private async void Button_Click(object sender, RoutedEventArgs e) { var picker = new Windows.Storage.Pickers.FileOpenPicker(); picker.ViewMode = Windows.Storage.Pickers.PickerViewMode.Thumbnail; picker.SuggestedStartLocation = Windows.Storage.Pickers.PickerLocationId.PicturesLibrary; picker.FileTypeFilter.Add(".png"); Windows.Storage.StorageFile file = await picker.PickSingleFileAsync(); if (file != null) { // Application now has read/write access to the picked file StorageFolder folder = await file.GetParentAsync(); List <string> fileTypeFilter = new List <string>(); fileTypeFilter.Add(".png"); var queryOptions = new QueryOptions(CommonFileQuery.OrderByName, fileTypeFilter); // Create query and retrieve files var query = KnownFolders.PicturesLibrary.CreateFileQueryWithOptions(queryOptions); IReadOnlyList <StorageFile> fileList = await query.GetFilesAsync(); // Process results foreach (StorageFile item in fileList) { // Process file System.Diagnostics.Debug.WriteLine(item.DisplayName); } } else { } }
public async void ButtonOpen(object sender, RoutedEventArgs e) { var picker = new Windows.Storage.Pickers.FileOpenPicker(); picker.ViewMode = Windows.Storage.Pickers.PickerViewMode.Thumbnail; picker.SuggestedStartLocation = Windows.Storage.Pickers.PickerLocationId.DocumentsLibrary; picker.FileTypeFilter.Add("*"); Windows.Storage.StorageFile file = await picker.PickSingleFileAsync(); texteditor editor = new texteditor(); editor.Editorclass.Readfile(file, ref editor1.edit); editors.Add(editor); StorageFolder tempfold = await file.GetParentAsync(); fileviewer1.setdirectory(tempfold); }
/// <summary> /// Opens a file picker to choose a local .2fa datafile /// </summary> /// <returns></returns> public async Task <bool> SetLocalFile(bool changePath = false) { if (!changePath) { SelectedIndex = 1; } FileOpenPicker filePicker = new FileOpenPicker { SuggestedStartLocation = PickerLocationId.ComputerFolder }; filePicker.FileTypeFilter.Add(".2fa"); IsLoading = true; Windows.Storage.StorageFile file = await filePicker.PickSingleFileAsync(); if (file != null) { IsLoading = false; LocalStorageFolder = await file.GetParentAsync(); //set folder to the access list //StorageApplicationPermissions.FutureAccessList.Add(LocalStorageFolder, "metadata"); //StorageApplicationPermissions.FutureAccessList.Add(file, "metadata"); DateFileName = file.Name; return(true); } else { //prevents the change of the index, if the user want to change //the path, but cancel the dialog IsLoading = false; if (!changePath) { SelectedIndex = 0; } return(false); } }
private async Task<string> GetPath(StorageFile file) { string path = ""; if (file != null) { if (!string.IsNullOrEmpty(file.Path)) return file.Path; path = file.Name; var folder = await file.GetParentAsync(); while (folder != null) { path = folder.Name + "\\" + path; folder = await folder.GetParentAsync(); } } return path; }
/// <summary> /// Accepts a StorageFile and returns the name of the folder the file is stored within /// </summary> public static async Task<string> GetParentFolderNameAsync(StorageFile imageFile) { var parentFolder = await imageFile.GetParentAsync(); return parentFolder.Name; }
public async Task<bool> AddImageToWhitelistAsync(StorageFile imageFile, string personName = null) { bool isSuccess = true; // imageFile should be valid image file if (!FaceApiUtils.ValidateImageFile(imageFile)) { isSuccess = false; } else { var filePath = imageFile.Path; // If personName is null/empty, use the folder name as person name if(string.IsNullOrEmpty(personName)) { personName = await FaceApiUtils.GetParentFolderNameAsync(imageFile); } // If person name doesn't exists, add it var personId = _whitelist.GetPersonIdByName(personName); if(personId == Guid.Empty) { var folder = await imageFile.GetParentAsync(); personId = await CreatePerson(personName, folder); } // detect faces var faceId = await DetectFaceFromImage(imageFile); await AddFace(personId, faceId, imageFile.Path); // train whitelist isSuccess = await TrainingWhitelistAsync(); } return isSuccess; }
public async Task FinishDownload(StorageFile destinationFile) { if (destinationFile != null) { StorageFolder parentFolder = await destinationFile.GetParentAsync(); if (destinationFile.FileType.EndsWith(DownloadExtension, StringComparison.OrdinalIgnoreCase)) { var realDestinationFileName = destinationFile.Name.Substring(0, destinationFile.Name.IndexOf(DownloadExtension, StringComparison.OrdinalIgnoreCase)); await FileUtils.MoveFile(destinationFile, parentFolder, realDestinationFileName); destinationFile = await FileUtils.GetFile(parentFolder, realDestinationFileName); if (destinationFile == null) { throw new InvalidOperationException("File move while finalizing file failed."); } } if (destinationFile.FileType.EndsWith(".zip", StringComparison.OrdinalIgnoreCase)) { IsDownloading = true; IsIndeterminate = true; InstallationStep = Resources.extracting_message; try { await QuranApp.NativeProvider.ExtractZip(destinationFile, parentFolder); } finally { await FileUtils.SafeFileDelete(destinationFile); } } } }