串口设置界面创建，链接和断开指令添加，下拉框绑定枚举

ModbusDemo/App.xaml.cs

@@ -4,6 +4,8 @@ using Prism.DryIoc;
 using Prism.Ioc;
 using System.Configuration;
 using System.Data;
+using System.DirectoryServices;
+using System.IO.Ports;
 using System.Windows;
 
 namespace ModbusDemo
@@ -35,7 +37,27 @@ namespace ModbusDemo
             containerRegistry.RegisterForNavigation<RegisterUC, RegisterUCViewModel>();
             //将寄存器操作页面和寄存器操作页面的VM结合起来
             containerRegistry.RegisterForNavigation<SettingsUC, SettingsUCViewModel>();
+            //将窗口注册为全局唯一的单例
+            containerRegistry.RegisterSingleton<SerialPort>();
         }
+        /// <summary>
+        /// 程序打开默认是设置界面，来设置串口的各个东西
+        /// </summary>
+        protected override void OnInitialized()
+        {
+            MainWindowViewModel mainWindowViewModel = App.Current.MainWindow.DataContext as MainWindowViewModel;
+            mainWindowViewModel!.DefultNaigation();
+            base.OnInitialized();
+        }
+
+
+
+        //private SerialPort CreateSerialPort()
+        //{
+        //    SerialPort serialPort = new SerialPort();
+         
+        //    return serialPort;
+        //}
     }
 
 }

ModbusDemo/Extension/EnumBindingSourceExtension.cs

@@ -0,0 +1,56 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using System.Windows.Markup;
+
+namespace ModbusDemo.Extension
+{
+    class EnumBindingSourceExtension : MarkupExtension
+    {
+        private Type _enumType;
+
+        public Type EnumType
+        {
+            get => _enumType;
+            set
+            {
+                if (value != _enumType)
+                {
+                    if (value != null)
+                    {
+                        Type enumType = Nullable.GetUnderlyingType(value) ?? value;
+                        if (!enumType.IsEnum)
+                            throw new ArgumentException("Type must be for an Enum.");
+                    }
+
+                    _enumType = value;
+                }
+            }
+        }
+
+        public EnumBindingSourceExtension() { }
+
+        public EnumBindingSourceExtension(Type enumType)
+        {
+            EnumType = enumType;
+        }
+
+        public override object ProvideValue(IServiceProvider serviceProvider)
+        {
+            if (_enumType == null)
+                throw new InvalidOperationException("The EnumType must be specified.");
+
+            var actualEnumType = Nullable.GetUnderlyingType(_enumType) ?? _enumType;
+            var enumValues = Enum.GetValues(actualEnumType);
+
+            if (actualEnumType == _enumType)
+                return enumValues;
+
+            var tempArray = Array.CreateInstance(actualEnumType, enumValues.Length + 1);
+            enumValues.CopyTo(tempArray, 1);
+            return tempArray;
+        }
+    }
+}

ModbusDemo/MainWindow.xaml

@@ -11,8 +11,9 @@
     xmlns:viewmodel="clr-namespace:ModbusDemo.VIewModel" 
     d:DataContext="{d:DesignInstance Type=viewmodel:MainWindowViewModel,IsDesignTimeCreatable=True}"
     Title="MainWindow"
-    Width="1000"
+    Width="900"
     Height="600"
+    WindowStartupLocation="CenterScreen"
     mc:Ignorable="d">
     <WindowChrome.WindowChrome>
         <WindowChrome GlassFrameThickness="-1"></WindowChrome>
@@ -36,10 +37,10 @@
                         </i:Interaction.Triggers>
                         <ListBox.ItemTemplate>
                             <DataTemplate>
-                                <StackPanel Orientation="Horizontal" Background="Transparent">
-                                    <md:PackIcon Margin="15,0" HorizontalAlignment="Center" VerticalAlignment="Center" Kind="{Binding Icon}">
+                                <StackPanel Orientation="Horizontal" Background="Transparent" >
+                                    <md:PackIcon Margin="15,0" HorizontalAlignment="Center" VerticalAlignment="Center" Kind="{Binding Icon}" FontSize="20">
                                     </md:PackIcon>
-                                    <TextBlock HorizontalAlignment="Center" VerticalAlignment="Center" Text="{Binding MenuName}">
+                                    <TextBlock HorizontalAlignment="Center" VerticalAlignment="Center" Text="{Binding MenuName}" FontSize="20">
                                     </TextBlock>
                                 </StackPanel>
                             </DataTemplate>

ModbusDemo/ModbusDemo.csproj

@@ -11,6 +11,7 @@
   <ItemGroup>
     <PackageReference Include="MaterialDesignThemes" Version="5.2.1" />
     <PackageReference Include="Prism.DryIoc" Version="8.1.97" />
+    <PackageReference Include="System.IO.Ports" Version="9.0.7" />
   </ItemGroup>
 
 </Project>

ModbusDemo/Uitls/CRCUitl.cs

@@ -0,0 +1,81 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace ModbusDemo.Uitls
+{
+    public static class CRCUitl
+    {
+
+        private static readonly byte[] aucCRCHi = {
+             0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41, 0x01, 0xC0, 0x80, 0x41,
+             0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41, 0x00, 0xC1, 0x81, 0x40,
+             0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41, 0x01, 0xC0, 0x80, 0x41,
+             0x00, 0xC1, 0x81, 0x40, 0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41,
+             0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41, 0x01, 0xC0, 0x80, 0x41,
+             0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41, 0x00, 0xC1, 0x81, 0x40,
+             0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41, 0x00, 0xC1, 0x81, 0x40,
+             0x01, 0xC0, 0x80, 0x41, 0x01, 0xC0, 0x80, 0x41, 0x00, 0xC1, 0x81, 0x40,
+             0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41, 0x01, 0xC0, 0x80, 0x41,
+             0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41, 0x00, 0xC1, 0x81, 0x40,
+             0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41, 0x01, 0xC0, 0x80, 0x41,
+             0x00, 0xC1, 0x81, 0x40, 0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41,
+             0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41, 0x01, 0xC0, 0x80, 0x41,
+             0x00, 0xC1, 0x81, 0x40, 0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41,
+             0x01, 0xC0, 0x80, 0x41, 0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41,
+             0x00, 0xC1, 0x81, 0x40, 0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41,
+             0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41, 0x01, 0xC0, 0x80, 0x41,
+             0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41, 0x00, 0xC1, 0x81, 0x40,
+             0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41, 0x01, 0xC0, 0x80, 0x41,
+             0x00, 0xC1, 0x81, 0x40, 0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41,
+             0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41, 0x01, 0xC0, 0x80, 0x41,
+             0x00, 0xC1, 0x81, 0x40
+         };
+        private static readonly byte[] aucCRCLo = {
+             0x00, 0xC0, 0xC1, 0x01, 0xC3, 0x03, 0x02, 0xC2, 0xC6, 0x06, 0x07, 0xC7,
+             0x05, 0xC5, 0xC4, 0x04, 0xCC, 0x0C, 0x0D, 0xCD, 0x0F, 0xCF, 0xCE, 0x0E,
+             0x0A, 0xCA, 0xCB, 0x0B, 0xC9, 0x09, 0x08, 0xC8, 0xD8, 0x18, 0x19, 0xD9,
+             0x1B, 0xDB, 0xDA, 0x1A, 0x1E, 0xDE, 0xDF, 0x1F, 0xDD, 0x1D, 0x1C, 0xDC,
+             0x14, 0xD4, 0xD5, 0x15, 0xD7, 0x17, 0x16, 0xD6, 0xD2, 0x12, 0x13, 0xD3,
+             0x11, 0xD1, 0xD0, 0x10, 0xF0, 0x30, 0x31, 0xF1, 0x33, 0xF3, 0xF2, 0x32,
+             0x36, 0xF6, 0xF7, 0x37, 0xF5, 0x35, 0x34, 0xF4, 0x3C, 0xFC, 0xFD, 0x3D,
+             0xFF, 0x3F, 0x3E, 0xFE, 0xFA, 0x3A, 0x3B, 0xFB, 0x39, 0xF9, 0xF8, 0x38,
+             0x28, 0xE8, 0xE9, 0x29, 0xEB, 0x2B, 0x2A, 0xEA, 0xEE, 0x2E, 0x2F, 0xEF,
+             0x2D, 0xED, 0xEC, 0x2C, 0xE4, 0x24, 0x25, 0xE5, 0x27, 0xE7, 0xE6, 0x26,
+             0x22, 0xE2, 0xE3, 0x23, 0xE1, 0x21, 0x20, 0xE0, 0xA0, 0x60, 0x61, 0xA1,
+             0x63, 0xA3, 0xA2, 0x62, 0x66, 0xA6, 0xA7, 0x67, 0xA5, 0x65, 0x64, 0xA4,
+             0x6C, 0xAC, 0xAD, 0x6D, 0xAF, 0x6F, 0x6E, 0xAE, 0xAA, 0x6A, 0x6B, 0xAB,
+             0x69, 0xA9, 0xA8, 0x68, 0x78, 0xB8, 0xB9, 0x79, 0xBB, 0x7B, 0x7A, 0xBA,
+             0xBE, 0x7E, 0x7F, 0xBF, 0x7D, 0xBD, 0xBC, 0x7C, 0xB4, 0x74, 0x75, 0xB5,
+             0x77, 0xB7, 0xB6, 0x76, 0x72, 0xB2, 0xB3, 0x73, 0xB1, 0x71, 0x70, 0xB0,
+             0x50, 0x90, 0x91, 0x51, 0x93, 0x53, 0x52, 0x92, 0x96, 0x56, 0x57, 0x97,
+             0x55, 0x95, 0x94, 0x54, 0x9C, 0x5C, 0x5D, 0x9D, 0x5F, 0x9F, 0x9E, 0x5E,
+             0x5A, 0x9A, 0x9B, 0x5B, 0x99, 0x59, 0x58, 0x98, 0x88, 0x48, 0x49, 0x89,
+             0x4B, 0x8B, 0x8A, 0x4A, 0x4E, 0x8E, 0x8F, 0x4F, 0x8D, 0x4D, 0x4C, 0x8C,
+             0x44, 0x84, 0x85, 0x45, 0x87, 0x47, 0x46, 0x86, 0x82, 0x42, 0x43, 0x83,
+             0x41, 0x81, 0x80, 0x40
+         };
+
+        /// <summary>
+        /// CRC校验
+        /// </summary>
+        /// <param name="pucFrame">字节数组</param>
+        /// <param name="usLen">验证长度</param>
+        /// <returns>2个字节</returns>
+        public static byte[] CalculateCRC(byte[] pucFrame, int usLen)
+        {
+            int i = 0;
+            byte[] res = new byte[2] { 0xFF, 0xFF };
+            ushort iIndex;
+            while (usLen-- > 0)
+            {
+                iIndex = (ushort)(res[0] ^ pucFrame[i++]);
+                res[0] = (byte)(res[1] ^ aucCRCHi[iIndex]);
+                res[1] = aucCRCLo[iIndex];
+            }
+            return res;
+        }
+    }
+}

ModbusDemo/VIew/SettingsUC.xaml

@@ -5,13 +5,153 @@
     xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
     xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
     xmlns:local="clr-namespace:ModbusDemo.VIew"
+    xmlns:materialDesign="http://materialdesigninxaml.net/winfx/xaml/themes"
+    xmlns:EnumEx="clr-namespace:ModbusDemo.Extension"
+    xmlns:sys="clr-namespace:System;assembly=mscorlib"
+    xmlns:ports="clr-namespace:System.IO.Ports;assembly=System"
+    xmlns:viewmodel="clr-namespace:ModbusDemo.VIewModel"
+    d:DataContext="{d:DesignInstance Type=viewmodel:SettingsUCViewModel,
+                                     IsDesignTimeCreatable=True}"
     d:DesignHeight="450"
     d:DesignWidth="800"
+    d:Background="White"
     mc:Ignorable="d">
-    <StackPanel>
-        <TextBlock Text="Settings" FontSize="30">
-        </TextBlock>
-        <TextBlock Text="Settings" FontSize="30">
-        </TextBlock>
-    </StackPanel>
+    <UserControl.Resources>
+        <EnumEx:EnumBindingSource x:Key="enumParity" EnumType="{x:Type ports:Parity}">
+        </EnumEx:EnumBindingSource>
+        <EnumEx:EnumBindingSource x:Key="enumStopBits" EnumType="{x:Type ports:StopBits}">
+        </EnumEx:EnumBindingSource>
+    </UserControl.Resources>
+    <Grid>
+        <Grid.RowDefinitions>
+            <RowDefinition>
+            </RowDefinition>
+            <RowDefinition>
+            </RowDefinition>
+            <RowDefinition>
+            </RowDefinition>
+        </Grid.RowDefinitions>
+        <Grid Grid.Row="1">
+            <Grid.ColumnDefinitions>
+                <ColumnDefinition>
+                </ColumnDefinition>
+                <ColumnDefinition>
+                </ColumnDefinition>
+                <ColumnDefinition>
+                </ColumnDefinition>
+                <ColumnDefinition>
+                </ColumnDefinition>
+                <ColumnDefinition>
+                </ColumnDefinition>
+                <ColumnDefinition>
+                </ColumnDefinition>
+                <ColumnDefinition>
+                </ColumnDefinition>
+            </Grid.ColumnDefinitions>
+            <!--  这是设置串口的选择  -->
+            <StackPanel HorizontalAlignment="Center" VerticalAlignment="Center">
+                <TextBlock Margin="20,0,0,5" Text="串口选择">
+                </TextBlock>
+                <ComboBox
+                    Width="80"
+                    Height="30"
+                    Margin="10,0,0,5"
+                    HorizontalAlignment="Left"
+                    SelectedItem="{Binding PortName}">
+                    <ComboBoxItem Content="COM1" />
+                    <ComboBoxItem Content="COM2" />
+                    <ComboBoxItem Content="COM3" />
+                    <ComboBoxItem Content="COM4" />
+                </ComboBox>
+            </StackPanel>
+            <!--  设置波特率  -->
+            <StackPanel Grid.Column="1" HorizontalAlignment="Center" VerticalAlignment="Center">
+                <TextBlock Margin="20,0,0,5" Text="波特率">
+                </TextBlock>
+                <ComboBox
+                    Width="80"
+                    Height="30"
+                    Margin="10,0,0,5"
+                    HorizontalAlignment="Left"
+                    SelectedItem="{Binding BaudRate}">
+                    <ComboBoxItem Content="4800" />
+                    <ComboBoxItem Content="9600" />
+                    <ComboBoxItem Content="19200" />
+                    <ComboBoxItem Content="38400" />
+                    <ComboBoxItem Content="5600" />
+                    <ComboBoxItem Content="57600" />
+                    <ComboBoxItem Content="115200" />
+                    <ComboBoxItem Content="187500" />
+                </ComboBox>
+            </StackPanel>
+            <!--  这是设置校验位的选择  -->
+            <StackPanel Grid.Column="2" HorizontalAlignment="Center" VerticalAlignment="Center">
+                <TextBlock Margin="10,0,0,5" Text="校验位选择">
+                </TextBlock>
+                <ComboBox
+                    Width="80"
+                    Height="30"
+                    Margin="10,0,0,5"
+                    HorizontalAlignment="Left"
+                    ItemsSource="{Binding Source={StaticResource enumParity}}"
+                    SelectedItem="{Binding Parity}">
+                </ComboBox>
+            </StackPanel>
+            <!--  这是设置停止位的选择  -->
+            <StackPanel Grid.Column="3" HorizontalAlignment="Center" VerticalAlignment="Center">
+                <TextBlock Margin="10,0,0,5" Text="停止位选择">
+                </TextBlock>
+                <ComboBox
+                    Width="80"
+                    Height="30"
+                    Margin="10,0,0,5"
+                    HorizontalAlignment="Left"
+                    ItemsSource="{Binding Source={StaticResource enumStopBits}}"
+                    SelectedItem="{Binding StopBits}">
+                </ComboBox>
+            </StackPanel>
+
+            <!--  这是设置数据位的选择  -->
+            <StackPanel Grid.Column="4" HorizontalAlignment="Center" VerticalAlignment="Center">
+                <TextBlock Margin="10,0,0,5" Text="数据位选择">
+                </TextBlock>
+                <ComboBox
+                    Width="80"
+                    Height="30"
+                    Margin="10,0,0,5"
+                    HorizontalAlignment="Left"
+                    SelectedItem="{Binding DataBits}">
+                    <ComboBoxItem Content="7">
+                    </ComboBoxItem>
+                    <ComboBoxItem Content="8">
+                    </ComboBoxItem>
+                </ComboBox>
+            </StackPanel>
+        </Grid>
+        <Grid Grid.Row="2">
+            <Grid.ColumnDefinitions>
+                <ColumnDefinition>
+                </ColumnDefinition>
+                <ColumnDefinition>
+                </ColumnDefinition>
+            </Grid.ColumnDefinitions>
+            <Button
+                Width="80"
+                Height="30"
+                materialDesign:ButtonAssist.CornerRadius="15"
+                Style="{StaticResource MaterialDesignRaisedDarkButton}"
+                Content="链接"
+                Command="{Binding ConnectionCmm}">
+            </Button>
+            <Button
+                Grid.Column="1"
+                Width="80"
+                Height="30"
+                materialDesign:ButtonAssist.CornerRadius="15"
+                Style="{StaticResource MaterialDesignRaisedDarkButton}"
+                Content="断开"
+                Command="{Binding ConnectionCmm}">
+            </Button>
+        </Grid>
+    </Grid>
 </UserControl>

ModbusDemo/VIewModel/MainWindowViewModel.cs

@@ -50,7 +50,9 @@ namespace ModbusDemo.VIewModel
         {
             _regionManager.Regions["ModbusRegion"].RequestNavigate(info.ViewName);
         }
-
+        /// <summary>
+        /// 初始化左下拉框
+        /// </summary>
         private void CreateLeftMenus()
         {
             LeftMenusList = new();
@@ -58,5 +60,10 @@ namespace ModbusDemo.VIewModel
             LeftMenusList.Add(new MenusInfo() { Icon = "BlurCircular", MenuName = "寄存器操作", ViewName = "RegisterUC" });
             LeftMenusList.Add(new MenusInfo() { Icon = "Settings", MenuName = "串口设置", ViewName = "SettingsUC" });
         }
+
+        public void DefultNaigation()
+        {
+            _regionManager.Regions["ModbusRegion"].RequestNavigate("SettingsUC");
+        }
     }
 }

ModbusDemo/VIewModel/SettingsUCViewModel.cs

@@ -1,13 +1,170 @@
-using Prism.Mvvm;
+using ModbusDemo.Uitls;
+using Prism.Commands;
+using Prism.Mvvm;
 using System;
 using System.Collections.Generic;
+using System.IO.Ports;
 using System.Linq;
 using System.Text;
 using System.Threading.Tasks;
 
 namespace ModbusDemo.VIewModel
 {
-    class SettingsUCViewModel:BindableBase
+    
+    class SettingsUCViewModel : BindableBase
     {
+        public DelegateCommand DisConnectionCmm {  get; set; }
+        //链接窗口的命令
+        public DelegateCommand ConnectionCmm {  get; set; }
+
+        //获取串口
+        private SerialPort _serialPort;
+        //设置串口名字
+        private string _portName = "COM1";
+
+        public string PortName
+        {
+            get { return _portName; }
+            set
+            {
+                _portName = value;
+                RaisePropertyChanged();
+            }
+        }
+
+        //设置波特率
+        private string _baudRate = "19200";
+
+        public string BaudRate
+        {
+            get { return _baudRate; }
+            set
+            {
+                _baudRate = value;
+                RaisePropertyChanged();
+            }
+        }
+
+        //设置数据位
+        private string _dataBits = "8";
+
+        public string DataBits
+        {
+            get { return _dataBits; }
+            set
+            {
+                _dataBits = value;
+
+                RaisePropertyChanged();
+            }
+        }
+        //设置校验位
+        private Parity _parity = Parity.Even;
+
+        public Parity Parity
+        {
+            get { return _parity; }
+            set
+            {
+                _parity = value;
+                RaisePropertyChanged();
+            }
+        }
+
+        //设置停止位
+        private StopBits _stopBits = StopBits.One;
+
+        public StopBits StopBits
+        {
+            get { return _stopBits; }
+            set
+            {
+                _stopBits = value;
+                RaisePropertyChanged();
+            }
+        }
+
+        public SettingsUCViewModel()
+        {
+            
+        }
+        /// <summary>
+        /// 从容器中获取创建的窗口
+        /// </summary>
+        /// <param name="serialPort"></param>
+        public SettingsUCViewModel(SerialPort serialPort)
+        {
+            _serialPort = serialPort;
+            ConnectionCmm = new DelegateCommand(Connection);
+            DisConnectionCmm = new DelegateCommand(DisConnection);
+        }
+
+        private void DisConnection()
+        {
+            if (_serialPort.IsOpen)
+            {
+                _serialPort.Close();
+            }
+        }
+
+        /// <summary>
+        /// 串口参数设置
+        /// </summary>
+        private void Connection()
+        {
+            //todo,做数据的判空处理
+            if (!_serialPort.IsOpen)
+            {
+                _serialPort.PortName = GetComboBoxItemValue(this.PortName);
+                _serialPort.BaudRate = int.Parse(GetComboBoxItemValue(this.BaudRate));
+                _serialPort.Parity = this.Parity;
+                _serialPort.StopBits = this.StopBits;
+                _serialPort.DataBits = int.Parse(GetComboBoxItemValue(this.DataBits));
+                _serialPort.Open();
+            }
+            
+
+
+
+
+            List<byte> bytes = new List<byte>();
+            bytes.Add(0x01);
+            bytes.Add(0x05);
+
+
+            bytes.Add(BitConverter.GetBytes(301)[1]);
+            bytes.Add(BitConverter.GetBytes(301)[0]);
+
+
+            bytes.Add(0xFF);
+            bytes.Add(0x00);
+
+            byte[] bytes1 = CRCUitl.CalculateCRC(bytes.ToArray(), bytes.Count);
+
+            bytes.Add(bytes1[0]);
+            bytes.Add(bytes1[1]);
+            byte[] bytes2 = bytes.ToArray();
+            System.Threading.Thread.Sleep(200); // 等待200毫秒
+
+            byte[] response = new byte[_serialPort.BytesToRead];
+            //int bytesRead = serialPort.Read(response, 0, response.Length);
+
+            //string hexResponse = BitConverter.ToString(response, 0, bytesRead);
+            _serialPort.Write(bytes2, 0, bytes2.Length);
+        }
+        /// <summary>
+        /// 处理下拉框的选择信息
+        /// </summary>
+        /// <param name="ComboBoxItem"></param>
+        /// <returns></returns>
+        private string GetComboBoxItemValue(string ComboBoxItem)
+        {
+
+            string displayText = ComboBoxItem.ToString();
+            string cleanText = displayText.Replace("System.Windows.Controls.ComboBoxItem: ", "");
+            return cleanText;
+        }
+       
+
     }
 }