a lot of stuff related to ocr/ofd method

mainwindow.h

@@ -24,17 +24,21 @@ public:
     void setupStoresList();
 
     Check get_check();
-private slots:
-    // void on_checkType_currentIndexChanged(int index);
+    void onDecodedData(std::string);
 
+private slots:
     void on_parseButton_clicked();
 
     void on_storeType_currentIndexChanged(int index);
 
-    void on_chooseImageButton_clicked();
+    // void on_chooseImageButton_clicked();
 
     void on_preferencesButton_clicked();
 
+    void on_chooseImageButton_ofd_clicked();
+
+    void on_chooseImageButton_ocr_clicked();
+
 private:
     Ui::MainWindow *ui;
 };