diff --git a/src/Interface/RibbonController.cs b/src/Interface/RibbonController.cs
index bc038d1..7a58c7c 100644
--- a/src/Interface/RibbonController.cs
+++ b/src/Interface/RibbonController.cs
@@ -20,11 +20,11 @@ namespace RehauSku.Interface
         <tabs>
           <tab id='rau' label='REHAU'>
             <group id='priceList' label='Прайс-лист'>
-                <button id='exportToPrice' getEnabled='GetExportEnabled' label='Экспорт в новый файл' size='normal' imageMso='PivotExportToExcel' onAction='OnExportPressed'/> 
-                <button id='convertPrice' getEnabled='GetConvertEnabled' label='Актуализировать' size='normal' imageMso='FileUpdate' onAction='OnConvertPressed'/> 
+                <button id='exportToPrice' getEnabled='GetExportEnabled' label='Экспорт в новый файл' size='normal' imageMso='PivotExportToExcel' onAction='OnToolPressed'/> 
+                <button id='convertPrice' getEnabled='GetConvertEnabled' label='Актуализировать' size='normal' imageMso='FileUpdate' onAction='OnToolPressed'/> 
                 <menu id='conjoinMenu' label='Объединить' imageMso='Copy'>
-                    <button id='mergeFiles' label='Сложить' onAction='OnMergePressed'/>    
-                    <button id='combineFiles' label='По колонкам' onAction='OnCombinePressed'/>   
+                    <button id='mergeFiles' label='Сложить' onAction='OnToolPressed'/>    
+                    <button id='combineFiles' label='По колонкам' onAction='OnToolPressed'/>   
                 </menu>
             </group>
             <group id='rausettings' label='Настройки'>
@@ -48,30 +48,50 @@ namespace RehauSku.Interface
                 ribbonUi.InvalidateControl(id);
             }
         }
-
-        public void OnMergePressed(IRibbonControl control)
+        public void OnSetPricePressed(IRibbonControl control)
         {
-            MergeTool mergeTool = new MergeTool();
-            string[] files = Dialog.GetMultiplyFiles();
+            string path = Dialog.GetFilePath();
 
-            if (files != null)
+            if (!string.IsNullOrEmpty(path))
             {
-                mergeTool.SourceFiles = SourcePriceList.GetSourceLists(files);
-                mergeTool.OpenNewPrice();
-                mergeTool.FillTarget();
+                RegistryUtil.PriceListPath = path;
             }
         }
 
-        public void OnCombinePressed(IRibbonControl control)
+        public void OnToolPressed(IRibbonControl control)
         {
-            CombineTool combineTool = new CombineTool();
-            string[] files = Dialog.GetMultiplyFiles();
-
-            if (files != null)
+            try
             {
-                combineTool.SourceFiles = SourcePriceList.GetSourceLists(files);
-                combineTool.OpenNewPrice();
-                combineTool.FillTarget();
+                AbstractTool tool;
+                switch (control.Id)
+                {
+                    case "exportToPrice":
+                        tool = new ExportTool();
+                        break;
+                    case "convertPrice":
+                        tool = new ConvertTool();
+                        break;
+                    case "mergeFiles":
+                        tool = new MergeTool();
+                        break;
+                    case "combineFiles":
+                        tool = new CombineTool();
+                        break;
+                    default:
+                        throw new Exception("Неизвестный инструмент");
+                }
+
+                tool.OpenNewPrice();
+                tool.FillTarget();
+            }
+
+            catch (Exception exception)
+            {
+                MessageBox.Show(exception.Message,
+                    "Ошибка",
+                    MessageBoxButtons.OK,
+                    MessageBoxIcon.Information);
+                return;
             }
         }
 
@@ -87,25 +107,6 @@ namespace RehauSku.Interface
             }
         }
 
-        public void OnExportPressed(IRibbonControl control)
-        {
-            try
-            {
-                ExportTool exportTool = new ExportTool();
-                exportTool.OpenNewPrice();
-                exportTool.FillTarget();
-            }
-
-            catch (Exception ex)
-            {
-                MessageBox.Show(ex.Message,
-                    "Ошибка",
-                    MessageBoxButtons.OK,
-                    MessageBoxIcon.Information);
-                return;
-            }
-        }
-
         public bool GetExportEnabled(IRibbonControl control)
         {
             if (AddIn.Excel.ActiveWorkbook == null)
@@ -117,24 +118,5 @@ namespace RehauSku.Interface
                 return selection.Columns.Count == 2;
             }
         }
-
-        public void OnConvertPressed(IRibbonControl control)
-        {
-            ConvertTool convertTool = new ConvertTool();
-
-            convertTool.GetCurrent();
-            convertTool.OpenNewPrice();
-            convertTool.FillTarget();
-        }
-
-        public void OnSetPricePressed(IRibbonControl control)
-        {
-            string path = Dialog.GetFilePath();
-
-            if (!string.IsNullOrEmpty(path))
-            {
-                RegistryUtil.PriceListPath = path;
-            }
-        }
     }
 }
diff --git a/src/PriceListTools/AbstractTool.cs b/src/PriceListTools/AbstractTool.cs
index 68c5250..af60d0d 100644
--- a/src/PriceListTools/AbstractTool.cs
+++ b/src/PriceListTools/AbstractTool.cs
@@ -4,7 +4,6 @@ using RehauSku.Interface;
 using System;
 using System.Collections.Generic;
 using System.Linq;
-using System.Windows.Forms;
 using Application = Microsoft.Office.Interop.Excel.Application;
 using ProgressBar = RehauSku.Interface.ProgressBar;
 
@@ -12,10 +11,12 @@ namespace RehauSku.PriceListTools
 {
     internal abstract class AbstractTool
     {
-        protected private Application ExcelApp = (Application)ExcelDnaUtil.Application;
-        protected private TargetPriceList TargetFile;
-        protected private ResultBar ResultBar { get; set; }
-        protected private ProgressBar ProgressBar { get; set; }
+        protected Application ExcelApp = (Application)ExcelDnaUtil.Application;
+        protected TargetPriceList TargetFile { get; set; }
+        protected ResultBar ResultBar { get; set; }
+        protected ProgressBar ProgressBar { get; set; }
+
+        public abstract void FillTarget();
 
         public void OpenNewPrice()
         {
@@ -23,12 +24,6 @@ namespace RehauSku.PriceListTools
                 .Cast<Workbook>()
                 .FirstOrDefault(w => w.FullName == RegistryUtil.PriceListPath) != null)
             {
-                MessageBox.Show
-                    ("Шаблонный файл редактируется в другом месте",
-                    "Ошибка открытия шаблонного прайс-листа",
-                    MessageBoxButtons.OK,
-                    MessageBoxIcon.Information);
-
                 throw new ArgumentException("Шаблонный файл редактируется в другом месте");
             }
 
@@ -41,12 +36,6 @@ namespace RehauSku.PriceListTools
 
             catch (Exception exception)
             {
-                MessageBox.Show
-                    (exception.Message,
-                    "Ошибка открытия шаблонного прайс-листа",
-                    MessageBoxButtons.OK,
-                    MessageBoxIcon.Information);
-
                 if (wb != null)
                 {
                     wb.Close();
@@ -56,7 +45,7 @@ namespace RehauSku.PriceListTools
             }
         }
 
-        protected private void FillPositionAmountToColumns(KeyValuePair<Position, double> positionAmount, params int[] columns)
+        protected void FillPositionAmountToColumns(KeyValuePair<Position, double> positionAmount, params int[] columns)
         {
             int? row = GetPositionRow(TargetFile.skuCell.EntireColumn, positionAmount.Key.Sku, positionAmount.Key.Group);
 
@@ -108,7 +97,7 @@ namespace RehauSku.PriceListTools
             ResultBar.IncrementNotFound();
         }
 
-        protected private void FillMissing(KeyValuePair<Position, double> positionAmount, params int[] columns)
+        protected void FillMissing(KeyValuePair<Position, double> positionAmount, params int[] columns)
         {
             int row = TargetFile.Sheet.Cells[TargetFile.Sheet.Rows.Count, TargetFile.skuCell.Column]
                 .End[XlDirection.xlUp]
@@ -145,7 +134,7 @@ namespace RehauSku.PriceListTools
             }
         }
 
-        protected private int? GetPositionRow(Range range, string sku, string group)
+        protected int? GetPositionRow(Range range, string sku, string group)
         {
             Range found = range.Find(sku);
             string foundGroupValue;
@@ -175,7 +164,7 @@ namespace RehauSku.PriceListTools
             }
         }
 
-        protected private void FilterByAmount()
+        protected void FilterByAmount()
         {
             AutoFilter filter = TargetFile.Sheet.AutoFilter;
             int startColumn = filter.Range.Column;
diff --git a/src/PriceListTools/CombineTool.cs b/src/PriceListTools/CombineTool.cs
index af9378c..e3cb83e 100644
--- a/src/PriceListTools/CombineTool.cs
+++ b/src/PriceListTools/CombineTool.cs
@@ -1,15 +1,32 @@
 using Microsoft.Office.Interop.Excel;
-using System.Collections.Generic;
 using RehauSku.Interface;
+using System;
+using System.Collections.Generic;
 using System.Linq;
+using Dialog = RehauSku.Interface.Dialog;
 
 namespace RehauSku.PriceListTools
 {
     internal class CombineTool : AbstractTool
     {
-        public List<SourcePriceList> SourceFiles;
+        private List<SourcePriceList> SourceFiles { get; set; }
 
-        public void FillTarget()
+        public CombineTool()
+        {
+            string[] files = Dialog.GetMultiplyFiles();
+
+            if (files != null)
+            {
+                SourceFiles = SourcePriceList.GetSourceLists(files);
+            }
+
+            else
+            {
+                throw new Exception("Не выбраны файлы");
+            }
+        }
+
+        public override void FillTarget()
         {
             ProgressBar = new ProgressBar("Заполняю строки...", SourceFiles.Sum(file => file.PositionAmount.Count));
             ResultBar = new ResultBar();
diff --git a/src/PriceListTools/ConvertTool.cs b/src/PriceListTools/ConvertTool.cs
index d13c803..fc5850f 100644
--- a/src/PriceListTools/ConvertTool.cs
+++ b/src/PriceListTools/ConvertTool.cs
@@ -5,27 +5,14 @@ namespace RehauSku.PriceListTools
 {
     internal class ConvertTool : AbstractTool
     {
-        private SourcePriceList Current;
+        private SourcePriceList Current { get; set; }
 
-        public void GetCurrent()
+        public ConvertTool()
         {
-            try
-            {
-                Current = new SourcePriceList(ExcelApp.ActiveWorkbook);
-            }
-
-            catch (Exception exception)
-            {
-                System.Windows.Forms.MessageBox.Show
-                    (exception.Message,
-                    "Ошибка распознавания",
-                    System.Windows.Forms.MessageBoxButtons.OK,
-                    System.Windows.Forms.MessageBoxIcon.Information);
-                throw exception;
-            }
+            Current = new SourcePriceList(ExcelApp.ActiveWorkbook);
         }
 
-        public void FillTarget()
+        public override void FillTarget()
         {
             ProgressBar = new ProgressBar("Заполняю строки...", Current.PositionAmount.Count);
             ResultBar = new ResultBar();
diff --git a/src/PriceListTools/ExportTool.cs b/src/PriceListTools/ExportTool.cs
index f341671..acc6515 100644
--- a/src/PriceListTools/ExportTool.cs
+++ b/src/PriceListTools/ExportTool.cs
@@ -13,11 +13,16 @@ namespace RehauSku.PriceListTools
         public ExportTool()
         {
             Selection = ExcelApp.Selection;
+            GetSelected();
+
+            if (PositionAmount.Count == 0)
+            {
+                throw new Exception("В выделенном диапазоне не найдены позиции для экспорта");
+            }
         }
 
-        public void FillTarget()
+        public override void FillTarget()
         {
-            GetSelected();
             ProgressBar = new ProgressBar("Заполняю строки...", PositionAmount.Count);
             ResultBar = new ResultBar();
             
diff --git a/src/PriceListTools/MergeTool.cs b/src/PriceListTools/MergeTool.cs
index 0e3f1dc..77732bf 100644
--- a/src/PriceListTools/MergeTool.cs
+++ b/src/PriceListTools/MergeTool.cs
@@ -1,4 +1,5 @@
 using RehauSku.Interface;
+using System;
 using System.Collections.Generic;
 using System.Linq;
 
@@ -6,9 +7,24 @@ namespace RehauSku.PriceListTools
 {
     internal class MergeTool : AbstractTool
     {
-        public List<SourcePriceList> SourceFiles;
+        private List<SourcePriceList> SourceFiles { get; set; }
 
-        public void FillTarget()
+        public MergeTool()
+        {
+            string[] files = Dialog.GetMultiplyFiles();
+
+            if (files != null)
+            {
+                SourceFiles = SourcePriceList.GetSourceLists(files);
+            }
+
+            else
+            {
+                throw new Exception("Не выбраны файлы");
+            }
+        }
+
+        public override void FillTarget()
         {
             ProgressBar = new ProgressBar("Заполняю строки...", SourceFiles.Sum(x => x.PositionAmount.Count));
             ResultBar = new ResultBar();