From a59982a00170a8d5cabd04bc87a52e7744558741 Mon Sep 17 00:00:00 2001
From: alkl58 <alkl58@protonmail.com>
Date: Fri, 28 Jan 2022 23:27:47 +0100
Subject: [PATCH] Queue allow multiselect deletion #88

---
 NotEnoughAV1Encodes/MainWindow.xaml    |  2 +-
 NotEnoughAV1Encodes/MainWindow.xaml.cs | 54 +++++++++++++++++---------
 2 files changed, 36 insertions(+), 20 deletions(-)

diff --git a/NotEnoughAV1Encodes/MainWindow.xaml b/NotEnoughAV1Encodes/MainWindow.xaml
index 2c18433..8f514f1 100644
--- a/NotEnoughAV1Encodes/MainWindow.xaml
+++ b/NotEnoughAV1Encodes/MainWindow.xaml
@@ -920,7 +920,7 @@
                     <GroupBox Header="{lex:Loc TabItemQueue}" mah:ControlsHelper.ContentCharacterCasing="Normal">
                         <Grid>
                             <GroupBox Margin="0,34,0,0">
-                                <ListBox x:Name="ListBoxQueue" Background="{Binding ElementName=ListBoxAudioTracks, Path=Background, UpdateSourceTrigger=PropertyChanged}" KeyDown="ListBoxQueue_KeyDown">
+                                <ListBox x:Name="ListBoxQueue" Background="{Binding ElementName=ListBoxAudioTracks, Path=Background, UpdateSourceTrigger=PropertyChanged}" KeyDown="ListBoxQueue_KeyDown" SelectionMode="Multiple">
                                     <ListBox.ItemContainerStyle>
                                         <Style TargetType="ListBoxItem">
                                             <Setter Property="Background" Value="{Binding ElementName=ListBoxAudioTracks, Path=Background, UpdateSourceTrigger=PropertyChanged}"></Setter>
diff --git a/NotEnoughAV1Encodes/MainWindow.xaml.cs b/NotEnoughAV1Encodes/MainWindow.xaml.cs
index bd0e429..8b5732d 100644
--- a/NotEnoughAV1Encodes/MainWindow.xaml.cs
+++ b/NotEnoughAV1Encodes/MainWindow.xaml.cs
@@ -143,17 +143,7 @@ private void ButtonProgramSettings_Click(object sender, RoutedEventArgs e)
 
         private void ButtonRemoveSelectedQueueItem_Click(object sender, RoutedEventArgs e)
         {
-            if (ProgramState != 0) return;
-            if (ListBoxQueue.SelectedItem != null)
-            {
-                Queue.QueueElement tmp = (Queue.QueueElement)ListBoxQueue.SelectedItem;
-                ListBoxQueue.Items.Remove(ListBoxQueue.SelectedItem);
-                try
-                {
-                    File.Delete(Path.Combine(Global.AppData, "NEAV1E", "Queue", tmp.VideoDB.InputFileName + "_" + tmp.UniqueIdentifier + ".json"));
-                }
-                catch { }
-            }
+            DeleteQueueItems();
         }
 
         private void ButtonOpenSource_Click(object sender, RoutedEventArgs e)
@@ -532,6 +522,7 @@ private void ButtonSetPresetDefault_Click(object sender, RoutedEventArgs e)
         private void ButtonEditSelectedItem_Click(object sender, RoutedEventArgs e)
         {
             if (ProgramState != 0) return;
+            if (ListBoxQueue.SelectedItems.Count > 1) return;
             if (ListBoxQueue.SelectedItem != null)
             {
                 Queue.QueueElement tmp = (Queue.QueueElement)ListBoxQueue.SelectedItem;
@@ -595,16 +586,9 @@ private void QueueMenuItemSave_Click(object sender, RoutedEventArgs e)
 
         private void ListBoxQueue_KeyDown(object sender, KeyEventArgs e)
         {
-            if (ListBoxQueue.SelectedItem == null) return;
             if (e.Key == Key.Delete)
             {
-                Queue.QueueElement tmp = (Queue.QueueElement)ListBoxQueue.SelectedItem;
-                ListBoxQueue.Items.Remove(ListBoxQueue.SelectedItem);
-                try
-                {
-                    File.Delete(Path.Combine(Global.AppData, "NEAV1E", "Queue", tmp.VideoDB.InputFileName + "_" + tmp.UniqueIdentifier + ".json"));
-                }
-                catch { }
+                DeleteQueueItems();
             }
         }
         #endregion
@@ -888,6 +872,7 @@ private void TextBoxCustomVideoSettings_TextChanged(object sender, System.Window
         #endregion
 
         #region Small Functions
+
         private void ComboBoxChunkingMethod_SelectionChanged(object sender, System.Windows.Controls.SelectionChangedEventArgs e)
         {
             if (startupLock) return;
@@ -900,6 +885,7 @@ private void ComboBoxChunkingMethod_SelectionChanged(object sender, System.Windo
             }
             catch (Exception ex) { MessageBox.Show(ex.Message); }
         }
+
         private void TextBoxChunkLength_TextChanged(object sender, System.Windows.Controls.TextChangedEventArgs e)
         {
             if (startupLock) return;
@@ -912,6 +898,36 @@ private void TextBoxChunkLength_TextChanged(object sender, System.Windows.Contro
             }
             catch (Exception ex) { MessageBox.Show(ex.Message); }
         }
+
+        private void DeleteQueueItems()
+        {
+            if (ListBoxQueue.SelectedItem == null) return;
+            if (ProgramState != 0) return;
+            if (ListBoxQueue.SelectedItems.Count > 1)
+            {
+                List<Queue.QueueElement> items = ListBoxQueue.SelectedItems.OfType<Queue.QueueElement>().ToList();
+                foreach (var item in items)
+                {
+                    ListBoxQueue.Items.Remove(item);
+                    try
+                    {
+                        File.Delete(Path.Combine(Global.AppData, "NEAV1E", "Queue", item.VideoDB.InputFileName + "_" + item.UniqueIdentifier + ".json"));
+                    }
+                    catch { }
+                }
+            }
+            else
+            {
+                Queue.QueueElement tmp = (Queue.QueueElement)ListBoxQueue.SelectedItem;
+                ListBoxQueue.Items.Remove(ListBoxQueue.SelectedItem);
+                try
+                {
+                    File.Delete(Path.Combine(Global.AppData, "NEAV1E", "Queue", tmp.VideoDB.InputFileName + "_" + tmp.UniqueIdentifier + ".json"));
+                }
+                catch { }
+            }
+        }
+
         private void LoadSettings()
         {
             if (settingsDB.OverrideWorkerCount)