Improve equipment window

src/main/java/com/bartlomiejpluta/demo/gui/ItemIconView.java

@@ -4,8 +4,19 @@ import com.bartlomiejpluta.base.api.context.Context;
 import com.bartlomiejpluta.base.api.gui.Color;
 import com.bartlomiejpluta.base.api.gui.Component;
 import com.bartlomiejpluta.base.api.gui.GUI;
+import com.bartlomiejpluta.base.api.icon.Icon;
+import com.bartlomiejpluta.base.api.input.Key;
+import com.bartlomiejpluta.base.api.input.KeyAction;
+import com.bartlomiejpluta.base.api.input.KeyEvent;
 import com.bartlomiejpluta.base.api.screen.Screen;
 import com.bartlomiejpluta.base.lib.gui.IconView;
+import com.bartlomiejpluta.demo.world.item.Item;
+import lombok.Getter;
+import lombok.NonNull;
+import lombok.Setter;
+
+import java.util.Map;
+import java.util.function.Consumer;
 
 import java.util.Map;
 
@@ -13,6 +24,12 @@ public class ItemIconView extends IconView {
    private final Color normal;
    private final Color hover;
 
+   @Getter
+   private Item item;
+
+   @Setter
+   private Consumer<Item> action;
+
    public ItemIconView(Context context, GUI gui, Map<String, Component> refs) {
       super(context, gui, refs);
       this.normal = gui.createColor();
@@ -21,6 +38,40 @@ public class ItemIconView extends IconView {
       normal.setRGBA(0x444444FF);
       hover.setRGBA(0x888888FF);
       super.setScale(2f);
+
+      addEventListener(KeyEvent.TYPE, this::handleKeyEvent);
+   }
+
+   public void setItem(Item item) {
+      this.item = item;
+      super.setIcon(item);
+   }
+
+   @Override
+   public void setIcon(Icon icon) {
+      throw new UnsupportedOperationException();
+   }
+
+   @Override
+   public void setIconSet(String iconSetUid) {
+      throw new UnsupportedOperationException();
+   }
+
+   @Override
+   public void setIconSetRow(@NonNull Integer iconSetRow) {
+      throw new UnsupportedOperationException();
+   }
+
+   @Override
+   public void setIconSetColumn(@NonNull Integer iconSetColumn) {
+      throw new UnsupportedOperationException();
+   }
+
+   private void handleKeyEvent(KeyEvent event) {
+      if (event.getKey() == Key.KEY_ENTER && event.getAction() == KeyAction.PRESS && item != null && action != null) {
+         event.consume();
+         action.accept(item);
+      }
    }
 
    @Override