[Interest] Getting QGraphicsView from within a mouse event

Giuseppe D'Angelo giuseppe.dangelo at kdab.com
Mon Jun 15 02:20:08 CEST 2020


Il 15/06/20 00:50, Nicholas Yue ha scritto:
> Hi,
> 
>    I understand that a QGraphicsScene may be view by multiple QGraphicsView
> 
>    When handling a mouse event, what is the Qt way to find out from 
> which view the event was from ?

If you're handling a QGraphicsSceneEvent of some sort, its widget() will 
give you the viewport() of the view where the event originated, IIRC.

HTH,
-- 
Giuseppe D'Angelo | giuseppe.dangelo at kdab.com | Senior Software Engineer
KDAB (France) S.A.S., a KDAB Group company
Tel. France +33 (0)4 90 84 08 53, http://www.kdab.com
KDAB - The Qt, C++ and OpenGL Experts

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