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/* frmActivityWindow.cs $
This file is part of the HandBrake source code.
Homepage: <http://handbrake.fr>.
It may be used under the terms of the GNU General Public License. */
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Text;
using System.Windows.Forms;
using System.IO;
using System.Threading;
namespace Handbrake
{
public partial class frmActivityWindow : Form
{
/// <summary>
/// This window should be used to display the RAW output of the handbrake CLI which is produced during an encode.
/// </summary>
///
Thread monitorFile;
public frmActivityWindow()
{
InitializeComponent();
this.rtf_actLog.Text = string.Empty;
monitorFile = new Thread(autoUpdate);
}
private void btn_close_Click(object sender, EventArgs e)
{
monitorFile.Abort();
this.Hide();
}
private void frmActivityWindow_Load(object sender, EventArgs e)
{
this.rtf_actLog.Text = string.Empty;
rtf_actLog.Text = readFile();
monitorFile.Start();
}
private void autoUpdate(object state)
{
while (true)
{
updateTextFromThread();
Thread.Sleep(3000);
}
}
private delegate void UpdateUIHandler();
private void updateTextFromThread()
{
if (this.InvokeRequired)
{
this.BeginInvoke(new UpdateUIHandler(updateTextFromThread));
return;
}
rtf_actLog.Text = readFile();
this.rtf_actLog.SelectionStart = this.rtf_actLog.Text.Length -1;
this.rtf_actLog.ScrollToCaret();
if (rtf_actLog.Text.Contains("HandBrake has exited."))
monitorFile.Abort();
}
private string readFile()
{
string log = "";
try
{
// hb_encode_log.dat is the primary log file. Since .NET can't read this file whilst the CLI is outputing to it,
// we'll need to make a copy of it.
string logFile = Path.Combine(Path.GetTempPath(), "hb_encode_log.dat");
string logFile2 = Path.Combine(Path.GetTempPath(), "hb_encode_log_AppReadable.dat");
// Make sure the application readable log file does not already exist. FileCopy fill fail if it does.
if (File.Exists(logFile2))
File.Delete(logFile2);
// Copy the log file.
File.Copy(logFile, logFile2);
// Begin processing the log file.
StreamReader sr = new StreamReader(logFile2);
string line = sr.ReadLine();
while (line != null)
{
log = log + (line + System.Environment.NewLine);
line = sr.ReadLine();
}
sr.Close();
}
catch (Exception exc)
{
MessageBox.Show("An Error has occured! \n\n" + exc.ToString(), "Warning", MessageBoxButtons.OK, MessageBoxIcon.Warning);
}
return log;
}
private void btn_copy_Click(object sender, EventArgs e)
{
if (rtf_actLog.Text != "")
Clipboard.SetText(rtf_actLog.Text, TextDataFormat.Text);
}
private void btn_refresh_Click(object sender, EventArgs e)
{
rtf_actLog.Clear();
rtf_actLog.Text = readFile();
}
}
}
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