public Task <string[]> ShowFileDialogAsync(FileDialog dialog, Window parent) { var events = new SystemDialogEvents(); var nativeParent = GetNativeWindow(parent); if (dialog is OpenFileDialog ofd) { _native.OpenFileDialog(nativeParent, events, ofd.AllowMultiple.AsComBool(), ofd.Title ?? "", ofd.Directory ?? "", ofd.InitialFileName ?? "", string.Join(";", dialog.Filters.SelectMany(f => f.Extensions))); } else { _native.SaveFileDialog(nativeParent, events, dialog.Title ?? "", dialog.Directory ?? "", dialog.InitialFileName ?? "", string.Join(";", dialog.Filters.SelectMany(f => f.Extensions))); } return(events.Task.ContinueWith(t => { events.Dispose(); return t.Result; })); }
public Task <string[]> ShowFileDialogAsync(FileDialog dialog, IWindowBaseImpl parent) { var events = new SystemDialogEvents(); if (dialog is OpenFileDialog ofd) { _native.OpenFileDialog((parent as WindowImpl)?.Native, events, ofd.AllowMultiple, ofd.Title ?? "", ofd.InitialDirectory ?? "", ofd.InitialFileName ?? "", string.Join(";", dialog.Filters.SelectMany(f => f.Extensions))); } else { _native.SaveFileDialog((parent as WindowImpl)?.Native, events, dialog.Title ?? "", dialog.InitialDirectory ?? "", dialog.InitialFileName ?? "", string.Join(";", dialog.Filters.SelectMany(f => f.Extensions))); } return(events.Task.ContinueWith(t => { events.Dispose(); return t.Result; })); }
public override async Task <IStorageFile?> SaveFilePickerAsync(FilePickerSaveOptions options) { using var events = new SystemDialogEvents(); var suggestedDirectory = options.SuggestedStartLocation?.TryGetUri(out var suggestedDirectoryTmp) == true ? suggestedDirectoryTmp.LocalPath : string.Empty; _native.SaveFileDialog((IAvnWindow)_window.Native, events, options.Title ?? string.Empty, suggestedDirectory, options.SuggestedFileName ?? string.Empty, PrepareFilterParameter(options.FileTypeChoices)); var result = await events.Task.ConfigureAwait(false); return(result.FirstOrDefault() is string file ? new BclStorageFile(new FileInfo(file)) : null); }