action listener on textbutton list

src/net/torvald/terrarum/UIItemInventoryElem.kt

@@ -178,4 +178,24 @@ class UIItemInventoryElem(
     override fun dispose() {
         itemImage?.texture?.dispose()
     }
+
+    override fun keyUp(keycode: Int): Boolean {
+        return super.keyUp(keycode)
+    }
+
+    override fun mouseMoved(screenX: Int, screenY: Int): Boolean {
+        return super.mouseMoved(screenX, screenY)
+    }
+
+    override fun touchDragged(screenX: Int, screenY: Int, pointer: Int): Boolean {
+        return super.touchDragged(screenX, screenY, pointer)
+    }
+
+    override fun touchUp(screenX: Int, screenY: Int, pointer: Int, button: Int): Boolean {
+        return super.touchUp(screenX, screenY, pointer, button)
+    }
+
+    override fun scrolled(amount: Int): Boolean {
+        return super.scrolled(amount)
+    }
 }