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[handbrake-jp/handbrake-jp-git.git] / win / C# / frmQueue.cs
index bec77f4..eedc109 100644 (file)
-using System;\r
-using System.Collections.Generic;\r
-using System.ComponentModel;\r
-using System.Data;\r
-using System.Drawing;\r
-using System.Text;\r
-using System.Windows.Forms;\r
-using System.Threading;\r
-using System.Diagnostics;\r
-using System.Runtime.InteropServices;\r
+/*  frmQueue.cs $\r
+    This file is part of the HandBrake source code.\r
+    Homepage: <http://handbrake.fr>.\r
+    It may be used under the terms of the GNU General Public License. */\r
 \r
 namespace Handbrake\r
 {\r
+    using System;\r
+    using System.Collections.Generic;\r
+    using System.Collections.ObjectModel;\r
+    using System.ComponentModel;\r
+    using System.IO;\r
+    using System.Windows.Forms;\r
+    using Functions;\r
+\r
+    using HandBrake.ApplicationServices.Model;\r
+    using HandBrake.ApplicationServices.Services;\r
+    using HandBrake.ApplicationServices.Services.Interfaces;\r
+\r
+    using Model;\r
+\r
+    /// <summary>\r
+    /// The Queue Window\r
+    /// </summary>\r
     public partial class frmQueue : Form\r
     {\r
-        private delegate void ProgressUpdateHandler();\r
+        /// <summary>\r
+        /// Update Handler Delegate\r
+        /// </summary>\r
+        private delegate void UpdateHandler();\r
+\r
+        /// <summary>\r
+        /// An instance of the Queue service\r
+        /// </summary>\r
+        private readonly IQueue queue;\r
+\r
+        /// <summary>\r
+        /// A reference to the main application window\r
+        /// </summary>\r
+        private readonly frmMain mainWindow;\r
 \r
-        public frmQueue()\r
+        /// <summary>\r
+        /// Initializes a new instance of the <see cref="frmQueue"/> class.\r
+        /// </summary>\r
+        /// <param name="q">\r
+        /// An instance of the queue service.\r
+        /// </param>\r
+        /// <param name="mw">\r
+        /// The main window.\r
+        /// </param>\r
+        public frmQueue(IQueue q, frmMain mw)\r
         {\r
             InitializeComponent();\r
+\r
+            this.mainWindow = mw;\r
+\r
+            this.queue = q;\r
+            queue.EncodeStarted += new EventHandler(QueueOnEncodeStart);\r
+            queue.QueueCompleted += new EventHandler(QueueOnQueueFinished);\r
+            queue.QueuePauseRequested += new EventHandler(QueueOnPaused);\r
+            queue.QueueListChanged += new EventHandler(queue_QueueListChanged);\r
+\r
+            queue.EncodeStarted += new EventHandler(queue_EncodeStarted);\r
+            queue.EncodeEnded += new EventHandler(queue_EncodeEnded);\r
+\r
+            drp_completeOption.Text = Properties.Settings.Default.CompletionOption;\r
         }\r
 \r
-        #region Queue Handling\r
-        Boolean cancel = false;\r
-        private void btn_q_encoder_Click(object sender, EventArgs e)\r
+        /// <summary>\r
+        /// Queue Changed\r
+        /// </summary>\r
+        /// <param name="sender">\r
+        /// The sender.\r
+        /// </param>\r
+        /// <param name="e">\r
+        /// The e.\r
+        /// </param>\r
+        private void queue_QueueListChanged(object sender, EventArgs e)\r
         {\r
-            // Reset some values\r
-            \r
-            lbl_status.Visible = false;\r
-            cancel = false;\r
+            UpdateUiElementsOnQueueChange();\r
+        }\r
 \r
-            // Start the encode\r
-            try\r
-            {\r
-                if (list_queue.Items.Count != 0)\r
-                {\r
-                    // Setup or reset some values\r
-                    btn_cancel.Visible = true;\r
-                    progressBar.Value = 0;\r
-                    lbl_progressValue.Text = "0 %";\r
-                    progressBar.Step = 100 / list_queue.Items.Count;\r
-                    progressBar.Update();\r
-                    ThreadPool.QueueUserWorkItem(startProc);\r
-                }\r
-            }\r
-            catch (Exception exc)\r
+        /// <summary>\r
+        /// Encode Ended\r
+        /// </summary>\r
+        /// <param name="sender">\r
+        /// The sender.\r
+        /// </param>\r
+        /// <param name="e">\r
+        /// The e.\r
+        /// </param>\r
+        private void queue_EncodeEnded(object sender, EventArgs e)\r
+        {\r
+            queue.EncodeStatusChanged -= EncodeQueue_EncodeStatusChanged;\r
+            ResetEncodeText();\r
+        }\r
+\r
+        /// <summary>\r
+        /// Queue Started\r
+        /// </summary>\r
+        /// <param name="sender">\r
+        /// The sender.\r
+        /// </param>\r
+        /// <param name="e">\r
+        /// The e.\r
+        /// </param>\r
+        private void queue_EncodeStarted(object sender, EventArgs e)\r
+        {\r
+            this.SetCurrentEncodeInformation();\r
+            queue.EncodeStatusChanged += EncodeQueue_EncodeStatusChanged;        \r
+        }\r
+\r
+        /// <summary>\r
+        /// Display the Encode Status\r
+        /// </summary>\r
+        /// <param name="sender">\r
+        /// The sender.\r
+        /// </param>\r
+        /// <param name="e">\r
+        /// The e.\r
+        /// </param>\r
+        private void EncodeQueue_EncodeStatusChanged(object sender, HandBrake.ApplicationServices.EncodeProgressEventArgs e)\r
+        {\r
+            if (this.InvokeRequired)\r
             {\r
-                MessageBox.Show(exc.ToString());\r
+                this.BeginInvoke(new Encode.EncodeProgessStatus(EncodeQueue_EncodeStatusChanged), new[] { sender, e });\r
+                return;\r
             }\r
-             \r
+\r
+            lbl_encodeStatus.Text =\r
+                string.Format(\r
+                "Encoding: Pass {0} of {1}, {2:00.00}% Time Remaining: {3}",\r
+                e.Task,\r
+                e.Task,\r
+                e.PercentComplete,\r
+                e.EstimatedTimeLeft);\r
         }\r
-        private void btn_cancel_Click(object sender, EventArgs e)\r
+\r
+        /// <summary>\r
+        /// Handle the Queue Paused event\r
+        /// </summary>\r
+        /// <param name="sender">\r
+        /// The sender.\r
+        /// </param>\r
+        /// <param name="e">\r
+        /// The EventArgs.\r
+        /// </param>\r
+        private void QueueOnPaused(object sender, EventArgs e)\r
         {\r
-            cancel = true;\r
-            btn_cancel.Visible = false;\r
-            MessageBox.Show("No further items on the queue will start. The current encode process will continue until it is finished. \nClick 'Encode Video' when you wish to continue encoding the queue.", "Warning", MessageBoxButtons.OK, MessageBoxIcon.Warning);\r
+            SetUiEncodeFinished();\r
+            UpdateUiElementsOnQueueChange();\r
         }\r
 \r
-        [DllImport("user32.dll")]\r
-        public static extern void LockWorkStation();\r
-        [DllImport("user32.dll")]\r
-        public static extern int ExitWindowsEx(int uFlags, int dwReason);\r
+        /// <summary>\r
+        /// Handle the Queue Finished event.\r
+        /// </summary>\r
+        /// <param name="sender">\r
+        /// The sender.\r
+        /// </param>\r
+        /// <param name="e">\r
+        /// The EventArgs.\r
+        /// </param>\r
+        private void QueueOnQueueFinished(object sender, EventArgs e)\r
+        {\r
+            SetUiEncodeFinished();\r
+            ResetQueue(); // Reset the Queue Window\r
+        }\r
 \r
-        private void startProc(object state)\r
+        /// <summary>\r
+        /// Handle the Encode Started event\r
+        /// </summary>\r
+        /// <param name="sender">\r
+        /// The sender.\r
+        /// </param>\r
+        /// <param name="e">\r
+        /// The e.\r
+        /// </param>\r
+        private void QueueOnEncodeStart(object sender, EventArgs e)\r
         {\r
-            try\r
+            SetUiEncodeStarted(); // make sure the UI is set correctly\r
+            UpdateUiElementsOnQueueChange(); // Redraw the Queue, a new encode has started.\r
+        }\r
+\r
+        /// <summary>\r
+        /// Initializes the Queue list with the Arraylist from the Queue class\r
+        /// </summary>\r
+        public void SetQueue()\r
+        {\r
+            UpdateUiElementsOnQueueChange();\r
+        }\r
+\r
+        /// <summary>\r
+        /// Initializes the Queue list, then shows and activates the window\r
+        /// </summary>\r
+        public new void Show()\r
+        {\r
+            Show(true);\r
+        }\r
+\r
+        /// <summary>\r
+        /// Initializes the Queue list only if doSetQueue is true, then shows and activates the window\r
+        /// </summary>\r
+        /// <param name="doSetQueue">Indicates whether to call setQueue() before showing the window</param>\r
+        public void Show(bool doSetQueue)\r
+        {\r
+            if (doSetQueue) SetQueue();\r
+            base.Show();\r
+        }\r
+\r
+        /// <summary>\r
+        /// Handle the Encode button Click event\r
+        /// </summary>\r
+        /// <param name="sender">The sender</param>\r
+        /// <param name="e">the EventArgs</param>\r
+        private void BtnEncodeClick(object sender, EventArgs e)\r
+        {\r
+            if (queue.Paused)\r
             {\r
-                while (list_queue.Items.Count != 0)\r
-                {\r
-                    string query = list_queue.Items[0].ToString();\r
-                    \r
-                    updateUIElements();\r
-                        \r
-                    Functions.CLI process = new Functions.CLI();\r
-                    Process hbProc = process.runCli(this, query, false, false, false, false);\r
+                SetUiEncodeStarted();\r
+            }\r
 \r
-                    hbProc.WaitForExit();\r
-                    hbProc.Close();\r
-                    hbProc.Dispose();\r
+            lbl_encodeStatus.Text = "Encoding ...";\r
+            queue.Start();\r
+        }\r
 \r
-                    query = "";\r
+        /// <summary>\r
+        /// Handle the Pause button click event.\r
+        /// </summary>\r
+        /// <param name="sender">\r
+        /// The sender.\r
+        /// </param>\r
+        /// <param name="e">\r
+        /// The EventArgs.\r
+        /// </param>\r
+        private void BtnPauseClick(object sender, EventArgs e)\r
+        {\r
+            queue.Pause();\r
+            MessageBox.Show(\r
+                "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.",\r
+                "Warning", MessageBoxButtons.OK, MessageBoxIcon.Warning);\r
+        }\r
 \r
-                    if (cancel == true)\r
-                    {\r
-                        break;\r
-                    }\r
-                    \r
-                }\r
+        // UI Work\r
+\r
+        /// <summary>\r
+        /// Setup the UI to show that an encode has started\r
+        /// </summary>\r
+        private void SetUiEncodeStarted()\r
+        {\r
+            if (InvokeRequired)\r
+            {\r
+                BeginInvoke(new UpdateHandler(SetUiEncodeStarted));\r
+                return;\r
+            }\r
+            btn_encode.Enabled = false;\r
+            btn_pause.Visible = true;\r
+        }\r
 \r
-                resetQueue();\r
-                \r
+        /// <summary>\r
+        /// Setup the UI to indicate that an encode has finished.\r
+        /// </summary>\r
+        private void SetUiEncodeFinished()\r
+        {\r
+            if (InvokeRequired)\r
+            {\r
+                BeginInvoke(new UpdateHandler(SetUiEncodeFinished));\r
+                return;\r
+            }\r
+            btn_pause.Visible = false;\r
+            btn_encode.Enabled = true;\r
+        }\r
 \r
-                // Do something whent he encode ends.\r
-                switch (Properties.Settings.Default.CompletionOption)\r
-                {\r
-                    case "Shutdown":\r
-                        System.Diagnostics.Process.Start("Shutdown", "-s -t 60");\r
-                        break;\r
-                    case "Log Off":\r
-                        ExitWindowsEx(0, 0);\r
-                        break;\r
-                    case "Suspend":\r
-                        Application.SetSuspendState(PowerState.Suspend, true, true);\r
-                        break;\r
-                    case "Hibernate":\r
-                        Application.SetSuspendState(PowerState.Hibernate, true, true);\r
-                        break;\r
-                    case "Lock System":\r
-                        LockWorkStation();\r
-                        break;\r
-                    case "Quit HandBrake":\r
-                        Application.Exit();\r
-                        break;\r
-                    default:\r
-                        break;\r
-                }\r
+        /// <summary>\r
+        /// Reset the Queue Window display\r
+        /// </summary>\r
+        private void ResetQueue()\r
+        {\r
+            if (InvokeRequired)\r
+            {\r
+                BeginInvoke(new UpdateHandler(ResetQueue));\r
+                return;\r
             }\r
-            catch (Exception exc)\r
+            btn_pause.Visible = false;\r
+            btn_encode.Enabled = true;\r
+\r
+            ResetEncodeText();\r
+        }\r
+\r
+        /// <summary>\r
+        /// Reset the current job text\r
+        /// </summary>\r
+        private void ResetEncodeText()\r
+        {\r
+            if (InvokeRequired)\r
             {\r
-                MessageBox.Show(exc.ToString());\r
+                BeginInvoke(new UpdateHandler(ResetEncodeText));\r
+                return;\r
             }\r
+            lbl_encodeStatus.Text = "Ready";\r
+\r
+            lbl_source.Text = "-";\r
+            lbl_dest.Text = "-";\r
+            lbl_encodeOptions.Text = "-";\r
+\r
+            lbl_encodesPending.Text = list_queue.Items.Count + " encode(s) pending";\r
         }\r
 \r
-        private void updateUIElements()\r
+        /// <summary>\r
+        /// Redraw the Queue window with the latest information about HandBrakes status\r
+        /// </summary>\r
+        private void RedrawQueue()\r
         {\r
-            try\r
+            if (InvokeRequired)\r
+            {\r
+                BeginInvoke(new UpdateHandler(RedrawQueue));\r
+                return;\r
+            }\r
+\r
+            list_queue.Items.Clear();\r
+            ReadOnlyCollection<Job> theQueue = queue.CurrentQueue;\r
+            foreach (Job queueItem in theQueue)\r
             {\r
-                if (this.InvokeRequired)\r
+                string qItem = queueItem.Query;\r
+                QueryParser parsed = Functions.QueryParser.Parse(qItem);\r
+\r
+                // Get the DVD Title\r
+                string title = parsed.Title == 0 ? "Auto" : parsed.Title.ToString();\r
+\r
+                // Get the DVD Chapters\r
+                string chapters;\r
+                if (parsed.ChapterStart == 0)\r
+                    chapters = "Auto";\r
+                else\r
+                {\r
+                    chapters = parsed.ChapterStart.ToString();\r
+                    if (parsed.ChapterFinish != 0)\r
+                        chapters = chapters + " - " + parsed.ChapterFinish;\r
+                }\r
+\r
+                ListViewItem item = new ListViewItem();\r
+                item.Text = title; // Title\r
+                item.SubItems.Add(chapters); // Chapters\r
+                item.SubItems.Add(queueItem.Source); // Source\r
+                item.SubItems.Add(queueItem.Destination); // Destination\r
+                item.SubItems.Add(parsed.VideoEncoder); // Video\r
+\r
+                // Display The Audio Track Information\r
+                string audio = string.Empty;\r
+                foreach (AudioTrack track in parsed.AudioInformation)\r
                 {\r
-                    this.BeginInvoke(new ProgressUpdateHandler(updateUIElements));\r
-                    return;\r
+                    if (audio != string.Empty)\r
+                        audio += ", " + track.Encoder;\r
+                    else\r
+                        audio = track.Encoder;\r
                 }\r
-                this.list_queue.Items.RemoveAt(0);\r
+                item.SubItems.Add(audio); // Audio\r
 \r
-                progressBar.PerformStep();\r
-                lbl_progressValue.Text = string.Format("{0} %", progressBar.Value);\r
-                progressBar.Update();\r
+                list_queue.Items.Add(item);\r
             }\r
-            catch (Exception exc)\r
+        }\r
+\r
+        /// <summary>\r
+        /// Update the UI elements\r
+        /// </summary>\r
+        private void UpdateUiElementsOnQueueChange()\r
+        {\r
+            if (InvokeRequired)\r
             {\r
-                MessageBox.Show(exc.ToString());\r
+                BeginInvoke(new UpdateHandler(UpdateUiElementsOnQueueChange));\r
+                return;\r
             }\r
+\r
+            RedrawQueue();\r
+            lbl_encodesPending.Text = list_queue.Items.Count + " encode(s) pending";\r
         }\r
 \r
-        private void resetQueue()\r
+        /// <summary>\r
+        /// Set the window up with the current encode information\r
+        /// </summary>\r
+        private void SetCurrentEncodeInformation()\r
         {\r
             try\r
             {\r
-                if (this.InvokeRequired)\r
+                if (InvokeRequired)\r
                 {\r
-                    this.BeginInvoke(new ProgressUpdateHandler(resetQueue));\r
-                    return;\r
+                    BeginInvoke(new UpdateHandler(SetCurrentEncodeInformation));\r
                 }\r
 \r
-                if (cancel == true)\r
+                QueryParser parsed = QueryParser.Parse(queue.LastEncode.Query);\r
+\r
+                // Get title and chapters\r
+                string title = parsed.Title == 0 ? "Auto" : parsed.Title.ToString();\r
+                string chapterlbl;\r
+                if (Equals(parsed.ChapterStart, 0))\r
+                    chapterlbl = "Auto";\r
+                else\r
                 {\r
-                    lbl_status.Visible = true;\r
-                    lbl_status.Text = "Encode Queue Cancelled!";\r
+                    string chapters = parsed.ChapterStart.ToString();\r
+                    if (parsed.ChapterFinish != 0)\r
+                        chapters = chapters + " - " + parsed.ChapterFinish;\r
+                    chapterlbl = chapters;\r
                 }\r
-                else\r
+\r
+                // Get audio information\r
+                string audio = string.Empty;\r
+                foreach (AudioTrack track in parsed.AudioInformation)\r
                 {\r
-                    lbl_status.Visible = true;\r
-                    lbl_status.Text = "Encode Queue Completed!";\r
+                    if (audio != string.Empty) \r
+                        audio += ", " + track.Encoder;\r
+                    else\r
+                        audio = track.Encoder;\r
                 }\r
-                btn_cancel.Visible = false;\r
 \r
-                lbl_progressValue.Text = "0 %";\r
-                progressBar.Value = 0;\r
-                progressBar.Update();\r
+                // found query is a global varible        \r
+                lbl_encodeStatus.Text = "Encoding ...";\r
+                lbl_source.Text = queue.LastEncode.Source + "(Title: " + title + " Chapters: " + chapterlbl + ")";\r
+                lbl_dest.Text = queue.LastEncode.Destination;\r
+                lbl_encodeOptions.Text = "Video: " + parsed.VideoEncoder + " Audio: " + audio + Environment.NewLine +\r
+                                    "x264 Options: " + parsed.H264Query;\r
+               }\r
+            catch (Exception)\r
+            {\r
+                // Do Nothing\r
             }\r
-            catch (Exception exc)\r
+        }\r
+\r
+        /* Right Click Menu */\r
+\r
+        /// <summary>\r
+        /// Handle the Move Up Menu Item\r
+        /// </summary>\r
+        /// <param name="sender">\r
+        /// The sender.\r
+        /// </param>\r
+        /// <param name="e">\r
+        /// The e.\r
+        /// </param>\r
+        private void MnuUpClick(object sender, EventArgs e)\r
+        {\r
+            MoveUp();\r
+        }\r
+\r
+        /// <summary>\r
+        /// Handle the Move down Menu Item\r
+        /// </summary>\r
+        /// <param name="sender">\r
+        /// The sender.\r
+        /// </param>\r
+        /// <param name="e">\r
+        /// The e.\r
+        /// </param>\r
+        private void MnuDownClick(object sender, EventArgs e)\r
+        {\r
+            MoveDown();\r
+        }\r
+\r
+        /// <summary>\r
+        /// Edit a job\r
+        /// </summary>\r
+        /// <param name="sender">\r
+        /// The sender.\r
+        /// </param>\r
+        /// <param name="e">\r
+        /// The e.\r
+        /// </param>\r
+        private void MnuEditClick(object sender, EventArgs e)\r
+        {\r
+            if (list_queue.SelectedIndices != null && list_queue.SelectedIndices.Count != 0)\r
             {\r
-                MessageBox.Show(exc.ToString());\r
+                lock (queue)\r
+                {\r
+                    lock (list_queue)\r
+                    {\r
+                        int index = list_queue.SelectedIndices[0];\r
+                        mainWindow.RecievingJob(queue.GetJob(index));\r
+                        queue.Remove(index);\r
+                        RedrawQueue();\r
+                    }\r
+                }\r
             }\r
         }\r
 \r
-        #endregion\r
+        /// <summary>\r
+        /// Handle the delete Menu Item\r
+        /// </summary>\r
+        /// <param name="sender">\r
+        /// The sender.\r
+        /// </param>\r
+        /// <param name="e">\r
+        /// The e.\r
+        /// </param>\r
+        private void MnuDeleteClick(object sender, EventArgs e)\r
+        {\r
+            DeleteSelectedItems();\r
+        }\r
+\r
+        /* Keyboard Shortcuts */\r
 \r
-        #region Queue Management\r
-        private void btn_up_Click(object sender, EventArgs e)\r
+        /// <summary>\r
+        /// Handle the delete keyboard press\r
+        /// </summary>\r
+        /// <param name="sender">\r
+        /// The sender.\r
+        /// </param>\r
+        /// <param name="e">\r
+        /// The e.\r
+        /// </param>\r
+        private void ListQueueDeleteKey(object sender, KeyEventArgs e)\r
         {\r
-            int count = list_queue.Items.Count;\r
-            int itemToMove = list_queue.SelectedIndex;\r
-            int previousItemint = 0;\r
-            String previousItem = "";\r
+            if (e.KeyCode == Keys.Delete && e.Modifiers == Keys.None)\r
+                DeleteSelectedItems();\r
+        }\r
+\r
+        /* Queue Management */\r
 \r
-            if (itemToMove > 0)\r
+        /// <summary>\r
+        /// Move items up in the queue\r
+        /// </summary>\r
+        private void MoveUp()\r
+        {\r
+            // If there are selected items and the first item is not selected\r
+            if (list_queue.SelectedIndices.Count > 0 && !list_queue.SelectedIndices.Contains(0))\r
             {\r
-                previousItemint = itemToMove - 1;\r
-                previousItem = list_queue.Items[previousItemint].ToString();\r
-                list_queue.Items[previousItemint] = list_queue.Items[itemToMove];\r
-                list_queue.Items[itemToMove] = previousItem;\r
-                list_queue.SelectedIndex = list_queue.SelectedIndex - 1;\r
+                // Copy the selected indices to preserve them during the movement\r
+                List<int> selectedIndices = new List<int>(list_queue.SelectedIndices.Count);\r
+                foreach (int selectedIndex in list_queue.SelectedIndices)\r
+                    selectedIndices.Add(selectedIndex);\r
+\r
+                // Move up each selected item\r
+                foreach (int selectedIndex in selectedIndices)\r
+                    queue.MoveUp(selectedIndex);\r
+\r
+                // Keep the selected item(s) selected, now moved up one index\r
+                foreach (int selectedIndex in selectedIndices)\r
+                    if (selectedIndex - 1 > -1) // Defensive programming: ensure index is good\r
+                        list_queue.Items[selectedIndex - 1].Selected = true;\r
             }\r
+\r
+            list_queue.Select(); // Activate the control to show the selected items\r
         }\r
 \r
-        private void btn_down_Click(object sender, EventArgs e)\r
+        /// <summary>\r
+        /// Move items down in the queue\r
+        /// </summary>\r
+        private void MoveDown()\r
         {\r
-            int count = list_queue.Items.Count;\r
-            int itemToMove = list_queue.SelectedIndex;\r
-            int itemAfterInt = 0;\r
-            String itemAfter = "";\r
+            // If there are selected items and the last item is not selected\r
+            if (list_queue.SelectedIndices.Count > 0 &&\r
+                !list_queue.SelectedIndices.Contains(list_queue.Items[list_queue.Items.Count - 1].Index))\r
+            {\r
+                // Copy the selected indices to preserve them during the movement\r
+                List<int> selectedIndices = new List<int>(list_queue.SelectedIndices.Count);\r
+                foreach (int selectedIndex in list_queue.SelectedIndices)\r
+                    selectedIndices.Add(selectedIndex);\r
+\r
+                // Reverse the indices to move the items down from last to first (preserves indices)\r
+                selectedIndices.Reverse();\r
 \r
-            if (itemToMove < (count - 1))\r
+                // Move down each selected item\r
+                foreach (int selectedIndex in selectedIndices)\r
+                    queue.MoveDown(selectedIndex);\r
+\r
+                // Keep the selected item(s) selected, now moved down one index\r
+                foreach (int selectedIndex in selectedIndices)\r
+                    if (selectedIndex + 1 < list_queue.Items.Count) // Defensive programming: ensure index is good\r
+                        list_queue.Items[selectedIndex + 1].Selected = true;\r
+            }\r
+\r
+            list_queue.Select(); // Activate the control to show the selected items\r
+        }\r
+\r
+        /// <summary>\r
+        /// Delete the currently selected items on the queue\r
+        /// </summary>\r
+        private void DeleteSelectedItems()\r
+        {\r
+            // If there are selected items\r
+            if (list_queue.SelectedIndices.Count > 0)\r
             {\r
-                itemAfterInt = itemToMove + 1;\r
-                itemAfter = list_queue.Items[itemAfterInt].ToString();\r
-                list_queue.Items[itemAfterInt] = list_queue.Items[itemToMove];\r
-                list_queue.Items[itemToMove] = itemAfter;\r
-                list_queue.SelectedIndex = list_queue.SelectedIndex + 1;\r
+                // Save the selected indices to select them after the move\r
+                List<int> selectedIndices = new List<int>(list_queue.SelectedIndices.Count);\r
+                foreach (int selectedIndex in list_queue.SelectedIndices)\r
+                    selectedIndices.Add(selectedIndex);\r
+\r
+                int firstSelectedIndex = selectedIndices[0];\r
+\r
+                // Reverse the list to delete the items from last to first (preserves indices)\r
+                selectedIndices.Reverse();\r
+\r
+                // Remove each selected item\r
+                foreach (int selectedIndex in selectedIndices)\r
+                    queue.Remove(selectedIndex);\r
+\r
+                // Select the item where the first deleted item was previously\r
+                if (firstSelectedIndex < list_queue.Items.Count)\r
+                    list_queue.Items[firstSelectedIndex].Selected = true;\r
             }\r
+\r
+            list_queue.Select(); // Activate the control to show the selected items\r
         }\r
 \r
-        private void btn_delete_Click(object sender, EventArgs e)\r
+        /* Queue Import / Export features */\r
+\r
+        /// <summary>\r
+        /// Create a batch script\r
+        /// </summary>\r
+        /// <param name="sender">\r
+        /// The sender.\r
+        /// </param>\r
+        /// <param name="e">\r
+        /// The e.\r
+        /// </param>\r
+        private void MnuBatchClick(object sender, EventArgs e)\r
         {\r
-            list_queue.Items.Remove(list_queue.SelectedItem);\r
+            SaveFile.FileName = string.Empty;\r
+            SaveFile.Filter = "Batch|.bat";\r
+            SaveFile.ShowDialog();\r
+            if (SaveFile.FileName != String.Empty)\r
+                queue.WriteBatchScriptToFile(SaveFile.FileName);\r
         }\r
-        #endregion\r
 \r
+        /// <summary>\r
+        /// Export Queue\r
+        /// </summary>\r
+        /// <param name="sender">\r
+        /// The sender.\r
+        /// </param>\r
+        /// <param name="e">\r
+        /// The e.\r
+        /// </param>\r
+        private void MnuExportClick(object sender, EventArgs e)\r
+        {\r
+            SaveFile.FileName = string.Empty;\r
+            SaveFile.Filter = "HandBrake Queue|*.queue";\r
+            SaveFile.ShowDialog();\r
+            if (SaveFile.FileName != String.Empty)\r
+                queue.WriteQueueStateToFile(SaveFile.FileName);\r
+        }\r
 \r
-        private void btn_Close_Click(object sender, EventArgs e)\r
+        /// <summary>\r
+        /// Import Queue\r
+        /// </summary>\r
+        /// <param name="sender">\r
+        /// The sender.\r
+        /// </param>\r
+        /// <param name="e">\r
+        /// The e.\r
+        /// </param>\r
+        private void MnuImportClick(object sender, EventArgs e)\r
         {\r
-            this.Hide();\r
+            OpenFile.FileName = string.Empty;\r
+            OpenFile.ShowDialog();\r
+            if (OpenFile.FileName != String.Empty)\r
+                queue.LoadQueueFromFile(OpenFile.FileName);\r
         }\r
 \r
+        /// <summary>\r
+        /// Readd current job to queue\r
+        /// </summary>\r
+        /// <param name="sender">\r
+        /// The sender.\r
+        /// </param>\r
+        /// <param name="e">\r
+        /// The e.\r
+        /// </param>\r
+        private void MnuReaddClick(object sender, EventArgs e)\r
+        {\r
+            if (queue.LastEncode != null && !queue.LastEncode.IsEmpty)\r
+            {\r
+                queue.Add(\r
+                    queue.LastEncode.Query, \r
+                    queue.LastEncode.Title, \r
+                    queue.LastEncode.Source,\r
+                    queue.LastEncode.Destination,\r
+                    queue.LastEncode.CustomQuery);\r
+            }\r
+        }\r
+\r
+        /* Overrides */\r
+\r
+        /// <summary>\r
+        /// Hide's the window when the user tries to "x" out of the window instead of closing it.\r
+        /// </summary>\r
+        /// <param name="e">\r
+        /// The e.\r
+        /// </param>\r
         protected override void OnClosing(CancelEventArgs e)\r
         {\r
             e.Cancel = true;\r
@@ -230,7 +691,19 @@ namespace Handbrake
             base.OnClosing(e);\r
         }\r
 \r
-\r
-\r
+        /// <summary>\r
+        /// Change the OnComplete option setting.\r
+        /// </summary>\r
+        /// <param name="sender">\r
+        /// The sender.\r
+        /// </param>\r
+        /// <param name="e">\r
+        /// The EventArgs.\r
+        /// </param>\r
+        private void CompleteOptionChanged(object sender, EventArgs e)\r
+        {\r
+            Properties.Settings.Default.CompletionOption = drp_completeOption.Text;\r
+            Properties.Settings.Default.Save();\r
+        }\r
     }\r
 }
\ No newline at end of file