You must know the relation of QGraphicsScene, QGraphicsView and QGraphicsItem.
The QGraphicsView display the item of QGraphicsScene. On 02/27/2013 08:15 AM, Alex Malyushytskyy wrote: > Is it still shown if you force graphics window to update (might be > just by minimizing/ maximizing or resizing) ? > If not it means that scene was not updated and you can fix it calling > QGraphicsScene::update yourself. > > Alex > > On Sun, Feb 24, 2013 at 5:00 AM, tang ke <ta...@lemote.com> wrote: >> On 02/24/2013 07:56 PM, Vincent Cai wrote: >>> Dear All, >>> >>> I have a QGraphicsEllipseItem whose parent is a QGraphicsRectItem >>> which is shown on a scene. >>> >>> When I delete the QGraphicsEllipseItem, why it is still shown on the >>> scene? >>> >>> How can I remove it from the scene? >>> >>> Thanks, >>> >>> Vincent. >>> >>> This message and any attachments may contain Cypress (or its >>> subsidiaries) confidential information. If it has been received in >>> error, please advise the sender and immediately delete this message. >>> >>> >>> _______________________________________________ >>> Interest mailing list >>> Interest@qt-project.org >>> http://lists.qt-project.org/mailman/listinfo/interest >> You can get the answer from the qt doc. >> >> Good luck. >> >> -- >> 应用部 唐科 >> TEL : 0512-52308661-88686 >> FAX: 0512-52308688 >> MP : 18962393077 >> E-mail: ta...@lemote.com >> 地址：江苏省常熟市虞山镇梦兰工业园 >> >> _______________________________________________ >> Interest mailing list >> Interest@qt-project.org >> http://lists.qt-project.org/mailman/listinfo/interest > _______________________________________________ > Interest mailing list > Interest@qt-project.org > http://lists.qt-project.org/mailman/listinfo/interest -- 应用部 唐科 TEL : 0512-52308661-88686 FAX: 0512-52308688 MP : 18962393077 E-mail: ta...@lemote.com 地址：江苏省常熟市虞山镇梦兰工业园 _______________________________________________ Interest mailing list Interest@qt-project.org http://lists.qt-project.org/mailman/listinfo/interest
