Created an empty export button.

FinModelUtility/UniversalAssetTool/UniversalAssetTool.Ui.Avalonia/UniversalAssetTool.Ui.Avalonia.csproj

@@ -51,6 +51,9 @@
   </ItemGroup>
 
   <ItemGroup>
+    <AvaloniaXaml Update="common\buttons\ExportAssetButton.axaml">
+      <SubType>Designer</SubType>
+    </AvaloniaXaml>
     <AvaloniaXaml Update="common\IconStyles.axaml">
       <SubType>Designer</SubType>
     </AvaloniaXaml>
@@ -60,6 +63,10 @@
   </ItemGroup>
 
   <ItemGroup>
+    <Compile Update="common\buttons\ExportAssetButton.axaml.cs">
+      <SubType>Code</SubType>
+      <DependentUpon>ExportAssetButton.axaml</DependentUpon>
+    </Compile>
     <Compile Update="common\buttons\ImportAssetButton.axaml.cs">
       <DependentUpon>ImportAssetButton.axaml</DependentUpon>
     </Compile>

FinModelUtility/UniversalAssetTool/UniversalAssetTool.Ui.Avalonia/common/buttons/ExportAssetButton.axaml

@@ -0,0 +1,12 @@
+<UserControl xmlns="https://github.com/avaloniaui"
+             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:avalonia="clr-namespace:Material.Icons.Avalonia;assembly=Material.Icons.Avalonia"
+             mc:Ignorable="d"
+             x:Class="uni.ui.avalonia.common.buttons.ExportAssetButton">
+  <Button ToolTip.Tip="Import asset"
+          Click="Button_OnClick">
+    <avalonia:MaterialIcon Kind="FileExport" />
+  </Button>
+</UserControl>

FinModelUtility/UniversalAssetTool/UniversalAssetTool.Ui.Avalonia/common/buttons/ExportAssetButton.axaml.cs

@@ -0,0 +1,94 @@
+using Avalonia.Controls;
+using Avalonia.Interactivity;
+
+namespace uni.ui.avalonia.common.buttons;
+
+public partial class ExportAssetButton : UserControl {
+  public ExportAssetButton() => this.InitializeComponent();
+
+  private async void Button_OnClick(object? sender, RoutedEventArgs e) { }
+
+  /*private void StartExportingModelsInBackground_(
+      IReadOnlyList<IAnnotatedFileBundle<IModelFileBundle>>
+          modelFileBundles) {
+    var extractorPromptChoice =
+        PromptIfModelFileBundlesAlreadyExported_(
+            modelFileBundles,
+            Config.Instance.Exporter.General.ExportedFormats);
+    if (extractorPromptChoice != ExporterPromptChoice.CANCEL) {
+      this.CancellationToken = new CancellationTokenSource();
+
+      Task.Run(() => {
+        ExportAll(modelFileBundles,
+                  new GlobalModelImporter(),
+                  this.Progress,
+                  this.CancellationToken,
+                  Config.Instance.Exporter.General
+                        .ExportedFormats,
+                  extractorPromptChoice ==
+                  ExporterPromptChoice
+                      .OVERWRITE_EXISTING);
+      });
+    }
+  }
+
+  private string GetTotalNodeText_(IFileTreeNode node) {
+    var totalText = "";
+    var directory = node;
+    while (true) {
+      if (totalText.Length > 0) {
+        totalText = "/" + totalText;
+      }
+
+      totalText = directory.Text + totalText;
+
+      directory = directory.Parent;
+      if (directory?.Parent == null) {
+        break;
+      }
+    }
+
+    return totalText;
+  }
+
+  private static async Task<ExporterPromptChoice>
+      PromptIfModelFileBundlesAlreadyExported_(
+          IReadOnlyList<IAnnotatedFileBundle> modelFileBundles,
+          IReadOnlySet<ExportedFormat> formats) {
+    if (CheckIfModelFileBundlesAlreadyExported(
+            modelFileBundles,
+            formats,
+            out var existingOutputFiles)) {
+      var totalCount = modelFileBundles.Count;
+      if (totalCount == 1) {
+        var result = await MessageBoxManager
+                     .GetMessageBoxStandard(
+                         "Model has already been exported!",
+                         $"Model defined in \"{existingOutputFiles.First().FileBundle.DisplayFullPath}\" has already been exported. Would you like to overwrite it?",
+                         ButtonEnum.YesNo,
+                         Icon.Warning
+                     ).ShowAsync();
+        return result switch {
+            ButtonResult.Yes => ExporterPromptChoice.OVERWRITE_EXISTING,
+            ButtonResult.No  => ExporterPromptChoice.CANCEL,
+        };
+      } else {
+        var existingCount = existingOutputFiles.Count();
+        var result = await MessageBoxManager
+                           .GetMessageBoxStandard(
+                               $"{existingCount}/{totalCount} models have already been exported!",
+                               $"{existingCount} model{(existingCount != 1 ? "s have" : " has")} already been exported. Select 'Yes' to overwrite them, 'No' to skip them, or 'Cancel' to abort this operation.",
+                               ButtonEnum.YesNoCancel,
+                               Icon.Warning
+                           ).ShowAsync();
+        return result switch {
+            ButtonResult.Yes    => ExporterPromptChoice.OVERWRITE_EXISTING,
+            ButtonResult.No     => ExporterPromptChoice.SKIP_EXISTING,
+            ButtonResult.Cancel => ExporterPromptChoice.CANCEL,
+        };
+      }
+    }
+
+    return ExporterPromptChoice.SKIP_EXISTING;
+  }*/
+}