[vtk-developers] Mouse wheel support in VTK

[Mathieu Malaterre]

Ok, since no one complain about the naming convention, I'll merge my 
changes tomorrow.

Mathieu

Mathieu Malaterre wrote:
> Hi all,
> 
>     A long time ago I sent to the vtkusers list, a patch to support 
> mouse wheel event in VTK, but I couldn't test it under Mac. After a lot 
> of problems and a lots of help from Chris Scharver I was able to verify 
> it worked under Mac + Cocoa.
> 
>     So this patch has been successfully tested under:
> 
> - Unix/ Linux (including Tcl)
> - Windows 2000 and XP
> - Mac Cocoa
> - Mac Carbon
> 
>     Also for the Unix port, there is an interesting thread I had with 
> Charl P. Botha, which explains how this event is -badly- handled under X11:
>     http://vtk.org/pipermail/vtkusers/2003-August/019537.html
> 
>     I also attached to this mail an example in Tcl, python and cxx.
> 
>     I would like to apply it sometime next week. Comments /suggestions 
> welcome. Maybe the convention can be inverted, I choose to call 
> 'Forward' an event when 'scrolling up' the mouse wheel.
> 
> Thanks,
> Mathieu