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Documnt left/right mwheel events

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* doc/lispref/commands.texi (Misc Events): Document left/right
mwheel events (bug#41722).
This commit is contained in:
Lars Ingebrigtsen 2022-07-05 13:44:45 +02:00
parent 8681bf1e85
commit 3bd889cba0
1 changed files with 11 additions and 0 deletions
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doc/lispref/commands.texi
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@ -2212,6 +2212,17 @@ and @code{mouse-wheel-down-alternate-event} defined in
@file{mwheel.el} to determine what event types to expect for the mouse
wheel.
@vindex mouse-wheel-left-event
@vindex mouse-wheel-right-event
Similarly, some mice can generate @code{mouse-wheel-left-event} and
@code{mouse-wheel-right-event} and can be used to scroll if
@code{mouse-wheel-tilt-scroll} is non-@code{nil}. However, some mice
also generate other events at the same time as they're generating
these scroll events which may get in the way. The way to fix this is
generally to unbind these events (for instance, @code{mouse-6} or
@code{mouse-7}, but this is very hardware and operating system
dependent).
@cindex @code{pinch} event
@item (pinch @var{position} @var{dx} @var{dy} @var{scale} @var{angle})
This kind of event is generated by the user performing a ``pinch''