diff --git a/src/mainwindow.h b/src/mainwindow.h
index 9f065b4cc..06bd2d20a 100644
--- a/src/mainwindow.h
+++ b/src/mainwindow.h
@@ -45,325 +45,340 @@ namespace Ui
 }
 
 /**
- * @brief The MainWindow class
+ * @brief The MainWindow class main windows.
  */
 class MainWindow : public QMainWindow
 {
     Q_OBJECT
 public:
               /**
-               * @brief MainWindow
-               * @param parent
+               * @brief MainWindow constructor.
+               * @param parent parent widget.
                */
               explicit MainWindow(QWidget *parent = 0);
                        ~MainWindow();
     /**
-     * @brief OpenPattern
-     * @param fileName
+     * @brief OpenPattern open pattern file.
+     * @param fileName name of file.
      */
     void               OpenPattern(const QString &fileName);
 public slots:
     /**
-     * @brief mouseMove
-     * @param scenePos
+     * @brief mouseMove save mouse position and show user.
+     * @param scenePos position mouse.
      */
     void               mouseMove(const QPointF &scenePos);
     /**
-     * @brief ActionAroowTool
+     * @brief ActionAroowTool set arrow tool. Cansel tool what was before.
      */
     void               ActionAroowTool();
     /**
-     * @brief ActionDraw
-     * @param checked
+     * @brief ActionDraw show draw scene.
+     * @param checked true - button checked.
      */
     void               ActionDraw(bool checked);
     /**
-     * @brief ActionDetails
-     * @param checked
+     * @brief ActionDetails show details scene.
+     * @param checked true - button checked.
      */
     void               ActionDetails(bool checked);
     /**
-     * @brief ActionNewDraw
+     * @brief ActionNewDraw add to scene new pattern peace.
      */
     void               ActionNewDraw();
     /**
-     * @brief ActionSaveAs
+     * @brief ActionSaveAs save as pattern file.
      */
     void               ActionSaveAs();
     /**
-     * @brief ActionSave
+     * @brief ActionSave save pattern file.
      */
     void               ActionSave();
     /**
-     * @brief ActionOpen
+     * @brief ActionOpen ask user select pattern file.
      */
     void               ActionOpen();
     /**
-     * @brief ActionNew
+     * @brief ActionNew create new empty pattern.
      */
     void               ActionNew();
     /**
-     * @brief ActionTable
-     * @param checked
+     * @brief ActionTable show table with variables.
+     * @param checked true - button checked.
      */
     void               ActionTable(bool checked);
     /**
-     * @brief ActionHistory
-     * @param checked
+     * @brief ActionHistory show tool history.
+     * @param checked true - button checked.
      */
     void               ActionHistory(bool checked);
     /**
-     * @brief ActionLayout
-     * @param checked
+     * @brief ActionLayout begin creation layout.
+     * @param checked true - button checked.
      */
     void               ActionLayout(bool checked);
     /**
-     * @brief currentDrawChanged
-     * @param index
+     * @brief currentDrawChanged change active pattern peace.
+     * @param index index in combobox.
      */
     void               currentDrawChanged( int index );
     /**
-     * @brief OptionDraw
+     * @brief OptionDraw help change name of pattern peace.
      */
     void               OptionDraw();
     /**
-     * @brief haveChange
+     * @brief haveChange enable action save if we have unsaved change.
      */
     void               haveChange();
     /**
-     * @brief ChangedSize
-     * @param text
+     * @brief ChangedSize change new size value.
+     * @param text value size.
      */
     void               ChangedSize(const QString &text);
     /**
-     * @brief ChangedGrowth
-     * @param text
+     * @brief ChangedGrowth change new height value.
+     * @param text value height.
      */
     void               ChangedGrowth(const QString & text);
     /**
-     * @brief ClosedActionTable
+     * @brief ClosedActionTable actions after closing table with variables.
      */
     void               ClosedActionTable();
     /**
-     * @brief ClosedActionHistory
+     * @brief ClosedActionHistory actions after closing history window with variables.
      */
     void               ClosedActionHistory();
     /**
-     * @brief ToolEndLine
-     * @param checked
+     * @brief ToolEndLine handler tool endLine.
+     * @param checked true - button checked.
      */
     void               ToolEndLine(bool checked);
     /**
-     * @brief ToolLine
-     * @param checked
+     * @brief ToolLine handler tool line.
+     * @param checked true - button checked.
      */
     void               ToolLine(bool checked);
     /**
-     * @brief ToolAlongLine
-     * @param checked
+     * @brief ToolAlongLine handler tool alongLine.
+     * @param checked true - button checked.
      */
     void               ToolAlongLine(bool checked);
     /**
-     * @brief ToolShoulderPoint
-     * @param checked
+     * @brief ToolShoulderPoint handler tool shoulderPoint.
+     * @param checked true - button checked.
      */
     void               ToolShoulderPoint(bool checked);
     /**
-     * @brief ToolNormal
-     * @param checked
+     * @brief ToolNormal handler tool normal.
+     * @param checked true - button checked.
      */
     void               ToolNormal(bool checked);
     /**
-     * @brief ToolBisector
-     * @param checked
+     * @brief ToolBisector handler tool bisector.
+     * @param checked true - button checked.
      */
     void               ToolBisector(bool checked);
     /**
-     * @brief ToolLineIntersect
-     * @param checked
+     * @brief ToolLineIntersect handler tool lineIntersect.
+     * @param checked true - button checked.
      */
     void               ToolLineIntersect(bool checked);
     /**
-     * @brief ToolSpline
-     * @param checked
+     * @brief ToolSpline handler tool spline.
+     * @param checked true - button checked.
      */
     void               ToolSpline(bool checked);
     /**
-     * @brief ToolCutSpline handler tool CutSpline
+     * @brief ToolCutSpline handler tool CutSpline.
      * @param checked true - button is checked
      */
     void               ToolCutSpline(bool checked);
     /**
-     * @brief ToolArc
-     * @param checked
+     * @brief ToolArc handler tool arc.
+     * @param checked true - button checked.
      */
     void               ToolArc(bool checked);
     /**
-     * @brief ToolSplinePath
-     * @param checked
+     * @brief ToolSplinePath handler tool splinePath.
+     * @param checked true - button checked.
      */
     void               ToolSplinePath(bool checked);
     /**
-     * @brief ToolCutSplinePath handler tool CutSplinePath
+     * @brief ToolCutSplinePath handler tool CutSplinePath.
      * @param checked true - button is checked
      */
     void               ToolCutSplinePath(bool checked);
     /**
-     * @brief ToolPointOfContact
-     * @param checked
+     * @brief ToolPointOfContact handler tool pointOfContact.
+     * @param checked true - button checked.
      */
     void               ToolPointOfContact(bool checked);
     /**
-     * @brief ToolDetail
-     * @param checked
+     * @brief ToolDetail handler tool detail.
+     * @param checked true - button checked.
      */
     void               ToolDetail(bool checked);
     /**
-     * @brief ToolHeight
-     * @param checked
+     * @brief ToolHeight handler tool height.
+     * @param checked true - button checked.
      */
     void               ToolHeight(bool checked);
     /**
-     * @brief ToolTriangle
-     * @param checked
+     * @brief ToolTriangle handler tool triangle.
+     * @param checked true - button checked.
      */
     void               ToolTriangle(bool checked);
     /**
-     * @brief ToolPointOfIntersection
-     * @param checked
+     * @brief ToolPointOfIntersection handler tool pointOfIntersection.
+     * @param checked true - button checked.
      */
     void               ToolPointOfIntersection(bool checked);
+    /**
+     * @brief ToolUnionDetails handler tool unionDetails.
+     * @param checked true - button checked.
+     */
     void               ToolUnionDetails(bool checked);
+    /**
+     * @brief ToolCutArc handler tool cutArc.
+     * @param checked true - button checked.
+     */
     void               ToolCutArc(bool checked);
     /**
-     * @brief ClosedDialogEndLine
-     * @param result
+     * @brief ClosedDialogEndLine actions after closing DialogEndLine.
+     * @param result result of dialog working.
      */
     void               ClosedDialogEndLine(int result);
     /**
-     * @brief ClosedDialogLine
-     * @param result
+     * @brief ClosedDialogLine actions after closing DialogLine.
+     * @param result result of dialog working.
      */
     void               ClosedDialogLine(int result);
     /**
-     * @brief ClosedDialogAlongLine
-     * @param result
+     * @brief ClosedDialogAlongLine actions after closing DialogAlongLine.
+     * @param result result of dialog working.
      */
     void               ClosedDialogAlongLine(int result);
     /**
-     * @brief ClosedDialogShoulderPoint
-     * @param result
+     * @brief ClosedDialogShoulderPoint actions after closing DialogShoulderPoint.
+     * @param result result of dialog working.
      */
     void               ClosedDialogShoulderPoint(int result);
     /**
-     * @brief ClosedDialogNormal
-     * @param result
+     * @brief ClosedDialogNormal actions after closing DialogNormal.
+     * @param result result of dialog working.
      */
     void               ClosedDialogNormal(int result);
     /**
-     * @brief ClosedDialogBisector
-     * @param result
+     * @brief ClosedDialogBisector actions after closing DialogBisector.
+     * @param result result of dialog working.
      */
     void               ClosedDialogBisector(int result);
     /**
-     * @brief ClosedDialogLineIntersect
-     * @param result
+     * @brief ClosedDialogLineIntersect actions after closing DialogLineIntersect.
+     * @param result result of dialog working.
      */
     void               ClosedDialogLineIntersect(int result);
     /**
-     * @brief ClosedDialogSpline
-     * @param result
+     * @brief ClosedDialogSpline actions after closing DialogSpline.
+     * @param result result of dialog working.
      */
     void               ClosedDialogSpline(int result);
     /**
-     * @brief ClosedDialogArc
-     * @param result
+     * @brief ClosedDialogArc actions after closing DialogArc.
+     * @param result result of dialog working..
      */
     void               ClosedDialogArc(int result);
     /**
-     * @brief ClosedDialogSplinePath
-     * @param result
+     * @brief ClosedDialogSplinePath actions after closing DialogSplinePath.
+     * @param result result of dialog working.
      */
     void               ClosedDialogSplinePath(int result);
     /**
-     * @brief ClosedDialogCutSplinePath handler close event tool CutSplinePath
-     * @param result result of working of dialog
+     * @brief ClosedDialogCutSplinePath actions after closing DialogCutSplinePath.
+     * @param result result of dialog working.
      */
     void               ClosedDialogCutSplinePath(int result);
     /**
-     * @brief ClosedDialogPointOfContact
-     * @param result
+     * @brief ClosedDialogPointOfContact actions after closing DialogPointOfContact.
+     * @param result result of dialog working.
      */
     void               ClosedDialogPointOfContact(int result);
     /**
-     * @brief ClosedDialogDetail
-     * @param result
+     * @brief ClosedDialogDetail actions after closing DialogDetail.
+     * @param result result of dialog working.
      */
     void               ClosedDialogDetail(int result);
     /**
-     * @brief ClosedDialogHeight
-     * @param result
+     * @brief ClosedDialogHeight actions after closing DialogHeight.
+     * @param result result of dialog working.
      */
     void               ClosedDialogHeight(int result);
     /**
-     * @brief ClosedDialogTriangle
-     * @param result
+     * @brief ClosedDialogTriangle actions after closing DialogTriangle.
+     * @param result result of dialog working.
      */
     void               ClosedDialogTriangle(int result);
     /**
-     * @brief ClosedDialogPointOfIntersection
-     * @param result
+     * @brief ClosedDialogPointOfIntersection actions after closing DialogPointOfIntersection.
+     * @param result result of dialog working.
      */
     void               ClosedDialogPointOfIntersection(int result);
+    /**
+     * @brief ClosedDialogUnionDetails actions after closing DialogUnionDetails.
+     * @param result result of dialog working.
+     */
     void               ClosedDialogUnionDetails(int result);
     /**
-     * @brief ClosedDialogCutSpline handler close event tool CutSpline
-     * @param result result of working of dialog
+     * @brief ClosedDialogCutSpline actions after closing DialogCutSpline.
+     * @param result result of dialog working.
      */
     void               ClosedDialogCutSpline(int result);
+    /**
+     * @brief ClosedDialogCutArc actions after closing DialogCutArc.
+     * @param result result of dialog working.
+     */
     void               ClosedDialogCutArc(int result);
     /**
-     * @brief About
+     * @brief About show widows about.
      */
     void               About();
     /**
-     * @brief AboutQt
+     * @brief AboutQt show widows aboutQt.
      */
     void               AboutQt();
     /**
-     * @brief ShowToolTip
-     * @param toolTip
+     * @brief ShowToolTip show tools tooltip.
+     * @param toolTip tooltip text.
      */
     void               ShowToolTip(const QString &toolTip);
     /**
-     * @brief tableClosed Слот, що виконується при отриманні сигналу закриття вікна укладання
-     *деталей моделі.
+     * @brief tableClosed handle after close layout window.
      */
     void               tableClosed();
 signals:
     /**
-     * @brief ModelChosen Сигнал, що висилається після розрахунку всіх деталей моделі.
-     * @param listDetails Список детайле моделі.
+     * @brief ModelChosen emit after calculation all details.
+     * @param listDetails list of details.
      */
     void               ModelChosen(QVector<VItem*> listDetails, const QString &fileName);
 protected:
     /**
-     * @brief keyPressEvent
-     * @param event
+     * @brief keyPressEvent handle key press events.
+     * @param event key event.
      */
     virtual void       keyPressEvent ( QKeyEvent * event );
     /**
-     * @brief showEvent
-     * @param event
+     * @brief showEvent handle after show window.
+     * @param event show event.
      */
     virtual void       showEvent( QShowEvent *event );
     /**
-     * @brief closeEvent
-     * @param event
+     * @brief closeEvent handle after close window.
+     * @param event close event.
      */
     virtual void       closeEvent( QCloseEvent * event );
     /**
-     * @brief Clear
+     * @brief Clear reset to default window.
      */
     void               Clear();
 private:
@@ -381,184 +396,145 @@ private:
      */
     VDomDocument      *doc;
     /**
-     * @brief tool
+     * @brief tool current tool
      */
     Tool::Tools        tool;
     /**
-     * @brief currentScene
+     * @brief currentScene pointer to current scene.
      */
     VMainGraphicsScene *currentScene;
     /**
-     * @brief sceneDraw
+     * @brief sceneDraw draw scene.
      */
     VMainGraphicsScene *sceneDraw;
     /**
-     * @brief sceneDetails
+     * @brief sceneDetails details scene.
      */
     VMainGraphicsScene *sceneDetails;
     /**
-     * @brief mouseCoordinate
+     * @brief mouseCoordinate pointer to label who show mouse coordinate.
      */
     QLabel             *mouseCoordinate;
     /**
-     * @brief helpLabel
+     * @brief helpLabel help show tooltip.
      */
     QLabel             *helpLabel;
     /**
-     * @brief view
+     * @brief view show current scene.
      */
     VMainGraphicsView  *view;
     /**
-     * @brief isInitialized
+     * @brief isInitialized true after first show window.
      */
     bool               isInitialized;
-    /**
-     * @brief dialogTable
-     */
     DialogIncrements   *dialogTable;
-    /**
-     * @brief dialogEndLine
-     */
     QSharedPointer<DialogEndLine>             dialogEndLine;
-    /**
-     * @brief dialogLine
-     */
     QSharedPointer<DialogLine>                dialogLine;
-    /**
-     * @brief dialogAlongLine
-     */
     QSharedPointer<DialogAlongLine>           dialogAlongLine;
-    /**
-     * @brief dialogShoulderPoint
-     */
     QSharedPointer<DialogShoulderPoint>       dialogShoulderPoint;
-    /**
-     * @brief dialogNormal
-     */
     QSharedPointer<DialogNormal>              dialogNormal;
-    /**
-     * @brief dialogBisector
-     */
     QSharedPointer<DialogBisector>            dialogBisector;
-    /**
-     * @brief dialogLineIntersect
-     */
     QSharedPointer<DialogLineIntersect>       dialogLineIntersect;
-    /**
-     * @brief dialogSpline
-     */
     QSharedPointer<DialogSpline>              dialogSpline;
-    /**
-     * @brief dialogArc
-     */
     QSharedPointer<DialogArc>                 dialogArc;
-    /**
-     * @brief dialogSplinePath
-     */
     QSharedPointer<DialogSplinePath>          dialogSplinePath;
-    /**
-     * @brief dialogPointOfContact
-     */
     QSharedPointer<DialogPointOfContact>      dialogPointOfContact;
-    /**
-     * @brief dialogDetail
-     */
     QSharedPointer<DialogDetail>              dialogDetail;
-    /**
-     * @brief dialogHeight
-     */
     QSharedPointer<DialogHeight>              dialogHeight;
-    /**
-     * @brief dialogTriangle
-     */
     QSharedPointer<DialogTriangle>            dialogTriangle;
-    /**
-     * @brief dialogPointOfIntersection
-     */
     QSharedPointer<DialogPointOfIntersection> dialogPointOfIntersection;
-    /**
-     * @brief dialogCutSpline pointer to the dialog tool cut spline
-     */
     QSharedPointer<DialogCutSpline>           dialogCutSpline;
-    /**
-     * @brief dialogCutSplinePath pointer to the dialog tool cut spline path
-     */
     QSharedPointer<DialogCutSplinePath>       dialogCutSplinePath;
-    /**
-     * @brief dialogUnionDetails
-     */
     QSharedPointer<DialogUnionDetails>        dialogUnionDetails;
     QSharedPointer<DialogCutArc>              dialogCutArc;
-    /**
-     * @brief dialogHistory
-     */
     DialogHistory      *dialogHistory;
     /**
-     * @brief comboBoxDraws
+     * @brief comboBoxDraws comboc who show name of pattern peaces.
      */
     QComboBox          *comboBoxDraws;
     /**
-     * @brief fileName
+     * @brief fileName name current pattern file.
      */
     QString            fileName;
     /**
-     * @brief changeInFile
+     * @brief changeInFile true if exist change in file.
      */
     bool               changeInFile;
     /**
-     * @brief mode
+     * @brief mode keep current draw mode.
      */
     Draw::Draws        mode;
+    /**
+     * @brief currentDrawIndex save current selected pattern peace.
+     */
     qint32             currentDrawIndex;
+    /**
+     * @brief currentToolBoxIndex save current set of tools.
+     */
     qint32             currentToolBoxIndex;
+    /**
+     * @brief drawMode true if we current draw scene.
+     */
     bool               drawMode;
     /**
-     * @brief ToolBarOption
+     * @brief ToolBarOption enable option toolbar.
      */
     void               ToolBarOption();
     /**
-     * @brief ToolBarDraws
+     * @brief ToolBarDraws enable draw toolbar.
      */
     void               ToolBarDraws();
     /**
-     * @brief CanselTool
+     * @brief CanselTool cansel tool.
      */
     void               CancelTool();
     /**
-     * @brief ArrowTool
+     * @brief ArrowTool enable arrow tool.
      */
     void               ArrowTool();
     /**
-     * @brief SetEnableWidgets
-     * @param enable
+     * @brief SetEnableWidgets enable action button.
+     * @param enable enable value.
      */
     void               SetEnableWidgets(bool enable);
     /**
-     * @brief SetEnableTool
-     * @param enable
+     * @brief SetEnableTool enable button.
+     * @param enable enable value.
      */
     void               SetEnableTool(bool enable);
-    void               SaveCurrentScene();
-    void               RestoreCurrentScene();
     /**
-     *
+     * @brief SaveCurrentScene save scene options before set another.
      */
+    void               SaveCurrentScene();
+    /**
+     * @brief RestoreCurrentScene restore scene options after change.
+     */
+    void               RestoreCurrentScene();
     template <typename Dialog, typename Func>
     /**
-     * @brief SetToolButton
-     * @param checked
-     * @param t
-     * @param cursor
-     * @param toolTip
-     * @param dialog
-     * @param closeDialogSlot
+     * @brief SetToolButton set tool and show dialog.
+     * @param checked true if tool button checked.
+     * @param t tool type.
+     * @param cursor path tool cursor icon.
+     * @param toolTip first tooltipe.
+     * @param dialog pointer to dialog.
+     * @param closeDialogSlot function what handle after close dialog.
      */
     void               SetToolButton(bool checked, Tool::Tools t, const QString &cursor, const QString &toolTip,
                                      QSharedPointer<Dialog> &dialog, Func closeDialogSlot);
     /**
-     * @brief MinimumScrollBar
+     * @brief MinimumScrollBar set scroll bar to minimum.
      */
     void               MinimumScrollBar();
+    /**
+     * @brief ValidatePattern validate pattern file by xsd schema.
+     * @param schema path to schema file.
+     * @param fileName name of pattern file.
+     * @param errorMsg error message.
+     * @param errorLine number error line.
+     * @param errorColumn number error column.
+     * @return true if validation successful.
+     */
     bool ValidatePattern(const QString &schema, const QString &fileName, QString &errorMsg, qint64 &errorLine,
                          qint64 &errorColumn) const;
     template <typename T>
@@ -579,13 +555,13 @@ private:
      */
     void               ClosedDialog(QSharedPointer<Dialog> &dialog, int result);
     /**
-     * @brief SafeSaveing
-     * @param fileName
-     * @return
+     * @brief SafeSaveing safe saving pattern file.
+     * @param fileName pattern file name.
+     * @return true if all is all right.
      */
     bool               SafeSaveing(const QString &fileName)const;
     /**
-     * @brief AutoSavePattern
+     * @brief AutoSavePattern start safe saving.
      */
     void               AutoSavePattern();
 };