1. 关闭系统时提示是否关闭Viz引擎

2. 添加Float类型编辑器

VIZ.Package.Module/ControlObject/FieldEdit/Edit/FloatEdit/FloatEditPanel.xaml

+<UserControl x:Class="VIZ.Package.Module.FloatEditPanel"
+             xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
+             xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+             xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006" 
+             xmlns:d="http://schemas.microsoft.com/expression/blend/2008" 
+             xmlns:dx="http://schemas.devexpress.com/winfx/2008/xaml/core"
+             xmlns:dxe="http://schemas.devexpress.com/winfx/2008/xaml/editors"
+             xmlns:dxb="http://schemas.devexpress.com/winfx/2008/xaml/bars"
+             xmlns:dxg="http://schemas.devexpress.com/winfx/2008/xaml/grid"
+             xmlns:dxmvvm="http://schemas.devexpress.com/winfx/2008/xaml/mvvm"
+             xmlns:fcore="clr-namespace:VIZ.Framework.Core;assembly=VIZ.Framework.Core"
+             xmlns:storage="clr-namespace:VIZ.Package.Storage;assembly=VIZ.Package.Storage"
+             xmlns:resource="clr-namespace:VIZ.Package.Module.Resource;assembly=VIZ.Package.Module.Resource"
+             xmlns:local="clr-namespace:VIZ.Package.Module"
+             d:DataContext="{d:DesignInstance Type=local:FloatEditPanelModel}" 
+             d:Background="White"
+             mc:Ignorable="d" 
+             d:DesignHeight="50" d:DesignWidth="600">
+    <Grid VerticalAlignment="Top" Margin="0,20,0,0">
+        <Grid.ColumnDefinitions>
+            <ColumnDefinition Width="40"></ColumnDefinition>
+            <ColumnDefinition Width="*"></ColumnDefinition>
+        </Grid.ColumnDefinitions>
+        <TextBlock Text="值:" VerticalAlignment="Center" HorizontalAlignment="Right"></TextBlock>
+        <dxe:TextEdit AcceptsReturn="True" VerticalAlignment="Top" HorizontalAlignment="Left"
+                      Width="200" Grid.Column="1"
+                      MaskType="Numeric" Margin="20,0,0,0"
+                      EditValue="{Binding Path=EditValue,Mode=TwoWay,UpdateSourceTrigger=PropertyChanged}"></dxe:TextEdit>
+    </Grid>
+</UserControl>

VIZ.Package.Module/ControlObject/FieldEdit/Edit/FloatEdit/FloatEditPanel.xaml.cs

+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using System.Windows;
+using System.Windows.Controls;
+using System.Windows.Data;
+using System.Windows.Documents;
+using System.Windows.Input;
+using System.Windows.Media;
+using System.Windows.Media.Imaging;
+using System.Windows.Navigation;
+using System.Windows.Shapes;
+using VIZ.Framework.Core;
+
+namespace VIZ.Package.Module
+{
+    /// <summary>
+    /// FloatEditPanel.xaml 的交互逻辑
+    /// </summary>
+    public partial class FloatEditPanel : UserControl
+    {
+        public FloatEditPanel()
+        {
+            InitializeComponent();
+
+            WPFHelper.BindingViewModel(this, new FloatEditPanelModel());
+        }
+    }
+}

VIZ.Package.Module/ControlObject/FieldEdit/Edit/FloatEdit/FloatEditPanelModel.cs

+using System;
+using System.Collections.Generic;
+using System.Dynamic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using VIZ.Framework.Core;
+using VIZ.Package.Domain;
+using VIZ.Package.Service;
+
+namespace VIZ.Package.Module
+{
+    /// <summary>
+    /// 浮点数字编辑面板模型
+    /// </summary>
+    public class FloatEditPanelModel : EditPanelModelBase
+    {
+        // ============================================================
+        // Property
+        // ============================================================
+
+        private double editValue;
+        /// <summary>
+        /// 编辑值
+        /// </summary>
+        public double EditValue
+        {
+            get { return editValue; }
+            set
+            {
+                editValue = value;
+                this.RaisePropertyChanged(nameof(EditValue));
+                this.OnEditValueChanged();
+            }
+        }
+
+        // ============================================================
+        // Message
+        // ============================================================
+
+        // ============================================================
+        // Public Function
+        // ============================================================
+
+        /// <summary>
+        /// 更新
+        /// </summary>
+        /// <param name="controlObject">控制对象</param>
+        /// <param name="controlField">控制字段</param>
+        public override void Update(ControlObjectModel controlObject, ControlFieldNodeModel controlField)
+        {
+            base.Update(controlObject, controlField);
+
+            this.IsSendToPreview = false;
+            double.TryParse(controlField?.Value, out double value);
+            this.EditValue = value;
+            this.IsSendToPreview = true;
+        }
+
+        /// <summary>
+        /// 更新动态数据
+        /// </summary>
+        /// <param name="listCellEdit">列单元格编辑器</param>
+        /// <param name="columnDefinition">列定义</param>
+        /// <param name="rowHandle">行号</param>
+        /// <param name="row">行数据</param>
+        public override void UpdateDynamic(ListCellEditBase listCellEdit, GridColumnDefinition columnDefinition, int rowHandle, ExpandoObject row)
+        {
+            base.UpdateDynamic(listCellEdit, columnDefinition, rowHandle, row);
+
+            IDictionary<string, object> dic = row as IDictionary<string, object>;
+
+            this.IsSendToPreview = false;
+            double.TryParse(dic?[columnDefinition.FieldName]?.ToString(), out double value);
+            this.EditValue = value;
+            this.IsSendToPreview = true;
+        }
+
+        /// <summary>
+        /// 获取字段值
+        /// </summary>
+        /// <returns>字段值</returns>
+        public override string GetFieldValue()
+        {
+            return this.EditValue.ToString();
+        }
+
+        // ============================================================
+        // Private Function
+        // ============================================================
+
+        /// <summary>
+        /// 值改变时触发
+        /// </summary>
+        private void OnEditValueChanged()
+        {
+            // 不需要向预览发送值
+            if (!this.IsSendToPreview)
+                return;
+
+            // 没有预览连接
+            if (ApplicationDomainEx.PreviewConn == null)
+                return;
+
+            // 没有控制对象或控制字段
+            if (this.ControlObject == null || this.ControlField == null)
+                return;
+
+            // 正常模式编辑
+            if (this.FieldEditMode == FieldEditMode.Normal)
+            {
+                this.ControlField.Value = this.EditValue.ToString();
+
+                this.VizCommandControlObjectService.SetControlObjectValue(
+                    ApplicationDomainEx.PreviewConn,
+                    this.ControlObject.TreeNodePath,
+                    this.ControlField.FieldIdentifier,
+                    this.ControlField.Value);
+
+                return;
+            }
+
+            // 没有列信息或行数据
+            if (this.ColumnDefinition == null || this.Row == null)
+                return;
+
+            // 动态模式编辑
+            if (this.FieldEditMode == FieldEditMode.Dynamic)
+            {
+                IDictionary<string, object> dic = this.Row as IDictionary<string, object>;
+                dic[this.ColumnDefinition.FieldName] = this.EditValue.ToString();
+
+                this.ListCellEdit.UpdateEditValue(this.ColumnDefinition, this.RowHandle, this.Row);
+
+                return;
+            }
+        }
+    }
+}

VIZ.Package.Module/ControlObject/FieldEdit/Edit/ListEdit/CellEdit/FloatListCellEdit.xaml

+<local:ListCellEditBase x:Class="VIZ.Package.Module.FloatListCellEdit"
+                        xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
+                        xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+                        xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006" 
+                        xmlns:d="http://schemas.microsoft.com/expression/blend/2008" 
+                        xmlns:dx="http://schemas.devexpress.com/winfx/2008/xaml/core"
+                        xmlns:dxe="http://schemas.devexpress.com/winfx/2008/xaml/editors"
+                        xmlns:dxb="http://schemas.devexpress.com/winfx/2008/xaml/bars"
+                        xmlns:dxg="http://schemas.devexpress.com/winfx/2008/xaml/grid"
+                        xmlns:dxmvvm="http://schemas.devexpress.com/winfx/2008/xaml/mvvm"
+                        xmlns:fcore="clr-namespace:VIZ.Framework.Core;assembly=VIZ.Framework.Core"
+                        xmlns:storage="clr-namespace:VIZ.Package.Storage;assembly=VIZ.Package.Storage"
+                        xmlns:resource="clr-namespace:VIZ.Package.Module.Resource;assembly=VIZ.Package.Module.Resource"
+                        xmlns:local="clr-namespace:VIZ.Package.Module"
+                        d:Background="White"
+                        mc:Ignorable="d" 
+                        d:DesignHeight="30" d:DesignWidth="200">
+    <Grid>
+        <dxe:TextEdit x:Name="PART_Text"
+                      MaskType="Numeric" EditValueChanged="EditValueChanged"></dxe:TextEdit>
+    </Grid>
+</local:ListCellEditBase>

VIZ.Package.Module/ControlObject/FieldEdit/Edit/ListEdit/CellEdit/FloatListCellEdit.xaml.cs

+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using System.Windows;
+using System.Windows.Controls;
+using System.Windows.Data;
+using System.Windows.Documents;
+using System.Windows.Input;
+using System.Windows.Media;
+using System.Windows.Media.Imaging;
+using System.Windows.Navigation;
+using System.Windows.Shapes;
+using VIZ.Package.Domain;
+using VIZ.Package.Service;
+
+namespace VIZ.Package.Module
+{
+    /// <summary>
+    /// FloatListCellEdit.xaml 的交互逻辑
+    /// </summary>
+    public partial class FloatListCellEdit : ListCellEditBase
+    {
+        public FloatListCellEdit()
+        {
+            InitializeComponent();
+        }
+
+        /// <summary>
+        /// 数据上下文改变时触发
+        /// </summary>
+        /// <param name="e">事件参数</param>
+        protected override void OnDataContextChanged(DependencyPropertyChangedEventArgs e)
+        {
+            DevExpress.Xpf.Grid.EditGridCellData cellData = e.NewValue as DevExpress.Xpf.Grid.EditGridCellData;
+
+            this.IsSendToPreview = false;
+            double.TryParse(cellData?.Value?.ToString(), out double value);
+            this.PART_Text.EditValue = value;
+            this.IsSendToPreview = true;
+        }
+
+        /// <summary>
+        /// 值改变时触发
+        /// </summary>
+        private void EditValueChanged(object sender, DevExpress.Xpf.Editors.EditValueChangedEventArgs e)
+        {
+            // 是否需要发送至预览
+            if (!this.IsSendToPreview)
+                return;
+
+            // 预览连接不存在
+            if (ApplicationDomainEx.PreviewConn == null)
+                return;
+
+            DevExpress.Xpf.Grid.EditGridCellData cellData = this.DataContext as DevExpress.Xpf.Grid.EditGridCellData;
+            if (cellData == null)
+                return;
+
+            GridColumnDefinition columnDefinition = cellData.Column.DataContext as GridColumnDefinition;
+            if (columnDefinition == null)
+                return;
+
+            // 向Viz发送指令
+            this.VizCommandControlObjectService.SetControlObjectListValue(
+                ApplicationDomainEx.PreviewConn,
+                columnDefinition.ControlObject.TreeNodePath,
+                columnDefinition.ControlField.FieldIdentifier,
+                cellData.RowData.RowHandle.Value,
+                columnDefinition.FieldName,
+                e.NewValue?.ToString());
+        }
+    }
+}

VIZ.Package.Module/ControlObject/FieldEdit/Edit/ListEdit/ListEditPanel.xaml

@@ -78,6 +78,12 @@
                         <local:IntegerListCellEdit></local:IntegerListCellEdit>
                     </DataTemplate>
                 </local:ListEditPanelCellTemplateSelector.IntegerDataTemplate>
+                <!-- 浮点数字 -->
+                <local:ListEditPanelCellTemplateSelector.FloatDataTemplate>
+                    <DataTemplate>
+                        <local:FloatListCellEdit></local:FloatListCellEdit>
+                    </DataTemplate>
+                </local:ListEditPanelCellTemplateSelector.FloatDataTemplate>
             </local:ListEditPanelCellTemplateSelector>
 
             <!-- 列定义模板 -->

VIZ.Package.Module/ControlObject/FieldEdit/Edit/ListEdit/ListEditPanelCellTemplateSelector.cs

@@ -43,6 +43,11 @@ namespace VIZ.Package.Module
         public DataTemplate IntegerDataTemplate { get; set; }
 
         /// <summary>
+        /// 浮点数字
+        /// </summary>
+        public DataTemplate FloatDataTemplate { get; set; }
+
+        /// <summary>
         /// 二元组
         /// </summary>
         public DataTemplate DupletDataTemplate { get; set; }
@@ -72,6 +77,7 @@ namespace VIZ.Package.Module
                 case VizControlFieldType.text: return this.TextDataTemplate;
                 case VizControlFieldType.boolean: return this.BooleanDataTemplate;
                 case VizControlFieldType.integer: return this.IntegerDataTemplate;
+                case VizControlFieldType.@float: return this.FloatDataTemplate;
                 case VizControlFieldType.richtext: return this.RichTextDataTemplate;
                 case VizControlFieldType.image: return this.ImageDataTemplate;
                 case VizControlFieldType.list: return this.TextDataTemplate;

VIZ.Package.Module/ControlObject/FieldEdit/ViewModel/FieldEditViewModelBase.cs

@@ -79,6 +79,14 @@ namespace VIZ.Package.Module
                 ViewCreated = this.OnViewCreated
             });
 
+            // 浮点数字
+            this.NavigationConfigs.Add(new NavigationConfig
+            {
+                Key = VizControlFieldType.@float.ToString(),
+                ViewType = typeof(FloatEditPanel),
+                ViewCreated = this.OnViewCreated
+            });
+
             // 二元编辑
             this.NavigationConfigs.Add(new NavigationConfig
             {

VIZ.Package.Module/Preview/VizPreview/ViewModel/VizPreviewViewModel.cs

-using log4net;
+using DevExpress.Xpf.Core;
+using log4net;
 using System;
 using System.Collections.Generic;
 using System.Linq;
 using System.Text;
 using System.Threading.Tasks;
+using System.Windows;
 using VIZ.Framework.Core;
 using VIZ.Package.Connection;
 using VIZ.Package.Domain;
@@ -69,6 +71,7 @@ namespace VIZ.Package.Module
         private void initMessage()
         {
             ApplicationDomainEx.MessageManager.Register<PageOpenMessage>(this, this.OnPageOpenMessage);
+            ApplicationDomainEx.MessageManager.Register<ApplicationCloseMessage>(this, this.OnApplicationCloseMessage);
         }
 
         // ================================================================================
@@ -488,6 +491,28 @@ namespace VIZ.Package.Module
             });
         }
 
+        /// <summary>
+        /// 应用程序关闭消息
+        /// </summary>
+        /// <param name="msg">消息</param>
+        private void OnApplicationCloseMessage(ApplicationCloseMessage msg)
+        {
+            if (ApplicationDomainEx.VizPreviewProcess == null || ApplicationDomainEx.VizPreviewProcess.HasExited)
+                return;
+
+            if (DXMessageBox.Show("是否关闭Viz引擎?", "提示", MessageBoxButton.YesNo) != MessageBoxResult.Yes)
+                return;
+
+            try
+            {
+                ApplicationDomainEx.VizPreviewProcess.Kill();
+            }
+            catch (Exception ex)
+            {
+                log.Error(ex);
+            }
+        }
+
         // ================================================================================
         // Public Function
         // ================================================================================

VIZ.Package.Module/VIZ.Package.Module.csproj

@@ -90,6 +90,13 @@
     <Reference Include="WindowsFormsIntegration" />
   </ItemGroup>
   <ItemGroup>
+    <Compile Include="ControlObject\FieldEdit\Edit\FloatEdit\FloatEditPanel.xaml.cs">
+      <DependentUpon>FloatEditPanel.xaml</DependentUpon>
+    </Compile>
+    <Compile Include="ControlObject\FieldEdit\Edit\FloatEdit\FloatEditPanelModel.cs" />
+    <Compile Include="ControlObject\FieldEdit\Edit\ListEdit\CellEdit\FloatListCellEdit.xaml.cs">
+      <DependentUpon>FloatListCellEdit.xaml</DependentUpon>
+    </Compile>
     <Compile Include="Help\About\View\AboutWindow.xaml.cs">
       <DependentUpon>AboutWindow.xaml</DependentUpon>
     </Compile>
@@ -334,6 +341,14 @@
     <Folder Include="Main\Controller\" />
   </ItemGroup>
   <ItemGroup>
+    <Page Include="ControlObject\FieldEdit\Edit\FloatEdit\FloatEditPanel.xaml">
+      <Generator>MSBuild:Compile</Generator>
+      <SubType>Designer</SubType>
+    </Page>
+    <Page Include="ControlObject\FieldEdit\Edit\ListEdit\CellEdit\FloatListCellEdit.xaml">
+      <Generator>MSBuild:Compile</Generator>
+      <SubType>Designer</SubType>
+    </Page>
     <Page Include="Help\About\View\AboutWindow.xaml">
       <SubType>Designer</SubType>
       <Generator>MSBuild:Compile</Generator>

VIZ.Package.Service/Viz/VizCommandControlObjectService.cs

@@ -28,6 +28,7 @@ namespace VIZ.Package.Service
              VizControlFieldType.boolean,
              VizControlFieldType.image,
              VizControlFieldType.integer,
+             VizControlFieldType.@float,
              VizControlFieldType.duplet,
              VizControlFieldType.triplet
         };
@@ -376,6 +377,9 @@ namespace VIZ.Package.Service
             if (type == "integer")
                 return VizControlFieldType.integer;
 
+            if (type == "float")
+                return VizControlFieldType.@float;
+
             if (type == "duplet")
                 return VizControlFieldType.duplet;
 

VIZ.Package.Storage/Enum/VizControlFieldType.cs

@@ -55,6 +55,12 @@ namespace VIZ.Package.Storage
         integer,
 
         /// <summary>
+        /// 浮点数字
+        /// </summary>
+        [Description("浮点数字")]
+        @float,
+
+        /// <summary>
         /// 二元组
         /// </summary>
         [Description("二元组")]

VIZ.Package/MainWindow.xaml.cs

@@ -31,13 +31,14 @@ namespace VIZ.Package
         {
             InitializeComponent();
 
+            this.Closing += MainWindow_Closing;
             this.Closed += MainWindow_Closed;
         }
 
         /// <summary>
-        /// 关闭窗口
+        /// 关闭窗口前触发
         /// </summary>
-        private void MainWindow_Closed(object sender, EventArgs e)
+        private void MainWindow_Closing(object sender, System.ComponentModel.CancelEventArgs e)
         {
             // 发送系统关闭消息
             try
@@ -49,7 +50,13 @@ namespace VIZ.Package
             {
                 log.Error(ex);
             }
+        }
 
+        /// <summary>
+        /// 关闭窗口
+        /// </summary>
+        private void MainWindow_Closed(object sender, EventArgs e)
+        {
             // 启动结束流程
             AppSetup.ShutDown();