type_mouse_event 2827 modules/highgui/src/window_QT.cpp void DefaultViewPort::icvmouseHandler(QMouseEvent *evnt, type_mouse_event category, int &cv_event, int &flags)
type_mouse_event 3214 modules/highgui/src/window_QT.cpp void OpenGlViewPort::icvmouseHandler(QMouseEvent* evnt, type_mouse_event category, int& cv_event, int& flags)
type_mouse_event  456 modules/highgui/src/window_QT.h     void icvmouseHandler(QMouseEvent* event, type_mouse_event category, int& cv_event, int& flags);
type_mouse_event  557 modules/highgui/src/window_QT.h     void icvmouseHandler(QMouseEvent *event, type_mouse_event category, int &cv_event, int &flags);