private void readButton_Click(object sender, EventArgs e) { if (fileNameTextBox.Text == string.Empty) { MessageBox.Show("Textbox is empty"); } else { TrackStream trackStream = null; try { FileStream fileStream = new FileStream(fileNameTextBox.Text, FileMode.OpenOrCreate, FileAccess.ReadWrite); //TrackStream is the decorator trackStream = new TrackStream(fileStream); progressBar1.Minimum = 0; progressBar1.Maximum = 100; //MessageBox.Show("trackStream.Length = " + trackStream.Length); trackStream.PositionChanged += new TrackStream.TrackStreamEventHandler(trackStream_PositionChanged); ////write to stream : code is taken from http://geekswithblogs.net/TimH/archive/2005/06/27/44849.aspx //System.Text.Encoding enc = System.Text.Encoding.ASCII; //byte[] myByteArray = enc.GetBytes("qweruiopasdfjkl;zxcvnm,qweruioasdfjklxcvbmasdfjklqweuriopasdfjklzxcvm.asdjklqweuioasjklzxcvmasdjklfqweuoipasfdjklxcvuoibxcvnlmasdflqweiuqwehjasdjldxjoasdfuioaweoir"); //fileStream.Write(myByteArray, 0, myByteArray.Length); // the code below is based on the sample code on Streams at http://msdn.microsoft.com/en-us/library/system.io.stream.read%28v=vs.71%29.aspx //read from stream trackStream.Position = 0; // Now read s into a byte buffer. byte[] bytes = new byte[1000000]; int numBytesToRead = (int)trackStream.Length; int n = trackStream.Read(bytes, 0, numBytesToRead); } catch (Exception ex) { //if (trackStream != null) // MessageBox.Show("Position = " + trackStream.Position.ToString()); MessageBox.Show("Error: " + ex.Message + "\n\n" + ex.GetType()); } finally { if (trackStream != null) { trackStream.Close(); } } } }
private void readButton_Click(object sender, EventArgs e) { if (fileNameTextBox.Text == string.Empty) MessageBox.Show("Textbox is empty"); else { TrackStream trackStream = null; try { FileStream fileStream = new FileStream(fileNameTextBox.Text, FileMode.OpenOrCreate, FileAccess.ReadWrite); //TrackStream is the decorator trackStream = new TrackStream(fileStream); progressBar1.Minimum = 0; progressBar1.Maximum = 100; //MessageBox.Show("trackStream.Length = " + trackStream.Length); trackStream.PositionChanged += new TrackStream.TrackStreamEventHandler(trackStream_PositionChanged); ////write to stream : code is taken from http://geekswithblogs.net/TimH/archive/2005/06/27/44849.aspx //System.Text.Encoding enc = System.Text.Encoding.ASCII; //byte[] myByteArray = enc.GetBytes("qweruiopasdfjkl;zxcvnm,qweruioasdfjklxcvbmasdfjklqweuriopasdfjklzxcvm.asdjklqweuioasjklzxcvmasdjklfqweuoipasfdjklxcvuoibxcvnlmasdflqweiuqwehjasdjldxjoasdfuioaweoir"); //fileStream.Write(myByteArray, 0, myByteArray.Length); // the code below is based on the sample code on Streams at http://msdn.microsoft.com/en-us/library/system.io.stream.read%28v=vs.71%29.aspx //read from stream trackStream.Position = 0; // Now read s into a byte buffer. byte[] bytes = new byte[1000000]; int numBytesToRead = (int)trackStream.Length; int n = trackStream.Read(bytes, 0, numBytesToRead); } catch (Exception ex) { //if (trackStream != null) // MessageBox.Show("Position = " + trackStream.Position.ToString()); MessageBox.Show("Error: " + ex.Message + "\n\n" + ex.GetType()); } finally { if (trackStream != null) { trackStream.Close(); } } } }