public async void Save()
{
try
{
if (_file != null)
{
await _fileService.SaveAsync(_file);
_toastService.ShowToast(_file, "File succesfully saved.");
}
else
{
var savePicker = new Windows.Storage.Pickers.FileSavePicker();
savePicker.SuggestedStartLocation =
Windows.Storage.Pickers.PickerLocationId.DocumentsLibrary;
// Dropdown of file types the user can save the file as
savePicker.FileTypeChoices.Add("Plain Text", new List <string>()
{
".txt"
});
// Default file name if the user does not type one in or select a file to replace
savePicker.SuggestedFileName = "New Document";
Windows.Storage.StorageFile file = await savePicker.PickSaveFileAsync();
if (file != null)
{
// Prevent updates to the remote version of the file until
// we finish making changes and call CompleteUpdatesAsync.
Windows.Storage.CachedFileManager.DeferUpdates(file);
// write to file
await Windows.Storage.FileIO.WriteTextAsync(file, file.Name);
// Let Windows know that we're finished changing the file so
// the other app can update the remote version of the file.
// Completing updates may require Windows to ask for user input.
Windows.Storage.Provider.FileUpdateStatus status =
await Windows.Storage.CachedFileManager.CompleteUpdatesAsync(file);
if (status == Windows.Storage.Provider.FileUpdateStatus.Complete)
{
await new Windows.UI.Popups.MessageDialog("File " + file.Name + " was saved.").ShowAsync();
}
else
{
await new Windows.UI.Popups.MessageDialog("File " + file.Name + " couldn't be saved.").ShowAsync();
}
}
else
{
await new Windows.UI.Popups.MessageDialog("Operation cancelled.").ShowAsync();
}
}
}
catch (Exception ex)
{
_toastService.ShowToast(_file, "Save failed. Error : " + ex.Message);
}
}
public async void Save()
{
//if this is a new file, (meaning no file was opened, then build the fileinfo model)
if (File == null)
{
// get the current frame so that you can get the contents of the textbox.
//Frame frame = (Frame)Window.Current.Content;
//MainPage page = (MainPage)frame.Content;
//TextBox textBox = (TextBox)page.FindName("textBox");
// set text value to contents of textbox or to an empty string.
File = new Models.FileInfo
{
Text = textBox.Text ?? ""
};
// use a save file picker to allow the user to save the file.
GetPicker(File);
}
// not sure if this is a good idea.
//I'm trying to force avoid saving in appdata folder.
//But what about phones and cloud storage
else if (File.Ref.Path.Contains("AppData"))
{
GetPicker(File);
}
else
{
try
{
// if the file existed, try and save.
await _FileService.SaveAsync(File);
// display a toast notification to let the user know that the file was saved.
_ToastService.ShowToast(File, "File successfully saved.");
} catch (Exception ex)
{
// if there was an error, display a toast notifying the user.
_ToastService.ShowToast(File, $"Save failed: {ex.Message}");
}
}
}
Services.FileService _FileService = new Services.FileService(); // news-up a FileService
public async void Save() // method that uses the service created above
{
await _FileService.SaveAsync(File);
}
