def mousePressEvent(self, event):
self._start_pos = event.pos()
if event.button() == Qt.LeftButton:
# Save the current selection and restore it on mouse{Move,Release}
if not event.modifiers() & Qt.ShiftModifier:
self._selection = []
QGraphicsView.mousePressEvent(self, event)
def mousePressEvent(self, event):
QGraphicsView.mousePressEvent(self, event)
def mousePressEvent(self, event):
QGraphicsView.mousePressEvent(self, event)
