chore: import upstream snapshot with attribution

src/settings-ui/Settings.UI.Library/AdvancedPasteTranscodeAction.cs

@@ -0,0 +1,47 @@
+// Copyright (c) Microsoft Corporation
+// The Microsoft Corporation licenses this file to you under the MIT license.
+// See the LICENSE file in the project root for more information.
+
+using System.Collections.Generic;
+using System.Text.Json.Serialization;
+
+using Microsoft.PowerToys.Settings.UI.Library.Helpers;
+
+namespace Microsoft.PowerToys.Settings.UI.Library;
+
+public sealed class AdvancedPasteTranscodeAction : Observable, IAdvancedPasteAction
+{
+    public static class PropertyNames
+    {
+        public const string TranscodeToMp3 = "transcode-to-mp3";
+        public const string TranscodeToMp4 = "transcode-to-mp4";
+    }
+
+    private AdvancedPasteAdditionalAction _transcodeToMp3 = new();
+    private AdvancedPasteAdditionalAction _transcodeToMp4 = new();
+    private bool _isShown = true;
+
+    [JsonPropertyName("isShown")]
+    public bool IsShown
+    {
+        get => _isShown;
+        set => Set(ref _isShown, value);
+    }
+
+    [JsonPropertyName(PropertyNames.TranscodeToMp3)]
+    public AdvancedPasteAdditionalAction TranscodeToMp3
+    {
+        get => _transcodeToMp3;
+        init => Set(ref _transcodeToMp3, value ?? new());
+    }
+
+    [JsonPropertyName(PropertyNames.TranscodeToMp4)]
+    public AdvancedPasteAdditionalAction TranscodeToMp4
+    {
+        get => _transcodeToMp4;
+        init => Set(ref _transcodeToMp4, value ?? new());
+    }
+
+    [JsonIgnore]
+    public IEnumerable<IAdvancedPasteAction> SubActions => [TranscodeToMp3, TranscodeToMp4];
+}