From 569b330976cbc70eb386c797e097af82a8bef4e1 Mon Sep 17 00:00:00 2001
From: liufei <demoliu94@163.com>
Date: Wed, 26 May 2021 17:19:04 +0800
Subject: [PATCH] =?UTF-8?q?=E6=B7=BB=E5=8A=A0=E5=8A=9F=E8=83=BD?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 Constant/AppConstant.cs                     |  13 --
 Constant/Constants.cs                       |   6 +
 Control/ConfigWindow.xaml.cs                |   1 +
 Control/IconInfoDialog.xaml.cs              |  24 ++-
 Control/UserControls/SettingControl.xaml    |   2 +-
 Control/UserControls/SettingControl.xaml.cs |  26 ++-
 GeekDesk.csproj                             |  16 +-
 MainWindow.xaml.cs                          |  14 +-
 Util/CommonCode.cs                          |   8 +-
 Util/ImageUtil.cs                           | 183 ++++++++++++++++----
 Util/ShellContextMenu.cs                    |  23 +++
 packages.config                             |   2 +
 12 files changed, 253 insertions(+), 65 deletions(-)
 delete mode 100644 Constant/AppConstant.cs
 create mode 100644 Util/ShellContextMenu.cs

diff --git a/Constant/AppConstant.cs b/Constant/AppConstant.cs
deleted file mode 100644
index 9d0d042..0000000
--- a/Constant/AppConstant.cs
+++ /dev/null
@@ -1,13 +0,0 @@
-using System;
-
-namespace GeekDesk.Constant
-{
-    class AppConstant
-    {
-        private static string APP_DIR = AppDomain.CurrentDomain.BaseDirectory.Trim();
-        /// <summary>
-        /// app数据文件路径
-        /// </summary>
-        public static string DATA_FILE_PATH = APP_DIR + "//Data";  //app数据文件路径
-    }
-}
diff --git a/Constant/Constants.cs b/Constant/Constants.cs
index 6badcf3..3089cf7 100644
--- a/Constant/Constants.cs
+++ b/Constant/Constants.cs
@@ -8,6 +8,12 @@ namespace GeekDesk.Constant
 {
     public class Constants
     {
+        public static string APP_DIR = AppDomain.CurrentDomain.BaseDirectory.Trim();
+        /// <summary>
+        /// app数据文件路径
+        /// </summary>
+        public static string DATA_FILE_PATH = APP_DIR + "//Data";  //app数据文件路径
+
         //默认文件夹图标
         public static string DEFAULT_DIR_IMAGE_BASE64 = "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";
 
diff --git a/Control/ConfigWindow.xaml.cs b/Control/ConfigWindow.xaml.cs
index ed502fe..f38bf96 100644
--- a/Control/ConfigWindow.xaml.cs
+++ b/Control/ConfigWindow.xaml.cs
@@ -46,5 +46,6 @@ namespace GeekDesk.Control
         {
             this.Close();
         }
+
     }
 }
diff --git a/Control/IconInfoDialog.xaml.cs b/Control/IconInfoDialog.xaml.cs
index 862664c..9321217 100644
--- a/Control/IconInfoDialog.xaml.cs
+++ b/Control/IconInfoDialog.xaml.cs
@@ -1,6 +1,7 @@
 using GeekDesk.Util;
 using GeekDesk.ViewModel;
 using Microsoft.Win32;
+using System;
 using System.Windows;
 using System.Windows.Controls;
 using System.Windows.Media.Imaging;
@@ -58,17 +59,24 @@ namespace GeekDesk.Control
         /// <param name="e"></param>
         private void EditImage(object sender, RoutedEventArgs e)
         {
-            OpenFileDialog ofd = new OpenFileDialog
+            try
             {
-                Multiselect = false, //只允许选中单个文件
-                Filter = "所有文件(*.*)|*.*"
-            };
-            if (ofd.ShowDialog() == true)
+                OpenFileDialog ofd = new OpenFileDialog
+                {
+                    Multiselect = false, //只允许选中单个文件
+                    Filter = "所有文件(*.*)|*.*"
+                };
+                if (ofd.ShowDialog() == true)
+                {
+                    IconInfo info = this.DataContext as IconInfo;
+                    info.BitmapImage = ImageUtil.GetBitmapIconByPath(ofd.FileName);
+                    CommonCode.SaveAppData(MainWindow.appData);
+                }
+            } catch (Exception)
             {
-                IconInfo info = this.DataContext as IconInfo;
-                info.BitmapImage = ImageUtil.GetBitmapIconByPath(ofd.FileName);
-                CommonCode.SaveAppData(MainWindow.appData);
+                HandyControl.Controls.Growl.WarningGlobal("修改图标失败,已重置为默认图标!");
             }
+            
         }
     }
 }
diff --git a/Control/UserControls/SettingControl.xaml b/Control/UserControls/SettingControl.xaml
index 261bddf..77d6a68 100644
--- a/Control/UserControls/SettingControl.xaml
+++ b/Control/UserControls/SettingControl.xaml
@@ -61,7 +61,7 @@
         <hc:UniformSpacingPanel Spacing="10" Margin="40,199.5,-40,-189.5" Grid.ColumnSpan="4">
             <TextBlock Text="图片路径:" VerticalAlignment="Center"/>
             <TextBlock Text="{Binding BacImgName}" Width="200" VerticalAlignment="Center"/>
-            <Button Content="修改" Click="Button_Click"/>
+            <Button Content="修改" Click="BGButton_Click"/>
         </hc:UniformSpacingPanel>
         <hc:Divider LineStrokeDashArray="3,3" Margin="30,22,450,119" LineStroke="Black" Grid.ColumnSpan="4"/>
 
diff --git a/Control/UserControls/SettingControl.xaml.cs b/Control/UserControls/SettingControl.xaml.cs
index 0fd5252..5c8c6a3 100644
--- a/Control/UserControls/SettingControl.xaml.cs
+++ b/Control/UserControls/SettingControl.xaml.cs
@@ -1,4 +1,6 @@
 using GeekDesk.Util;
+using GeekDesk.ViewModel;
+using Microsoft.Win32;
 using System;
 using System.Collections.Generic;
 using System.Linq;
@@ -36,8 +38,30 @@ namespace GeekDesk.Control.UserControls
 
         }
 
-        private void Button_Click(object sender, RoutedEventArgs e)
+        /// <summary>
+        /// 修改背景图片
+        /// </summary>
+        /// <param name="sender"></param>
+        /// <param name="e"></param>
+        private void BGButton_Click(object sender, RoutedEventArgs e)
         {
+            AppConfig appConfig = MainWindow.appData.AppConfig;
+
+            try
+            {
+                OpenFileDialog ofd = new OpenFileDialog
+                {
+                    Multiselect = false, //只允许选中单个文件
+                    Filter = "图像文件(*.png, *.jpg)|*.png;*.jpg;*.gif"
+                };
+                if (ofd.ShowDialog() == true)
+                {
+                    appConfig.BitmapImage = ImageUtil.GetBitmapImageByFile(ofd.FileName);
+                }
+            } catch (Exception)
+            {
+                HandyControl.Controls.Growl.WarningGlobal("修改背景失败,已重置为默认背景!");
+            }
 
         }
     }
diff --git a/GeekDesk.csproj b/GeekDesk.csproj
index 532c9a3..ae84a77 100644
--- a/GeekDesk.csproj
+++ b/GeekDesk.csproj
@@ -38,6 +38,9 @@
     <AllowUnsafeBlocks>true</AllowUnsafeBlocks>
   </PropertyGroup>
   <ItemGroup>
+    <Reference Include="Apex.WinForms, Version=1.6.0.0, Culture=neutral, PublicKeyToken=98d06957926c086d, processorArchitecture=MSIL">
+      <HintPath>packages\SharpShellTools.2.2.0.0\lib\Apex.WinForms.dll</HintPath>
+    </Reference>
     <Reference Include="CommonServiceLocator, Version=2.0.6.0, Culture=neutral, PublicKeyToken=489b6accfaf20ef0, processorArchitecture=MSIL">
       <HintPath>packages\CommonServiceLocator.2.0.6\lib\net45\CommonServiceLocator.dll</HintPath>
     </Reference>
@@ -53,12 +56,23 @@
     <Reference Include="HandyControl, Version=3.1.0.0, Culture=neutral, PublicKeyToken=45be8712787a1e5b, processorArchitecture=MSIL">
       <HintPath>packages\HandyControl.3.1.0\lib\net452\HandyControl.dll</HintPath>
     </Reference>
+    <Reference Include="ServerManager, Version=2.2.0.0, Culture=neutral, processorArchitecture=x86">
+      <HintPath>packages\SharpShellTools.2.2.0.0\lib\ServerManager.exe</HintPath>
+    </Reference>
+    <Reference Include="SharpShell, Version=2.2.0.0, Culture=neutral, PublicKeyToken=f14dc899472fe6fb, processorArchitecture=MSIL">
+      <HintPath>packages\SharpShellTools.2.2.0.0\lib\SharpShell.dll</HintPath>
+    </Reference>
+    <Reference Include="srm, Version=2.2.0.0, Culture=neutral, PublicKeyToken=68bd4561cc3495fc, processorArchitecture=MSIL">
+      <HintPath>packages\SharpShellTools.2.2.0.0\lib\srm.exe</HintPath>
+      <Private>True</Private>
+    </Reference>
     <Reference Include="System" />
     <Reference Include="System.Data" />
     <Reference Include="System.Drawing" />
     <Reference Include="System.Drawing.Common, Version=4.0.0.2, Culture=neutral, PublicKeyToken=cc7b13ffcd2ddd51, processorArchitecture=MSIL">
       <HintPath>packages\System.Drawing.Common.6.0.0-preview.3.21201.4\lib\net461\System.Drawing.Common.dll</HintPath>
     </Reference>
+    <Reference Include="System.Windows.Forms" />
     <Reference Include="System.Windows.Interactivity, Version=4.5.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35, processorArchitecture=MSIL">
       <HintPath>packages\MvvmLightLibs.5.4.1.1\lib\net45\System.Windows.Interactivity.dll</HintPath>
     </Reference>
@@ -82,7 +96,6 @@
     </ApplicationDefinition>
     <Compile Include="Command\DelegateCommand.cs" />
     <Compile Include="Command\DelegateCommandBase.cs" />
-    <Compile Include="Constant\AppConstant.cs" />
     <Compile Include="Constant\AppHideType.cs" />
     <Compile Include="Constant\Constants.cs" />
     <Compile Include="Constant\DefaultConstant.cs" />
@@ -113,6 +126,7 @@
     <Compile Include="Util\MouseUtil.cs" />
     <Compile Include="Util\MouseUtilities.cs" />
     <Compile Include="Util\ScreenUtil.cs" />
+    <Compile Include="Util\ShellContextMenu.cs" />
     <Compile Include="Util\SystemIcon.cs" />
     <Compile Include="ViewModel\AppConfig.cs" />
     <Compile Include="ViewModel\AppData.cs" />
diff --git a/MainWindow.xaml.cs b/MainWindow.xaml.cs
index ba248a7..1d1cdb2 100644
--- a/MainWindow.xaml.cs
+++ b/MainWindow.xaml.cs
@@ -3,15 +3,16 @@ using GeekDesk.Constant;
 using GeekDesk.Control;
 using GeekDesk.Util;
 using GeekDesk.ViewModel;
+using SharpShell.SharpContextMenu;
 using System;
 using System.Collections.ObjectModel;
 using System.Diagnostics;
-using System.Drawing.Imaging;
+using System.Drawing;
 using System.IO;
 using System.Windows;
 using System.Windows.Controls;
 using System.Windows.Input;
-
+using System.Windows.Media;
 
 namespace GeekDesk
 {
@@ -216,7 +217,7 @@ namespace GeekDesk
                 p.Start();
                 icon.Count++;
             } catch (Exception)
-            {
+            { 
                 HandyControl.Controls.Growl.WarningGlobal("程序启动失败(不支持的启动方式)!");
             }
         }
@@ -446,7 +447,7 @@ namespace GeekDesk
         private void ShowAppAndFollowMouse()
         {
             //获取鼠标位置
-            Point p = MouseUtil.GetMousePosition();
+            System.Windows.Point p = MouseUtil.GetMousePosition();
             double left = SystemParameters.VirtualScreenLeft;
             double top = SystemParameters.VirtualScreenTop;
             double width = SystemParameters.VirtualScreenWidth;
@@ -550,7 +551,10 @@ namespace GeekDesk
 
         private void MenuItem_Click(object sender, RoutedEventArgs e)
         {
-
+            IconInfo icon = (IconInfo)((MenuItem)sender).Tag;
+            System.Diagnostics.ProcessStartInfo psi = new System.Diagnostics.ProcessStartInfo("Explorer.exe");
+            psi.Arguments = "/e,/select," + icon.Path;
+            System.Diagnostics.Process.Start(psi);
         }
 
         /// <summary>
diff --git a/Util/CommonCode.cs b/Util/CommonCode.cs
index 5da8c9d..c2e8d5e 100644
--- a/Util/CommonCode.cs
+++ b/Util/CommonCode.cs
@@ -18,16 +18,16 @@ namespace GeekDesk.Util
         public static AppData GetAppDataByFile()
         {
             AppData appData;
-            if (!File.Exists(AppConstant.DATA_FILE_PATH))
+            if (!File.Exists(Constants.DATA_FILE_PATH))
             {
-                using (FileStream fs = File.Create(AppConstant.DATA_FILE_PATH)) { }
+                using (FileStream fs = File.Create(Constants.DATA_FILE_PATH)) { }
                 appData = new AppData();
                 SaveAppData(appData);
 
             }
             else
             {
-                using (FileStream fs = new FileStream(AppConstant.DATA_FILE_PATH, FileMode.Open))
+                using (FileStream fs = new FileStream(Constants.DATA_FILE_PATH, FileMode.Open))
                 {
                     BinaryFormatter bf = new BinaryFormatter();
                     appData = bf.Deserialize(fs) as AppData;
@@ -43,7 +43,7 @@ namespace GeekDesk.Util
         public static void SaveAppData(AppData appData)
         {
 
-            using (FileStream fs = new FileStream(AppConstant.DATA_FILE_PATH, FileMode.Create))
+            using (FileStream fs = new FileStream(Constants.DATA_FILE_PATH, FileMode.Create))
             {
                 BinaryFormatter bf = new BinaryFormatter();
                 bf.Serialize(fs, appData);
diff --git a/Util/ImageUtil.cs b/Util/ImageUtil.cs
index 58e7410..8cf4c93 100644
--- a/Util/ImageUtil.cs
+++ b/Util/ImageUtil.cs
@@ -1,8 +1,11 @@
 using GeekDesk.Constant;
 using System;
 using System.Drawing;
+using System.Drawing.Drawing2D;
 using System.Drawing.Imaging;
 using System.IO;
+using System.Windows;
+using System.Windows.Interop;
 using System.Windows.Media.Imaging;
 
 namespace GeekDesk.Util
@@ -66,7 +69,7 @@ namespace GeekDesk.Util
             {
                 if (IsImage(filePath)) {
                     //图片
-                    return GetThumbnail(filePath, 256, 256);
+                    return GetThumbnailByFile(filePath, 256, 256);
                 } else
                 { //其它文件
                     return FileIcon.GetBitmapImage(filePath);
@@ -86,47 +89,128 @@ namespace GeekDesk.Util
         /// <param name="lnWidth">缩略图的宽度</param>
         /// <param name="lnHeight">缩略图的高度</param>
         /// <returns></returns>
-        public static BitmapImage GetThumbnail(string lcFilename, int lnWidth, int lnHeight)
+        //public static BitmapImage GetThumbnail(string lcFilename, int lnWidth, int lnHeight)
+        //{
+        //    Bitmap bmpOut = null;
+        //    try
+        //    {
+        //        Bitmap loBMP = new Bitmap(lcFilename);
+        //        ImageFormat loFormat = loBMP.RawFormat;
+
+        //        decimal lnRatio;
+        //        int lnNewWidth = 0;
+        //        int lnNewHeight = 0;
+
+        //        //如果图像小于缩略图直接返回原图，因为upfront
+        //        if (loBMP.Width < lnWidth && loBMP.Height < lnHeight)
+        //            return BitmapToBitmapImage(loBMP);
+        //        if (loBMP.Width > loBMP.Height)
+        //        {
+        //            lnRatio = (decimal)lnWidth / loBMP.Width;
+        //            lnNewWidth = lnWidth;
+        //            decimal lnTemp = loBMP.Height * lnRatio;
+        //            lnNewHeight = (int)lnTemp;
+        //        }
+        //        else
+        //        {
+        //            lnRatio = (decimal)lnHeight / loBMP.Height;
+        //            lnNewHeight = lnHeight;
+        //            decimal lnTemp = loBMP.Width * lnRatio;
+        //            lnNewWidth = (int)lnTemp;
+        //        }
+        //        bmpOut = new Bitmap(lnNewWidth, lnNewHeight);
+        //        Graphics g = Graphics.FromImage(bmpOut);
+        //        g.InterpolationMode = System.Drawing.Drawing2D.InterpolationMode.HighQualityBicubic;
+        //        g.FillRectangle(Brushes.White, 0, 0, lnNewWidth, lnNewHeight);
+        //        g.DrawImage(loBMP, 0, 0, lnNewWidth, lnNewHeight);
+        //        loBMP.Dispose();
+        //    }
+        //    catch (Exception e)
+        //    {
+        //        return Base64ToBitmapImage(Constants.DEFAULT_IMG_IMAGE_BASE64);
+        //    }
+        //    return BitmapToBitmapImage(bmpOut);
+        //}
+
+        public static BitmapImage GetThumbnailByFile(string filePath, int tWidth, int tHeight)
         {
-            Bitmap bmpOut = null;
+
             try
             {
-                Bitmap loBMP = new Bitmap(lcFilename);
-                ImageFormat loFormat = loBMP.RawFormat;
-
-                decimal lnRatio;
-                int lnNewWidth = 0;
-                int lnNewHeight = 0;
-
-                //如果图像小于缩略图直接返回原图，因为upfront
-                if (loBMP.Width < lnWidth && loBMP.Height < lnHeight)
-                    return BitmapToBitmapImage(bmpOut);
-                if (loBMP.Width > loBMP.Height)
+                Image img = Image.FromFile(filePath);
+                if (img.Width <= tWidth && img.Height <= tHeight)
                 {
-                    lnRatio = (decimal)lnWidth / loBMP.Width;
-                    lnNewWidth = lnWidth;
-                    decimal lnTemp = loBMP.Height * lnRatio;
-                    lnNewHeight = (int)lnTemp;
+                    return GetBitmapImageByFile(filePath);
                 }
                 else
                 {
-                    lnRatio = (decimal)lnHeight / loBMP.Height;
-                    lnNewHeight = lnHeight;
-                    decimal lnTemp = loBMP.Width * lnRatio;
-                    lnNewWidth = (int)lnTemp;
+                    Bitmap loBMP = new Bitmap(filePath);
+                    ImageFormat loFormat = loBMP.RawFormat;
+
+                    decimal lnRatio;
+                    int lnNewWidth;
+                    int lnNewHeight;
+                    if (loBMP.Width > loBMP.Height)
+                    {
+                        lnRatio = (decimal)tWidth / loBMP.Width;
+                        lnNewWidth = tWidth;
+                        decimal lnTemp = loBMP.Height * lnRatio;
+                        lnNewHeight = (int)lnTemp;
+                    }
+                    else
+                    {
+                        lnRatio = (decimal)tHeight / loBMP.Height;
+                        lnNewHeight = tHeight;
+                        decimal lnTemp = loBMP.Width * lnRatio;
+                        lnNewWidth = (int)lnTemp;
+                    }
+                    Bitmap bmpOut = new Bitmap(lnNewWidth, lnNewHeight);
+                    Graphics g = Graphics.FromImage(bmpOut);
+                    g.InterpolationMode = System.Drawing.Drawing2D.InterpolationMode.HighQualityBicubic;
+                    g.FillRectangle(Brushes.White, 0, 0, lnNewWidth, lnNewHeight);
+                    g.DrawImage(loBMP, 0, 0, lnNewWidth, lnNewHeight);
+                    loBMP.Dispose();
+                    string tempPath = Constants.APP_DIR + "\\temp";
+                    if (File.Exists(tempPath))
+                    {
+                        File.Delete(tempPath);
+                    }
+                    bmpOut.Save(tempPath, loFormat);
+                    BitmapImage bm = GetBitmapImageByFile(tempPath);
+                    File.Delete(tempPath);
+                    return bm;
                 }
-                bmpOut = new Bitmap(lnNewWidth, lnNewHeight);
-                Graphics g = Graphics.FromImage(bmpOut);
-                g.InterpolationMode = System.Drawing.Drawing2D.InterpolationMode.HighQualityBicubic;
-                g.FillRectangle(Brushes.White, 0, 0, lnNewWidth, lnNewHeight);
-                g.DrawImage(loBMP, 0, 0, lnNewWidth, lnNewHeight);
-                loBMP.Dispose();
             }
-            catch
+            catch (Exception)
             {
                 return Base64ToBitmapImage(Constants.DEFAULT_IMG_IMAGE_BASE64);
             }
-            return BitmapToBitmapImage(bmpOut);
+            
+        }
+
+
+        public static BitmapImage GetBitmapImageByFile(string filePath)
+        {
+            BitmapImage bmImg = new BitmapImage();
+            bmImg.BeginInit();
+            bmImg.CacheOption = BitmapCacheOption.OnLoad;
+            using (FileStream fs = new FileStream(filePath, FileMode.Open, FileAccess.Read))
+            {
+                bmImg.StreamSource = fs;
+                bmImg.EndInit();
+            }
+            return bmImg;
+        }
+
+        public static BitmapImage MemoryStremToBitMapImage(MemoryStream ms)
+        {
+            BitmapImage bi = new BitmapImage();
+            bi.BeginInit();
+            bi.StreamSource = ms;
+            bi.CacheOption = BitmapCacheOption.OnLoad;
+            bi.EndInit();
+            bi.Freeze();
+            return bi;
         }
 
 
@@ -135,12 +219,24 @@ namespace GeekDesk.Util
         /// </summary>
         /// <param name="bitmap"></param>
         /// <returns></returns>
-        private static BitmapImage BitmapToBitmapImage(Bitmap bitmap)
+        public static BitmapImage BitmapToBitmapImage(Bitmap bitmap)
+        {
+            return BitmapToBitmapImage(bitmap, null);
+        }
+
+        public static BitmapImage BitmapToBitmapImage(Image bitmap, ImageFormat format)
         {
             BitmapImage bitmapImage = new BitmapImage();
             using (MemoryStream ms = new MemoryStream())
             {
-                bitmap.Save(ms, bitmap.RawFormat);
+                if (format == null)
+                {
+                    bitmap.Save(ms, bitmap.RawFormat);
+                }
+                else
+                {
+                    bitmap.Save(ms, format);
+                }
                 bitmapImage.BeginInit();
                 bitmapImage.StreamSource = ms;
                 bitmapImage.CacheOption = BitmapCacheOption.OnLoad;
@@ -150,6 +246,29 @@ namespace GeekDesk.Util
             return bitmapImage;
         }
 
+        [System.Runtime.InteropServices.DllImport("gdi32.dll")]
+        public static extern bool DeleteObject(IntPtr hObject);
+
+        public static BitmapImage Bitmap2BitmapImage(Bitmap bitmap)
+        {
+            IntPtr hBitmap = bitmap.GetHbitmap();
+            BitmapImage retval;
+            try
+            {
+                retval = (BitmapImage)Imaging.CreateBitmapSourceFromHBitmap(
+                             hBitmap,
+                             IntPtr.Zero,
+                             Int32Rect.Empty,
+                             BitmapSizeOptions.FromEmptyOptions());
+            }
+            finally
+            {
+                DeleteObject(hBitmap);
+            }
+            return retval;
+        }
+
+
         /// <summary>
         /// 图片文件转base64
         /// </summary>
diff --git a/Util/ShellContextMenu.cs b/Util/ShellContextMenu.cs
new file mode 100644
index 0000000..d4067f6
--- /dev/null
+++ b/Util/ShellContextMenu.cs
@@ -0,0 +1,23 @@
+using SharpShell.SharpContextMenu;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using System.Windows.Forms;
+
+namespace GeekDesk.Util
+{
+    class ShellContextMenu : SharpContextMenu
+    {
+        protected override bool CanShowMenu()
+        {
+            throw new NotImplementedException();
+        }
+
+        protected override ContextMenuStrip CreateMenu()
+        {
+            throw new NotImplementedException();
+        }
+    }
+}
diff --git a/packages.config b/packages.config
index 9b33ab1..a284de5 100644
--- a/packages.config
+++ b/packages.config
@@ -3,5 +3,7 @@
   <package id="CommonServiceLocator" version="2.0.6" targetFramework="net452" requireReinstallation="true" />
   <package id="HandyControl" version="3.1.0" targetFramework="net452" requireReinstallation="true" />
   <package id="MvvmLightLibs" version="5.4.1.1" targetFramework="net472" />
+  <package id="SharpShell" version="2.7.2" targetFramework="net472" />
+  <package id="SharpShellTools" version="2.2.0.0" targetFramework="net472" />
   <package id="System.Drawing.Common" version="6.0.0-preview.3.21201.4" targetFramework="net472" />
 </packages>
\ No newline at end of file