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 \r
  11 namespace Handbrake\r
  12 {\r
  13     public partial class frmQueue : Form\r
  14     {\r
  15         private delegate void ProgressUpdateHandler();\r
  16 \r
  17         public frmQueue()\r
  18         {\r
  19             InitializeComponent();\r
  20         }\r
  21 \r
  22         private void btn_Close_Click(object sender, EventArgs e)\r
  23         {\r
  24             this.Hide();\r
  25         }\r
  26 \r
  27         private void btn_delete_Click(object sender, EventArgs e)\r
  28         {\r
  29             list_queue.Items.Remove(list_queue.SelectedItem);\r
  30         }\r
  31 \r
  32         private void btn_up_Click(object sender, EventArgs e)\r
  33         {\r
  34             int count = list_queue.Items.Count;\r
  35             int itemToMove = list_queue.SelectedIndex;\r
  36             int previousItemint = 0; \r
  37             String previousItem = "";\r
  38 \r
  39              if (itemToMove > 0){\r
  40                 previousItemint = itemToMove - 1;\r
  41                 previousItem = list_queue.Items[previousItemint].ToString();\r
  42                 list_queue.Items[previousItemint] = list_queue.Items[itemToMove];\r
  43                 list_queue.Items[itemToMove] = previousItem;\r
  44                 list_queue.SelectedIndex = list_queue.SelectedIndex - 1;\r
  45             }\r
  46         }\r
  47 \r
  48         private void btn_down_Click(object sender, EventArgs e)\r
  49         {\r
  50             int count = list_queue.Items.Count;\r
  51             int itemToMove = list_queue.SelectedIndex;\r
  52             int itemAfterInt = 0; \r
  53             String itemAfter = "";\r
  54 \r
  55             if (itemToMove < (count - 1))\r
  56             {\r
  57                 itemAfterInt = itemToMove + 1;\r
  58                 itemAfter = list_queue.Items[itemAfterInt].ToString();\r
  59                 list_queue.Items[itemAfterInt] = list_queue.Items[itemToMove];\r
  60                 list_queue.Items[itemToMove] = itemAfter;\r
  61                 list_queue.SelectedIndex = list_queue.SelectedIndex + 1;\r
  62             }\r
  63         }\r
  64 \r
  65         private void btn_q_encoder_Click(object sender, EventArgs e)\r
  66         {\r
  67             progressBar.Value = 0;\r
  68             lbl_progressValue.Text = "0 %";\r
  69             progressBar.Step = 100 / list_queue.Items.Count;\r
  70             progressBar.Update();\r
  71             ThreadPool.QueueUserWorkItem(startProc);\r
  72         }\r
  73 \r
  74         private void startProc(object state)\r
  75         {\r
  76             // Reminder: There is still a bug here where the loop suddenly halts for no good reson. UpdateUIelements runs, then the loop finishes several items early.\r
  77             for (int i = 0; i < list_queue.Items.Count; i++)\r
  78             {\r
  79                 string query = list_queue.Items[0] as string;\r
  80                 Process hbProc = new Process();\r
  81                 hbProc.StartInfo.FileName = "hbcli.exe";\r
  82                 hbProc.StartInfo.Arguments = query;\r
  83                 hbProc.StartInfo.UseShellExecute = false;\r
  84                 hbProc.Start();\r
  85 \r
  86                 // Set the process Priority\r
  87 \r
  88                 switch (Properties.Settings.Default.processPriority)\r
  89                 {\r
  90                     case "Realtime":\r
  91                         hbProc.PriorityClass = ProcessPriorityClass.RealTime;\r
  92                         break;\r
  93                     case "High":\r
  94                         hbProc.PriorityClass = ProcessPriorityClass.High;\r
  95                         break;\r
  96                     case "Above Normal":\r
  97                         hbProc.PriorityClass = ProcessPriorityClass.AboveNormal;\r
  98                         break;\r
  99                     case "Normal":\r
 100                         hbProc.PriorityClass = ProcessPriorityClass.Normal;\r
 101                         break;\r
 102                     case "Low":\r
 103                         hbProc.PriorityClass = ProcessPriorityClass.Idle;\r
 104                         break;\r
 105                     default:\r
 106                         hbProc.PriorityClass = ProcessPriorityClass.BelowNormal;\r
 107                         break;\r
 108                 }\r
 109 \r
 110                 hbProc.WaitForExit();\r
 111                 hbProc.Close();\r
 112                 hbProc.Dispose();\r
 113                 \r
 114 \r
 115                 updateUIElements();\r
 116             }\r
 117         }\r
 118 \r
 119         private void updateUIElements()\r
 120         {\r
 121             if (this.InvokeRequired)\r
 122             {\r
 123                 this.BeginInvoke(new ProgressUpdateHandler(updateUIElements));\r
 124                 return;\r
 125             }\r
 126             this.list_queue.Items.RemoveAt(0);\r
 127             progressBar.PerformStep();\r
 128             lbl_progressValue.Text = string.Format("{0} %", progressBar.Value);\r
 129             progressBar.Update();\r
 130         }\r
 131     }\r
 132 }