?? main.cpp
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#include <qapplication.h>#include "weatherballoon.h"int main(int argc, char *argv[]){ QApplication app(argc, argv); WeatherBalloon balloon; balloon.setCaption(QObject::tr("Weather Balloon")); app.setMainWidget(&balloon); QObject::connect(&balloon, SIGNAL(clicked()), &app, SLOT(quit())); balloon.show(); return app.exec();}?? 快捷鍵說明
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