/// <summary>
/// A function that can be used as CopyProgressRoutine delegate and is passed into the win32 method
/// </summary>
/// <param name="TotalFileSize"></param>
/// <param name="TotalBytesTransferred"></param>
/// <param name="StreamSize"></param>
/// <param name="StreamBytesTransferred"></param>
/// <param name="notUsed"></param>
/// <param name="CallbackReason"></param>
/// <param name="sourceFileHandle"></param>
/// <param name="destinationFileHandle"></param>
/// <param name="notUsed2"></param>
/// <returns></returns>
private CopyProgressResult CopyProgressFunc(
long TotalFileSize,
long TotalBytesTransferred,
long StreamSize,
long StreamBytesTransferred,
uint notUsed,
CopyProgressCallbackReason CallbackReason,
IntPtr sourceFileHandle,
IntPtr destinationFileHandle,
IntPtr notUsed2
)
{
var streamSize = StreamSize;
var streamBytesTrans = StreamBytesTransferred;
_totalFileSize = TotalFileSize;
var progressResult = CopyProgressResult.PROGRESS_CONTINUE;
if (CallbackReason == CopyProgressCallbackReason.CALLBACK_CHUNK_FINISHED)
{
var fileMoveEventArgs = new FileMoveProgressArgs(TotalFileSize, TotalBytesTransferred);
ProgressCallback(fileMoveEventArgs);
if (fileMoveEventArgs.Cancelled)
{
progressResult = CopyProgressResult.PROGRESS_CANCEL;
}
}
return(progressResult);
}
/// <summary>
/// Handles the the returned boolean of the win32 method, along with the processing of the LastWin32 error if it failed
/// </summary>
/// <param name="sourcePath"></param>
/// <param name="sucessDescriptor"></param>
private void HandleResult(string sourcePath, SuccessDescriptor sucessDescriptor)
{
FileMoveProgressArgs moveEventArgs;
if (!sucessDescriptor.IsSuccess)
{
moveEventArgs = HandleFailed(sucessDescriptor, _totalFileSize);
}
else
{
//doing this as small files, never get called back from the Win32 method and hence the progress is never updated, so this is make sure 100% is returned once it is complete
moveEventArgs = new FileMoveProgressArgs(_totalFileSize, _totalFileSize);
}
ProgressCallback(moveEventArgs);
}
internal void ProgressCallback(FileMoveProgressArgs fileMoveEventArgs)
{
_progressUpdater(fileMoveEventArgs);
}