refactor: show child-window and modal dialog

Signed-off-by: leo <longshuang@msn.cn>

src/App.Commands.cs

@@ -37,10 +37,10 @@ namespace SourceGit
             }
         }
 
-        public static readonly Command OpenPreferencesCommand = new Command(_ => ShowWindow(new Views.Preferences(), false));
-        public static readonly Command OpenHotkeysCommand = new Command(_ => ShowWindow(new Views.Hotkeys(), false));
+        public static readonly Command OpenPreferencesCommand = new Command(async _ => await ShowDailog(new Views.Preferences()));
+        public static readonly Command OpenHotkeysCommand = new Command(async _ => await ShowDailog(new Views.Hotkeys()));
         public static readonly Command OpenAppDataDirCommand = new Command(_ => Native.OS.OpenInFileManager(Native.OS.DataDir));
-        public static readonly Command OpenAboutCommand = new Command(_ => ShowWindow(new Views.About(), false));
+        public static readonly Command OpenAboutCommand = new Command(async _ => await ShowDailog(new Views.About()));
         public static readonly Command CheckForUpdateCommand = new Command(_ => (Current as App)?.Check4Update(true));
         public static readonly Command QuitCommand = new Command(_ => Quit(0));
         public static readonly Command CopyTextBlockCommand = new Command(async p =>

src/App.axaml.cs

@@ -106,43 +106,56 @@ namespace SourceGit
         #endregion
 
         #region Utility Functions
-        public static void ShowWindow(object data, bool showAsDialog)
+        public static object CreateViewForViewModel(object data)
         {
-            var impl = (Views.ChromelessWindow target, bool isDialog) =>
-            {
-                if (Current?.ApplicationLifetime is IClassicDesktopStyleApplicationLifetime { MainWindow: { } owner })
-                {
-                    if (isDialog)
-                        target.ShowDialog(owner);
-                    else
-                        target.Show(owner);
-                }
-                else
-                {
-                    target.Show();
-                }
-            };
-
-            if (data is Views.ChromelessWindow window)
-            {
-                impl(window, showAsDialog);
-                return;
-            }
-
             var dataTypeName = data.GetType().FullName;
             if (string.IsNullOrEmpty(dataTypeName) || !dataTypeName.Contains(".ViewModels.", StringComparison.Ordinal))
-                return;
+                return null;
 
             var viewTypeName = dataTypeName.Replace(".ViewModels.", ".Views.");
             var viewType = Type.GetType(viewTypeName);
-            if (viewType == null || !viewType.IsSubclassOf(typeof(Views.ChromelessWindow)))
-                return;
+            if (viewType != null)
+                return Activator.CreateInstance(viewType);
 
-            window = Activator.CreateInstance(viewType) as Views.ChromelessWindow;
+            return null;
+        }
+
+        public static Task ShowDailog(object data, Window owner = null)
+        {
+            if (owner == null)
+            {
+                if (Current?.ApplicationLifetime is IClassicDesktopStyleApplicationLifetime { MainWindow: { } mainWindow })
+                    owner = mainWindow;
+                else
+                    return null;
+            }
+
+            if (data is Views.ChromelessWindow window)
+                return window.ShowDialog(owner);
+
+            window = CreateViewForViewModel(data) as Views.ChromelessWindow;
             if (window != null)
             {
                 window.DataContext = data;
-                impl(window, showAsDialog);
+                return window.ShowDialog(owner);
+            }
+
+            return null;
+        }
+
+        public static void ShowWindow(object data)
+        {
+            if (data is Views.ChromelessWindow window)
+            {
+                window.Show();
+                return;
+            }
+
+            window = CreateViewForViewModel(data) as Views.ChromelessWindow;
+            if (window != null)
+            {
+                window.DataContext = data;
+                window.Show();
             }
         }
 
@@ -651,9 +664,9 @@ namespace SourceGit
 
         private void ShowSelfUpdateResult(object data)
         {
-            Dispatcher.UIThread.Post(() =>
+            Dispatcher.UIThread.Post(async () =>
             {
-                ShowWindow(new ViewModels.SelfUpdate() { Data = data }, true);
+                await ShowDailog(new ViewModels.SelfUpdate { Data = data });
             });
         }
 

src/ViewModels/CommitDetail.cs

@@ -259,7 +259,7 @@ namespace SourceGit.ViewModels
             history.Icon = App.CreateMenuIcon("Icons.Histories");
             history.Click += (_, ev) =>
             {
-                App.ShowWindow(new DirHistories(_repo, node.FullPath, _commit.SHA), false);
+                App.ShowWindow(new DirHistories(_repo, node.FullPath, _commit.SHA));
                 ev.Handled = true;
             };
 
@@ -351,7 +351,7 @@ namespace SourceGit.ViewModels
             history.Icon = App.CreateMenuIcon("Icons.Histories");
             history.Click += (_, ev) =>
             {
-                App.ShowWindow(new FileHistories(_repo, change.Path, _commit.SHA), false);
+                App.ShowWindow(new FileHistories(_repo, change.Path, _commit.SHA));
                 ev.Handled = true;
             };
 
@@ -361,7 +361,7 @@ namespace SourceGit.ViewModels
             blame.IsEnabled = change.Index != Models.ChangeState.Deleted;
             blame.Click += (_, ev) =>
             {
-                App.ShowWindow(new Blame(_repo.FullPath, change.Path, _commit), false);
+                App.ShowWindow(new Blame(_repo.FullPath, change.Path, _commit));
                 ev.Handled = true;
             };
 
@@ -470,7 +470,7 @@ namespace SourceGit.ViewModels
             history.Icon = App.CreateMenuIcon("Icons.Histories");
             history.Click += (_, ev) =>
             {
-                App.ShowWindow(new DirHistories(_repo, path, _commit.SHA), false);
+                App.ShowWindow(new DirHistories(_repo, path, _commit.SHA));
                 ev.Handled = true;
             };
 
@@ -572,7 +572,7 @@ namespace SourceGit.ViewModels
             history.Icon = App.CreateMenuIcon("Icons.Histories");
             history.Click += (_, ev) =>
             {
-                App.ShowWindow(new FileHistories(_repo, file.Path, _commit.SHA), false);
+                App.ShowWindow(new FileHistories(_repo, file.Path, _commit.SHA));
                 ev.Handled = true;
             };
 
@@ -582,7 +582,7 @@ namespace SourceGit.ViewModels
             blame.IsEnabled = file.Type == Models.ObjectType.Blob;
             blame.Click += (_, ev) =>
             {
-                App.ShowWindow(new Blame(_repo.FullPath, file.Path, _commit), false);
+                App.ShowWindow(new Blame(_repo.FullPath, file.Path, _commit));
                 ev.Handled = true;
             };
 

src/ViewModels/Histories.cs

@@ -645,7 +645,7 @@ namespace SourceGit.ViewModels
                     var interactiveRebase = new MenuItem();
                     interactiveRebase.Header = App.Text("CommitCM.InteractiveRebase", current.Name);
                     interactiveRebase.Icon = App.CreateMenuIcon("Icons.InteractiveRebase");
-                    interactiveRebase.Click += (_, e) =>
+                    interactiveRebase.Click += async (_, e) =>
                     {
                         if (_repo.LocalChangesCount > 0)
                         {
@@ -653,7 +653,7 @@ namespace SourceGit.ViewModels
                             return;
                         }
 
-                        App.ShowWindow(new InteractiveRebase(_repo, current, commit), true);
+                        await App.ShowDailog(new InteractiveRebase(_repo, current, commit));
                         e.Handled = true;
                     };
 

src/ViewModels/Launcher.cs

@@ -450,9 +450,9 @@ namespace SourceGit.ViewModels
 
             var configure = new MenuItem();
             configure.Header = App.Text("Workspace.Configure");
-            configure.Click += (_, e) =>
+            configure.Click += async (_, e) =>
             {
-                App.ShowWindow(new ConfigureWorkspace(), true);
+                await App.ShowDailog(new ConfigureWorkspace());
                 e.Handled = true;
             };
             menu.Items.Add(configure);

src/ViewModels/Repository.cs

@@ -1666,9 +1666,9 @@ namespace SourceGit.ViewModels
                 locks.IsEnabled = _remotes.Count > 0;
                 if (_remotes.Count == 1)
                 {
-                    locks.Click += (_, e) =>
+                    locks.Click += async (_, e) =>
                     {
-                        App.ShowWindow(new LFSLocks(this, _remotes[0].Name), true);
+                        await App.ShowDailog(new LFSLocks(this, _remotes[0].Name));
                         e.Handled = true;
                     };
                 }
@@ -1679,9 +1679,9 @@ namespace SourceGit.ViewModels
                         var remoteName = remote.Name;
                         var lockRemote = new MenuItem();
                         lockRemote.Header = remoteName;
-                        lockRemote.Click += (_, e) =>
+                        lockRemote.Click += async (_, e) =>
                         {
-                            App.ShowWindow(new LFSLocks(this, remoteName), true);
+                            await App.ShowDailog(new LFSLocks(this, remoteName));
                             e.Handled = true;
                         };
                         locks.Items.Add(lockRemote);
@@ -1984,7 +1984,7 @@ namespace SourceGit.ViewModels
                 compareWithCurrent.Icon = App.CreateMenuIcon("Icons.Compare");
                 compareWithCurrent.Click += (_, _) =>
                 {
-                    App.ShowWindow(new BranchCompare(_fullpath, branch, _currentBranch), false);
+                    App.ShowWindow(new BranchCompare(_fullpath, branch, _currentBranch));
                 };
                 menu.Items.Add(new MenuItem() { Header = "-" });
                 menu.Items.Add(compareWithCurrent);
@@ -2264,7 +2264,7 @@ namespace SourceGit.ViewModels
             compareWithHead.Icon = App.CreateMenuIcon("Icons.Compare");
             compareWithHead.Click += (_, _) =>
             {
-                App.ShowWindow(new BranchCompare(_fullpath, branch, _currentBranch), false);
+                App.ShowWindow(new BranchCompare(_fullpath, branch, _currentBranch));
             };
             menu.Items.Add(compareWithHead);
 

src/ViewModels/WorkingCopy.cs

@@ -334,11 +334,6 @@ namespace SourceGit.ViewModels
             UseExternalMergeTool(null);
         }
 
-        public void OpenAssumeUnchanged()
-        {
-            App.ShowWindow(new AssumeUnchangedManager(_repo), true);
-        }
-
         public void StashAll(bool autoStart)
         {
             if (!_repo.CanCreatePopup())
@@ -973,9 +968,9 @@ namespace SourceGit.ViewModels
                 history.Click += (_, e) =>
                 {
                     if (hasSelectedFolder)
-                        App.ShowWindow(new DirHistories(_repo, selectedSingleFolder), false);
+                        App.ShowWindow(new DirHistories(_repo, selectedSingleFolder));
                     else
-                        App.ShowWindow(new FileHistories(_repo, change.Path), false);
+                        App.ShowWindow(new FileHistories(_repo, change.Path));
 
                     e.Handled = true;
                 };
@@ -1166,7 +1161,7 @@ namespace SourceGit.ViewModels
                     history.Icon = App.CreateMenuIcon("Icons.Histories");
                     history.Click += (_, e) =>
                     {
-                        App.ShowWindow(new DirHistories(_repo, selectedSingleFolder), false);
+                        App.ShowWindow(new DirHistories(_repo, selectedSingleFolder));
                         e.Handled = true;
                     };
                     menu.Items.Add(new MenuItem() { Header = "-" });
@@ -1215,9 +1210,9 @@ namespace SourceGit.ViewModels
 
                 if (services.Count == 1)
                 {
-                    ai.Click += (_, e) =>
+                    ai.Click += async (_, e) =>
                     {
-                        App.ShowWindow(new AIAssistant(_repo, services[0], _selectedStaged, t => CommitMessage = t), true);
+                        await App.ShowDailog(new AIAssistant(_repo, services[0], _selectedStaged, t => CommitMessage = t));
                         e.Handled = true;
                     };
                 }
@@ -1229,9 +1224,9 @@ namespace SourceGit.ViewModels
 
                         var item = new MenuItem();
                         item.Header = service.Name;
-                        item.Click += (_, e) =>
+                        item.Click += async (_, e) =>
                         {
-                            App.ShowWindow(new AIAssistant(_repo, dup, _selectedStaged, t => CommitMessage = t), true);
+                            await App.ShowDailog(new AIAssistant(_repo, dup, _selectedStaged, t => CommitMessage = t));
                             e.Handled = true;
                         };
 
@@ -1421,9 +1416,9 @@ namespace SourceGit.ViewModels
                 history.Click += (_, e) =>
                 {
                     if (hasSelectedFolder)
-                        App.ShowWindow(new DirHistories(_repo, selectedSingleFolder), false);
+                        App.ShowWindow(new DirHistories(_repo, selectedSingleFolder));
                     else
-                        App.ShowWindow(new FileHistories(_repo, change.Path), false);
+                        App.ShowWindow(new FileHistories(_repo, change.Path));
                     e.Handled = true;
                 };
 
@@ -1532,7 +1527,7 @@ namespace SourceGit.ViewModels
                     history.Icon = App.CreateMenuIcon("Icons.Histories");
                     history.Click += (_, e) =>
                     {
-                        App.ShowWindow(new DirHistories(_repo, selectedSingleFolder), false);
+                        App.ShowWindow(new DirHistories(_repo, selectedSingleFolder));
                         e.Handled = true;
                     };
 
@@ -1672,7 +1667,7 @@ namespace SourceGit.ViewModels
 
             if (services.Count == 1)
             {
-                App.ShowWindow(new AIAssistant(_repo, services[0], _staged, t => CommitMessage = t), true);
+                _ = App.ShowDailog(new AIAssistant(_repo, services[0], _staged, t => CommitMessage = t));
                 return null;
             }
 
@@ -1682,9 +1677,9 @@ namespace SourceGit.ViewModels
                 var dup = service;
                 var item = new MenuItem();
                 item.Header = service.Name;
-                item.Click += (_, e) =>
+                item.Click += async (_, e) =>
                 {
-                    App.ShowWindow(new AIAssistant(_repo, dup, _staged, t => CommitMessage = t), true);
+                    await App.ShowDailog(new AIAssistant(_repo, dup, _staged, t => CommitMessage = t));
                     e.Handled = true;
                 };
 
@@ -1902,7 +1897,7 @@ namespace SourceGit.ViewModels
             {
                 if ((!autoStage && _staged.Count == 0) || (autoStage && _cached.Count == 0))
                 {
-                    App.ShowWindow(new ConfirmEmptyCommit(_cached.Count > 0, stageAll => DoCommit(stageAll, autoPush, CommitCheckPassed.FileCount)), true);
+                    _ = App.ShowDailog(new ConfirmEmptyCommit(_cached.Count > 0, stageAll => DoCommit(stageAll, autoPush, CommitCheckPassed.FileCount)));
                     return;
                 }
             }

src/Views/AIAssistant.axaml.cs

@@ -115,6 +115,7 @@ namespace SourceGit.Views
     {
         public AIAssistant()
         {
+            CloseOnESC = true;
             InitializeComponent();
         }
 

src/Views/About.axaml.cs

@@ -7,6 +7,7 @@ namespace SourceGit.Views
     {
         public About()
         {
+            CloseOnESC = true;
             InitializeComponent();
 
             var assembly = Assembly.GetExecutingAssembly();

src/Views/AssumeUnchangedManager.axaml.cs

@@ -7,6 +7,7 @@ namespace SourceGit.Views
     {
         public AssumeUnchangedManager()
         {
+            CloseOnESC = true;
             InitializeComponent();
         }
 

src/Views/BranchCompare.axaml

@@ -11,8 +11,7 @@
                     x:Name="ThisControl"
                     Icon="/App.ico"
                     Title="{DynamicResource Text.BranchCompare}"
-                    MinWidth="1280" MinHeight="720"
-                    WindowStartupLocation="CenterOwner">
+                    MinWidth="1280" MinHeight="720">
   <Grid RowDefinitions="Auto,64,*">
     <!-- TitleBar -->
     <Grid Grid.Row="0" Height="28" IsVisible="{Binding !#ThisControl.UseSystemWindowFrame}">

src/Views/ChromelessWindow.cs

@@ -13,6 +13,12 @@ namespace SourceGit.Views
             get => Native.OS.UseSystemWindowFrame;
         }
 
+        public bool CloseOnESC
+        {
+            get;
+            set;
+        } = false;
+
         protected override Type StyleKeyOverride => typeof(Window);
 
         public ChromelessWindow()
@@ -68,6 +74,17 @@ namespace SourceGit.Views
             }
         }
 
+        protected override void OnKeyDown(KeyEventArgs e)
+        {
+            base.OnKeyDown(e);
+
+            if (e is { Handled: false, Key: Key.Escape, KeyModifiers: KeyModifiers.None } && CloseOnESC)
+            {
+                Close();
+                e.Handled = true;
+            }
+        }
+
         private void OnWindowBorderPointerPressed(object sender, PointerPressedEventArgs e)
         {
             if (sender is Border { Tag: WindowEdge edge } && CanResize)

src/Views/CommitMessageEditor.axaml.cs

@@ -9,6 +9,7 @@ namespace SourceGit.Views
     {
         public CommitMessageEditor()
         {
+            CloseOnESC = true;
             InitializeComponent();
         }
 

src/Views/ConfigureCustomActionControls.axaml.cs

@@ -4,6 +4,7 @@ namespace SourceGit.Views
     {
         public ConfigureCustomActionControls()
         {
+            CloseOnESC = true;
             InitializeComponent();
         }
     }

src/Views/ConfigureWorkspace.axaml.cs

@@ -9,6 +9,7 @@ namespace SourceGit.Views
     {
         public ConfigureWorkspace()
         {
+            CloseOnESC = true;
             InitializeComponent();
         }
 

src/Views/ConventionalCommitMessageBuilder.axaml.cs

@@ -6,6 +6,7 @@ namespace SourceGit.Views
     {
         public ConventionalCommitMessageBuilder()
         {
+            CloseOnESC = true;
             InitializeComponent();
         }
 

src/Views/Hotkeys.axaml.cs

@@ -1,20 +1,11 @@
-using Avalonia.Input;
-
 namespace SourceGit.Views
 {
     public partial class Hotkeys : ChromelessWindow
     {
         public Hotkeys()
         {
+            CloseOnESC = true;
             InitializeComponent();
         }
-
-        protected override void OnKeyDown(KeyEventArgs e)
-        {
-            base.OnKeyDown(e);
-
-            if (!e.Handled && e.Key == Key.Escape)
-                Close();
-        }
     }
 }

src/Views/InteractiveRebase.axaml.cs

@@ -68,6 +68,7 @@ namespace SourceGit.Views
     {
         public InteractiveRebase()
         {
+            CloseOnESC = true;
             InitializeComponent();
         }
 

src/Views/LFSLocks.axaml.cs

@@ -7,6 +7,7 @@ namespace SourceGit.Views
     {
         public LFSLocks()
         {
+            CloseOnESC = true;
             InitializeComponent();
         }
 

src/Views/Launcher.axaml.cs

@@ -143,7 +143,7 @@ namespace SourceGit.Views
             }
         }
 
-        protected override void OnKeyDown(KeyEventArgs e)
+        protected override async void OnKeyDown(KeyEventArgs e)
         {
             var vm = DataContext as ViewModels.Launcher;
             if (vm == null)
@@ -166,7 +166,7 @@ namespace SourceGit.Views
             // Ctrl+, opens preference dialog (macOS use hotkeys in system menu bar)
             if (!OperatingSystem.IsMacOS() && e is { KeyModifiers: KeyModifiers.Control, Key: Key.OemComma })
             {
-                App.ShowWindow(new Preferences(), true);
+                await App.ShowDailog(new Preferences());
                 e.Handled = true;
                 return;
             }
@@ -174,7 +174,7 @@ namespace SourceGit.Views
             // F1 opens preference dialog (macOS use hotkeys in system menu bar)
             if (!OperatingSystem.IsMacOS() && e.Key == Key.F1)
             {
-                App.ShowWindow(new Hotkeys(), true);
+                await App.ShowDailog(new Hotkeys());
                 return;
             }
 

src/Views/LauncherPage.axaml.cs

@@ -56,28 +56,9 @@ namespace SourceGit.Views
             if (sender is ContentPresenter presenter)
             {
                 if (presenter.DataContext is not ViewModels.Popup)
-                {
                     presenter.Content = null;
-                    return;
-                }
-
-                var dataTypeName = presenter.DataContext.GetType().FullName;
-                if (string.IsNullOrEmpty(dataTypeName))
-                {
-                    presenter.Content = null;
-                    return;
-                }
-
-                var viewTypeName = dataTypeName.Replace(".ViewModels.", ".Views.");
-                var viewType = Type.GetType(viewTypeName);
-                if (viewType == null)
-                {
-                    presenter.Content = null;
-                    return;
-                }
-
-                var view = Activator.CreateInstance(viewType);
-                presenter.Content = view;
+                else
+                    presenter.Content = App.CreateViewForViewModel(presenter.DataContext);
             }
         }
     }

src/Views/Preferences.axaml.cs

@@ -117,6 +117,7 @@ namespace SourceGit.Views
         {
             var pref = ViewModels.Preferences.Instance;
             DataContext = pref;
+            CloseOnESC = true;
 
             if (pref.IsGitConfigured())
             {
@@ -378,12 +379,12 @@ namespace SourceGit.Views
                 await new Commands.Config(null).SetAsync(key, value);
         }
 
-        private void OnUseNativeWindowFrameChanged(object sender, RoutedEventArgs e)
+        private async void OnUseNativeWindowFrameChanged(object sender, RoutedEventArgs e)
         {
             if (sender is CheckBox box)
             {
                 ViewModels.Preferences.Instance.UseSystemWindowFrame = box.IsChecked == true;
-                App.ShowWindow(new ConfirmRestart(), true);
+                await App.ShowDailog(new ConfirmRestart());
             }
 
             e.Handled = true;

src/Views/RepositoryConfigure.axaml.cs

@@ -1,5 +1,4 @@
 using Avalonia.Controls;
-using Avalonia.Input;
 using Avalonia.Interactivity;
 using Avalonia.Platform.Storage;
 
@@ -9,17 +8,10 @@ namespace SourceGit.Views
     {
         public RepositoryConfigure()
         {
+            CloseOnESC = true;
             InitializeComponent();
         }
 
-        protected override void OnKeyDown(KeyEventArgs e)
-        {
-            base.OnKeyDown(e);
-
-            if (!e.Handled && e.Key == Key.Escape)
-                Close();
-        }
-
         protected override async void OnClosing(WindowClosingEventArgs e)
         {
             base.OnClosing(e);

src/Views/RepositoryToolbar.axaml.cs

@@ -22,20 +22,20 @@ namespace SourceGit.Views
             }
         }
 
-        private void OpenStatistics(object _, RoutedEventArgs e)
+        private async void OpenStatistics(object _, RoutedEventArgs e)
         {
             if (DataContext is ViewModels.Repository repo)
             {
-                App.ShowWindow(new ViewModels.Statistics(repo.FullPath), true);
+                await App.ShowDailog(new ViewModels.Statistics(repo.FullPath));
                 e.Handled = true;
             }
         }
 
-        private void OpenConfigure(object sender, RoutedEventArgs e)
+        private async void OpenConfigure(object sender, RoutedEventArgs e)
         {
             if (DataContext is ViewModels.Repository repo)
             {
-                App.ShowWindow(new ViewModels.RepositoryConfigure(repo), true);
+                await App.ShowDailog(new ViewModels.RepositoryConfigure(repo));
                 e.Handled = true;
             }
         }
@@ -143,11 +143,11 @@ namespace SourceGit.Views
             e.Handled = true;
         }
 
-        private void OpenGitLogs(object sender, RoutedEventArgs e)
+        private async void OpenGitLogs(object sender, RoutedEventArgs e)
         {
             if (DataContext is ViewModels.Repository repo)
             {
-                App.ShowWindow(new ViewModels.ViewLogs(repo), true);
+                await App.ShowDailog(new ViewModels.ViewLogs(repo));
                 e.Handled = true;
             }
         }

src/Views/SelfUpdate.axaml.cs

@@ -66,6 +66,7 @@ namespace SourceGit.Views
     {
         public SelfUpdate()
         {
+            CloseOnESC = true;
             InitializeComponent();
         }
 

src/Views/Statistics.axaml.cs

@@ -4,6 +4,7 @@ namespace SourceGit.Views
     {
         public Statistics()
         {
+            CloseOnESC = true;
             InitializeComponent();
         }
     }

src/Views/ViewLogs.axaml.cs

@@ -7,6 +7,7 @@ namespace SourceGit.Views
     {
         public ViewLogs()
         {
+            CloseOnESC = true;
             InitializeComponent();
         }
 

src/Views/WorkingCopy.axaml

@@ -73,7 +73,7 @@
                     Width="26" Height="14"
                     Padding="0"
                     ToolTip.Tip="{DynamicResource Text.WorkingCopy.Unstaged.ViewAssumeUnchanged}"
-                    Command="{Binding OpenAssumeUnchanged}">
+                    Click="OnOpenAssumeUnchanged">
               <Path Width="14" Height="14" Data="{StaticResource Icons.File.Ignore}"/>
             </Button>
             <ToggleButton Grid.Column="5"

src/Views/WorkingCopy.axaml.cs

@@ -26,6 +26,15 @@ namespace SourceGit.Views
                 layout.WorkingCopyLeftWidth = new GridLength(maxLeft, GridUnitType.Pixel);
         }
 
+        private async void OnOpenAssumeUnchanged(object sender, RoutedEventArgs e)
+        {
+            var repoView = this.FindAncestorOfType<Repository>();
+            if (repoView is { DataContext: ViewModels.Repository repo })
+                await App.ShowDailog(new ViewModels.AssumeUnchangedManager(repo));
+
+            e.Handled = true;
+        }
+
         private void OnUnstagedContextRequested(object sender, ContextRequestedEventArgs e)
         {
             if (DataContext is ViewModels.WorkingCopy vm && sender is Control control)