liuchaonuaa:我在PC上报错,编译环境是QT5.3./debug\modelviewgadgetwidget.o: In function `ZN21ModelViewGadgetWidgetC2EP7QWidget':F:\8_qt\serialport-gyroscope-master\build-serialport-Desktop_Qt_5_3_MinGW_32bit_qt_53_w-Debug/../src/modelviewgadgetwidget.cpp:44: undefined r ..