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.Generic;
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9 using System.ComponentModel;
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10 using System.Windows.Forms;
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11 using Handbrake.EncodeQueue;
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12 using System.Collections.ObjectModel;
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16 public partial class frmQueue : Form
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18 private delegate void UpdateHandler();
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19 private EncodeAndQueueHandler queue;
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21 public frmQueue(EncodeAndQueueHandler q)
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23 InitializeComponent();
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26 queue.NewJobStarted += new EventHandler(queueOnEncodeStart);
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27 queue.QueueCompleted += new EventHandler(queueOnQueueFinished);
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28 queue.QueuePauseRequested += new EventHandler(queueOnPaused);
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30 void queueOnPaused(object sender, EventArgs e)
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32 setUIEncodeFinished();
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35 void queueOnQueueFinished(object sender, EventArgs e)
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37 setUIEncodeFinished();
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38 resetQueue(); // Reset the Queue Window
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40 void queueOnEncodeStart(object sender, EventArgs e)
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42 setUIEncodeStarted(); // make sure the UI is set correctly
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43 setCurrentEncodeInformation();
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44 updateUIElements(); // Redraw the Queue, a new encode has started.
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48 /// Initializes the Queue list with the Arraylist from the Queue class
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50 public void setQueue()
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56 /// Initializes the Queue list, then shows and activates the window
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58 public new void Show()
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64 /// Initializes the Queue list only if doSetQueue is true, then shows and activates the window
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66 /// <param name="doSetQueue">Indicates whether to call setQueue() before showing the window</param>
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67 public void Show(bool doSetQueue)
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69 if (doSetQueue) setQueue();
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75 // Start and Stop Controls
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76 private void btn_encode_Click(object sender, EventArgs e)
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78 if (queue.PauseRequested)
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80 setUIEncodeStarted();
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81 MessageBox.Show("Encoding restarted", "Information", MessageBoxButtons.OK, MessageBoxIcon.Information);
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84 if (!queue.isEncoding)
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85 queue.StartEncodeQueue();
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88 private void btn_pause_Click(object sender, EventArgs e)
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90 queue.RequestPause();
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91 setUIEncodeFinished();
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93 MessageBox.Show("No further items on the queue will start. The current encode process will continue until it is finished. \nClick 'Encode' when you wish to continue encoding the queue.", "Warning", MessageBoxButtons.OK, MessageBoxIcon.Warning);
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96 // Window Display Management
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97 private void setUIEncodeStarted()
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101 BeginInvoke(new UpdateHandler(setUIEncodeStarted));
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104 btn_encode.Enabled = false;
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105 btn_pause.Visible = true;
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107 private void setUIEncodeFinished()
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109 if (InvokeRequired)
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111 BeginInvoke(new UpdateHandler(setUIEncodeFinished));
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114 btn_pause.Visible = false;
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115 btn_encode.Enabled = true;
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117 private void resetQueue()
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119 if (InvokeRequired)
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121 BeginInvoke(new UpdateHandler(resetQueue));
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124 btn_pause.Visible = false;
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125 btn_encode.Enabled = true;
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127 lbl_source.Text = "-";
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128 lbl_dest.Text = "-";
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129 lbl_vEnc.Text = "-";
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130 lbl_aEnc.Text = "-";
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131 lbl_title.Text = "-";
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132 lbl_chapt.Text = "-";
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134 lbl_encodesPending.Text = list_queue.Items.Count + " encode(s) pending";
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136 private void redrawQueue()
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138 if (InvokeRequired)
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140 BeginInvoke(new UpdateHandler(redrawQueue));
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144 list_queue.Items.Clear();
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145 ReadOnlyCollection<Job> theQueue = queue.CurrentQueue;
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146 foreach (Job queue_item in theQueue)
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148 string q_item = queue_item.Query;
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149 Functions.QueryParser parsed = Functions.QueryParser.Parse(q_item);
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151 // Get the DVD Title
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152 string title = parsed.DVDTitle == 0 ? "Auto" : parsed.DVDTitle.ToString();
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154 // Get the DVD Chapters
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156 if (parsed.DVDChapterStart == 0)
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160 chapters = parsed.DVDChapterStart.ToString();
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161 if (parsed.DVDChapterFinish != 0)
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162 chapters = chapters + " - " + parsed.DVDChapterFinish;
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165 ListViewItem item = new ListViewItem();
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166 item.Text = title; // Title
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167 item.SubItems.Add(chapters); // Chapters
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168 item.SubItems.Add(queue_item.Source); // Source
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169 item.SubItems.Add(queue_item.Destination); // Destination
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170 item.SubItems.Add(parsed.VideoEncoder); // Video
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172 // Display The Audio Track Information
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173 string audio = string.Empty;
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174 foreach (Functions.AudioTrack track in parsed.AudioInformation)
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177 audio += ", " + track.Encoder;
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179 audio = track.Encoder;
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181 item.SubItems.Add(audio); // Audio
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183 list_queue.Items.Add(item);
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186 private void updateUIElements()
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188 if (InvokeRequired)
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190 BeginInvoke(new UpdateHandler(updateUIElements));
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195 lbl_encodesPending.Text = list_queue.Items.Count + " encode(s) pending";
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197 private void setCurrentEncodeInformation()
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201 if (InvokeRequired)
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203 BeginInvoke(new UpdateHandler(setCurrentEncodeInformation));
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206 // found query is a global varible
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207 Functions.QueryParser parsed = Functions.QueryParser.Parse(queue.LastEncode.Query);
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208 lbl_source.Text = queue.LastEncode.Source;
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209 lbl_dest.Text = queue.LastEncode.Destination;
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211 lbl_title.Text = parsed.DVDTitle == 0 ? "Auto" : parsed.DVDTitle.ToString();
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213 if (Equals(parsed.DVDChapterStart, 0))
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214 lbl_chapt.Text = "Auto";
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217 string chapters = parsed.DVDChapterStart.ToString();
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218 if (parsed.DVDChapterFinish != 0)
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219 chapters = chapters + " - " + parsed.DVDChapterFinish;
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220 lbl_chapt.Text = chapters;
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223 lbl_vEnc.Text = parsed.VideoEncoder;
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225 // Display The Audio Track Information
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226 string audio = string.Empty;
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227 foreach (Functions.AudioTrack track in parsed.AudioInformation)
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230 audio += ", " + track.Encoder;
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232 audio = track.Encoder;
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234 lbl_aEnc.Text = audio;
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241 private void deleteSelectedItems()
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243 // If there are selected items
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244 if (list_queue.SelectedIndices.Count > 0)
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246 // Save the selected indices to select them after the move
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247 List<int> selectedIndices = new List<int>(list_queue.SelectedIndices.Count);
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248 foreach (int selectedIndex in list_queue.SelectedIndices)
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249 selectedIndices.Add(selectedIndex);
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251 int firstSelectedIndex = selectedIndices[0];
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253 // Reverse the list to delete the items from last to first (preserves indices)
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254 selectedIndices.Reverse();
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256 // Remove each selected item
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257 foreach (int selectedIndex in selectedIndices)
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258 queue.RemoveJob(selectedIndex);
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260 updateUIElements();
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262 // Select the item where the first deleted item was previously
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263 if (firstSelectedIndex < list_queue.Items.Count)
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264 list_queue.Items[firstSelectedIndex].Selected = true;
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267 list_queue.Select(); // Activate the control to show the selected items
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270 // Queue Management
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271 private void mnu_up_Click(object sender, EventArgs e)
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275 private void mnu_Down_Click(object sender, EventArgs e)
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279 private void mnu_delete_Click(object sender, EventArgs e)
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281 deleteSelectedItems();
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283 private void btn_up_Click(object sender, EventArgs e)
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287 private void btn_down_Click(object sender, EventArgs e)
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291 private void btn_delete_Click(object sender, EventArgs e)
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293 deleteSelectedItems();
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295 private void list_queue_deleteKey(object sender, KeyEventArgs e)
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297 if (e.KeyCode == Keys.Delete)
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298 deleteSelectedItems();
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300 private void moveUp()
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302 // If there are selected items and the first item is not selected
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303 if (list_queue.SelectedIndices.Count > 0 && !list_queue.SelectedIndices.Contains(0))
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305 // Copy the selected indices to preserve them during the movement
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306 List<int> selectedIndices = new List<int>(list_queue.SelectedIndices.Count);
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307 foreach (int selectedIndex in list_queue.SelectedIndices)
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308 selectedIndices.Add(selectedIndex);
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310 // Move up each selected item
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311 foreach (int selectedIndex in selectedIndices)
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312 queue.MoveUp(selectedIndex);
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314 updateUIElements();
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316 // Keep the selected item(s) selected, now moved up one index
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317 foreach (int selectedIndex in selectedIndices)
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318 if (selectedIndex - 1 > -1) // Defensive programming: ensure index is good
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319 list_queue.Items[selectedIndex - 1].Selected = true;
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322 list_queue.Select(); // Activate the control to show the selected items
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324 private void moveDown()
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326 // If there are selected items and the last item is not selected
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327 if (list_queue.SelectedIndices.Count > 0 &&
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328 !list_queue.SelectedIndices.Contains(list_queue.Items[list_queue.Items.Count - 1].Index))
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330 // Copy the selected indices to preserve them during the movement
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331 List<int> selectedIndices = new List<int>(list_queue.SelectedIndices.Count);
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332 foreach (int selectedIndex in list_queue.SelectedIndices)
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333 selectedIndices.Add(selectedIndex);
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335 // Reverse the indices to move the items down from last to first (preserves indices)
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336 selectedIndices.Reverse();
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338 // Move down each selected item
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339 foreach (int selectedIndex in selectedIndices)
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340 queue.MoveDown(selectedIndex);
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342 updateUIElements();
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344 // Keep the selected item(s) selected, now moved down one index
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345 foreach (int selectedIndex in selectedIndices)
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346 if (selectedIndex + 1 < list_queue.Items.Count) // Defensive programming: ensure index is good
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347 list_queue.Items[selectedIndex + 1].Selected = true;
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350 list_queue.Select(); // Activate the control to show the selected items
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353 // Queue Import/Export Features
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354 private void mnu_batch_Click(object sender, EventArgs e)
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356 SaveFile.FileName = "";
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357 SaveFile.Filter = "Batch|.bat";
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358 SaveFile.ShowDialog();
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359 if (SaveFile.FileName != String.Empty)
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360 queue.WriteBatchScriptToFile(SaveFile.FileName);
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362 private void mnu_export_Click(object sender, EventArgs e)
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364 SaveFile.FileName = "";
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365 SaveFile.Filter = "HandBrake Queue|*.queue";
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366 SaveFile.ShowDialog();
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367 if (SaveFile.FileName != String.Empty)
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368 queue.WriteQueueStateToFile(SaveFile.FileName);
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370 private void mnu_import_Click(object sender, EventArgs e)
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372 OpenFile.FileName = "";
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373 OpenFile.ShowDialog();
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374 if (OpenFile.FileName != String.Empty)
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375 queue.LoadQueueFromFile(OpenFile.FileName);
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376 updateUIElements();
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378 private void mnu_readd_Click(object sender, EventArgs e)
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380 if (!queue.LastEncode.IsEmpty)
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382 queue.AddJob(queue.LastEncode.Query, queue.LastEncode.Source, queue.LastEncode.Destination, queue.LastEncode.CustomQuery);
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383 updateUIElements();
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387 // Hide's the window when the user tries to "x" out of the window instead of closing it.
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388 protected override void OnClosing(CancelEventArgs e)
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