1. 添加 主界面上方的报警条 可以右键拖动左右。 3秒自动保存位置。

2. 修复 进入多对象报警管理界面后，再按报警条，不能再让它再次打开多对象报警管理界面
3. 添加 为Button 添加  DrapMoveXBehavior 右键移动控件行为。 Button的上级应该为Grid

MultiLayout/MainWindow.xaml

@@ -3,7 +3,8 @@
         xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
         xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
         xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
-        xmlns:local="clr-namespace:MultiLayout"
+        xmlns:local="clr-namespace:MultiLayout" xmlns:b="http://schemas.microsoft.com/xaml/behaviors" 
+        xmlns:flyctrl="clr-namespace:FLY.ControlLibrary;assembly=FLY.ControlLibrary"
         mc:Ignorable="d"
         Title="MainWindow" Height="450" Width="800" Loaded="MainWindow_Loaded">
     <Window.Resources>
@@ -17,8 +18,11 @@
     </Window.Resources>
     <Grid d:DataContext="{StaticResource viewModel}">
         <Frame Name="frame" NavigationUIVisibility="Hidden"/>
-        <Button Style="{StaticResource Styles.Button.Empty}" HorizontalAlignment="Right" VerticalAlignment="Top" Margin="0,0,50,0"
-                Visibility="{Binding IsErrMsgVisable,Converter={StaticResource visbilityconv}}" Click="btnErrMsgClick">
+        <Button x:Name="btnErrMsg" Style="{StaticResource Styles.Button.Empty}" HorizontalAlignment="Right" VerticalAlignment="Top" Margin="0,0,50,0"
+                Visibility="{Binding IsErrMsgVisable,Converter={StaticResource visbilityconv}}" Click="btnErrMsgClick" >
+            <b:Interaction.Behaviors>
+                <flyctrl:DrapMoveXBehavior Move="DrapMoveXBehavior_Move" />
+            </b:Interaction.Behaviors>
             <Border Background="Red" CornerRadius="0, 0 10 10" Style="{StaticResource Styles.Shadow}">
                 <StackPanel Orientation="Horizontal">
                     <Grid Width="15"/>

MultiLayout/MainWindow.xaml.cs

@@ -2,6 +2,7 @@
 using System;
 using System.Collections.Generic;
 using System.ComponentModel;
+using System.IO;
 using System.Linq;
 using System.Text;
 using System.Threading.Tasks;
@@ -93,12 +94,59 @@ namespace MultiLayout
 
             //启动Poll系统
             //FObjBase.PollModule.Current.Start();
+
+            ErrMsgJsonDb jsonDb = new ErrMsgJsonDb();
+            if (jsonDb.Load()) {
+                var m = btnErrMsg.Margin;
+                m.Right = jsonDb.Right;
+                btnErrMsg.Margin = m;
+            }
+
         }
 
         private void btnErrMsgClick(object sender, RoutedEventArgs e)
         {
             manager.ErrMsgClick?.Invoke();
         }
+
+        private void DrapMoveXBehavior_Move(object sender, EventArgs e)
+        {
+            ErrMsgJsonDb jsonDb = new ErrMsgJsonDb();
+            jsonDb.Right = (int)btnErrMsg.Margin.Right;
+            jsonDb.Save();
+        }
+    }
+    public class ErrMsgJsonDb 
+    {
+        public int Right;
+        private string filePath = "errMsgPosition.json";
+        public bool Save() 
+        {
+            try
+            {
+                string json = Newtonsoft.Json.JsonConvert.SerializeObject(this);
+                File.WriteAllText(filePath, json);
+                return true;
+            }
+            catch
+            {
+                return false;
+            }
+        }
+        public bool Load() 
+        {
+            if (!File.Exists(filePath))
+                return false;
+            try
+            {
+                string json = File.ReadAllText(filePath);
+                Newtonsoft.Json.JsonConvert.PopulateObject(json, this);
+                return true;
+            }
+            catch {
+                return false;
+            }
+        }
     }
     public class WdMainVm:INotifyPropertyChanged
     {

Project.FLY.ControlLibrary/FLY.ControlLibrary/DrapMoveXBehavior.cs

+using Microsoft.Xaml.Behaviors;
+using System;
+using System.Collections.Generic;
+using System.ComponentModel;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using System.Windows;
+using System.Windows.Controls;
+using System.Windows.Input;
+using System.Windows.Threading;
+
+namespace FLY.ControlLibrary
+{
+    /// <summary>
+    /// BUTTON 移动行为，附加行为。
+    /// </summary>
+    public class DrapMoveXBehavior : Behavior<UIElement>
+    {
+
+        //
+        // 摘要:
+        //     发生时 System.Windows.Controls.Button 时发生。
+        [Category("Behavior")]
+        public event EventHandler Move;
+
+        bool isDown = false;
+        Point downPoint;
+        /// <summary>
+        /// Move 事件滞后5秒触发
+        /// </summary>
+        public bool IsMoveEventDelayTrigger { get; set; } = true;
+
+
+        T GetParent<T>(DependencyObject dobj) where T : DependencyObject
+        {
+            //一直向上找，直到找到window
+            do
+            {
+                if (dobj is T)
+                {
+                    break;
+                }
+                dobj = System.Windows.Media.VisualTreeHelper.GetParent(dobj);
+            } while (dobj != null);
+            return (T)dobj;
+        }
+
+
+        DispatcherTimer timer = new DispatcherTimer();
+        /// <summary>
+        /// 
+        /// </summary>
+        public DrapMoveXBehavior()
+        {
+            timer.Tick += Timer_Tick;
+            timer.Interval = TimeSpan.FromSeconds(3);
+        }
+
+        private void Timer_Tick(object sender, EventArgs e)
+        {
+            timer.Stop();
+            Move?.Invoke(AssociatedObject, null);
+        }
+        /// <summary>
+        /// 
+        /// </summary>
+        protected override void OnAttached()
+        {
+            base.OnAttached();
+            UIElement dobj = AssociatedObject;
+
+            dobj.MouseRightButtonDown += Dobj_MouseRightButtonDown;
+            dobj.MouseRightButtonUp += Dobj_MouseRightButtonUp;
+            dobj.MouseMove += Dobj_MouseMove;
+            dobj.MouseLeave += Dobj_MouseLeave;
+
+            parent = GetParent<Grid>(dobj);
+        }
+
+        private void Dobj_MouseLeave(object sender, MouseEventArgs e)
+        {
+            isDown = false;
+        }
+
+        private void Dobj_MouseMove(object sender, MouseEventArgs e)
+        {
+
+
+            //string json = Newtonsoft.Json.JsonConvert.SerializeObject(e);
+            if (!isDown)
+                return;
+            FrameworkElement fe = (FrameworkElement)AssociatedObject;
+            var downPoint = e.GetPosition(parent);
+
+            string json = Newtonsoft.Json.JsonConvert.SerializeObject(downPoint);
+
+
+            //移动
+            int x = (int)(downPoint.X - this.downPoint.X);
+            if (Math.Abs(x) < 2)
+                return;
+
+            this.downPoint = downPoint;
+            var m = fe.Margin;
+            if (fe.HorizontalAlignment == HorizontalAlignment.Center)
+            {
+                m.Right -= x * 2;
+            }
+            else if(fe.HorizontalAlignment == HorizontalAlignment.Right) 
+            { 
+                m.Right -= x;
+            }
+            else if(fe.HorizontalAlignment == HorizontalAlignment.Left)
+            {
+                m.Left += x;
+            }
+        
+            
+            fe.Margin = m;
+            if (IsMoveEventDelayTrigger)
+            {
+                timer.Start();
+            }
+            else
+            {
+                Move?.Invoke(AssociatedObject, null);
+            }
+        }
+        Grid parent;
+        private void Dobj_MouseRightButtonDown(object sender, MouseButtonEventArgs e)
+        {
+            downPoint = e.GetPosition(parent);
+            string json = Newtonsoft.Json.JsonConvert.SerializeObject(downPoint);
+            isDown = true;
+        }
+
+        private void Dobj_MouseRightButtonUp(object sender, MouseButtonEventArgs e)
+        {
+            isDown = false;
+        }
+
+        /// <summary>
+        /// 
+        /// </summary>
+        protected override void OnDetaching()
+        {
+            base.OnDetaching();
+            timer.Stop();
+
+            UIElement dobj = AssociatedObject;
+
+            dobj.MouseRightButtonDown -= Dobj_MouseRightButtonDown;
+            dobj.MouseRightButtonUp -= Dobj_MouseRightButtonUp;
+            dobj.MouseMove -= Dobj_MouseMove;
+            dobj.MouseLeave -= Dobj_MouseLeave;
+        }
+    }
+}

Project.FLY.ControlLibrary/FLY.ControlLibrary/FLY.ControlLibrary.csproj

@@ -61,6 +61,7 @@
     <Compile Include="COMMON.cs" />
     <Compile Include="Converter\Item2IndexConverter.cs" />
     <Compile Include="Converter\RatioConverter.cs" />
+    <Compile Include="DrapMoveXBehavior.cs" />
     <Compile Include="GraphRange_coslight.cs" />
     <Compile Include="GraphScan3.cs" />
     <Compile Include="GraphScan4.xaml.cs">

Project.FLY.Thick.Base/FLY.Thick.Base.UI/OnInit/OnInitWarnings.cs

@@ -95,7 +95,14 @@ namespace FLY.Thick.Base.UI.OnInit
             }
         }
         private void ErrMsg_OnClick() {
+
             //打开管理页面
+
+            //当管理页面已经打开，不能再次执行
+            if (FlyLayoutManager.NavigationService.Content is PgErrorsTable) {
+                return;
+            }
+
             var p = container.Resolve<PgErrorsTable>();
             FlyLayoutManager.NavigationService.Navigate(p);
         }