[PyQt] Invoke function QML with arguments

[Charlie Gentil]

Le vendredi 21 février 2014, 17:25:27 Phil Thompson a écrit :
> On 19-02-2014 6:18 pm, Charlie Gentil wrote:
> > Hello,
> > 
> > I want to invoke a function from QML Python. I use this:
> > 
> > obj=app.rootObjects()
> > 
> > myObject=obj[0].findChild(QObject,'myObj')
> > 
> > QMetaObject.invokeMethod(myObject,"myTest",Qt.DirectConnection)
> > 
> > It works fine, but now I have to pass arguments.
> > 
> > I tried this:
> > 
> > obj=app.rootObjects()
> > 
> > myObject=obj[0].findChild(QObject,'myObject')
> > 
> > QMetaObject.invokeMethod(myObject,"myTest",Qt.DirectConnection,
> > Q_ARG(int, 1020
> 
> You need to use Q_ARG(QVariant, 1020)
> 
> > My QML function :
> > 
> > functionmyTest(x){
> > 
> >  console.log(x)
> > 
> > }
> > 
> > But I have this error in return:
> > 
> > QMetaObject::invokeMethod: No such method
> > MyQML_QMLTYPE_100::myTest(int)
> > 
> > QMetaObject.invokeMethod(myObject, "myTest", Qt.DirectConnection,
> > Q_ARG(int, 1020))
> > 
> > RuntimeError: QMetaObject.invokeMethod() call failed
> > 
> > Can you help me?
> > 
> > In advance thank you
> > 
> > Charlie
> 
> A more readable solution would be to do...
> 
> myObject.myTest(1020)
> 
> Phil
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Hi,

It was really too simple ... I did not think at all. 

thank you very much

Charlie