From 98f8b079512901528df6b32c1e8c0790b2cf0415 Mon Sep 17 00:00:00 2001
From: MyDrift <personal@mdiana.ch>
Date: Tue, 25 Jun 2024 22:15:20 +0200
Subject: [PATCH] Add rectangle & trigger to xaml (#2120)

- added rectangle with backgroundcolor
- added xName for Application ScrollViewer for identification
- added style to rectangle to show itself if horizontal & vertical scrollviewers are shown
---
 xaml/inputXML.xaml | 20 +++++++++++++++++---
 1 file changed, 17 insertions(+), 3 deletions(-)

diff --git a/xaml/inputXML.xaml b/xaml/inputXML.xaml
index a36d55bb..9f6a1bfb 100644
--- a/xaml/inputXML.xaml
+++ b/xaml/inputXML.xaml
@@ -571,6 +571,18 @@
                 </Setter.Value>
             </Setter>
         </Style>
+        <Style x:Key="ScrollVisibilityRectangle" TargetType="Rectangle">
+            <Setter Property="Visibility" Value="Collapsed"/>
+            <Style.Triggers>
+                <MultiDataTrigger>
+                    <MultiDataTrigger.Conditions>
+                        <Condition Binding="{Binding Path=ComputedHorizontalScrollBarVisibility, ElementName=scrollViewer}" Value="Visible"/>
+                        <Condition Binding="{Binding Path=ComputedVerticalScrollBarVisibility, ElementName=scrollViewer}" Value="Visible"/>
+                    </MultiDataTrigger.Conditions>
+                    <Setter Property="Visibility" Value="Visible"/>
+                </MultiDataTrigger>
+            </Style.Triggers>
+        </Style>
     </Window.Resources>
     <Grid Background="{MainBackgroundColor}" ShowGridLines="False" Name="WPFMainGrid" Width="Auto" Height="Auto" HorizontalAlignment="Stretch">
         <Grid.RowDefinitions>
@@ -706,13 +718,15 @@
                         <Button Name="WPFclearWinget" Content=" Clear Selection" Margin="2"/>
                     </StackPanel>
 
-                    <ScrollViewer Grid.Row="1" Grid.Column="0" Padding="-1" VerticalScrollBarVisibility="Auto" HorizontalScrollBarVisibility="Auto" 
-                        BorderBrush="Transparent" BorderThickness="0" HorizontalAlignment="Stretch" VerticalAlignment="Stretch">
+                    <ScrollViewer x:Name="scrollViewer" Grid.Row="1" Grid.Column="0" Padding="-1" VerticalScrollBarVisibility="Auto" HorizontalScrollBarVisibility="Auto" 
+                                BorderBrush="Transparent" BorderThickness="0" HorizontalAlignment="Stretch" VerticalAlignment="Stretch">
                         <Grid HorizontalAlignment="Stretch" VerticalAlignment="Stretch">
-                        {{InstallPanel_applications}}
+                            {{InstallPanel_applications}}
                         </Grid>
                     </ScrollViewer>
 
+                    <Rectangle Grid.Row="1" Grid.Column="0" Width="18" Height="18" Fill="{MainBackgroundColor}" HorizontalAlignment="Right" VerticalAlignment="Bottom" Style="{StaticResource ScrollVisibilityRectangle}"/>
+
                 </Grid>
             </TabItem>
             <TabItem Header="Tweaks" Visibility="Collapsed" Name="WPFTab2">