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             if (list_queue.Items.Count != 0)\r
  28             {\r
  29                 progressBar.Value = 0;\r
  30                 lbl_progressValue.Text = "0 %";\r
  31                 progressBar.Step = 100 / list_queue.Items.Count;\r
  32                 progressBar.Update();\r
  33                 ThreadPool.QueueUserWorkItem(startProc);\r
  34             }\r
  35              \r
  36         }\r
  37 \r
  38         [DllImport("user32.dll")]\r
  39         public static extern void LockWorkStation();\r
  40         [DllImport("user32.dll")]\r
  41         public static extern int ExitWindowsEx(int uFlags, int dwReason);\r
  42 \r
  43         private void startProc(object state)\r
  44         {\r
  45             try\r
  46             {\r
  47                 while (list_queue.Items.Count != 0)\r
  48                 {\r
  49                     string query = list_queue.Items[0].ToString();\r
  50                     updateUIElements();\r
  51                         \r
  52                     Functions.CLI process = new Functions.CLI();\r
  53                     Process hbProc = process.runCli(this, query, false, false, false, false);\r
  54 \r
  55                     hbProc.WaitForExit();\r
  56                     hbProc.Close();\r
  57                     hbProc.Dispose();\r
  58                 }\r
  59 \r
  60                 resetQueue();\r
  61 \r
  62                 // Do something whent he encode ends.\r
  63                 switch (Properties.Settings.Default.CompletionOption)\r
  64                 {\r
  65                     case "Shutdown":\r
  66                         System.Diagnostics.Process.Start("Shutdown", "-s -t 60");\r
  67                         break;\r
  68                     case "Log Off":\r
  69                         ExitWindowsEx(0, 0);\r
  70                         break;\r
  71                     case "Suspend":\r
  72                         Application.SetSuspendState(PowerState.Suspend, true, true);\r
  73                         break;\r
  74                     case "Hibernate":\r
  75                         Application.SetSuspendState(PowerState.Hibernate, true, true);\r
  76                         break;\r
  77                     case "Lock System":\r
  78                         LockWorkStation();\r
  79                         break;\r
  80                     case "Quit HandBrake":\r
  81                         Application.Exit();\r
  82                         break;\r
  83                     default:\r
  84                         break;\r
  85                 }\r
  86 \r
  87                 MessageBox.Show("Encode Queue Completed!", "Alert", MessageBoxButtons.OK, MessageBoxIcon.Asterisk);\r
  88             }\r
  89             catch (Exception exc)\r
  90             {\r
  91                 MessageBox.Show(exc.ToString());\r
  92             }\r
  93         }\r
  94 \r
  95         private void updateUIElements()\r
  96         {\r
  97             if (this.InvokeRequired)\r
  98             {\r
  99                 this.BeginInvoke(new ProgressUpdateHandler(updateUIElements));\r
 100                 return;\r
 101             }\r
 102             this.list_queue.Items.RemoveAt(0);\r
 103 \r
 104             progressBar.PerformStep();\r
 105             lbl_progressValue.Text = string.Format("{0} %", progressBar.Value);\r
 106             progressBar.Update();\r
 107         }\r
 108 \r
 109         private void resetQueue()\r
 110         {\r
 111             if (this.InvokeRequired)\r
 112             {\r
 113                 this.BeginInvoke(new ProgressUpdateHandler(resetQueue));\r
 114                 return;\r
 115             }\r
 116             lbl_progressValue.Text = "0 %";\r
 117             progressBar.Value = 0;\r
 118             progressBar.Update();\r
 119         }\r
 120 \r
 121         #endregion\r
 122 \r
 123         #region Queue Management\r
 124         private void btn_up_Click(object sender, EventArgs e)\r
 125         {\r
 126             int count = list_queue.Items.Count;\r
 127             int itemToMove = list_queue.SelectedIndex;\r
 128             int previousItemint = 0;\r
 129             String previousItem = "";\r
 130 \r
 131             if (itemToMove > 0)\r
 132             {\r
 133                 previousItemint = itemToMove - 1;\r
 134                 previousItem = list_queue.Items[previousItemint].ToString();\r
 135                 list_queue.Items[previousItemint] = list_queue.Items[itemToMove];\r
 136                 list_queue.Items[itemToMove] = previousItem;\r
 137                 list_queue.SelectedIndex = list_queue.SelectedIndex - 1;\r
 138             }\r
 139         }\r
 140 \r
 141         private void btn_down_Click(object sender, EventArgs e)\r
 142         {\r
 143             int count = list_queue.Items.Count;\r
 144             int itemToMove = list_queue.SelectedIndex;\r
 145             int itemAfterInt = 0;\r
 146             String itemAfter = "";\r
 147 \r
 148             if (itemToMove < (count - 1))\r
 149             {\r
 150                 itemAfterInt = itemToMove + 1;\r
 151                 itemAfter = list_queue.Items[itemAfterInt].ToString();\r
 152                 list_queue.Items[itemAfterInt] = list_queue.Items[itemToMove];\r
 153                 list_queue.Items[itemToMove] = itemAfter;\r
 154                 list_queue.SelectedIndex = list_queue.SelectedIndex + 1;\r
 155             }\r
 156         }\r
 157 \r
 158         private void btn_delete_Click(object sender, EventArgs e)\r
 159         {\r
 160             list_queue.Items.Remove(list_queue.SelectedItem);\r
 161         }\r
 162         #endregion\r
 163 \r
 164         #region Window Management\r
 165 \r
 166         private void btn_Close_Click(object sender, EventArgs e)\r
 167         {\r
 168             this.Hide();\r
 169         }\r
 170 \r
 171         private void btn_minimise_Click(object sender, EventArgs e)\r
 172         {\r
 173             this.WindowState = FormWindowState.Minimized;\r
 174         }\r
 175 \r
 176         #endregion\r
 177 \r
 178         protected override void OnClosing(CancelEventArgs e)\r
 179         {\r
 180             e.Cancel = true;\r
 181             this.Hide();\r
 182             base.OnClosing(e);\r
 183         }\r
 184 \r
 185     }\r
 186 }