def mouseMoveEvent(self, event): """ If minimum distance from mousePressEvent is reached initiates dragging. """ #logging.debug(self.__class__.__name__ +": mouseMoveEvent()") if self._dragablePort and self._startDragPosition and bool( event.buttons() & Qt.LeftButton): if not self._aimConnection and ( event.pos() - self._startDragPosition ).manhattanLength() >= QApplication.startDragDistance(): self._aimConnection = PointToPointConnection( self.moduleParent(), self.connectionPoint(), self.mapTo(self.moduleParent(), event.pos())) self._aimConnection.setSourceDirection( self.CONNECTION_DIRECTION) self.connect(self._aimConnection, SIGNAL("connectionDeleted"), self.resetAimConnection) if self.CONNECTION_DIRECTION == PointToPointConnection.ConnectionDirection.RIGHT: self._aimConnection.setTargetDirection( PointToPointConnection.ConnectionDirection.LEFT) elif self.CONNECTION_DIRECTION == PointToPointConnection.ConnectionDirection.LEFT: self._aimConnection.setTargetDirection( PointToPointConnection.ConnectionDirection.RIGHT) self._aimConnection.show() elif self._aimConnection: self._aimConnection.updateTargetPoint( self.mapTo(self.moduleParent(), event.pos())) VispaWidget.mouseMoveEvent(self, event)