| | | 1 | | // ----------------------------------------------------------------------- |
| | | 2 | | // <copyright file="CancelledFileDialogService.cs" company="Stéphane ANDRE"> |
| | | 3 | | // Copyright (c) Stéphane ANDRE. All rights reserved. |
| | | 4 | | // </copyright> |
| | | 5 | | // ----------------------------------------------------------------------- |
| | | 6 | | |
| | | 7 | | using System.Threading; |
| | | 8 | | using System.Threading.Tasks; |
| | | 9 | | |
| | | 10 | | namespace MyNet.UI.Dialogs.FileDialogs; |
| | | 11 | | |
| | | 12 | | /// <summary> |
| | | 13 | | /// Headless fallback that always returns a cancelled <see cref="FileDialogResult"/>. |
| | | 14 | | /// Replace with a platform-specific <see cref="IFileDialogService"/> in GUI hosts. |
| | | 15 | | /// </summary> |
| | | 16 | | public sealed class CancelledFileDialogService : IFileDialogService |
| | | 17 | | { |
| | 3 | 18 | | private static readonly FileDialogResult Cancelled = new() { IsCancelled = true }; |
| | | 19 | | |
| | | 20 | | /// <inheritdoc /> |
| | | 21 | | public Task<FileDialogResult> ShowOpenFileDialogAsync( |
| | | 22 | | OpenFileDialogSettings settings, |
| | | 23 | | CancellationToken cancellationToken = default) |
| | | 24 | | { |
| | 6 | 25 | | cancellationToken.ThrowIfCancellationRequested(); |
| | 3 | 26 | | return Task.FromResult(Cancelled); |
| | | 27 | | } |
| | | 28 | | |
| | | 29 | | /// <inheritdoc /> |
| | | 30 | | public Task<FileDialogResult> ShowSaveFileDialogAsync( |
| | | 31 | | SaveFileDialogSettings settings, |
| | | 32 | | CancellationToken cancellationToken = default) |
| | | 33 | | { |
| | 3 | 34 | | cancellationToken.ThrowIfCancellationRequested(); |
| | 3 | 35 | | return Task.FromResult(Cancelled); |
| | | 36 | | } |
| | | 37 | | |
| | | 38 | | /// <inheritdoc /> |
| | | 39 | | public Task<FileDialogResult> ShowFolderDialogAsync( |
| | | 40 | | OpenFolderDialogSettings settings, |
| | | 41 | | CancellationToken cancellationToken = default) |
| | | 42 | | { |
| | 3 | 43 | | cancellationToken.ThrowIfCancellationRequested(); |
| | 3 | 44 | | return Task.FromResult(Cancelled); |
| | | 45 | | } |
| | | 46 | | } |
| | | 47 | | |