• Alan Third's avatar
    Provide native touchpad scrolling on macOS · a5fec62b
    Alan Third authored
    * etc/NEWS: Describe changes.
    * lisp/term/ns-win.el (mouse-wheel-scroll-amount,
    mouse-wheel-progressive-speed): Set to smarter values for macOS
    * src/nsterm.m (emacsView::mouseDown): Use precise scrolling deltas to
    calculate scrolling for touchpads and mouse wheels.
    (syms_of_nsterm): Add variables 'ns-use-system-mwheel-acceleration',
    'ns-touchpad-scroll-line-height' and 'ns-touchpad-use-momentum'.
    * src/keyboard.c (make_lispy_event): Pass on .arg when relevant.
    * src/termhooks.h (event_kind): Update comments re. WHEEL_EVENT.
    * lisp/mwheel.el (mwheel-scroll): Use line count.
    * lisp/subr.el (event-line-count): New function.
termhooks.h 28.1 KB