private static async Task parseRecycleBinAction(AppServiceRequestReceivedEventArgs args, string action)
{
switch (action)
{
case "Empty":
// Shell function to empty recyclebin
Shell32.SHEmptyRecycleBin(IntPtr.Zero, null, Shell32.SHERB.SHERB_NOCONFIRMATION | Shell32.SHERB.SHERB_NOPROGRESSUI);
break;
case "Query":
var responseQuery = new ValueSet();
Shell32.SHQUERYRBINFO queryBinInfo = new Shell32.SHQUERYRBINFO();
queryBinInfo.cbSize = (uint)Marshal.SizeOf(queryBinInfo);
var res = Shell32.SHQueryRecycleBin("", ref queryBinInfo);
if (res == HRESULT.S_OK)
{
var numItems = queryBinInfo.i64NumItems;
var binSize = queryBinInfo.i64Size;
responseQuery.Add("NumItems", numItems);
responseQuery.Add("BinSize", binSize);
await args.Request.SendResponseAsync(responseQuery);
}
break;
case "Enumerate":
// Enumerate recyclebin contents and send response to UWP
var responseEnum = new ValueSet();
var folderContentsList = new List <ShellFileItem>();
foreach (var folderItem in recycler)
{
try
{
var shellFileItem = GetRecycleBinItem(folderItem);
folderContentsList.Add(shellFileItem);
}
catch (FileNotFoundException)
{
// Happens if files are being deleted
}
finally
{
folderItem.Dispose();
}
}
responseEnum.Add("Enumerate", JsonConvert.SerializeObject(folderContentsList));
await args.Request.SendResponseAsync(responseEnum);
break;
default:
break;
}
}
private static async Task parseRecycleBinAction(AppServiceRequestReceivedEventArgs args, string action)
{
switch (action)
{
case "Empty":
// Shell function to empty recyclebin
Shell32.SHEmptyRecycleBin(IntPtr.Zero, null, Shell32.SHERB.SHERB_NOCONFIRMATION | Shell32.SHERB.SHERB_NOPROGRESSUI);
break;
case "Query":
var responseQuery = new ValueSet();
Shell32.SHQUERYRBINFO queryBinInfo = new Shell32.SHQUERYRBINFO();
queryBinInfo.cbSize = (uint)Marshal.SizeOf(queryBinInfo);
var res = Shell32.SHQueryRecycleBin(null, ref queryBinInfo);
if (res == HRESULT.S_OK)
{
var numItems = queryBinInfo.i64NumItems;
var binSize = queryBinInfo.i64Size;
responseQuery.Add("NumItems", numItems);
responseQuery.Add("BinSize", binSize);
await args.Request.SendResponseAsync(responseQuery);
}
break;
case "Enumerate":
// Enumerate recyclebin contents and send response to UWP
var responseEnum = new ValueSet();
var folderContentsList = new List <ShellFileItem>();
foreach (var folderItem in recycler)
{
try
{
string recyclePath = folderItem.FileSystemPath; // True path on disk
string fileName = Path.GetFileName(folderItem.Name); // Original file name
string filePath = folderItem.Name; // Original file path + name
bool isFolder = folderItem.IsFolder && Path.GetExtension(folderItem.Name) != ".zip";
if (folderItem.Properties == null)
{
folderContentsList.Add(new ShellFileItem(isFolder, recyclePath, fileName, filePath, DateTime.Now, null, 0, null));
continue;
}
folderItem.Properties.TryGetValue <System.Runtime.InteropServices.ComTypes.FILETIME?>(
Ole32.PROPERTYKEY.System.DateCreated, out var fileTime);
var recycleDate = fileTime?.ToDateTime().ToLocalTime() ?? DateTime.Now; // This is LocalTime
string fileSize = folderItem.Properties.TryGetValue <ulong?>(
Ole32.PROPERTYKEY.System.Size, out var fileSizeBytes) ?
folderItem.Properties.GetPropertyString(Ole32.PROPERTYKEY.System.Size) : null;
folderItem.Properties.TryGetValue <string>(
Ole32.PROPERTYKEY.System.ItemTypeText, out var fileType);
folderContentsList.Add(new ShellFileItem(isFolder, recyclePath, fileName, filePath, recycleDate, fileSize, fileSizeBytes ?? 0, fileType));
}
catch (FileNotFoundException)
{
// Happens if files are being deleted
}
finally
{
folderItem.Dispose();
}
}
responseEnum.Add("Enumerate", JsonConvert.SerializeObject(folderContentsList));
await args.Request.SendResponseAsync(responseEnum);
break;
default:
break;
}
}
