win/C#/frmQueue.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.Threading;\r
   9 using System.Diagnostics;\r
  10 using System.Runtime.InteropServices;\r
  11 \r
  12 namespace Handbrake\r
  13 {\r
  14     public partial class frmQueue : Form\r
  15     {\r
  16         private delegate void ProgressUpdateHandler();\r
  17 \r
  18         public frmQueue()\r
  19         {\r
  20             InitializeComponent();\r
  21         }\r
  22 \r
  23         #region Queue Handling\r
  24 \r
  25         private void btn_q_encoder_Click(object sender, EventArgs e)\r
  26         {\r
  27             try\r
  28             {\r
  29                 if (list_queue.Items.Count != 0)\r
  30                 {\r
  31                     progressBar.Value = 0;\r
  32                     lbl_progressValue.Text = "0 %";\r
  33                     progressBar.Step = 100 / list_queue.Items.Count;\r
  34                     progressBar.Update();\r
  35                     ThreadPool.QueueUserWorkItem(startProc);\r
  36                 }\r
  37             }\r
  38             catch (Exception exc)\r
  39             {\r
  40                 MessageBox.Show(exc.ToString());\r
  41             }\r
  42              \r
  43         }\r
  44 \r
  45         [DllImport("user32.dll")]\r
  46         public static extern void LockWorkStation();\r
  47         [DllImport("user32.dll")]\r
  48         public static extern int ExitWindowsEx(int uFlags, int dwReason);\r
  49 \r
  50         private void startProc(object state)\r
  51         {\r
  52             try\r
  53             {\r
  54                 while (list_queue.Items.Count != 0)\r
  55                 {\r
  56                     string query = list_queue.Items[0].ToString();\r
  57                     updateUIElements();\r
  58                         \r
  59                     Functions.CLI process = new Functions.CLI();\r
  60                     Process hbProc = process.runCli(this, query, false, false, false, false);\r
  61 \r
  62                     hbProc.WaitForExit();\r
  63                     hbProc.Close();\r
  64                     hbProc.Dispose();\r
  65                 }\r
  66 \r
  67                 resetQueue();\r
  68 \r
  69                 // Do something whent he encode ends.\r
  70                 switch (Properties.Settings.Default.CompletionOption)\r
  71                 {\r
  72                     case "Shutdown":\r
  73                         System.Diagnostics.Process.Start("Shutdown", "-s -t 60");\r
  74                         break;\r
  75                     case "Log Off":\r
  76                         ExitWindowsEx(0, 0);\r
  77                         break;\r
  78                     case "Suspend":\r
  79                         Application.SetSuspendState(PowerState.Suspend, true, true);\r
  80                         break;\r
  81                     case "Hibernate":\r
  82                         Application.SetSuspendState(PowerState.Hibernate, true, true);\r
  83                         break;\r
  84                     case "Lock System":\r
  85                         LockWorkStation();\r
  86                         break;\r
  87                     case "Quit HandBrake":\r
  88                         Application.Exit();\r
  89                         break;\r
  90                     default:\r
  91                         break;\r
  92                 }\r
  93 \r
  94                 MessageBox.Show("Encode Queue Completed!", "Alert", MessageBoxButtons.OK, MessageBoxIcon.Asterisk);\r
  95             }\r
  96             catch (Exception exc)\r
  97             {\r
  98                 MessageBox.Show(exc.ToString());\r
  99             }\r
 100         }\r
 101 \r
 102         private void updateUIElements()\r
 103         {\r
 104             if (this.InvokeRequired)\r
 105             {\r
 106                 this.BeginInvoke(new ProgressUpdateHandler(updateUIElements));\r
 107                 return;\r
 108             }\r
 109             this.list_queue.Items.RemoveAt(0);\r
 110 \r
 111             progressBar.PerformStep();\r
 112             lbl_progressValue.Text = string.Format("{0} %", progressBar.Value);\r
 113             progressBar.Update();\r
 114         }\r
 115 \r
 116         private void resetQueue()\r
 117         {\r
 118             if (this.InvokeRequired)\r
 119             {\r
 120                 this.BeginInvoke(new ProgressUpdateHandler(resetQueue));\r
 121                 return;\r
 122             }\r
 123             lbl_progressValue.Text = "0 %";\r
 124             progressBar.Value = 0;\r
 125             progressBar.Update();\r
 126         }\r
 127 \r
 128         #endregion\r
 129 \r
 130         #region Queue Management\r
 131         private void btn_up_Click(object sender, EventArgs e)\r
 132         {\r
 133             int count = list_queue.Items.Count;\r
 134             int itemToMove = list_queue.SelectedIndex;\r
 135             int previousItemint = 0;\r
 136             String previousItem = "";\r
 137 \r
 138             if (itemToMove > 0)\r
 139             {\r
 140                 previousItemint = itemToMove - 1;\r
 141                 previousItem = list_queue.Items[previousItemint].ToString();\r
 142                 list_queue.Items[previousItemint] = list_queue.Items[itemToMove];\r
 143                 list_queue.Items[itemToMove] = previousItem;\r
 144                 list_queue.SelectedIndex = list_queue.SelectedIndex - 1;\r
 145             }\r
 146         }\r
 147 \r
 148         private void btn_down_Click(object sender, EventArgs e)\r
 149         {\r
 150             int count = list_queue.Items.Count;\r
 151             int itemToMove = list_queue.SelectedIndex;\r
 152             int itemAfterInt = 0;\r
 153             String itemAfter = "";\r
 154 \r
 155             if (itemToMove < (count - 1))\r
 156             {\r
 157                 itemAfterInt = itemToMove + 1;\r
 158                 itemAfter = list_queue.Items[itemAfterInt].ToString();\r
 159                 list_queue.Items[itemAfterInt] = list_queue.Items[itemToMove];\r
 160                 list_queue.Items[itemToMove] = itemAfter;\r
 161                 list_queue.SelectedIndex = list_queue.SelectedIndex + 1;\r
 162             }\r
 163         }\r
 164 \r
 165         private void btn_delete_Click(object sender, EventArgs e)\r
 166         {\r
 167             list_queue.Items.Remove(list_queue.SelectedItem);\r
 168         }\r
 169         #endregion\r
 170 \r
 171 \r
 172         private void btn_Close_Click(object sender, EventArgs e)\r
 173         {\r
 174             this.Hide();\r
 175         }\r
 176 \r
 177         protected override void OnClosing(CancelEventArgs e)\r
 178         {\r
 179             e.Cancel = true;\r
 180             this.Hide();\r
 181             base.OnClosing(e);\r
 182         }\r
 183 \r
 184     }\r
 185 }