Qt 버튼 생성 코드 및 설명 사이트 모음

http://stackoverflow.com/questions/17989231/how-to-add-buttons-to-a-main-window-in-qt

https://qt-project.org/forums/viewthread/3990

http://www.youtube.com/watch?v=tP70B-pdTH0

http://247jules.wordpress.com/2010/08/15/how-to-open-a-new-window-in-qt/

http://www.qtcentre.org/wiki/index.php?title=Data_handling_between_widgets

http://stackoverflow.com/questions/15326842/qt-send-data-from-mainwindow-to-dialog-or-grab-a-data-from-mainwindow

http://stackoverflow.com/questions/16854262/passing-a-parameter-between-two-qwidget-forms-in-qt

http://blog.chinaunix.net/uid-27717694-id-3791914.html

 pushButton = new QPushButton(centralWidget);

        pushButton->setObjectName(QStringLiteral("pushButton"));

        pushButton->setGeometry(QRect(20, 120, 131, 131));

        pushButton->setStyleSheet(QStringLiteral("border-image: url(:/new/prefix1/source/power.jpg);"));

        pushButton->setIconSize(QSize(128, 128));

        pushButton_2 = new QPushButton(centralWidget);

        pushButton_2->setObjectName(QStringLiteral("pushButton_2"));

        pushButton_2->setGeometry(QRect(190, 120, 131, 131));

        pushButton_2->setStyleSheet(QStringLiteral("border-image: url(:/new/prefix1/source/rec.jpg);"));

        pushButton_3 = new QPushButton(centralWidget);

        pushButton_3->setObjectName(QStringLiteral("pushButton_3"));

        pushButton_3->setGeometry(QRect(370, 120, 131, 131));

        pushButton_3->setStyleSheet(QStringLiteral("border-image: url(:/new/prefix1/source/play.jpg);"));