Fix #429

Author: Iridium-IO

CompactGUI.Watcher/Watcher.vb

@@ -224,7 +224,7 @@ Public Class WatchedFolder : Inherits ObservableObject
     Public ReadOnly Property DecayPercentage As Decimal
         Get
             If LastCompressedSize = 0 Then Return 1
-            Return Math.Clamp((LastCheckedSize - LastCompressedSize) / (LastUncompressedSize - LastCompressedSize), 0, 1)
+            Return If(LastUncompressedSize = LastCompressedSize OrElse LastCompressedSize > LastUncompressedSize, 0D, Math.Clamp((LastCheckedSize - LastCompressedSize) / (LastUncompressedSize - LastCompressedSize), 0, 1))
         End Get
     End Property
 

CompactGUI/Views/MainWindow.xaml

@@ -1156,15 +1156,15 @@
                 <ui:FontIcon Glyph="&#xE9F3;" FontSize="14" />
             </Button>
 
-            <ui:ListView x:Name="uiWatcherListView" Margin="-10,60,0,0" Padding="0" Width="480" ItemsSource="{Binding Source = {StaticResource src}}" d:ItemsSource="{d:SampleData}"   KeyboardNavigation.TabNavigation="None">
+            <ui:ListView x:Name="uiWatcherListView" Margin="-10,60,0,0" Padding="0" Width="480" ItemsSource="{Binding Source = {StaticResource src}}" d:ItemsSource="{d:SampleData}"   KeyboardNavigation.TabNavigation="None" ui:ScrollViewerHelper.AutoHideScrollBars="False">
                 <ui:ListView.ItemContainerStyle>
                     <Style TargetType="ui:ListViewItem">
                         <Setter Property="Margin" Value="0,0,0,10"/>
                     </Style>
                 </ui:ListView.ItemContainerStyle>
                 <ui:ListView.ItemTemplate >
                     <DataTemplate >
-                        <Border Padding="6" Background="WhiteSmoke" d:Height="100" Height="50" Width="470"  KeyboardNavigation.TabNavigation="None">
+                        <Border Padding="6" Background="WhiteSmoke" d:Height="100" Height="50" Width="470"  KeyboardNavigation.TabNavigation="None" MouseDown="ToggleBorderHeight" MouseEnter="ToggleBorderHeight">
 
                             <Grid >
                                 <Label>
@@ -1226,16 +1226,7 @@
 
 
                             </Grid>
-                            <bh:Interaction.Triggers>
-                                <bh:EventTrigger  EventName="MouseEnter">
-                                    <bh:ChangePropertyAction TargetObject="{Binding RelativeSource={RelativeSource AncestorType={x:Type Border}}}" PropertyName="Height" Value="100" Duration="00:00:00.2"/>
-                                </bh:EventTrigger>
-                                <bh:EventTrigger  EventName="MouseLeave">
-                                    <bh:ChangePropertyAction TargetObject="{Binding RelativeSource={RelativeSource AncestorType={x:Type Border}}}" PropertyName="Height" Value="50" Duration="00:00:00.2"/>
-                                </bh:EventTrigger>
-
-                            </bh:Interaction.Triggers>
-
+                           
                         </Border>
                     </DataTemplate>
                 </ui:ListView.ItemTemplate>

CompactGUI/Views/MainWindow.xaml.vb

@@ -3,6 +3,7 @@ Imports MethodTimer
 Imports System.Windows.Media.Animation
 Imports ModernWpf.Controls
 Imports CompactGUI.Core
+Imports System.Windows.Threading
 
 Class MainWindow
 
@@ -69,4 +70,37 @@ Class MainWindow
         If Me.Top < 0 Then Me.Top = 0
 
     End Sub
+
+    Private currentlyExpandedBorder As Border = Nothing
+
+
+    Private Sub ToggleBorderHeight(sender As Object, e As RoutedEventArgs)
+        Dim border As Border = DirectCast(sender, Border)
+        Dim newHeight As Double = If(border.Height = 100, 50, 100)
+
+        If currentlyExpandedBorder IsNot Nothing AndAlso currentlyExpandedBorder IsNot border Then
+            AnimateBorderHeight(currentlyExpandedBorder, 50)
+        End If
+
+        AnimateBorderHeight(border, newHeight)
+        currentlyExpandedBorder = If(newHeight = 100, border, Nothing)
+    End Sub
+
+    Private Sub AnimateBorderHeight(border As Border, targetHeight As Double)
+        Dim animation As New DoubleAnimation() With {
+        .From = border.ActualHeight,
+        .To = targetHeight,
+        .Duration = TimeSpan.FromSeconds(0.2)
+    }
+
+        Dim storyboard As New Storyboard()
+        Storyboard.SetTarget(animation, border)
+        Storyboard.SetTargetProperty(animation, New PropertyPath(Border.HeightProperty))
+
+        storyboard.Children.Add(animation)
+        storyboard.Begin()
+    End Sub
+
+
+
 End Class