main.cpp for ui file

 //if you want to run ui file(QT designer),this is its main.cpp demonstration #include <QApplication> #include <QDialog> #include "ui_gotocelldialog.h" int main(int argc, char *argv[]) { QApplication app(argc, argv); //Ui::GoToCellDialog ui; Ui_Dialog ui; QDialog *dialog = new QDialog; ui.setupUi(dialog); dialog->show(); return app.exec(); }