From 75a3cc8392a96fdb4560c2418dc7277dcff13923 Mon Sep 17 00:00:00 2001
From: Nikolay Kuznetsov <kna.rus@gmail.com>
Date: Wed, 26 May 2021 00:33:55 +0200
Subject: [PATCH] Make mods list a bit faster

---
 VRCMelonAssistant/Pages/Mods.xaml    | 9 +++++++--
 VRCMelonAssistant/Pages/Mods.xaml.cs | 4 ++--
 2 files changed, 9 insertions(+), 4 deletions(-)

diff --git a/VRCMelonAssistant/Pages/Mods.xaml b/VRCMelonAssistant/Pages/Mods.xaml
index 402b3fd..e9b6e3f 100644
--- a/VRCMelonAssistant/Pages/Mods.xaml
+++ b/VRCMelonAssistant/Pages/Mods.xaml
@@ -48,7 +48,7 @@
             <ListView
                 Name="ModsListView"
                 Grid.Row="1"
-                Grid.Column="1"
+                Grid.Column="0"
                 SelectionChanged="ModsListView_SelectionChanged"
                 SelectionMode="Single"
                 MouseDoubleClick="ModsListView_OnMouseDoubleClick">
@@ -97,7 +97,7 @@
                                 <GridViewColumn.CellTemplate>
                                     <DataTemplate>
                                         <StackPanel Orientation="Horizontal">
-                                            <TextBlock Margin="{Binding PromotionMargin}">
+                                            <TextBlock Margin="{Binding PromotionMargin}" Visibility="{Binding PromotionVisibility}">
                                                 <Hyperlink NavigateUri="{Binding PromotionLink, TargetNullValue=about:blank}" RequestNavigate="Hyperlink_RequestNavigate">
                                                     <Run Text="{Binding PromotionText}" />
                                                 </Hyperlink>
@@ -143,6 +143,11 @@
                         </GroupStyle.HeaderTemplate>
                     </GroupStyle>
                 </ListView.GroupStyle>
+                <ListView.ItemsPanel>
+                    <ItemsPanelTemplate>
+                        <VirtualizingStackPanel />
+                    </ItemsPanelTemplate>
+                </ListView.ItemsPanel>
             </ListView>
         </Grid>
     </Grid>
diff --git a/VRCMelonAssistant/Pages/Mods.xaml.cs b/VRCMelonAssistant/Pages/Mods.xaml.cs
index 78bf36a..3625720 100644
--- a/VRCMelonAssistant/Pages/Mods.xaml.cs
+++ b/VRCMelonAssistant/Pages/Mods.xaml.cs
@@ -338,14 +338,12 @@ namespace VRCMelonAssistant.Pages
         {
             Mod mod = ((sender as System.Windows.Controls.CheckBox).Tag as Mod);
             mod.ListItem.IsSelected = true;
-            RefreshModsList();
         }
 
         private void ModCheckBox_Unchecked(object sender, RoutedEventArgs e)
         {
             Mod mod = ((sender as System.Windows.Controls.CheckBox).Tag as Mod);
             mod.ListItem.IsSelected = false;
-            RefreshModsList();
         }
 
         public class Category
@@ -432,6 +430,8 @@ namespace VRCMelonAssistant.Pages
                 }
             }
 
+            public Visibility PromotionVisibility => string.IsNullOrEmpty(PromotionText) ? Visibility.Collapsed : Visibility.Visible;
+
             public record CategoryInfo(string Name, string Description)
             {
                 public string Name { get; } = Name;