IPC: Send keyboard layout info in IPC_GET_INPUTS

Signed-off-by: Harish Krupo <harishkrupo@gmail.com>

1 files changed, 22 insertions, 0 deletions

diff --git a/sway/ipc-json.c b/sway/ipc-json.c
index 4583558c..4d9a87d8 100644
--- a/sway/ipc-json.c
+++ b/sway/ipc-json.c
@@ -12,6 +12,7 @@
 #include "sway/input/seat.h"
 #include <wlr/types/wlr_box.h>
 #include <wlr/types/wlr_output.h>
+#include <xkbcommon/xkbcommon.h>
 #include "wlr-layer-shell-unstable-v1-protocol.h"
 
 static const char *ipc_json_layout_description(enum sway_container_layout l) {
@@ -503,6 +504,27 @@ json_object *ipc_json_describe_input(struct sway_input_device *device) {
         json_object_object_add(object, "type",
                 json_object_new_string(describe_device_type(device)));
 
+        if (device->wlr_device->type == WLR_INPUT_DEVICE_KEYBOARD) {
+                struct wlr_keyboard *keyboard = device->wlr_device->keyboard;
+                struct xkb_keymap *keymap = keyboard->keymap;
+                struct xkb_state *state = keyboard->xkb_state;
+                xkb_layout_index_t num_layouts = xkb_keymap_num_layouts(keymap);
+                xkb_layout_index_t layout_idx;
+                for (layout_idx = 0; layout_idx < num_layouts; layout_idx++) {
+                        bool is_active =
+                                xkb_state_layout_index_is_active(state,
+                                                layout_idx,
+                                                XKB_STATE_LAYOUT_EFFECTIVE);
+                        if (is_active) {
+                                const char *layout =
+                                        xkb_keymap_layout_get_name(keymap, layout_idx);
+                                json_object_object_add(object, "xkb_active_layout_name",
+                                                json_object_new_string(layout));
+                                break;
+                        }
+                }
+        }
+
         return object;
 }