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feat: Implemented FileSavePicker on MacOS
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,54 @@ | ||
| using System; | ||
| using System.Linq; | ||
| using System.Threading.Tasks; | ||
| using AppKit; | ||
| using Foundation; | ||
| using Windows.Foundation; | ||
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| namespace Windows.Storage.Pickers | ||
| { | ||
| public partial class FileSavePicker | ||
| { | ||
| public PickerLocationId SuggestedStartLocation { get; set; } | ||
| public IAsyncOperation<StorageFile> PickSaveFileAsync() => PickFileTaskAsync().AsAsyncOperation(); | ||
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| private async Task<StorageFile> PickFileTaskAsync() | ||
| { | ||
| var savePicker = new NSSavePanel(); | ||
| savePicker.DirectoryUrl = new NSUrl(GetStartPath(), true); | ||
| savePicker.AllowedFileTypes = GetFileTypes(); | ||
| if(SuggestedFileName != null) | ||
| { | ||
| savePicker.NameFieldStringValue = SuggestedFileName; | ||
| } | ||
| if (savePicker.RunModal() == 1) | ||
| { | ||
| return await StorageFile.GetFileFromPathAsync(savePicker.Url.Path); | ||
| } | ||
| else | ||
| { | ||
| return null; | ||
| } | ||
| } | ||
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| private string GetStartPath() | ||
| { | ||
| var specialFolder = SuggestedStartLocation switch | ||
| { | ||
| PickerLocationId.DocumentsLibrary => Environment.SpecialFolder.Personal, | ||
| PickerLocationId.ComputerFolder => Environment.SpecialFolder.MyComputer, | ||
| PickerLocationId.Desktop => Environment.SpecialFolder.Desktop, | ||
| PickerLocationId.MusicLibrary => Environment.SpecialFolder.MyMusic, | ||
| PickerLocationId.PicturesLibrary => Environment.SpecialFolder.MyPictures, | ||
| PickerLocationId.VideosLibrary => Environment.SpecialFolder.MyVideos, | ||
| _ => Environment.SpecialFolder.Personal | ||
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| }; | ||
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| return Environment.GetFolderPath(specialFolder); | ||
| } | ||
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| private string[] GetFileTypes() => FileTypeChoices.SelectMany(x => x.Value.Select(val=>val.TrimStart(new[] { '.' }))).ToArray(); | ||
| } | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,39 @@ | ||
| namespace Windows.Storage.Pickers | ||
| { | ||
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| public enum PickerLocationId | ||
| { | ||
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| DocumentsLibrary, | ||
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| ComputerFolder, | ||
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| Desktop, | ||
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| Downloads, | ||
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| HomeGroup, | ||
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| MusicLibrary, | ||
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| PicturesLibrary, | ||
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| VideosLibrary, | ||
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| Objects3D, | ||
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| Unspecified, | ||
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| } | ||
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| } |