTraKetNoi::KTTruyenDuLieu(QString &str)
{
//QNetworkAccessManager manager;
reply=manager.get(QNetworkRequest(QUrl(str)));
QEventLoop evLoop;
QObject::connect(reply,SIGNAL(readyRead()),&evLoop,SLOT(quit()));
QObject::connect(reply,SIGNAL(error(QNetworkReply: :NetworkError)),&evLoop,SLOT(quit()));
QObject::connect(timer,SIGNAL(timeout()),this,SLOT (kiemTraTimeOut()));
if(!timer->isActive())
timer->start();
evLoop.exec();
....
}
and timer = new QTimer(this);
void KiemTraKetNoi::kiemTraTimeOut()
{
timer->stop();
reply->abort();
}
When my app running in main.cpp , it show message:
Object::connect: No such slot QObject::kiemTraTimeOut() in ..\TuDienVanHoa\kiemtraketnoi.cpp:23
I don't understand it. Help me!