diff --git a/SpineViewer/ViewModels/Exporters/BaseExporterViewModel.cs b/SpineViewer/ViewModels/Exporters/BaseExporterViewModel.cs
index 0c3bbd2..a53c7e8 100644
--- a/SpineViewer/ViewModels/Exporters/BaseExporterViewModel.cs
+++ b/SpineViewer/ViewModels/Exporters/BaseExporterViewModel.cs
@@ -6,6 +6,7 @@ using Spine;
 using Spine.Exporters;
 using SpineViewer.Extensions;
 using SpineViewer.Resources;
+using SpineViewer.ViewModels.MainWindow;
 using System;
 using System.Collections;
 using System.Collections.Generic;
diff --git a/SpineViewer/ViewModels/Exporters/CustomFFmpegExporterViewModel.cs b/SpineViewer/ViewModels/Exporters/CustomFFmpegExporterViewModel.cs
index 685e84d..f846bd3 100644
--- a/SpineViewer/ViewModels/Exporters/CustomFFmpegExporterViewModel.cs
+++ b/SpineViewer/ViewModels/Exporters/CustomFFmpegExporterViewModel.cs
@@ -12,6 +12,7 @@ using System.Linq;
 using System.Text;
 using System.Threading.Tasks;
 using System.IO;
+using SpineViewer.ViewModels.MainWindow;
 
 namespace SpineViewer.ViewModels.Exporters
 {
diff --git a/SpineViewer/ViewModels/Exporters/FFmpegVideoExporterViewModel.cs b/SpineViewer/ViewModels/Exporters/FFmpegVideoExporterViewModel.cs
index 653dc16..860265c 100644
--- a/SpineViewer/ViewModels/Exporters/FFmpegVideoExporterViewModel.cs
+++ b/SpineViewer/ViewModels/Exporters/FFmpegVideoExporterViewModel.cs
@@ -12,6 +12,7 @@ using System.Text;
 using System.Threading.Tasks;
 using System.IO;
 using System.Collections.Immutable;
+using SpineViewer.ViewModels.MainWindow;
 
 namespace SpineViewer.ViewModels.Exporters
 {
diff --git a/SpineViewer/ViewModels/Exporters/FrameExporterViewModel.cs b/SpineViewer/ViewModels/Exporters/FrameExporterViewModel.cs
index 16b0b0b..f65bee5 100644
--- a/SpineViewer/ViewModels/Exporters/FrameExporterViewModel.cs
+++ b/SpineViewer/ViewModels/Exporters/FrameExporterViewModel.cs
@@ -6,6 +6,7 @@ using SpineViewer.Extensions;
 using SpineViewer.Models;
 using SpineViewer.Resources;
 using SpineViewer.Services;
+using SpineViewer.ViewModels.MainWindow;
 using System;
 using System.Collections;
 using System.Collections.Generic;
diff --git a/SpineViewer/ViewModels/Exporters/FrameSequenceExporterViewModel.cs b/SpineViewer/ViewModels/Exporters/FrameSequenceExporterViewModel.cs
index 4c23ef3..09f00fd 100644
--- a/SpineViewer/ViewModels/Exporters/FrameSequenceExporterViewModel.cs
+++ b/SpineViewer/ViewModels/Exporters/FrameSequenceExporterViewModel.cs
@@ -4,6 +4,7 @@ using SpineViewer.Extensions;
 using SpineViewer.Models;
 using SpineViewer.Resources;
 using SpineViewer.Services;
+using SpineViewer.ViewModels.MainWindow;
 using System;
 using System.Collections;
 using System.Collections.Generic;
diff --git a/SpineViewer/ViewModels/Exporters/VideoExporterViewModel.cs b/SpineViewer/ViewModels/Exporters/VideoExporterViewModel.cs
index 3d302b5..fa6e9b2 100644
--- a/SpineViewer/ViewModels/Exporters/VideoExporterViewModel.cs
+++ b/SpineViewer/ViewModels/Exporters/VideoExporterViewModel.cs
@@ -1,4 +1,5 @@
 using SpineViewer.Resources;
+using SpineViewer.ViewModels.MainWindow;
 using System;
 using System.Collections.Generic;
 using System.Linq;
diff --git a/SpineViewer/ViewModels/ExplorerListViewModel.cs b/SpineViewer/ViewModels/MainWindow/ExplorerListViewModel.cs
similarity index 99%
rename from SpineViewer/ViewModels/ExplorerListViewModel.cs
rename to SpineViewer/ViewModels/MainWindow/ExplorerListViewModel.cs
index 92f8800..ce40a8d 100644
--- a/SpineViewer/ViewModels/ExplorerListViewModel.cs
+++ b/SpineViewer/ViewModels/MainWindow/ExplorerListViewModel.cs
@@ -8,7 +8,6 @@ using SpineViewer.Extensions;
 using SpineViewer.Models;
 using SpineViewer.Resources;
 using SpineViewer.Services;
-using SpineViewer.ViewModels;
 using System;
 using System.Collections;
 using System.Collections.Generic;
@@ -22,7 +21,7 @@ using System.Windows.Media;
 using System.Windows.Media.Imaging;
 using System.Windows.Shell;
 
-namespace SpineViewer.ViewModels
+namespace SpineViewer.ViewModels.MainWindow
 {
     public class ExplorerListViewModel : ObservableObject
     {
diff --git a/SpineViewer/ViewModels/MainWindowViewModel.cs b/SpineViewer/ViewModels/MainWindow/MainWindowViewModel.cs
similarity index 77%
rename from SpineViewer/ViewModels/MainWindowViewModel.cs
rename to SpineViewer/ViewModels/MainWindow/MainWindowViewModel.cs
index 3a13a29..f6156e4 100644
--- a/SpineViewer/ViewModels/MainWindowViewModel.cs
+++ b/SpineViewer/ViewModels/MainWindow/MainWindowViewModel.cs
@@ -19,7 +19,7 @@ using System.Windows.Controls;
 using System.Windows.Data;
 using System.Windows.Shell;
 
-namespace SpineViewer.ViewModels
+namespace SpineViewer.ViewModels.MainWindow
 {
     /// <summary>
     /// MainWindow 上下文对象
@@ -101,31 +101,8 @@ namespace SpineViewer.ViewModels
         private void Debug_Execute()
         {
 #if DEBUG
-            var path = @"C:\Users\ljh\Desktop\a.mp4";
 
-            using var exporter = new FFmpegVideoExporter(_sfmlRenderer.Resolution);
-            using var view = _sfmlRenderer.GetView();
-            exporter.Center = view.Center;
-            exporter.Size = view.Size;
-            exporter.Rotation = view.Rotation;
-            exporter.Viewport = view.Viewport;
-
-            SpineObject[] spines;
-            lock (_spineObjectModels.Lock)
-            {
-                spines = _spineObjectModels.Select(it => it.GetSpineObject(true)).ToArray();
-            }
-
-            exporter.Fps = 60;
-            exporter.Format = FFmpegVideoExporter.VideoFormat.Webm;
-            exporter.Duration = 3;
-            exporter.BackgroundColor = new(0, 0, 0, 0);
-            ProgressService.RunAsync((pr, ct) =>
-            {
-                exporter.ProgressReporter = (total, done, text) =>
-                { pr.Total = total; pr.Done = done; pr.ProgressText = text; };
-                exporter.Export(path, ct, spines);
-            }, "测试一下");
+            MessagePopupService.Quest("测试一下");
 #endif
         }
     }
diff --git a/SpineViewer/ViewModels/SFMLRendererViewModel.cs b/SpineViewer/ViewModels/MainWindow/SFMLRendererViewModel.cs
similarity index 99%
rename from SpineViewer/ViewModels/SFMLRendererViewModel.cs
rename to SpineViewer/ViewModels/MainWindow/SFMLRendererViewModel.cs
index 15f53ac..6441782 100644
--- a/SpineViewer/ViewModels/SFMLRendererViewModel.cs
+++ b/SpineViewer/ViewModels/MainWindow/SFMLRendererViewModel.cs
@@ -18,7 +18,7 @@ using System.Windows;
 using System.Windows.Input;
 using System.Windows.Media;
 
-namespace SpineViewer.ViewModels
+namespace SpineViewer.ViewModels.MainWindow
 {
     public class SFMLRendererViewModel : ObservableObject
     {
diff --git a/SpineViewer/ViewModels/SpineObjectListViewModel.cs b/SpineViewer/ViewModels/MainWindow/SpineObjectListViewModel.cs
similarity index 99%
rename from SpineViewer/ViewModels/SpineObjectListViewModel.cs
rename to SpineViewer/ViewModels/MainWindow/SpineObjectListViewModel.cs
index 4e1d7b3..3904f41 100644
--- a/SpineViewer/ViewModels/SpineObjectListViewModel.cs
+++ b/SpineViewer/ViewModels/MainWindow/SpineObjectListViewModel.cs
@@ -17,7 +17,7 @@ using System.Threading.Tasks;
 using System.Windows;
 using System.Windows.Shell;
 
-namespace SpineViewer.ViewModels
+namespace SpineViewer.ViewModels.MainWindow
 {
     public class SpineObjectListViewModel : ObservableObject
     {
diff --git a/SpineViewer/ViewModels/SpineObjectTabViewModel.cs b/SpineViewer/ViewModels/MainWindow/SpineObjectTabViewModel.cs
similarity index 99%
rename from SpineViewer/ViewModels/SpineObjectTabViewModel.cs
rename to SpineViewer/ViewModels/MainWindow/SpineObjectTabViewModel.cs
index cf4f4b3..c092a14 100644
--- a/SpineViewer/ViewModels/SpineObjectTabViewModel.cs
+++ b/SpineViewer/ViewModels/MainWindow/SpineObjectTabViewModel.cs
@@ -9,7 +9,7 @@ using System.Collections.ObjectModel;
 using System.ComponentModel;
 using System.Windows;
 
-namespace SpineViewer.ViewModels
+namespace SpineViewer.ViewModels.MainWindow
 {
     public class SpineObjectTabViewModel : ObservableObject
     {
@@ -611,7 +611,7 @@ namespace SpineViewer.ViewModels
             // 但是目前无法识别是否增加了轨道, 因此总是重建列表
 
             // 由于某些原因, 直接使用 Clear 会和 UI 逻辑冲突产生报错, 因此需要放到 Dispatcher 里延迟执行
-            App.Current.Dispatcher.BeginInvoke(
+            Application.Current.Dispatcher.BeginInvoke(
                 () =>
                 {
                     _animationTracks.Clear();
diff --git a/SpineViewer/Views/MainWindow.xaml b/SpineViewer/Views/MainWindow.xaml
index 29c9f64..9df47f3 100644
--- a/SpineViewer/Views/MainWindow.xaml
+++ b/SpineViewer/Views/MainWindow.xaml
@@ -5,7 +5,7 @@
         xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
         xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
         xmlns:hc="https://handyorg.github.io/handycontrol"
-        xmlns:vm="clr-namespace:SpineViewer.ViewModels"
+        xmlns:vm="clr-namespace:SpineViewer.ViewModels.MainWindow"
         xmlns:ext="clr-namespace:SpineViewer.Extensions"
         xmlns:SFMLRenderer="clr-namespace:SFMLRenderer;assembly=SFMLRenderer"
         mc:Ignorable="d"
diff --git a/SpineViewer/Views/MainWindow.xaml.cs b/SpineViewer/Views/MainWindow.xaml.cs
index 8c3b8f5..e83f61d 100644
--- a/SpineViewer/Views/MainWindow.xaml.cs
+++ b/SpineViewer/Views/MainWindow.xaml.cs
@@ -5,7 +5,7 @@ using NLog.Targets;
 using Spine;
 using SpineViewer.Natives;
 using SpineViewer.Resources;
-using SpineViewer.ViewModels;
+using SpineViewer.ViewModels.MainWindow;
 using System.Collections.Specialized;
 using System.ComponentModel;
 using System.Diagnostics;