src/libds/pointer.c

   1 #include <stdlib.h>
   2 #include <wayland-server.h>
   3 #include "libds/interfaces/pointer.h"
   4
   5 void
   6 ds_pointer_init(struct ds_pointer *pointer,
   7         const struct ds_pointer_interface *iface)
   8 {
   9     pointer->iface = iface;
  10
  11     wl_signal_init(&pointer->events.motion);
  12     wl_signal_init(&pointer->events.motion_absolute);
  13     wl_signal_init(&pointer->events.button);
  14     wl_signal_init(&pointer->events.frame);
  15 }
  16
  17 void
  18 ds_pointer_destroy(struct ds_pointer *pointer)
  19 {
  20     if (!pointer)
  21         return;
  22
  23     if (pointer->iface && pointer->iface->destroy)
  24         pointer->iface->destroy(pointer);
  25     else
  26         free(pointer);
  27 }
  28
  29 WL_EXPORT void
  30 ds_pointer_add_motion_listener(struct ds_pointer *pointer,
  31         struct wl_listener *listener)
  32 {
  33     wl_signal_add(&pointer->events.motion, listener);
  34 }
  35
  36 WL_EXPORT void
  37 ds_pointer_add_motion_absolute_listener(struct ds_pointer *pointer,
  38         struct wl_listener *listener)
  39 {
  40     wl_signal_add(&pointer->events.motion_absolute, listener);
  41 }
  42
  43 WL_EXPORT void
  44 ds_pointer_add_button_listener(struct ds_pointer *pointer,
  45         struct wl_listener *listener)
  46 {
  47     wl_signal_add(&pointer->events.button, listener);
  48 }
  49
  50 WL_EXPORT void
  51 ds_pointer_add_frame_listener(struct ds_pointer *pointer,
  52         struct wl_listener *listener)
  53 {
  54     wl_signal_add(&pointer->events.frame, listener);
  55 }