win/C#/frmReadDVD.cs

   1 using System;\r
   2 using System.Collections.Generic;\r
   3 using System.ComponentModel;\r
   4 using System.Data;\r
   5 using System.Drawing;\r
   6 using System.Text;\r
   7 using System.Windows.Forms;\r
   8 using System.IO;\r
   9 using System.Threading;\r
  10 using System.Diagnostics;\r
  11 \r
  12 \r
  13 namespace Handbrake\r
  14 {\r
  15     public partial class frmReadDVD : Form\r
  16     {\r
  17         private string inputFile;\r
  18         private frmMain mainWindow;\r
  19         private frmDvdInfo dvdInfo;\r
  20         private Parsing.DVD thisDvd;\r
  21         private Process hbProc;\r
  22         private delegate void UpdateUIHandler();\r
  23 \r
  24         public frmReadDVD(string inputFile, frmMain parent, frmDvdInfo dvdInfoWindow)\r
  25         {\r
  26             InitializeComponent();\r
  27             this.inputFile = inputFile;\r
  28             this.mainWindow = parent;\r
  29             this.dvdInfo = dvdInfoWindow;\r
  30             Parsing.Parser.OnScanProgress += Parser_OnScanProgress;\r
  31         }\r
  32 \r
  33         private void btn_ok_Click(object sender, EventArgs e)\r
  34         {\r
  35             btn_ok.Enabled = false;\r
  36             lbl_pressOk.Visible = false;\r
  37             lbl_progress.Text = "0%";\r
  38             lbl_progress.Visible = true;\r
  39             lbl_status.Visible = true;\r
  40             // throw cli call and parsing on it's own thread\r
  41             ThreadPool.QueueUserWorkItem(startProc);\r
  42         }\r
  43      \r
  44         private void updateUIElements()\r
  45         {\r
  46             if (this.InvokeRequired)\r
  47             {\r
  48                 this.BeginInvoke(new UpdateUIHandler(updateUIElements));\r
  49                 return;\r
  50             }\r
  51             // Now pass this streamreader to frmMain so that it can be used there.\r
  52             mainWindow.setStreamReader(thisDvd);\r
  53 \r
  54             mainWindow.drp_dvdtitle.Items.Clear();\r
  55             mainWindow.drp_dvdtitle.Items.AddRange(thisDvd.Titles.ToArray());\r
  56 \r
  57             this.Close();\r
  58         }\r
  59 \r
  60         private void startProc(object state)\r
  61         {\r
  62             string query = "-i " + '"' + inputFile + '"' + " -t0";\r
  63           \r
  64             Functions.CLI process = new Functions.CLI();\r
  65             hbProc = process.runCli(this, query, true, true, false, true);\r
  66 \r
  67             Parsing.Parser readData = new Parsing.Parser(hbProc.StandardError.BaseStream);\r
  68             hbProc.Close();\r
  69 \r
  70             // Setup the parser\r
  71             thisDvd = Parsing.DVD.Parse(readData);\r
  72 \r
  73             updateUIElements();\r
  74         }\r
  75 \r
  76         private void Parser_OnScanProgress(object Sender, int CurrentTitle, int TitleCount)\r
  77         {\r
  78             if (this.InvokeRequired)\r
  79             {\r
  80                 this.BeginInvoke(new Parsing.ScanProgressEventHandler(Parser_OnScanProgress), new object[] { Sender, CurrentTitle, TitleCount });\r
  81                 return;\r
  82             }\r
  83             int progress = Convert.ToInt32(Convert.ToDouble(CurrentTitle) / Convert.ToDouble(TitleCount) * 100) + 1;\r
  84             if (progress > 100)\r
  85             {\r
  86                 progress = 100;\r
  87             }\r
  88             this.lbl_progress.Text = progress.ToString() + "%";\r
  89         }\r
  90 \r
  91     }\r
  92 }