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evdev: Add evdev_any_button_down helper function

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Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Reviewed-by: Peter Hutterer <peter.hutterer@who-t.net>
Signed-off-by: Peter Hutterer <peter.hutterer@who-t.net>
This commit is contained in:
Hans de Goede 2014-11-06 12:47:51 +01:00 • committed by Peter Hutterer
parent 71f703c50c
commit 2ca425dc28
1 changed files with 15 additions and 7 deletions
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22
src/evdev.c
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@ -570,6 +570,19 @@ evdev_process_absolute(struct evdev_device *device,
}
}
static inline bool
evdev_any_button_down(struct evdev_device *device)
{
unsigned int button;
for (button = BTN_LEFT; button < BTN_JOYSTICK; button++) {
if (libevdev_has_event_code(device->evdev, EV_KEY, button) &&
hw_is_key_down(device, button))
return true;
}
return false;
}
static inline bool
evdev_need_touch_frame(struct evdev_device *device)
{
@ -763,16 +776,11 @@ evdev_left_handed_has(struct libinput_device *device)
static void
evdev_change_to_left_handed(struct evdev_device *device)
{
unsigned int button;
if (device->buttons.want_left_handed == device->buttons.left_handed)
return;
for (button = BTN_LEFT; button < BTN_JOYSTICK; button++) {
if (libevdev_has_event_code(device->evdev, EV_KEY, button) &&
hw_is_key_down(device, button))
return;
}
if (evdev_any_button_down(device))
return;
device->buttons.left_handed = device->buttons.want_left_handed;
}