drumkit-old/Tarball/IOHelper.cs

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using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using Windows.Storage;
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namespace Tarball
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{
static class IOHelper
{
/// <summary>
/// Gets a folder using relative path.
/// </summary>
public static async Task<StorageFolder> GetFolderRelativeAsync(StorageFolder root, string path)
{
// Split the path
var splitpath = path.Split(new char[] { '\\', '/' }, StringSplitOptions.RemoveEmptyEntries);
var currentdir = root;
// Browse to the last folder in the path
for (int i = 0; i < splitpath.Length; i++)
currentdir = await currentdir.GetFolderAsync(splitpath[i]);
// Return file
return currentdir;
}
/// <summary>
/// Creates a folder using relative path.
/// </summary>
public static async Task<StorageFolder> CreateFolderRelativeAsync(StorageFolder root, string path)
{
// Split the path
var splitpath = path.Split(new char[] { '\\', '/' }, StringSplitOptions.RemoveEmptyEntries);
var currentdir = root;
// Browse to the last folder in the path
for (int i = 0; i < splitpath.Length - 1; i++)
currentdir = await currentdir.GetFolderAsync(splitpath[i]);
// Create folder
return await currentdir.CreateFolderAsync(splitpath.Last(), CreationCollisionOption.ReplaceExisting);
}
/// <summary>
/// Creates a file using a relative path.
/// </summary>
public static async Task<StorageFile> CreateFileRelativeAsync(StorageFolder root, string path)
{
var currentdir = await GetFolderRelativeAsync(root, System.IO.Path.GetDirectoryName(path));
// Create file
return await currentdir.CreateFileAsync(System.IO.Path.GetFileName(path), CreationCollisionOption.ReplaceExisting);
}
}
}