#include
#include
#include
{
QApplication app(argc,argv);
QWidget *window=new QWidget;
window->setWindowTitle("Enter Your Age");
QSpinBox *spinBox=new QSpinBox;
QSlider *slider=new QSlider(Qt::Horizontal);
spinBox->setRange(0,130);
slider->setRange(0,130);
QObject::connect(spinBox,SIGNAL(valueChanged(int)),slider,SLOT(setValue(int)));
QObject::connect(slider,SIGNAL(valueChanged(int)),spinBox,SLOT(setValue(int)));
spinBox->setValue(35);
QHBoxLayout *layout=new QHBoxLayout;
layout->addWidget(spinBox);
layout->addWidget(slider);
window-setLayout(layout);
window->show();
return app.exec();
}
age.cpp:21: error: ‘setLayout’ was not declared in this scope
pl_014 于 2013-07-21 17:09:25发表:
[i=s] 本帖最后由 pl_014 于 2013-7-21 17:10 编辑 [/i]
倒数第四行写错了，应该是->
lgms2008 于 2013-07-21 08:47:33发表:
帮顶下