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/* frmReadDVD.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.Windows.Forms;
using System.IO;
using System.Threading;
using System.Diagnostics;
namespace Handbrake
{
public partial class frmReadDVD : Form
{
private string inputFile;
private frmMain mainWindow;
private Parsing.DVD thisDvd;
private delegate void UpdateUIHandler();
Process hbproc;
Functions.Main hb_common_func = new Functions.Main();
public frmReadDVD(string inputFile, frmMain parent)
{
InitializeComponent();
this.inputFile = inputFile;
this.mainWindow = parent;
startScan();
}
private void startScan()
{
try
{
lbl_status.Visible = true;
ThreadPool.QueueUserWorkItem(startProc);
}
catch (Exception exc)
{
MessageBox.Show("frmReadDVD.cs - startScan " + exc.ToString(), "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}
private void startProc(object state)
{
try
{
string handbrakeCLIPath = Path.Combine(Application.StartupPath, "HandBrakeCLI.exe");
string dvdInfoPath = Path.Combine(Path.GetTempPath(), "dvdinfo.dat");
// Make we don't pick up a stale hb_encode_log.dat (and that we have rights to the file)
if (File.Exists(dvdInfoPath))
File.Delete(dvdInfoPath);
string strCmdLine = String.Format(@"cmd /c """"{0}"" -i ""{1}"" -t0 -v >""{2}"" 2>&1""", handbrakeCLIPath, inputFile, dvdInfoPath);
ProcessStartInfo hbParseDvd = new ProcessStartInfo("CMD.exe", strCmdLine);
hbParseDvd.WindowStyle = ProcessWindowStyle.Hidden;
using (hbproc = Process.Start(hbParseDvd))
{
hbproc.WaitForExit();
}
if (!File.Exists(dvdInfoPath))
{
throw new Exception("Unable to retrieve the DVD Info. dvdinfo.dat is missing. \nExpected location of dvdinfo.dat: \n" + dvdInfoPath);
}
using (StreamReader sr = new StreamReader(dvdInfoPath))
{
thisDvd = Parsing.DVD.Parse(sr);
sr.Close();
sr.Dispose();
}
updateUIElements();
}
catch (Exception exc)
{
MessageBox.Show("frmReadDVD.cs - startProc() " + exc.ToString(), "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
closeWindowAfterError();
}
}
private void updateUIElements()
{
try
{
if (this.InvokeRequired)
{
this.BeginInvoke(new UpdateUIHandler(updateUIElements));
return;
}
// Now pass this streamreader to frmMain so that it can be used there.
mainWindow.setStreamReader(thisDvd);
mainWindow.drp_dvdtitle.Items.Clear();
if (thisDvd.Titles.Count != 0)
mainWindow.drp_dvdtitle.Items.AddRange(thisDvd.Titles.ToArray());
mainWindow.drp_dvdtitle.Text = "Automatic";
mainWindow.drop_chapterFinish.Text = "Auto";
mainWindow.drop_chapterStart.Text = "Auto";
// Now select the longest title
if (thisDvd.Titles.Count != 0)
mainWindow.drp_dvdtitle.SelectedItem = hb_common_func.selectLongestTitle(mainWindow.drp_dvdtitle);
this.Close();
}
catch (Exception exc)
{
MessageBox.Show("frmReadDVD.cs - updateUIElements " + exc.ToString(), "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
this.Close();
}
}
private void closeWindowAfterError()
{
try
{
if (this.InvokeRequired)
{
this.BeginInvoke(new UpdateUIHandler(closeWindowAfterError));
return;
}
this.Close();
}
catch (Exception exc)
{
MessageBox.Show("frmReadDVD.cs - closeWindowAfterError - Unable to recover from a serious error. \nYou may need to restart HandBrake. \n\n Error Information: \n " + exc.ToString(), "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}
private void btn_cancel_Click(object sender, EventArgs e)
{
// This may seem like a long way of killing HandBrakeCLI, but for whatever reason,
// hbproc.kill/close just won't do the trick.
try
{
string AppName = "HandBrakeCLI";
AppName = AppName.ToUpper();
System.Diagnostics.Process[] prs = System.Diagnostics.Process.GetProcesses();
foreach (System.Diagnostics.Process proces in prs)
{
if (proces.ProcessName.ToUpper() == AppName)
{
proces.Refresh();
if (!proces.HasExited)
proces.Kill();
}
}
}
catch (Exception ex)
{
MessageBox.Show("Unable to kill HandBrakeCLI.exe \nYou may need to manually kill HandBrakeCLI.exe using the Windows Task Manager if it does not close automatically within the next few minutes. \n\nError Information: \n" + ex.Message, "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}
}
}
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