QGraphicsView how to implement drag-and-drop image to image edge can no longer drag, wouldn't show white below: images: QQ screenshots 20161228163859 JPG, not like the image below: don't know if QGraphicsView have set method directly

CodePudding user response:

Friend have you solved, I also encountered this problem, but also to the right and down is not to come out of, upwards and to the left will show a lot of white lace, misery