试图修弹窗崩溃

Controller.cs

@@ -42,7 +42,7 @@ namespace HashCalculator.GUI
                 {
                     case InputEntryType.BinaryFile:
                         ViewModel.StatusText = "请留意一下弹出的窗口（";
-                        CopyableBox.ShowDialog("SAGE FastHash 计算器", token => CalculateBinaryHash(selected.Value, token));
+                        await ViewModel.RequestCopyableBox("SAGE FastHash 计算器", token => CalculateBinaryHash(selected.Value, token));
                         ViewModel.StatusText = string.Empty;
                         return;
                     case InputEntryType.BigFile:
@@ -62,7 +62,7 @@ namespace HashCalculator.GUI
             catch (Exception error)
             {
                 ViewModel.StatusText = "失败…";
-                CopyableBox.ShowDialog("SAGE FastHash 计算器 - 失败！", _ =>
+                await ViewModel.RequestCopyableBox("SAGE FastHash 计算器 - 失败！", _ =>
                 {
                     return Task.FromResult($"在尝试加载 {selected.Type} `{selected.Value}` 时发生错误：\r\n{error}");
                 });
@@ -313,7 +313,7 @@ namespace HashCalculator.GUI
             }
         }
 
-        public static async Task LoadCsf(string filePath)
+        public async Task LoadCsf(string filePath)
         {
             await ExceptionWrapepr(async () =>
             {
@@ -417,7 +417,22 @@ namespace HashCalculator.GUI
             UpdateEntries();
         }
 
-        public static IEnumerable<InputEntry> FindManifests()
+        private async Task ExceptionWrapepr(Func<Task> action, string errorTitle, string preErrorMessage)
+        {
+            try
+            {
+                await action().ConfigureAwait(true);
+            }
+            catch (Exception exception)
+            {
+                await ViewModel.RequestCopyableBox(errorTitle, _ =>
+                {
+                    return Task.FromResult(preErrorMessage + exception);
+                });
+            }
+        }
+
+        private static IEnumerable<InputEntry> FindManifests()
         {
             var manifests = VirtualFileSystem.ListFiles(SelectedFileSystemRootPath, "*.manifest", VirtualSearchOptionType.AllDirectories);
             var modManifests = from manifest in manifests
@@ -439,20 +454,5 @@ namespace HashCalculator.GUI
         {
             return VirtualFileSystem.GetFileName(path).StartsWith(what, StringComparison.OrdinalIgnoreCase);
         }
-
-        private static async Task ExceptionWrapepr(Func<Task> action, string errorTitle, string preErrorMessage)
-        {
-            try
-            {
-                await action().ConfigureAwait(true);
-            }
-            catch (Exception exception)
-            {
-                CopyableBox.ShowDialog(errorTitle, _ =>
-                {
-                    return Task.FromResult(preErrorMessage + exception);
-                });
-            }
-        }
     }
 }

CopyableBox.xaml.cs

@@ -1,43 +1,39 @@
 using System;
-using System.Collections.Generic;
 using System.ComponentModel;
 using System.Diagnostics.CodeAnalysis;
-using System.Linq;
-using System.Text;
 using System.Threading;
 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.Shapes;
 using System.Windows.Threading;
-using TechnologyAssembler.Core.Extensions;
 
 namespace HashCalculator.GUI
 {
+    public class ShowCopyableBoxEventArgs : EventArgs
+    {
+        public string Title { get; }
+        public Func<CancellationToken, Task<string>> GetContent { get; }
+        public Task Completion { get; set; }
+
+        public ShowCopyableBoxEventArgs(string title, Func<CancellationToken, Task<string>> getContent)
+        {
+            Title = title;
+            GetContent = getContent;
+            Completion = Task.CompletedTask;
+        }
+    }
+
     /// <summary>
     /// CopyableBox.xaml 的交互逻辑
     /// </summary>
-    [SuppressMessage("Microsoft.Performance", "CA1812")]
     internal partial class CopyableBox : Window, IDisposable
     {
         private CopyableBoxViewModel ViewModel => (CopyableBoxViewModel)DataContext;
 
-        public static void ShowDialog(string title, Func<CancellationToken, Task<string>> action)
+        public CopyableBox(Window owner, string title, Func<CancellationToken, Task<string>> action)
-        {
-            using var box = new CopyableBox();
-            box.ViewModel.Initialize(title, action, box.Dispatcher);
-            box.Owner = App.Current.MainWindow;
-            box.ShowDialog();
-        }
-
-        private CopyableBox()
         {
             InitializeComponent();
+            Owner = owner;
+            ViewModel.Initialize(title, action, Dispatcher);
         }
 
         public void Dispose()
@@ -45,7 +41,7 @@ namespace HashCalculator.GUI
             ViewModel.Dispose();
         }
 
-        private void ClosingHandler(object sender, CancelEventArgs e)
+        private async void ClosingHandler(object sender, CancelEventArgs e)
         {
             if (ViewModel.ReadyToClose)
             {
@@ -53,19 +49,18 @@ namespace HashCalculator.GUI
             }
 
             e.Cancel = true;
+            await Dispatcher.Yield();
             if (ViewModel.CloseCommand.CanExecuteValue)
             {
                 ViewModel.CloseCommand.Execute(this);
             }
-
             return;
         }
     }
 
-    [SuppressMessage("Microsoft.Performance", "CA1812")]
     internal class CopyableBoxViewModel : NotifyPropertyChanged, IDisposable
     {
-        private readonly CancellationTokenSource _cancellationTokenSource = new CancellationTokenSource();
+        private readonly CancellationTokenSource _cancellationTokenSource = new();
         private Task? _task;
 
         private string _title = "我居然没有名字qwq";
@@ -113,7 +108,7 @@ namespace HashCalculator.GUI
                     try
                     {
                         Cancel();
-                        await _task.ConfigureAwait(true);
+                        await _task;
                     }
                     catch (OperationCanceledException) { }
                 }
@@ -147,14 +142,14 @@ namespace HashCalculator.GUI
                         Text = $"{InitialMessage}\r\n目前耗时{timer.TimeSinceCreation}，稍微再等一下吧233";
                     }, dispatcher, TimeSpan.FromMilliseconds(200), TimeSpan.FromSeconds(1));
 
-                    return await action(token).ConfigureAwait(false);
+                    return await action(token);
                 }
                 catch (OperationCanceledException)
                 {
                     return "操作已被取消";
                 }
             }
-            Text = await dispatcher.Invoke(Action).ConfigureAwait(true);
+            Text = await dispatcher.Invoke(Action);
         }
 
         private void Cancel()

MainWindow.xaml.cs

@@ -24,10 +24,22 @@ namespace HashCalculator.GUI
             {
                 ViewModel.NotifyCsfChange();
             });
+            ViewModel.ShowCopyableBox += ViewModel_ShowCopyableBox;
             ViewModel.OpenFileDialog += ViewModel_OpenFileDialog;
             ViewModel.ClearTracer += ViewModel_ClearTracer;
         }
 
+        private void ViewModel_ShowCopyableBox(object? sender, ShowCopyableBoxEventArgs e)
+        {
+            var title = e.Title;
+            var getContent = e.GetContent;
+            e.Completion = Dispatcher.InvokeAsync(() =>
+            {
+                using var box = new CopyableBox(this, title, getContent);
+                box.ShowDialog();
+            }).Task;
+        }
+
         private void ViewModel_OpenFileDialog(object? sender, OpenFileDialogEventArgs e)
         {
             var sdkRoot = new OpenFileDialog

ViewModel.cs

@@ -6,6 +6,7 @@ using System.Diagnostics.CodeAnalysis;
 using System.IO;
 using System.Linq;
 using System.Runtime.CompilerServices;
+using System.Threading;
 using System.Threading.Tasks;
 using TechnologyAssembler.Core.IO;
 
@@ -62,6 +63,7 @@ namespace HashCalculator.GUI
     {
         private static readonly Random _random = new();
         public event EventHandler? ClearTracer;
+        public event EventHandler<ShowCopyableBoxEventArgs>? ShowCopyableBox;
         public event EventHandler<OpenFileDialogEventArgs>? OpenFileDialog;
         public MainInputViewModel MainInput { get; }
         public BigInputViewModel BigEntryInput { get; }
@@ -157,7 +159,7 @@ namespace HashCalculator.GUI
                     var fileName = await controller.RequestOpenFile(string.Empty, ("*.csf;*.big", "CSF / BIG 文件"));
                     if (fileName is not null)
                     {
-                        await Controller.LoadCsf(fileName).ConfigureAwait(true);
+                        await controller.LoadCsf(fileName).ConfigureAwait(true);
                     }
                 }
                 finally
@@ -177,6 +179,13 @@ namespace HashCalculator.GUI
             });
         }
 
+        public Task RequestCopyableBox(string title, Func<CancellationToken, Task<string>> getContent)
+        {
+            var data = new ShowCopyableBoxEventArgs(title, getContent);
+            ShowCopyableBox?.Invoke(this, data);
+            return data.Completion;
+        }
+
         public Task<string?> RequestOpenFile(string title, IEnumerable<(string Extension, string? Description)> filters)
         {
             var data = new OpenFileDialogEventArgs(title, filters);
@@ -474,7 +483,7 @@ namespace HashCalculator.GUI
                 }
                 catch (Exception exception)
                 {
-                    CopyableBox.ShowDialog("SAGE FastHash 计算器的错误", _ =>
+                    await viewModel.RequestCopyableBox("SAGE FastHash 计算器的错误", _ =>
                     {
                         return Task.FromResult($"在加载 manifest 时发生错误：{exception}");
                     });