#pragma warning restore 169
// ReSharper restore InconsistentNaming
#region Methods
/// <summary>
/// The CopyProgressRoutine delegate is an application-defined callback function used with the CopyFileEx and MoveFileWithProgress functions.
/// It is called when a portion of a copy or move operation is completed.
/// </summary>
/// <param name="totalFileSize">Total size of the file, in bytes.</param>
/// <param name="totalBytesTransferred">Total number of bytes transferred from the source file to the destination file since the copy operation began.</param>
/// <param name="streamSize">Total size of the current file stream, in bytes.</param>
/// <param name="streamBytesTransferred">Total number of bytes in the current stream that have been transferred from the source file to the destination file since the copy operation began. </param>
/// <param name="dwStreamNumber">Handle to the current stream. The first time CopyProgressRoutine is called, the stream number is 1.</param>
/// <param name="dwCallbackReason">Reason that CopyProgressRoutine was called.</param>
/// <param name="hSourceFile">Handle to the source file.</param>
/// <param name="hDestinationFile">Handle to the destination file.</param>
/// <param name="lpData">Argument passed to CopyProgressRoutine by the CopyFileEx or MoveFileWithProgress function.</param>
/// <returns>A value indicating how to proceed with the copy operation.</returns>
protected uint CopyProgressCallback(
long totalFileSize,
long totalBytesTransferred,
long streamSize,
long streamBytesTransferred,
uint dwStreamNumber,
uint dwCallbackReason,
IntPtr hSourceFile,
IntPtr hDestinationFile,
IntPtr lpData)
{
switch (dwCallbackReason)
{
case CALLBACK_CHUNK_FINISHED:
// Another part of the file was copied.
var e = new CopyProgressEventArgs(totalFileSize, totalBytesTransferred);
InvokeCopyProgress(e);
return(e.Cancel ? PROGRESS_CANCEL : PROGRESS_CONTINUE);
case CALLBACK_STREAM_SWITCH:
// A new stream was created. We don't care about this one - just continue the move operation.
return(PROGRESS_CONTINUE);
default:
return(PROGRESS_CONTINUE);
}
}
protected void InvokeCopyProgress(CopyProgressEventArgs e)
{
if (CopyProgress != null)
{
CopyProgress(this, e);
}
}
void CopierExCopyProgress(object sender, CopyProgressEventArgs e)
{
var percent = (int)(e.TotalBytesTransferred * 100 / (e.TotalFileSize * 1.0));
progressBar1.SetPropertyThreadSafe(() => progressBar1.Value, percent);
if (_cancelled)
{
e.Cancel = true;
}
}
void CopierExCopyProgress(object sender, CopyProgressEventArgs e)
{
var percent = (int)(e.TotalBytesTransferred * 100 / (e.TotalFileSize * 1.0));
progressBar1.SetPropertyThreadSafe(() => progressBar1.Value, percent);
if (_cancelled)
e.Cancel = true;
}
#pragma warning restore 169
// ReSharper restore InconsistentNaming
#region Methods
/// <summary>
/// The CopyProgressRoutine delegate is an application-defined callback function used with the CopyFileEx and MoveFileWithProgress functions.
/// It is called when a portion of a copy or move operation is completed.
/// </summary>
/// <param name="totalFileSize">Total size of the file, in bytes.</param>
/// <param name="totalBytesTransferred">Total number of bytes transferred from the source file to the destination file since the copy operation began.</param>
/// <param name="streamSize">Total size of the current file stream, in bytes.</param>
/// <param name="streamBytesTransferred">Total number of bytes in the current stream that have been transferred from the source file to the destination file since the copy operation began. </param>
/// <param name="dwStreamNumber">Handle to the current stream. The first time CopyProgressRoutine is called, the stream number is 1.</param>
/// <param name="dwCallbackReason">Reason that CopyProgressRoutine was called.</param>
/// <param name="hSourceFile">Handle to the source file.</param>
/// <param name="hDestinationFile">Handle to the destination file.</param>
/// <param name="lpData">Argument passed to CopyProgressRoutine by the CopyFileEx or MoveFileWithProgress function.</param>
/// <returns>A value indicating how to proceed with the copy operation.</returns>
protected uint CopyProgressCallback(
long totalFileSize,
long totalBytesTransferred,
long streamSize,
long streamBytesTransferred,
uint dwStreamNumber,
uint dwCallbackReason,
IntPtr hSourceFile,
IntPtr hDestinationFile,
IntPtr lpData)
{
switch (dwCallbackReason)
{
case CALLBACK_CHUNK_FINISHED:
// Another part of the file was copied.
var e = new CopyProgressEventArgs(totalFileSize, totalBytesTransferred);
InvokeCopyProgress(e);
return e.Cancel ? PROGRESS_CANCEL : PROGRESS_CONTINUE;
case CALLBACK_STREAM_SWITCH:
// A new stream was created. We don't care about this one - just continue the move operation.
return PROGRESS_CONTINUE;
default:
return PROGRESS_CONTINUE;
}
}
protected void InvokeCopyProgress(CopyProgressEventArgs e)
{
if (CopyProgress != null)
{
CopyProgress(this, e);
}
}