Beispiel #1
0
        /**
         * Copy To Phone
         */
        public void TransferContentToDevice(PortableDeviceFolder parentFolder, string filePath)
        {
            PortableDeviceApiLib.IStream tempStream = null;
            System.Runtime.InteropServices.ComTypes.IStream targetStream = null;
            try
            {
                string fileName = PortableDeviceFolder.last(filePath, "\\");

                // Remove existing remote file, if it exists.
                parentFolder.DeleteFile(this, fileName);

                // make sure that we are not holding on to a file.
                DisconnectConnect();

                string parentObjectId = parentFolder.Id;

                IPortableDeviceContent content = getContents();
                IPortableDeviceValues  values  = GetRequiredPropertiesForContentType(filePath, parentObjectId);

                uint optimalTransferSizeBytes = 0;
                content.CreateObjectWithPropertiesAndData(
                    values,
                    out tempStream,
                    ref optimalTransferSizeBytes,
                    null);

                targetStream = (System.Runtime.InteropServices.ComTypes.IStream)tempStream;

                long length  = new System.IO.FileInfo(filePath).Length;
                long written = 0;
                long lPCt    = 0;

                using (var sourceStream = new FileStream(filePath, FileMode.Open, FileAccess.Read))
                {
                    var buffer = new byte[optimalTransferSizeBytes];
                    int bytesRead;
                    do
                    {
                        bytesRead = sourceStream.Read(buffer, 0, (int)optimalTransferSizeBytes);
                        IntPtr PCbWritten = IntPtr.Zero;
                        targetStream.Write(buffer, bytesRead, PCbWritten);

                        written += bytesRead;
                        long PCt = length > 0 ? (100 * written) / length : 100;
                        if (PCt != lPCt)
                        {
                            lPCt = PCt;
                            Console.WriteLine("Progress: " + lPCt);
                        }
                    } while (bytesRead > 0);
                }
                targetStream.Commit(0);
            }
            catch (Exception ex)
            {
                Console.WriteLine(ex.Message);
                throw ex;
            }
            finally
            {
                if (null != targetStream)
                {
                    Marshal.ReleaseComObject(targetStream);
                }
                if (null != tempStream)
                {
                    Marshal.ReleaseComObject(tempStream);
                }
                Disconnect();
            }
        }