.................

components/showcase_component/showcase_component.h

@@ -17,13 +17,18 @@ static const char *TAG = "showcase_component.component";
 
 class ShowcaseComponent : public i2c::I2CDevice, public Component, public EntityBase {
  public:
-  State s_;
+  State s_{Off};
-  float b_upper_ = 1.0;
+  float b_upper_{1.0};
-  float b_lower_ = 1.0;
+  float b_lower_{1.0};
 
   void turn_on();
   void turn_off();
 
+  void publish_state(){ this->remote_values_callback_.call(); }
+
+  void add_new_remote_values_callback(std::function<void()> &&send_callback) {
+    this->remote_values_callback_.add(std::move(send_callback));
+  }
 
   void setup() override;
   void loop() override;
@@ -76,6 +81,8 @@ class ShowcaseComponent : public i2c::I2CDevice, public Component, public Entity
     this->lower_->set_level(bright);
   }
  protected:
+  CallbackManager<void()> remote_values_callback_{};
+
   output::FloatOutput *upper_;
   output::FloatOutput *lower_;
   /* monochromatic::MonochromaticLightOutput *upper_; */