add off open, create, save, save, as

mainwindow.h

@@ -19,11 +19,18 @@ public:
     MainWindow(QWidget *parent = nullptr);
     ~MainWindow();
 
+    void loadImage(QString fileName);
+    void createNewCharacter(Character* p);
+    void loadNewCharacter();
+    void exportJson();
+    void exportJsonAs();
 
 private slots:
     void on_actionEditer_triggered();
-
     void on_actionBlocNote_triggered();
+    void on_actionOuvrir_une_fiche_triggered();
+    void on_actionNouvelle_fiche_triggered();
+    void on_actionSauvegarder_triggered();
 
 private:
     Ui::MainWindow *ui;