Qt 설정 버튼 아이콘

#include <QLabel>

#include <QGridLayout>

#include <QTextCodec>

int main(int argc, char *argv[])

{

    QApplication app(argc, argv);

//             

    QTextCodec::setCodecForCStrings(QTextCodec::codecForName("gb2312"));

    QTextCodec::setCodecForLocale(QTextCodec::codecForName("gb2312"));

    QTextCodec::setCodecForTr( QTextCodec::codecForName("gb2312"));

    QWidget *widget = new QWidget();

    widget->setFixedSize(800, 600);

    widget->move(200,200);

    QPixmap *pixmap = NULL;

    pixmap = new QPixmap(200, 150);

    pixmap->load(":/castle.jpg");

    QIcon *icon = new QIcon(*pixmap);

    QPushButton *button = new QPushButton(*icon, "", widget);

//              ，                         ，

//       ，                   

    button->setIconSize(QSize(190, 150));

    button->setFixedSize(200, 150);

    QLabel *label = new QLabel(widget);

    QLabel *label1=new QLabel(widget);

    label->setPixmap(*pixmap);

    label->setFixedSize(200, 150);

    label1->setText("Qt          ");

//        label1       

    label1->setStyleSheet("font-size : 53px");

//                    ，      ，                         。

    //QFont font  = app .font();

      //font.setPointSize(53);

      //app.setFont(font);

//  label1   

    QPalette pe;

    pe.setColor(QPalette::WindowText,Qt::blue);

    label1->setPalette(pe);

    QGridLayout *layout=new QGridLayout;

    layout->addWidget(button,0,0);

    layout->addWidget(label,0,1);

    layout->addWidget(label1,1,0,2,1);

    widget->setLayout(layout);

    widget->showNormal();

    return app.exec();

}