def startDrag(self, lb):
pixmap = lb.pixmap
dato = lb.id
itemData = QtCore.QByteArray(str(dato))
mimeData = QtCore.QMimeData()
mimeData.setData("image/x-lc-dato", itemData)
drag = QtWidgets.QDrag(self)
drag.setMimeData(mimeData)
drag.setHotSpot(QtCore.QPoint(pixmap.width() / 2, pixmap.height() / 2))
drag.setPixmap(pixmap)
drag.exec_(QtCore.Qt.MoveAction)
def mouseMoveEvent(self, e):
if e.buttons() == QtCore.Qt.LeftButton:
mimeData = QtCore.QMimeData()
mimeData.setText('%d,%d' % (e.x(), e.y()))
# show the ghost image while dragging
pixmap = QtWidgets.QPixmap.grabWidget(self)
painter = QtWidgets.QPainter(pixmap)
painter.fillRect(pixmap.rect(), QtWidgets.QColor(0, 0, 0, 127))
painter.end()
drag = QtWidgets.QDrag(self)
drag.setMimeData(mimeData)
drag.setPixmap(pixmap)
drag.setHotSpot(e.pos())
drag.exec_(QtCore.Qt.MoveAction)
