src/c/devices.h — sigil-wm

1/* SPDX-License-Identifier: BSD-3-Clause

2 * Input-device facts, lifetime cleanup and explicit libinput settings. */

3static struct device *find_device(struct server *s,uint64_t id) {

4 struct device *device;

5 wl_list_for_each(device,&s->devices,link) if(device->id==id) return device;

6 return NULL;

7}

8static void device_destroy(struct wl_listener *listener,void *data) {

9 (void)data;

10 struct device *device=wl_container_of(listener,device,destroy);

11 struct server *s=device->server;

12 if(s->scene_move.device==device->id) scene_move_finish(s);

13 for(int index=0;index<QUEUE_SIZE;index++) {

14 if(s->buttons[index].held && s->buttons[index].device==device->id) {

15 wlr_seat_pointer_notify_button(s->seat,now_ms(),s->buttons[index].target,0);

16 s->buttons[index].held=false;

17 }

18 }

19 if(!s->stopping) {

20 wlr_seat_pointer_notify_frame(s->seat);

21 route_motion(s,now_ms(),false);

22 }

23 EVENT(42,device->id);

24 wl_list_remove(&device->destroy.link); wl_list_remove(&device->link);

25 atomic_fetch_sub(&bridge.objects,1);

26 free(device);

27}

28static bool configure_pointer(struct server *s,uint64_t token,const int64_t *words,size_t count) {

29 if(count!=5) return false;

30 for(int index=1;index<5;index++) if(words[index]<-1 || words[index]>1) return false;

31 struct device *device=find_device(s,words[0]);

32 if(!device || device->native->type!=WLR_INPUT_DEVICE_POINTER) return false;

33 struct libinput_device *native=wlr_input_device_is_libinput(device->native) ?

34 wlr_libinput_get_device_handle(device->native) : NULL;

35 int statuses[4]={-1,-1,-1,-1};

36 for(int index=0;index<4;index++) {

37 int value=words[index+1];

38 if(value<0) continue;

39 if(!native) { statuses[index]=LIBINPUT_CONFIG_STATUS_UNSUPPORTED; continue; }

40 switch(index) {

41 case 0: statuses[index]=libinput_device_config_tap_set_enabled(native,

42 value ? LIBINPUT_CONFIG_TAP_ENABLED : LIBINPUT_CONFIG_TAP_DISABLED); break;

43 case 1: statuses[index]=libinput_device_config_dwt_set_enabled(native,

44 value ? LIBINPUT_CONFIG_DWT_ENABLED : LIBINPUT_CONFIG_DWT_DISABLED); break;

45 case 2: statuses[index]=libinput_device_config_middle_emulation_set_enabled(native,

46 value ? LIBINPUT_CONFIG_MIDDLE_EMULATION_ENABLED : LIBINPUT_CONFIG_MIDDLE_EMULATION_DISABLED); break;

47 case 3: statuses[index]=libinput_device_config_scroll_set_natural_scroll_enabled(native,value); break;

48 }

49 }

50 EVENT(44,token,device->id,statuses[0],statuses[1],statuses[2],statuses[3]);

51 return true;

52}