1 /* frmActivityWindow.cs $
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3 This file is part of the HandBrake source code.
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4 Homepage: <http://handbrake.fr>.
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5 It may be used under the terms of the GNU General Public License. */
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8 using System.Collections;
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9 using System.Collections.Generic;
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10 using System.ComponentModel;
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12 using System.Drawing;
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14 using System.Windows.Forms;
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16 using System.Threading;
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17 using System.Diagnostics;
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18 using System.Runtime.InteropServices;
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23 public partial class frmActivityWindow : Form
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25 delegate void SetTextCallback(string text);
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29 frmQueue queueWindow;
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30 int position = 0; // Position in the arraylist reached by the current log output in the rtf box.
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33 /// This window should be used to display the RAW output of the handbrake CLI which is produced during an encode.
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35 public frmActivityWindow(string file, frmMain fm, frmQueue fq)
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37 InitializeComponent();
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38 this.rtf_actLog.Text = string.Empty;
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45 // Print the Log header in the Rich text box.
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48 // Start a new thread which will montior and keep the log window up to date if required/
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49 startLogThread(read_file);
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51 if (file == "dvdinfo.dat")
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52 txt_log.Text = "Scan Log";
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53 else if (file == "hb_encode_log.dat")
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54 txt_log.Text = "Encode Log";
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57 // When the window closes, we want to abort the monitor thread.
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58 this.Disposed += new EventHandler(forceQuit);
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62 /// Displays the Log header
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64 private void displayLogHeader()
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66 // System Information
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67 Functions.SystemInfo info = new Functions.SystemInfo();
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69 // Add a header to the log file indicating that it's from the Windows GUI and display the windows version
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70 rtf_actLog.AppendText(String.Format("### Windows GUI {1} {0} \n", Properties.Settings.Default.hb_build, Properties.Settings.Default.hb_version));
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71 rtf_actLog.AppendText(String.Format("### Running: {0} \n###\n", Environment.OSVersion.ToString()));
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72 rtf_actLog.AppendText(String.Format("### CPU: {0} \n", info.getCpuCount()));
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73 rtf_actLog.AppendText(String.Format("### Ram: {0} MB \n", info.TotalPhysicalMemory()));
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74 rtf_actLog.AppendText(String.Format("### Screen: {0}x{1} \n", info.screenBounds().Bounds.Width, info.screenBounds().Bounds.Height));
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75 rtf_actLog.AppendText(String.Format("### Temp Dir: {0} \n", Path.GetTempPath()));
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76 rtf_actLog.AppendText(String.Format("### Install Dir: {0} \n", Application.StartupPath));
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77 rtf_actLog.AppendText(String.Format("### Data Dir: {0} \n", Application.UserAppDataPath));
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78 rtf_actLog.AppendText("#########################################\n\n");
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82 /// Starts a new thread which runs the autoUpdate function.
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84 /// <param name="file"> File which will be used to populate the Rich text box.</param>
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85 private void startLogThread(string file)
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87 string logFile = Path.Combine(Path.GetTempPath(), file);
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88 if (File.Exists(logFile))
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90 // Start a new thread to run the autoUpdate process
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91 monitor = new Thread(autoUpdate);
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92 monitor.IsBackground = true;
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96 rtf_actLog.AppendText("\n\n\nERROR: The log file could not be found. \nMaybe you cleared your system's tempory folder or maybe you just havn't run an encode yet. \nTried to find the log file in: " + logFile);
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100 /// Change the log file to be displayed to hb_encode_log.dat
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102 /// <param name="sender"></param>
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103 /// <param name="e"></param>
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104 private void btn_scan_log_Click(object sender, EventArgs e)
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106 if (monitor != null)
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109 rtf_actLog.Clear();
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110 read_file = "dvdinfo.dat";
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111 displayLogHeader();
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112 startLogThread(read_file);
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113 txt_log.Text = "Scan Log";
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117 /// Change the log file to be displayed to dvdinfo.dat
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119 /// <param name="sender"></param>
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120 /// <param name="e"></param>
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121 private void btn_encode_log_Click(object sender, EventArgs e)
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123 if (monitor != null)
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126 rtf_actLog.Clear();
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127 read_file = "hb_encode_log.dat";
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129 displayLogHeader();
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130 startLogThread(read_file);
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131 txt_log.Text = "Encode Log";
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135 /// Copy to Clipboard
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137 /// <param name="sender"></param>
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138 /// <param name="e"></param>
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139 private void btn_copy_Click(object sender, EventArgs e)
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141 if (rtf_actLog.SelectedText != "")
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142 Clipboard.SetDataObject(rtf_actLog.SelectedText, true);
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144 Clipboard.SetDataObject(rtf_actLog.Text, true);
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148 /// Updates the log window with any new data which is in the log file.
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149 /// This is done every 5 seconds.
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151 /// <param name="state"></param>
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152 private void autoUpdate(object state)
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154 Boolean lastUpdate = false;
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155 updateTextFromThread();
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158 if ((mainWindow.isEncoding() == true) || (queueWindow.isEncoding() == true))
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159 updateTextFromThread();
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162 // The encode may just have stoped, so, refresh the log one more time before restarting it.
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163 if (lastUpdate == false)
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164 updateTextFromThread();
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166 lastUpdate = true; // Prevents the log window from being updated when there is no encode going.
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167 position = 0; // There is no encoding, so reset the log position counter to 0 so it can be reused
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169 Thread.Sleep(5000);
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174 /// Finds any new text in the log file and calls a funciton to display this new text.
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176 private void updateTextFromThread()
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179 List<string> data = readFile();
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180 int count = data.Count;
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182 while (position < count)
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184 text = data[position].ToString();
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185 if (data[position].ToString().Contains("has exited"))
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186 text = "\n ############ End of Log ############## \n";
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194 /// Updates the rich text box with anything in the string text.
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196 /// <param name="text"></param>
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197 private void SetText(string text)
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199 // InvokeRequired required compares the thread ID of the
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200 // calling thread to the thread ID of the creating thread.
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201 // If these threads are different, it returns true.
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202 if (this.rtf_actLog.InvokeRequired)
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204 SetTextCallback d = new SetTextCallback(SetText);
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205 this.Invoke(d, new object[] { text });
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209 this.rtf_actLog.AppendText(text);
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214 /// Read the log file, and store the data in a List.
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216 /// <returns></returns>
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217 private List<string> readFile()
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219 // Ok, the task here is to, Get an arraylist of log data.
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220 // And update some global varibles which are pointers to the last displayed log line.
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221 List<string> logData = new List<string>();
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225 // hb_encode_log.dat is the primary log file. Since .NET can't read this file whilst the CLI is outputing to it (Not even in read only mode),
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226 // we'll need to make a copy of it.
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227 string logFile = Path.Combine(Path.GetTempPath(), read_file);
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228 string logFile2 = Path.Combine(Path.GetTempPath(), "hb_encode_log_AppReadable.dat");
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230 // Make sure the application readable log file does not already exist. FileCopy fill fail if it does.
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231 if (File.Exists(logFile2))
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232 File.Delete(logFile2);
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234 // Copy the log file.
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235 File.Copy(logFile, logFile2);
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237 // Open the copied log file for reading
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238 StreamReader sr = new StreamReader(logFile2);
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239 string line = sr.ReadLine();
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240 while (line != null)
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242 if (line.Trim() != "")
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243 logData.Add(line + System.Environment.NewLine);
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245 line = sr.ReadLine();
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252 catch (Exception exc)
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254 MessageBox.Show("Error in readFile() \n Unable to read the log file.\n You may have to restart HandBrake.\n Error Information: \n\n" + exc.ToString(), "Warning", MessageBoxButtons.OK, MessageBoxIcon.Warning);
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260 /// Kills the montior thead when the window is disposed of.
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262 /// <param name="sender"></param>
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263 /// <param name="e"></param>
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264 private void forceQuit(object sender, EventArgs e)
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266 if (monitor != null)
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