wayland: register callbacks for keyboard events

not-fl3 · Jul 18, 2023 · 415ea96 · 415ea96
1 parent 5902ede
commit 415ea96
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Showing 2 changed files with 142 additions and 3 deletions.
diff --git a/src/native/linux_wayland.rs b/src/native/linux_wayland.rs
@@ -158,9 +158,86 @@ static mut SEAT_LISTENER: wl_seat_listener = wl_seat_listener {
 };
 
 unsafe extern "C" fn seat_handle_capabilities(
-    _data: *mut std::ffi::c_void,
-    _seat: *mut wl_seat,
-    _caps: wl_seat_capability,
+    data: *mut std::ffi::c_void,
+    seat: *mut wl_seat,
+    caps: wl_seat_capability,
+) {
+    let display: &mut WaylandDisplay = &mut *(data as *mut _);
+
+    if caps & wl_seat_capability_WL_SEAT_CAPABILITY_KEYBOARD != 0 {
+        // struct wl_keyboard *keyboard = wl_seat_get_keyboard(seat);
+        let id: *mut wl_proxy = wl_request_constructor!(
+            display.client,
+            seat,
+            WL_SEAT_GET_KEYBOARD,
+            display.client.wl_keyboard_interface
+        );
+        assert!(!id.is_null());
+        // wl_keyboard_add_listener(keyboard, &keyboard_listener, NULL);
+        (display.client.wl_proxy_add_listener)(
+            id,
+            &KEYBOARD_LISTENER as *const _ as _,
+            data,
+        );
+    }
+}
+
+static mut KEYBOARD_LISTENER: wl_keyboard_listener = wl_keyboard_listener {
+    keymap: Some(keyboard_handle_keymap),
+    enter: Some(keyboard_handle_enter),
+    leave: Some(keyboard_handle_leave),
+    key: Some(keyboard_handle_key),
+    modifiers: Some(keyboard_handle_modifiers),
+    repeat_info: Some(keyboard_handle_repeat_info),
+};
+
+unsafe extern "C" fn keyboard_handle_keymap(
+    _data: *mut ::std::os::raw::c_void,
+    _wl_keyboard: *mut wl_keyboard,
+    _format: u32,
+    _fd: i32,
+    _size: u32,
+) {
+}
+unsafe extern "C" fn keyboard_handle_enter(
+    _data: *mut ::std::os::raw::c_void,
+    _wl_keyboard: *mut wl_keyboard,
+    _serial: u32,
+    _surface: *mut wl_surface,
+    _keys: *mut wl_array,
+) {
+}
+unsafe extern "C" fn keyboard_handle_leave(
+    _data: *mut ::std::os::raw::c_void,
+    _wl_keyboard: *mut wl_keyboard,
+    _serial: u32,
+    _surface: *mut wl_surface,
+) {
+}
+unsafe extern "C" fn keyboard_handle_key(
+    _data: *mut ::std::os::raw::c_void,
+    _wl_keyboard: *mut wl_keyboard,
+    _serial: u32,
+    _time: u32,
+    _key: u32,
+    _state: u32,
+) {
+}
+unsafe extern "C" fn keyboard_handle_modifiers(
+    _data: *mut ::std::os::raw::c_void,
+    _wl_keyboard: *mut wl_keyboard,
+    _serial: u32,
+    _mods_depressed: u32,
+    _mods_latched: u32,
+    _mods_locked: u32,
+    _group: u32,
+) {
+}
+unsafe extern "C" fn keyboard_handle_repeat_info(
+    _data: *mut ::std::os::raw::c_void,
+    _wl_keyboard: *mut wl_keyboard,
+    _rate: i32,
+    _delay: i32,
 ) {
 }
 

diff --git a/src/native/linux_wayland/libwayland_client.rs b/src/native/linux_wayland/libwayland_client.rs
@@ -412,6 +412,66 @@ pub struct wl_seat_listener {
     >,
 }
 
+#[repr(C)]
+#[derive(Debug, Copy, Clone)]
+pub struct wl_keyboard_listener {
+    pub keymap: ::std::option::Option<
+        unsafe extern "C" fn(
+            data: *mut ::std::os::raw::c_void,
+            wl_keyboard: *mut wl_keyboard,
+            format: u32,
+            fd: i32,
+            size: u32,
+        ),
+    >,
+    pub enter: ::std::option::Option<
+        unsafe extern "C" fn(
+            data: *mut ::std::os::raw::c_void,
+            wl_keyboard: *mut wl_keyboard,
+            serial: u32,
+            surface: *mut wl_surface,
+            keys: *mut wl_array,
+        ),
+    >,
+    pub leave: ::std::option::Option<
+        unsafe extern "C" fn(
+            data: *mut ::std::os::raw::c_void,
+            wl_keyboard: *mut wl_keyboard,
+            serial: u32,
+            surface: *mut wl_surface,
+        ),
+    >,
+    pub key: ::std::option::Option<
+        unsafe extern "C" fn(
+            data: *mut ::std::os::raw::c_void,
+            wl_keyboard: *mut wl_keyboard,
+            serial: u32,
+            time: u32,
+            key: u32,
+            state: u32,
+        ),
+    >,
+    pub modifiers: ::std::option::Option<
+        unsafe extern "C" fn(
+            data: *mut ::std::os::raw::c_void,
+            wl_keyboard: *mut wl_keyboard,
+            serial: u32,
+            mods_depressed: u32,
+            mods_latched: u32,
+            mods_locked: u32,
+            group: u32,
+        ),
+    >,
+    pub repeat_info: ::std::option::Option<
+        unsafe extern "C" fn(
+            data: *mut ::std::os::raw::c_void,
+            wl_keyboard: *mut wl_keyboard,
+            rate: i32,
+            delay: i32,
+        ),
+    >,
+}
+
 pub type wl_display_connect =
     unsafe extern "C" fn(name: *const ::std::os::raw::c_char) -> *mut wl_display;
 pub type wl_proxy_destroy = unsafe extern "C" fn(proxy: *mut wl_proxy);
@@ -460,6 +520,7 @@ pub struct LibWaylandClient {
     pub wl_seat_interface: *mut wl_interface,
     pub wl_shm_interface: *mut wl_interface,
     pub wl_shm_pool_interface: *mut wl_interface,
+    pub wl_keyboard_interface: *mut wl_interface,
 }
 
 impl LibWaylandClient {
@@ -494,6 +555,7 @@ impl LibWaylandClient {
                 wl_seat_interface: module.get_symbol("wl_seat_interface").unwrap(),
                 wl_shm_interface: module.get_symbol("wl_shm_interface").unwrap(),
                 wl_shm_pool_interface: module.get_symbol("wl_shm_pool_interface").unwrap(),
+                wl_keyboard_interface: module.get_symbol("wl_keyboard_interface").unwrap(),
 
                 _module: std::rc::Rc::new(module),
             })