Add bindcode to binding events.

sway/ipc-server.c

@@ -667,10 +667,16 @@ void ipc_event_binding_keyboard(struct sway_binding *sb) {
 
 	json_object_object_add(sb_obj, "event_state_mask", modifiers);
 
-	// TODO: implement bindcode
+	json_object *input_codes = json_object_new_array();
-	json_object_object_add(sb_obj, "input_code", json_object_new_int(0));
-
 	json_object *symbols = json_object_new_array();
+
+	if (sb->bindcode) { // bindcode: populate input_codes
+		uint32_t keycode;
+		for (i = 0; i < sb->keys->length; ++i) {
+			keycode = *(uint32_t *)sb->keys->items[i];
+			json_object_array_add(input_codes, json_object_new_int(keycode));
+		}
+	} else { // bindsym: populate symbols
 		uint32_t keysym;
 		char buffer[64];
 		for (i = 0; i < sb->keys->length; ++i) {
@@ -679,7 +685,9 @@ void ipc_event_binding_keyboard(struct sway_binding *sb) {
 				json_object_array_add(symbols, json_object_new_string(buffer));
 			}
 		}
+	}
 
+	json_object_object_add(sb_obj, "input_codes", input_codes);
 	json_object_object_add(sb_obj, "symbols", symbols);
 	json_object_object_add(sb_obj, "input_type", json_object_new_string("keyboard"));