Update UI

UI/ui_stacked_widget.hpp

@@ -22,41 +22,23 @@ class UI_stacked_widget : public UI_item
      * @param current_tab The currently selected tab
      * @param parent The parent QObject
      */
-    UI_stacked_widget(size_t tab_count, size_t current_tab, QObject *parent = nullptr);
+    UI_stacked_widget(qsizetype tab_count, qsizetype current_tab, QObject *parent = nullptr);
 
     /**
      * @brief Set the selected tab by index
      *
      * @param selected The index of the tab to select
      */
-    void set_selected(size_t selected) override;
+    void set_selected(qsizetype selected) override;
     /**
      * @brief Get the index of the selected tab
      *
      * @return size_t The index of the selected tab
      */
-    size_t selected() const;
+    qsizetype selected() const;
     /**
      * @brief Advance to the next tab
      *
      */
     void advance_tab();
-
-    /**
-     * @brief Deserialize the stacked widget from JSON
-     *
-     * @param j The JSON object
-     */
-    void from_json(const json &j) override;
-    /**
-     * @brief Serialize the stacked widget to JSON
-     *
-     * @param id The id of the stacked widget
-     * @return json The JSON representation of the stacked widget
-     */
-    json to_json(size_t id) const override;
-
-  private:
-    size_t m_tab_count;
-    size_t m_current_tab;
 };