[osg-users] How can I know the number of GUIEventAdapter::USER in the message queue for GUIEventHandler?

OpenSceneGraph Users osg-users at lists.openscenegraph.org
Mon Nov 16 23:09:54 PST 2020

Thank you for your questions.I want to know if the sent 
GUIEventAdapter::USER message has been processed completely.

Check whether GUIEventAdapter::USER has been processed completely. Should I 
count the USER by myself?  

在2020年11月16日星期一 UTC+8 下午5:42:05<OpenSceneGraph Users> 写道:

> On Mon, 16 Nov 2020 at 05:05, OpenSceneGraph Users <
> osg-... at lists.openscenegraph.org> wrote:
>> sorry,I mean  what method  get the number of GUIEventAdapter::USER  in 
>> OSG?
> You'll need to get the osgGA::EventQueue which you are pushing the user 
> events to and then traverse through the events in the queue and check each 
> one. 
> The application can have multiple EventQueue, one per osgViewer::Window 
> and one osgGA::Device, and one per osgViewer::View.  The viewer 
> EventTraversal will collate these and then pass them on to the event 
> handlers and do the event traversal.
> I know nothing about your application so really can't provide any specific 
> advice.
> Robert.

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