Move UI folder

UI/UI_led.cpp

@@ -0,0 +1,31 @@
+#include "UI_led.hpp"
+
+UI_led::UI_led(QObject *parent) : UI_item(UI_LED_TYPE, "", 12, Color::Default, Color::Default, parent)
+{
+}
+
+UI_led::UI_led(std::string text, Color fg_color, Color bg_color, QObject *parent)
+    : UI_item(UI_LED_TYPE, text, 12, fg_color, bg_color, parent)
+{
+}
+
+UI_led::UI_led(const json &j, QObject *parent) : UI_item(UI_LED_TYPE, parent)
+{
+    from_json(j);
+}
+
+void UI_led::set_led(bool state, Color on, Color off)
+{
+    set_bg_color(state ? on : off);
+}
+
+void UI_led::from_json(const json &j)
+{
+    UI_item::from_json(j);
+}
+
+json UI_led::to_json(size_t id) const
+{
+    json j = UI_item::to_json(id);
+    return j;
+}