diff --git a/InstructorsAndTrainees/instructors/editorinstructors.cpp b/InstructorsAndTrainees/instructors/editorinstructors.cpp
index cda5dd2..73a37cd 100644
--- a/InstructorsAndTrainees/instructors/editorinstructors.cpp
+++ b/InstructorsAndTrainees/instructors/editorinstructors.cpp
@@ -13,7 +13,7 @@ EditorInstructors::EditorInstructors(ConnectorToServer* connectorToServer, bool
     ui->btnToOrFromArchive->setEnabled(false);
     ui->btnEdit->setEnabled(false);
 
-    connect(treeWidget, &QTreeWidget::currentItemChanged, this, &EditorInstructors::on_treeWidget_currentItemChanged);
+    connect(treeWidget, &QTreeWidget::currentItemChanged, this, &EditorInstructors::on_treeWidgetCurrentItemChanged);
 
     ui->verticalLayout_1->addWidget(treeWidget);
 
@@ -219,7 +219,7 @@ void EditorInstructors::on_btnArchive_clicked()
     loadInstructorsFromDB();
 }
 
-void EditorInstructors::on_treeWidget_currentItemChanged(QTreeWidgetItem *current, QTreeWidgetItem *previous)
+void EditorInstructors::on_treeWidgetCurrentItemChanged(QTreeWidgetItem *current, QTreeWidgetItem *previous)
 {
     //Определяем доступность и функционал кнопок для выбранного элемента
 
diff --git a/InstructorsAndTrainees/instructors/editorinstructors.h b/InstructorsAndTrainees/instructors/editorinstructors.h
index 63a82d1..b878dfc 100644
--- a/InstructorsAndTrainees/instructors/editorinstructors.h
+++ b/InstructorsAndTrainees/instructors/editorinstructors.h
@@ -25,7 +25,7 @@ private Q_SLOTS:
     void on_btnToOrFromArchive_clicked();
     void on_btnEdit_clicked();
     void on_btnArchive_clicked();
-    void on_treeWidget_currentItemChanged(QTreeWidgetItem *current, QTreeWidgetItem *previous);
+    void on_treeWidgetCurrentItemChanged(QTreeWidgetItem *current, QTreeWidgetItem *previous);
 
 private:
     //void setCurrentInstructor(int id);
diff --git a/InstructorsAndTrainees/instructors/viewerinstructors.cpp b/InstructorsAndTrainees/instructors/viewerinstructors.cpp
index 0990f3e..3c5face 100644
--- a/InstructorsAndTrainees/instructors/viewerinstructors.cpp
+++ b/InstructorsAndTrainees/instructors/viewerinstructors.cpp
@@ -9,7 +9,7 @@ ViewerInstructors::ViewerInstructors(ConnectorToServer* connectorToServer, QWidg
 {
     ui->setupUi(this);
 
-    connect(treeWidget, &QTreeWidget::itemClicked, this, &ViewerInstructors::on_treeWidget_itemClicked);
+    connect(treeWidget, &QTreeWidget::itemClicked, this, &ViewerInstructors::on_treeWidgetItemClicked);
 
     ui->horizontalLayout_1->addWidget(treeWidget);
 
@@ -71,7 +71,7 @@ void ViewerInstructors::on_btnEditorInstructors_clicked()
     Q_EMIT signal_BlockAutorization(false);
 }
 
-void ViewerInstructors::on_treeWidget_itemClicked(QTreeWidgetItem *item, int column)
+void ViewerInstructors::on_treeWidgetItemClicked(QTreeWidgetItem *item, int column)
 {
     if(item == nullptr)
         return;
diff --git a/InstructorsAndTrainees/instructors/viewerinstructors.h b/InstructorsAndTrainees/instructors/viewerinstructors.h
index ec7e43f..7be1cd5 100644
--- a/InstructorsAndTrainees/instructors/viewerinstructors.h
+++ b/InstructorsAndTrainees/instructors/viewerinstructors.h
@@ -33,7 +33,7 @@ public Q_SLOTS:
     void on_btnEditorInstructors_clicked();
 
 public slots:
-    void on_treeWidget_itemClicked(QTreeWidgetItem *item, int column);
+    void on_treeWidgetItemClicked(QTreeWidgetItem *item, int column);
 
 Q_SIGNALS:
     //сигнал о выборе инструктора
diff --git a/InstructorsAndTrainees/tasks/ammtaskswidget.cpp b/InstructorsAndTrainees/tasks/ammtaskswidget.cpp
index 14af6e4..1f77489 100644
--- a/InstructorsAndTrainees/tasks/ammtaskswidget.cpp
+++ b/InstructorsAndTrainees/tasks/ammtaskswidget.cpp
@@ -27,7 +27,7 @@ AMMtasksWidget::AMMtasksWidget(ConnectorToServer* connectorToServer, TypeListTre
     treeWidget = new QTreeWidget();
     ui->horizontalLayout_Tree->addWidget(treeWidget);
 
-    connect(treeWidget, &QTreeWidget::currentItemChanged, this, &AMMtasksWidget::on_treeWidget_currentItemChanged);
+    connect(treeWidget, &QTreeWidget::currentItemChanged, this, &AMMtasksWidget::on_treeWidgetCurrentItemChanged);
 
     preparationTreeWidget();
 
@@ -147,7 +147,7 @@ void AMMtasksWidget::changeEvent(QEvent *event)
     }
 }
 
-void AMMtasksWidget::on_treeWidget_currentItemChanged(QTreeWidgetItem *current, QTreeWidgetItem *previous)
+void AMMtasksWidget::on_treeWidgetCurrentItemChanged(QTreeWidgetItem *current, QTreeWidgetItem *previous)
 {
     if(current == nullptr)
     {
diff --git a/InstructorsAndTrainees/tasks/ammtaskswidget.h b/InstructorsAndTrainees/tasks/ammtaskswidget.h
index cdd7283..9f4222f 100644
--- a/InstructorsAndTrainees/tasks/ammtaskswidget.h
+++ b/InstructorsAndTrainees/tasks/ammtaskswidget.h
@@ -30,7 +30,7 @@ protected:
     void changeEvent(QEvent * event) override;
 
 private Q_SLOTS:
-    void on_treeWidget_currentItemChanged(QTreeWidgetItem *current, QTreeWidgetItem *previous);
+    void on_treeWidgetCurrentItemChanged(QTreeWidgetItem *current, QTreeWidgetItem *previous);
     void on_btnDelete_clicked();
     void on_btnCheck_clicked();
     void on_btnAssignTask_clicked();    
diff --git a/InstructorsAndTrainees/tasks/fimtaskswidget.cpp b/InstructorsAndTrainees/tasks/fimtaskswidget.cpp
index e13d405..c84cf73 100644
--- a/InstructorsAndTrainees/tasks/fimtaskswidget.cpp
+++ b/InstructorsAndTrainees/tasks/fimtaskswidget.cpp
@@ -28,7 +28,7 @@ FIMtasksWidget::FIMtasksWidget(ConnectorToServer* connectorToServer, TypeListTre
     treeWidget = new QTreeWidget();
     ui->horizontalLayout_Tree->addWidget(treeWidget);
 
-    connect(treeWidget, &QTreeWidget::currentItemChanged, this, &FIMtasksWidget::on_treeWidget_currentItemChanged);
+    connect(treeWidget, &QTreeWidget::currentItemChanged, this, &FIMtasksWidget::on_treeWidgetCurrentItemChanged);
 
     preparationTreeWidget();
 
@@ -150,7 +150,7 @@ void FIMtasksWidget::changeEvent(QEvent *event)
     }
 }
 
-void FIMtasksWidget::on_treeWidget_currentItemChanged(QTreeWidgetItem *current, QTreeWidgetItem *previous)
+void FIMtasksWidget::on_treeWidgetCurrentItemChanged(QTreeWidgetItem *current, QTreeWidgetItem *previous)
 {
     if(current == nullptr)
     {
diff --git a/InstructorsAndTrainees/tasks/fimtaskswidget.h b/InstructorsAndTrainees/tasks/fimtaskswidget.h
index f8f1d06..e9b6b12 100644
--- a/InstructorsAndTrainees/tasks/fimtaskswidget.h
+++ b/InstructorsAndTrainees/tasks/fimtaskswidget.h
@@ -33,7 +33,7 @@ protected:
     void changeEvent(QEvent * event) override;
 
 private Q_SLOTS:
-    void on_treeWidget_currentItemChanged(QTreeWidgetItem *current, QTreeWidgetItem *previous);
+    void on_treeWidgetCurrentItemChanged(QTreeWidgetItem *current, QTreeWidgetItem *previous);
     void on_btnDelete_clicked();
     void on_btnCheck_clicked();
     void on_btnAssignTask_clicked();
diff --git a/InstructorsAndTrainees/trainees/editortrainees.cpp b/InstructorsAndTrainees/trainees/editortrainees.cpp
index ccbf4f4..6078a32 100644
--- a/InstructorsAndTrainees/trainees/editortrainees.cpp
+++ b/InstructorsAndTrainees/trainees/editortrainees.cpp
@@ -10,7 +10,7 @@ EditorTrainees::EditorTrainees(ConnectorToServer* connectorToServer, bool adminM
 {
     ui->setupUi(this);    
 
-    connect(treeWidget, &QTreeWidget::currentItemChanged, this, &EditorTrainees::on_treeWidget_currentItemChanged);
+    connect(treeWidget, &QTreeWidget::currentItemChanged, this, &EditorTrainees::on_treeWidgetCurrentItemChanged);
 
     ui->verticalLayout_1->addWidget(treeWidget);
 
@@ -331,7 +331,7 @@ void EditorTrainees::on_btnArchive_clicked()
     loadTraineesFromDB();
 }
 
-void EditorTrainees::on_treeWidget_currentItemChanged(QTreeWidgetItem *current, QTreeWidgetItem *previous)
+void EditorTrainees::on_treeWidgetCurrentItemChanged(QTreeWidgetItem *current, QTreeWidgetItem *previous)
 {
     //Определяем доступность и функционал кнопок для выбранного элемента
 
diff --git a/InstructorsAndTrainees/trainees/editortrainees.h b/InstructorsAndTrainees/trainees/editortrainees.h
index 17c39bd..e79dc38 100644
--- a/InstructorsAndTrainees/trainees/editortrainees.h
+++ b/InstructorsAndTrainees/trainees/editortrainees.h
@@ -28,7 +28,7 @@ private Q_SLOTS:
     void on_btnToOrFromArchiveTrainee_clicked();
     void on_btnEdit_clicked();
     void on_btnArchive_clicked();
-    void on_treeWidget_currentItemChanged(QTreeWidgetItem *current, QTreeWidgetItem *previous);
+    void on_treeWidgetCurrentItemChanged(QTreeWidgetItem *current, QTreeWidgetItem *previous);
 
 private:
     //void setCurrentGroup(int id);
diff --git a/InstructorsAndTrainees/trainees/viewertrainees.cpp b/InstructorsAndTrainees/trainees/viewertrainees.cpp
index b462be8..a04a2af 100644
--- a/InstructorsAndTrainees/trainees/viewertrainees.cpp
+++ b/InstructorsAndTrainees/trainees/viewertrainees.cpp
@@ -13,7 +13,7 @@ ViewerTrainees::ViewerTrainees(ConnectorToServer* connectorToServer, MessangerCo
     ui->setupUi(this);    
 
     connect(treeWidget, &QTreeWidget::itemDoubleClicked, this, &ViewerTrainees::on_itemDoubleClicked);
-    connect(treeWidget, &QTreeWidget::itemClicked, this, &ViewerTrainees::on_treeWidget_itemClicked);
+    connect(treeWidget, &QTreeWidget::itemClicked, this, &ViewerTrainees::on_treeWidgetItemClicked);
 
     ui->horizontalLayout_1->addWidget(treeWidget);
 
@@ -119,7 +119,7 @@ void ViewerTrainees::on_itemDoubleClicked(QTreeWidgetItem *item, int column)
     }
 }
 
-void ViewerTrainees::on_treeWidget_itemClicked(QTreeWidgetItem *item, int column)
+void ViewerTrainees::on_treeWidgetItemClicked(QTreeWidgetItem *item, int column)
 {
     if(item == nullptr)
         return;
diff --git a/InstructorsAndTrainees/trainees/viewertrainees.h b/InstructorsAndTrainees/trainees/viewertrainees.h
index 9245297..037caee 100644
--- a/InstructorsAndTrainees/trainees/viewertrainees.h
+++ b/InstructorsAndTrainees/trainees/viewertrainees.h
@@ -37,7 +37,7 @@ public Q_SLOTS:
     void on_btnEditorTrainees_clicked();
 private Q_SLOTS:
     void on_itemDoubleClicked(QTreeWidgetItem *item, int column);
-    void on_treeWidget_itemClicked(QTreeWidgetItem *item, int column);
+    void on_treeWidgetItemClicked(QTreeWidgetItem *item, int column);
 
 Q_SIGNALS:
     //сигнал о выборе обучаемого