public static bool MoveWithProgress(string source, string destination, Action <TransferProgress> progress)
{
var startTimestamp = DateTime.Now;
NativeMethods.CopyProgressRoutine lpProgressRoutine = (size, transferred, streamSize, bytesTransferred, number, reason, file, destinationFile, data) =>
{
TransferProgress fileProgress = new TransferProgress(startTimestamp, bytesTransferred)
{
Total = size,
Transferred = transferred,
StreamSize = streamSize,
BytesTransferred = bytesTransferred,
ProcessedFile = source
};
try
{
progress(fileProgress);
return(NativeMethods.CopyProgressResult.PROGRESS_CONTINUE);
}
catch (Exception ex)
{
return(NativeMethods.CopyProgressResult.PROGRESS_STOP);
}
};
if (!NativeMethods.MoveFileWithProgress(source, destination, lpProgressRoutine, IntPtr.Zero, NativeMethods.MoveFileFlags.MOVE_FILE_REPLACE_EXISTSING | NativeMethods.MoveFileFlags.MOVE_FILE_COPY_ALLOWED | NativeMethods.MoveFileFlags.MOVE_FILE_WRITE_THROUGH))
{
return(false);
}
return(true);
}
private static TransferResult CopyFileWithProgress(string sourceFile, string newFile, Action <TransferProgress> progress, CancellationToken cancellationToken)
{
int pbCancel = 0;
var startTimestamp = DateTime.Now;
NativeMethods.CopyProgressRoutine lpProgressRoutine = (size, transferred, streamSize, bytesTransferred, number, reason, file, destinationFile, data) =>
{
TransferProgress fileProgress = new TransferProgress(startTimestamp, bytesTransferred)
{
Total = size,
Transferred = transferred,
StreamSize = streamSize,
ProcessedFile = sourceFile
};
try
{
if (cancellationToken.IsCancellationRequested)
{
return(NativeMethods.CopyProgressResult.PROGRESS_CANCEL);
}
progress(fileProgress);
return(NativeMethods.CopyProgressResult.PROGRESS_CONTINUE);
}
catch (Exception)
{
return(NativeMethods.CopyProgressResult.PROGRESS_STOP);
}
};
if (cancellationToken.IsCancellationRequested)
{
return(TransferResult.Cancelled);
}
var ctr = cancellationToken.Register(() => pbCancel = 1);
var result = NativeMethods.CopyFileEx(sourceFile, newFile, lpProgressRoutine, IntPtr.Zero, ref pbCancel, NativeMethods.CopyFileFlags.COPY_FILE_FAIL_IF_EXISTS);
if (cancellationToken.IsCancellationRequested)
{
return(TransferResult.Cancelled);
}
return(result ? TransferResult.Success : TransferResult.Failed);
}
private static TransferResult CopyDirectoryWithProgress(string sourceDirectory, string destinationDirectory, Action <TransferProgress> progress, bool continueOnFailure, CancellationToken cancellationToken, bool copyContentOfDirectory)
{
var rootSource = new DirectoryInfo(sourceDirectory.TrimEnd('\\'));
var rootSourceLength = rootSource.FullName.Length;
var rootSourceSize = Helpers.DirSize(rootSource);
long totalTransfered = 0;
try
{
var destinationNewRootDir = new DirectoryInfo(destinationDirectory.TrimEnd('\\'));
if (!copyContentOfDirectory)
{
destinationNewRootDir = Directory.CreateDirectory(Path.Combine(destinationDirectory, rootSource.Name));
}
foreach (var directory in rootSource.EnumerateDirectories("*", SearchOption.AllDirectories))
{
if (cancellationToken.IsCancellationRequested)
{
return(TransferResult.Cancelled);
}
var newName = directory.FullName.Substring(rootSourceLength + 1);
Directory.CreateDirectory(Path.Combine(destinationNewRootDir.FullName, newName));
}
foreach (var file in rootSource.EnumerateFiles("*", SearchOption.AllDirectories))
{
if (cancellationToken.IsCancellationRequested)
{
return(TransferResult.Cancelled);
}
var newName = file.FullName.Substring(rootSourceLength + 1);
var fileCopyStartTimestamp = DateTime.Now;
var result = CopyFileWithProgress(file.FullName, Path.Combine(destinationNewRootDir.FullName, newName), (partialProgress) =>
{
var totalProgress = new TransferProgress(fileCopyStartTimestamp, partialProgress.BytesTransferred)
{
Total = rootSourceSize.Size,
Transferred = totalTransfered + partialProgress.Transferred,
BytesTransferred = totalTransfered + partialProgress.Transferred,
StreamSize = rootSourceSize.Size,
ProcessedFile = file.FullName
};
progress(totalProgress);
}, cancellationToken);
if (result == TransferResult.Failed && !continueOnFailure)
{
return(TransferResult.Failed);
}
else if (result == TransferResult.Cancelled)
{
return(TransferResult.Cancelled);
}
totalTransfered += file.Length;
}
}
catch (Exception ex)
{
return(TransferResult.Failed);
}
return(TransferResult.Success);
}