fix: use new wayland enums

Introduce new WLR_HAVE_WL_POINTER_AXIS_SOURCE switch to keep
compatibility with wlroots < 0.18.0

CMakeLists.txt

@@ -219,6 +219,7 @@ if (${wlroots_VERSION} VERSION_GREATER_EQUAL 0.18)
   set(WLR_HAVE_UTIL_TRANSFORM_HEADER 1)
   set(WLR_HAVE_NEW_PIXEL_COPY_API 1)
   set(WLR_HAVE_BACKEND_CREATE_WITH_LOOP 1)
+  set(WLR_HAVE_WL_POINTER_AXIS_SOURCE 1)
 endif()
 
 find_package(X11)

como/base/config-como.h.cmake

@@ -20,6 +20,7 @@
 #cmakedefine01 WLR_HAVE_UTIL_TRANSFORM_HEADER
 #cmakedefine01 WLR_HAVE_NEW_PIXEL_COPY_API
 #cmakedefine01 WLR_HAVE_BACKEND_CREATE_WITH_LOOP
+#cmakedefine01 WLR_HAVE_WL_POINTER_AXIS_SOURCE
 
 #if HAVE_BREEZE_DECO
 #define BREEZE_KDECORATION_PLUGIN_ID "${BREEZE_KDECORATION_PLUGIN_ID}"

como/input/backend/wlroots/pointer.h

@@ -84,7 +84,12 @@ void handle_button(struct wl_listener* listener, void* data)
 
     auto event = button_event{
         wlr_event->button,
+#if WLR_HAVE_WL_POINTER_AXIS_SOURCE
+        wlr_event->state == WL_POINTER_BUTTON_STATE_RELEASED ? button_state::released
+                                                             : button_state::pressed,
+#else
         wlr_event->state == WLR_BUTTON_RELEASED ? button_state::released : button_state::pressed,
+#endif
         {
             pointer,
             wlr_event->time_msec,
@@ -104,6 +109,16 @@ void handle_axis(struct wl_listener* listener, void* data)
 
     auto get_source = [](auto wlr_source) {
         switch (wlr_source) {
+#if WLR_HAVE_WL_POINTER_AXIS_SOURCE
+        case WL_POINTER_AXIS_SOURCE_WHEEL:
+            return axis_source::wheel;
+        case WL_POINTER_AXIS_SOURCE_FINGER:
+            return axis_source::finger;
+        case WL_POINTER_AXIS_SOURCE_CONTINUOUS:
+            return axis_source::continuous;
+        case WL_POINTER_AXIS_SOURCE_WHEEL_TILT:
+            return axis_source::wheel_tilt;
+#else
         case WLR_AXIS_SOURCE_WHEEL:
             return axis_source::wheel;
         case WLR_AXIS_SOURCE_FINGER:
@@ -112,6 +127,7 @@ void handle_axis(struct wl_listener* listener, void* data)
             return axis_source::continuous;
         case WLR_AXIS_SOURCE_WHEEL_TILT:
             return axis_source::wheel_tilt;
+#endif
         default:
             return axis_source::unknown;
         }