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Introduce libinput_device_has_capability() API

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Signed-off-by: Jonas Ådahl <jadahl@gmail.com>
This commit is contained in:
Jonas Ådahl 2013-12-15 17:45:02 +01:00
parent 0c43efb9bd
commit d791a7ab09
4 changed files with 39 additions and 0 deletions
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16
src/evdev.c
View file

@ -693,6 +693,22 @@ evdev_device_calibrate(struct evdev_device *device, float calibration[6])
memcpy(device->abs.calibration, calibration, sizeof device->abs.calibration);
}
int
evdev_device_has_capability(struct evdev_device *device,
enum libinput_device_capability capability)
{
switch (capability) {
case LIBINPUT_DEVICE_CAP_POINTER:
return !!(device->seat_caps & EVDEV_DEVICE_POINTER);
case LIBINPUT_DEVICE_CAP_KEYBOARD:
return !!(device->seat_caps & EVDEV_DEVICE_KEYBOARD);
case LIBINPUT_DEVICE_CAP_TOUCH:
return !!(device->seat_caps & EVDEV_DEVICE_TOUCH);
default:
return 0;
}
}
void
evdev_device_remove(struct evdev_device *device)
{

4
src/evdev.h
View file

@ -152,6 +152,10 @@ evdev_device_get_output(struct evdev_device *device);
void
evdev_device_calibrate(struct evdev_device *device, float calibration[6]);
int
evdev_device_has_capability(struct evdev_device *device,
enum libinput_device_capability capability);
void
evdev_device_remove(struct evdev_device *device);

8
src/libinput.c
View file

@ -961,3 +961,11 @@ libinput_device_calibrate(struct libinput_device *device,
{
evdev_device_calibrate((struct evdev_device *) device, calibration);
}
LIBINPUT_EXPORT int
libinput_device_has_capability(struct libinput_device *device,
enum libinput_device_capability capability)
{
return evdev_device_has_capability((struct evdev_device *) device,
capability);
}

11
src/libinput.h
View file

@ -667,4 +667,15 @@ void
libinput_device_calibrate(struct libinput_device *device,
float calibration[6]);
/**
* @ingroup device
*
* Check if the given device has the specified capability
*
* @return 1 if the given device has the capability or 0 if not
*/
int
libinput_device_has_capability(struct libinput_device *device,
enum libinput_device_capability capability);
#endif /* LIBINPUT_H */