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evdev: disable button scroll timeout for extra mouse buttons

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Signed-off-by: Eduardo Cruz <eduardo.cruz@kdemail.net>
This commit is contained in:
Eduardo de Souza Cruz 2021-10-10 23:32:36 +00:00 • committed by Peter Hutterer
parent cf929e9835
commit 34bab6e15e
1 changed files with 26 additions and 17 deletions
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43
src/evdev.c
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@ -230,26 +230,35 @@ evdev_button_scroll_button(struct evdev_device *device,
}
if (is_press) {
enum timer_flags flags = TIMER_FLAG_NONE;
if (device->scroll.button < BTN_FORWARD) {
/* For mouse buttons 1-5 (0x110 to 0x114) we apply a timeout before scrolling
* since the button could also be used for regular clicking. */
enum timer_flags flags = TIMER_FLAG_NONE;
device->scroll.button_scroll_state = BUTTONSCROLL_BUTTON_DOWN;
device->scroll.button_scroll_state = BUTTONSCROLL_BUTTON_DOWN;
/* Special case: if middle button emulation is enabled and
* our scroll button is the left or right button, we only
* get here *after* the middle button timeout has expired
* for that button press. The time passed is the button-down
* time though (which is in the past), so we have to allow
* for a negative timer to be set.
*/
if (device->middlebutton.enabled &&
(device->scroll.button == BTN_LEFT ||
device->scroll.button == BTN_RIGHT)) {
flags = TIMER_FLAG_ALLOW_NEGATIVE;
/* Special case: if middle button emulation is enabled and
* our scroll button is the left or right button, we only
* get here *after* the middle button timeout has expired
* for that button press. The time passed is the button-down
* time though (which is in the past), so we have to allow
* for a negative timer to be set.
*/
if (device->middlebutton.enabled &&
(device->scroll.button == BTN_LEFT ||
device->scroll.button == BTN_RIGHT)) {
flags = TIMER_FLAG_ALLOW_NEGATIVE;
}
libinput_timer_set_flags(&device->scroll.timer,
time + DEFAULT_BUTTON_SCROLL_TIMEOUT,
flags);
} else {
/* For extra mouse buttons numbered 6 or more (0x115+) we assume it is
* dedicated exclusively to scrolling, so we don't apply the timeout
* in order to provide immediate scrolling responsiveness. */
device->scroll.button_scroll_state = BUTTONSCROLL_READY;
}
libinput_timer_set_flags(&device->scroll.timer,
time + DEFAULT_BUTTON_SCROLL_TIMEOUT,
flags);
device->scroll.button_down_time = time;
evdev_log_debug(device, "btnscroll: down\n");
} else {