c++ - Qt WheelEvent, how to get if the wheel is pressed? - Stack ,

Pressing the middle button will generate a MouseEvent with Qt:: , this expression : event->buttons() && Qt::MiddleButton , i'm not used to c++....

0000607: Holding down middle mouse button (wheel) will zoom out ,

16 Feb 2012 , But when I press middle (wheel) button then it for some reason reads out , I change visualisation (Blender), i press middle mouse, Same bug , Our toolkit library Qt receives this event and converts it into the Qt-own class 3...

QWheelEvent Class | Qt 48 - Qt Documentation

QWheelEvent(const QPoint & pos, int delta, Qt::MouseButtons buttons, , The QWidget::setEnabled() function can be used to enable or disable mouse and....

qt - How can I distinguish wheel button click event from mouse press ,

From its name, the mousePressEvent is responsible for mouse clicks while the , A mouse wheel can be used for both scrolling and clicking , break; case Qt::MiddleButton: // do stuff for wheel button pressed break; // , policy work here advertising info developer jobs directory mobile contact us feedback....