hi forum.my qml:
Qt Code: 
  1. ListModel {
  2.    id: list
  3.    objectName:"list"
  4.   }
To copy to clipboard, switch view to plain text mode 
my cpp:
Qt Code: 
  1. int main( int argc, char ** argv )
  2. {
  3.   QGuiApplication app(argc,argv);
  4.   QQmlApplicationEngine* engine = new QQmlApplicationEngine();
  5.   engine->load(QUrl::fromLocalFile("main.qml"));
  6.  
  7.   QObject* root    = engine->rootObjects()[0];
  8.  
  9.   QObject* list    = root->findChild<QObject*>("list");
  10.  
  11.   QString qq("list.append({\"file\":\"/home/pc/afile\", \"mode\":660})");
  12.  
  13.   QQmlExpression zz(engine->rootContext(), root, qq);
  14.  
  15.   zz.evaluate();
  16.  
  17.   if(zz.hasError())qDebug()<<"No luck";
  18.  
  19.   return app.exec();
  20. }
To copy to clipboard, switch view to plain text mode 

Above approach didnt work.i already tried 3-4 diffrerent approach.but no luck. always i get "No luck"

BTW: FileDialog from QtQuick.Dialogs didnt work for me.
Qt Code: 
  1. import QtQuick 2.3
  2. import QtQuick.Dialogs 1.1
  3.  
  4. FileDialog {
  5.     title: "Please choose a file"
  6.     Component.onCompleted: visible = true
  7. }
To copy to clipboard, switch view to plain text mode 
Qt Code: 
  1. [pc@pc ~]$ qmlscene-qt5 above.qml
  2. QInotifyFileSystemWatcherEngine::addPaths: inotify_add_watch failed: No such file or directory
  3. QObject::connect: No such signal org::freedesktop::UPower::DeviceAdded(QString)
  4. QObject::connect: No such signal org::freedesktop::UPower::DeviceRemoved(QString)
  5. "URL cannot be listed
  6. trash:/"
  7. "URL cannot be listed
  8. trash:/"
  9. KSambaShare: Could not find smb.conf!
  10. [pc@pc ~]$
To copy to clipboard, switch view to plain text mode 

anyone can help me a bit. i am using 64bit arch-linux with updated.Thanks.