Рефакт

InstructorsAndTrainees/instructors/editorinstructors.cpp

@@ -9,6 +9,10 @@ EditorInstructors::EditorInstructors(ConnectorToServer* connectorToServer, bool
 {
     ui->setupUi(this);
 
+    ui->btnDeleteInstructor->setEnabled(false);
+    ui->btnToOrFromArchive->setEnabled(false);
+    ui->btnEdit->setEnabled(false);
+
     connect(treeWidget, &QTreeWidget::currentItemChanged, this, &EditorInstructors::on_treeWidget_currentItemChanged);
 
     ui->verticalLayout_1->addWidget(treeWidget);

InstructorsAndTrainees/instructors/viewerinstructors.cpp

@@ -88,7 +88,7 @@ void ViewerInstructors::on_treeWidget_itemClicked(QTreeWidgetItem *item, int col
 
             lastCurrentID = newCurrentID;
 
-            Q_EMIT signal_instructorSelected(login);
+            Q_EMIT signal_instructorSelected(newCurrentID);
         }
     }
 }

InstructorsAndTrainees/instructors/viewerinstructors.h

@@ -37,7 +37,7 @@ public slots:
 
 Q_SIGNALS:
     //сигнал о выборе инструктора
-    void signal_instructorSelected(QString login);
+    void signal_instructorSelected(int id_instructor);
 
 private:
     void updateButtons() override;