'qt' is not a namespace or class name 这个错误怎么解决model = new QStandardItemModel;model->setColumnCount(size);model->setRowCount(size);//model->setHeaderData(0,QT::Horizontal,"ID");model->setHeaderData(1,QT::Horizontal,"User");model->setHe

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''qt''isnotanamespaceorclassname这个错误怎么解决model=newQStandardItemModel;model->setColumnCount(size);model-

'qt' is not a namespace or class name 这个错误怎么解决model = new QStandardItemModel;model->setColumnCount(size);model->setRowCount(size);//model->setHeaderData(0,QT::Horizontal,"ID");model->setHeaderData(1,QT::Horizontal,"User");model->setHe
'qt' is not a namespace or class name 这个错误怎么解决
model = new QStandardItemModel;
model->setColumnCount(size);
model->setRowCount(size);
//
model->setHeaderData(0,QT::Horizontal,"ID");
model->setHeaderData(1,QT::Horizontal,"User");
model->setHeaderData(2,QT::Horizontal,"PassWd");

'qt' is not a namespace or class name 这个错误怎么解决model = new QStandardItemModel;model->setColumnCount(size);model->setRowCount(size);//model->setHeaderData(0,QT::Horizontal,"ID");model->setHeaderData(1,QT::Horizontal,"User");model->setHe
Qt::Horizontal
t应该是小写的

'qt' is not a namespace or class name 这个错误怎么解决model = new QStandardItemModel;model->setColumnCount(size);model->setRowCount(size);//model->setHeaderData(0,QT::Horizontal,ID);model->setHeaderData(1,QT::Horizontal,User);model->setHe what is QT?用什么程序打开|QT movie? that is not a this is not a this.is.not.a. Age is not a 什么是QT QT是什么意思 QT是什么意思 QT是什么. Happiness is not a person. THIS BAG IS NOT A “Not any A is B. stupidity is not a handicap is not a valid date Beijing is a ,it is not a countryBeijing is a ,it is not a country He is not a teacher,is he?A.Yes,he is B.No he is not. Happiness is a journey,not a destination.