[GUI] Replace file dialogs with file pickers.

Aaru.Gui/ViewModels/Tabs/PcmciaInfoViewModel.cs

@@ -30,6 +30,7 @@
 // Copyright © 2011-2024 Natalia Portillo
 // ****************************************************************************/
 
+using System.Collections.Generic;
 using System.Collections.ObjectModel;
 using System.IO;
 using System.Reactive;
@@ -39,6 +40,7 @@ using Aaru.Decoders.PCMCIA;
 using Aaru.Gui.Models;
 using Aaru.Localization;
 using Avalonia.Controls;
+using Avalonia.Platform.Storage;
 using JetBrains.Annotations;
 using ReactiveUI;
 
@@ -175,25 +177,17 @@ public class PcmciaInfoViewModel : ViewModelBase
 
     async Task ExecuteSavePcmciaCisCommand()
     {
-        var dlgSaveBinary = new SaveFileDialog();
-
-        dlgSaveBinary.Filters?.Add(new FileDialogFilter
+        IStorageFile result = await _view.StorageProvider.SaveFilePickerAsync(new FilePickerSaveOptions
         {
-            Extensions =
-            [
-                ..new[]
-                {
-                    "*.bin"
-                }
-            ],
-            Name = UI.Dialog_Binary_files
+            FileTypeChoices = new List<FilePickerFileType>
+            {
+                FilePickerFileTypes.Binary
+            }
         });
 
-        string result = await dlgSaveBinary.ShowAsync(_view);
-
         if(result is null) return;
 
-        var saveFs = new FileStream(result, FileMode.Create);
+        var saveFs = new FileStream(result.Path.AbsolutePath, FileMode.Create);
         saveFs.Write(_cis, 0, _cis.Length);
 
         saveFs.Close();