public static StorageFile GetFile(string path, FileOperationMode mode)
{
path = StorageUtility.ConvertPathSeparators(path);
StorageFile storageFile;
try
{
storageFile = StorageUtility.GetFileFromPath(path);
}
catch (Exception ex)
{
if (mode == FileOperationMode.Append || mode == FileOperationMode.Create)
{
return(StorageUtility.CreateFile(path));
}
throw ex;
}
if (mode == FileOperationMode.Create)
{
StorageFile storageFile2 = StorageUtility.CreateFileAtPath(StorageUtility.ConvertPathSeparators(Application.temporaryCachePath), "temp", 0);
StorageUtility.MoveAndReplaceFile(storageFile2, storageFile);
storageFile = storageFile2;
}
return(storageFile);
}
public static Stream GetOutputStream(string path, FileOperationMode mode)
{
StorageFile file = StorageUtility.GetFile(path, mode);
Task <Stream> task = WindowsRuntimeStorageExtensions.OpenStreamForWriteAsync(file);
task.Wait();
Stream result = task.Result;
if (mode == FileOperationMode.Append)
{
result.Seek(0L, SeekOrigin.End);
}
return(result);
}
public static string EnumToTranslatedString(FileOperationMode mode)
{
switch (mode)
{
case FileOperationMode.Copy:
return(Properties.Resources.FileCopyMode);
case FileOperationMode.Move:
return(Properties.Resources.FileMoveMode);
default:
break;
}
throw new ArgumentException("Unknow file operating mode!");
}
