[Ipe-discuss] Change keyboard modifier for horizontal/sideways panning? Ipe

Jacob Barandes jacob.barandes at gmail.com
Sat Nov 20 19:04:49 CET 2021

Thanks! Is there a way to add an adjustable setting in the .lua files?
(Maybe in mouse.lua?)


On Sat, Nov 20, 2021 at 12:57 PM Otfried Cheong via Ipe-discuss <
ipe-discuss at lists.science.uu.nl> wrote:

> On Sat, Nov 20, 2021, at 17:42, Jacob Barandes via Ipe-discuss wrote:
> > This may have been asked before, but is there a way to map Shift+Wheel
> > to horizontal or sideways panning? Currently you have to use Alt+Wheel
> > to do horizontal panning, but that's not the standard key-mouse
> > combination for most Linux applications.
> Ipe gets the scroll wheel events from Qt, and Qt reports Alt+Wheel as a
> horizontal scroll event.
> So as far as Qt-applications are concerned, the standard is that Alt+Wheel
> is for horizontal scrolling.
> What other applications do you have in mind?
> If there is a consensus that Shift+Wheel should do horizontal scrolling as
> well, I could try to switch x and y direction when the Shift key is held.
> Cheers,
>   Otfried
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