Build system changed to Cmake, ORM changed to QxORM, Qt6 compatibility.

core/igridform.h

@@ -24,8 +24,8 @@ class CORESHARED_EXPORT IGridForm : public QWidget
     Q_OBJECT
 
 public:
-    explicit IGridForm(QWidget *parent = 0);
-    virtual ~IGridForm();
+    explicit IGridForm(QWidget *parent = nullptr);
+    ~IGridForm() override;
 
     void setPluginId(const QString &pluginId);
     QString pluginId();
@@ -71,14 +71,14 @@ private slots:
 
 private:
     QString m_pluginId;
-    IFormHandler *m_formHandler;
+    //IFormHandler *m_formHandler;
     Ui::GridForm *ui;
     QMenu *m_contextMenu;
     ColumnDialog *m_columnDialog;
     VariableFiller *m_varFiller;
 
 protected:
-    FilterUi *m_filterUi;
+    FilterUi *m_filterUi{nullptr};
     IForm *m_form;
 };