[Input - Mouse] Posible to repeat horizontal scroll events (buttons 6 and 7) for "quirky" device? ("ThinkPad Bluetooth Laser Mouse")

[Peter Hutterer]

On Thu, Aug 03, 2017 at 04:50:02PM +0100, Adam Hirst wrote:
> Dear all,
> 
> I have an issue with one specific peripheral, the "ThinkPad Bluetooth
> Laser Mouse" about which I have already gone into some detail on the
> Arch forums. https://bbs.archlinux.org/viewtopic.php?id=189649
> 
> The first is minor, in that the default button layout wasn't similar to
> other mice of the same form-factor (e.g. the Logitech B110). This can be
> corrected quite simply with a .conf file in /etc/X11/xorg.conf.d, with
> the line:
> 
>     Option        "ButtonMapping" "1 2 3 4 5 0 0 6 7"
> 
> The second is unfortunately more significant. Buttons "6" and "7" (after
> my remapping) correspond to the left and right scroll directions,
> implemented in-hardware as tilt switches on either side of the scroll
> wheel. However, unlike aforementioned "other" mice (Logitech B110, and
> even my ThinkPad's integrated TrackPoint), holding these buttons DOES
> NOT result in a chain of ButtonPress ButtonRelease events, but rather a
> single ButtonPress at the start, and a single ButtonRelease at the end.

urgh. File a bug against libinput with an evemu-record for this and I'll see
what we can do. No promises on any timeframes though, I'm a bit swamped
right now. But this sounds like something we should have a hwdb quirk for in
libinput.

Cheers,
   Peter

> 
> I've tried all manner of options in this same .conf file (though I of
> course can't guarantee that I've been totally exhaustive) including
> those pertaining to EmulateWheel and XAxis/YAxis but just can't seem to
> make this mouse behave the way I expect it to. Similarly, I've even
> tried using tools like xmacro and xbindkeys, sadly to no avail - while
> it's entirely possible I've simply misunderstood the documentation,
> unless this approach is strictly necessary for what I want, I'd rather
> leave further discussion of such tools aside.
> 
> I've attached to this email the result of `xinput list-props` for my
> given device, whose entry in `xinput list` is:
> 
> ⎜   ↳ ThinkPad Bluetooth Laser Mouse              id=13    [slave 
> pointer  (2)]
> 
> I would appreciate any and all assistance in this matter, as, despite
> this single frustrating deficiency, I'm rather fond of this mouse, and
> would prefer to be able to keep using it. If a solution could be found,
> I would of course try to spread the word where possible (ArchWiki,
> ThinkWiki etc.).
> 
> If there would be any further information which might assist (detailed
> info on the device as garnered from specific tools with specific
> options/flags, etc.) please don't hesitate to let me know.
> 
> Best regards,
> 
> Adam Hirst
> 

> [adam at shimmer ~]$ xinput list-props 13
> Device 'ThinkPad Bluetooth Laser Mouse':
> 	Device Enabled (139):	1
> 	Coordinate Transformation Matrix (141):	1.000000, 0.000000, 0.000000, 0.000000, 1.000000, 0.000000, 0.000000, 0.000000, 1.000000
> 	libinput Accel Speed (277):	0.000000
> 	libinput Accel Speed Default (278):	0.000000
> 	libinput Accel Profiles Available (279):	1, 1
> 	libinput Accel Profile Enabled (280):	1, 0
> 	libinput Accel Profile Enabled Default (281):	1, 0
> 	libinput Natural Scrolling Enabled (282):	0
> 	libinput Natural Scrolling Enabled Default (283):	0
> 	libinput Send Events Modes Available (262):	1, 0
> 	libinput Send Events Mode Enabled (263):	0, 0
> 	libinput Send Events Mode Enabled Default (264):	0, 0
> 	libinput Left Handed Enabled (284):	0
> 	libinput Left Handed Enabled Default (285):	0
> 	libinput Scroll Methods Available (286):	0, 0, 1
> 	libinput Scroll Method Enabled (287):	0, 0, 0
> 	libinput Scroll Method Enabled Default (288):	0, 0, 0
> 	libinput Button Scrolling Button (289):	2
> 	libinput Button Scrolling Button Default (290):	2
> 	libinput Middle Emulation Enabled (291):	0
> 	libinput Middle Emulation Enabled Default (292):	0
> 	Device Node (265):	"/dev/input/event17"
> 	Device Product ID (266):	6127, 24632
> 	libinput Drag Lock Buttons (293):	<no items>
> 	libinput Horizontal Scroll Enabled (294):	1

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