private static PrinterNotifyOptions CreatePrinterNotifyOptions()
{
JobNotifyField[] fields =
{
JobNotifyField.BytesPrinted,
JobNotifyField.DataType,
JobNotifyField.Document,
JobNotifyField.DriverName,
JobNotifyField.MachineName,
JobNotifyField.NotifyName,
JobNotifyField.PagesPrinted,
JobNotifyField.Parameters,
JobNotifyField.Parameters,
JobNotifyField.PortName,
JobNotifyField.Position,
JobNotifyField.PrintProcessor,
JobNotifyField.PrinterName,
JobNotifyField.Priority,
JobNotifyField.StartTime,
JobNotifyField.Status,
JobNotifyField.Submitted,
JobNotifyField.Time,
JobNotifyField.TotalBytes,
JobNotifyField.TotalPages,
JobNotifyField.UntilTime,
JobNotifyField.UserName
};
PrinterNotifyOptionsType type = new PrinterNotifyOptionsType(NotifyType.Job, fields);
return(new PrinterNotifyOptions(type));
}
/// <summary>
/// Releases unmanaged resources.
/// </summary>
public void Dispose()
{
if (_pTypes != IntPtr.Zero)
{
// pTypes likely has pointers that also need to be freed.
int size = Marshal.SizeOf <PrinterNotifyOptionsType>();
long ptr = _pTypes.ToInt64();
for (int i = 0; i < _count; i++)
{
PrinterNotifyOptionsType type = Marshal.PtrToStructure <PrinterNotifyOptionsType>(new IntPtr(ptr));
type.Dispose();
ptr += size;
}
Marshal.FreeCoTaskMem(_pTypes);
_pTypes = IntPtr.Zero;
}
}