пилотная рабочая версия с кодами dm/pm

DB_IaT/InstructorsAndTrainees/docTasks/doctaskswidget.h

@@ -14,15 +14,29 @@ class DocTasksWidget : public QWidget
 {
     Q_OBJECT
 
+private:
+    enum ColumnsTree{
+        clmn_PMorDM = 0,
+        clmn_ID
+    };
+
 public:
     explicit DocTasksWidget(QWidget *parent = nullptr);
     ~DocTasksWidget();
 
+private Q_SLOTS:
+    void on_treeWidget_currentItemChanged(QTreeWidgetItem *current, QTreeWidgetItem *previous);
+
 private:
     void DomElementParser(QDomElement element, Module* moduleParent);
     void loadDocTasksFromXML();
-
     void deleteAllModuls();
+    Module* searchModuleByID(int id);
+
+    void preparationTreeWidget();
+    void reSetHeadTreeWidget();
+    void updateTreeWidget();
+    void addModulToTreeWidget(Module* module, QTreeWidgetItem* parentItem = nullptr);
 
 private:
     Ui::DocTasksWidget *ui;