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touchpad: enable middle button emulation on some touchpads

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If the touchpad has left/right physical buttons but no middle button, force
middle button emulation - without a config option, it's always on.

Signed-off-by: Peter Hutterer <peter.hutterer@who-t.net>
Reviewed-by: Hans de Goede <hdegoede@redhat.com>
This commit is contained in:
Peter Hutterer 2015-04-14 14:40:49 +10:00
parent 1ba7004dbc
commit e6d503a72c
1 changed files with 4 additions and 0 deletions
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4
src/evdev-mt-touchpad-buttons.c
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@ -694,6 +694,10 @@ tp_init_buttons(struct tp_dispatch *tp,
tp_init_top_softbuttons(tp, device, 1.0);
if (!tp->buttons.is_clickpad &&
!libevdev_has_event_code(device->evdev, EV_KEY, BTN_MIDDLE))
evdev_init_middlebutton(tp->device, true, false);
tp_for_each_touch(tp, t) {
t->button.state = BUTTON_STATE_NONE;
libinput_timer_init(&t->button.timer,