<html> <head> <base href="https://bugs.freedesktop.org/"> </head> <body> <div> <a class="bz_bug_link bz_status_NEW " title="NEW - Export the number of touches" href="https://bugs.freedesktop.org/show_bug.cgi?id=104867#c2">Comment # 2</a> on <a class="bz_bug_link bz_status_NEW " title="NEW - Export the number of touches" href="https://bugs.freedesktop.org/show_bug.cgi?id=104867">bug 104867</a> from <a class="email" href="mailto:carlosg@gnome.org" title="Carlos Garnacho Parro <carlosg@gnome.org>"> Carlos Garnacho Parro</a> <pre>(In reply to Peter Hutterer from <a href="show_bug.cgi?id=104867#c1">comment #1</a>) > Just a few notes: the TOUCH capability is assigned to any touch device, even > single-touch touchscreens. Whether it's single touch or multi-touch is not > exposed, but we have device->mt.slots_len with the number of slots > internally. > > There is no capability API outside of that, the closest we have for querying > specific devices is the libinput_device_<type>_has* set of functions to > check for buttons or keys. So libinput_device_touch_get_num_touches() would > fit, and so would libinput_device_touch_has_multitouch() for a basic boolean > check. > > CC-ing carlos in case he has any thoughts on using it in mutter. Not specifically tbh. All multitouch functionality is already redundant so we don't have any place where we want to act differently if n_touches==1.</pre> </div> <hr> You are receiving this mail because: <ul> <li>You are the assignee for the bug.</li> </ul> </body> </html>