Corne with display dongle full compilation

config/boards/shields/dongle_display/widgets/hid_indicators.c

@@ -0,0 +1,81 @@
+/*
+ * Copyright (c) 2024 The ZMK Contributors
+ *
+ * SPDX-License-Identifier: MIT
+ */
+
+#include <zephyr/kernel.h>
+#include <zephyr/bluetooth/services/bas.h>
+
+#include <zephyr/logging/log.h>
+LOG_MODULE_DECLARE(zmk, CONFIG_ZMK_LOG_LEVEL);
+
+#include <zmk/display.h>
+#include <zmk/event_manager.h>
+#include <zmk/events/hid_indicators_changed.h>
+
+#include "hid_indicators.h"
+
+#define LED_NLCK 0x01
+#define LED_CLCK 0x02
+#define LED_SLCK 0x04
+
+struct hid_indicators_state {    
+    uint8_t hid_indicators;
+};
+
+static sys_slist_t widgets = SYS_SLIST_STATIC_INIT(&widgets);
+
+static void set_hid_indicators(lv_obj_t *label, struct hid_indicators_state state) {
+    char text[7] = {};
+    bool lock = false;
+
+    if (state.hid_indicators & LED_CLCK) {
+        strncat(text, "C", 1);
+        lock = true;
+    }
+    if (state.hid_indicators & LED_NLCK) {
+        strncat(text, "N", 1);
+        lock = true;
+    }
+    if (state.hid_indicators & LED_SLCK) {
+        strncat(text, "S", 1);
+        lock = true;
+    }
+    if (lock) {
+        strncat(text, "LCK", 3);
+    }
+
+    lv_label_set_text(label, text);
+}
+
+void hid_indicators_update_cb(struct hid_indicators_state state) {
+    struct zmk_widget_hid_indicators *widget;
+    SYS_SLIST_FOR_EACH_CONTAINER(&widgets, widget, node) { set_hid_indicators(widget->obj, state); }
+}
+
+static struct hid_indicators_state hid_indicators_get_state(const zmk_event_t *eh) {
+    struct zmk_hid_indicators_changed *ev = as_zmk_hid_indicators_changed(eh);
+    return (struct hid_indicators_state) {
+        .hid_indicators = ev->indicators,
+    };
+}
+
+ZMK_DISPLAY_WIDGET_LISTENER(widget_hid_indicators, struct hid_indicators_state,
+                            hid_indicators_update_cb, hid_indicators_get_state)
+
+ZMK_SUBSCRIPTION(widget_hid_indicators, zmk_hid_indicators_changed);
+
+int zmk_widget_hid_indicators_init(struct zmk_widget_hid_indicators *widget, lv_obj_t *parent) {
+    widget->obj = lv_label_create(parent);
+
+    sys_slist_append(&widgets, &widget->node);
+
+    widget_hid_indicators_init();
+
+    return 0;
+}
+
+lv_obj_t *zmk_widget_hid_indicators_obj(struct zmk_widget_hid_indicators *widget) {
+    return widget->obj;
+}