From 4f3823ba62f6f0916aa461cac52319d3691a9998 Mon Sep 17 00:00:00 2001
From: tuxuser <462620+tuxuser@users.noreply.github.com>
Date: Fri, 10 Jul 2026 13:10:32 +0200
Subject: [PATCH] feat: Support three different display modes for code-details:
 In-Line, New Line, Bottom Panel

---
 .../Assets/Resources.Designer.cs              |  26 ++-
 .../Assets/Resources.pt-BR.resx               |   4 +
 PostCodeSerialMonitor/Assets/Resources.resx   |   8 +
 .../Models/AppConfiguration.cs                |   3 +
 PostCodeSerialMonitor/Models/LogEntry.cs      |  27 ++-
 .../ConfigurationDialogViewModel.cs           |   8 +
 .../ViewModels/MainWindowViewModel.cs         |  33 +++
 .../Views/ConfigurationDialog.axaml           |   5 +
 .../Views/Converters/NullFontSizeConverter.cs |  18 --
 PostCodeSerialMonitor/Views/MainWindow.axaml  | 192 ++++++++++++++----
 10 files changed, 264 insertions(+), 60 deletions(-)
 delete mode 100644 PostCodeSerialMonitor/Views/Converters/NullFontSizeConverter.cs

diff --git a/PostCodeSerialMonitor/Assets/Resources.Designer.cs b/PostCodeSerialMonitor/Assets/Resources.Designer.cs
index 04d1779..2d2dcb8 100644
--- a/PostCodeSerialMonitor/Assets/Resources.Designer.cs
+++ b/PostCodeSerialMonitor/Assets/Resources.Designer.cs
@@ -571,12 +571,34 @@ public static string LogSettings {
         /// <summary>
         ///   In Views/ConfigurationDialog.axaml
         /// </summary>
-        public static string ShowTimestamps {
-            get {
+        public static string ShowTimestamps
+        {
+            get
+            {
                 return ResourceManager.GetString("ShowTimestamps", resourceCulture);
             }
         }
 
+        /// <summary>
+        ///   In Views/ConfigurationDialog.axaml
+        /// </summary>
+        public static string DescriptionDisplaySettings
+        {
+            get
+            {
+                return ResourceManager.GetString("DescriptionDisplaySettings", resourceCulture);
+            }
+        }
+
+        /// <summary>
+        ///   In Views/MainWindow.axaml
+        /// </summary>
+        public static string TimestampLabel {
+            get {
+                return ResourceManager.GetString("TimestampLabel", resourceCulture);
+            }
+        }
+
         /// <summary>
         ///   In Views/MainWindow.axaml
         /// </summary>
diff --git a/PostCodeSerialMonitor/Assets/Resources.pt-BR.resx b/PostCodeSerialMonitor/Assets/Resources.pt-BR.resx
index 3ef5923..6ba45a0 100644
--- a/PostCodeSerialMonitor/Assets/Resources.pt-BR.resx
+++ b/PostCodeSerialMonitor/Assets/Resources.pt-BR.resx
@@ -341,6 +341,10 @@
     <value>Mostrar timestamps</value>
     <comment>In Views/ConfigurationDialog.axaml</comment>
   </data>
+  <data name="TimestampLabel" xml:space="preserve">
+    <value>Hora: </value>
+    <comment>In Views/MainWindow.axaml</comment>
+  </data>
   <data name="FirmwareUpdateUrl" xml:space="preserve">
     <value>URL de atualização do firmware</value>
     <comment>In Views/ConfigurationDialog.axaml</comment>
diff --git a/PostCodeSerialMonitor/Assets/Resources.resx b/PostCodeSerialMonitor/Assets/Resources.resx
index 922ad32..0ff1d4d 100644
--- a/PostCodeSerialMonitor/Assets/Resources.resx
+++ b/PostCodeSerialMonitor/Assets/Resources.resx
@@ -345,6 +345,14 @@
     <value>Show timestamps</value>
     <comment>In Views/ConfigurationDialog.axaml</comment>
   </data>
+  <data name="DescriptionDisplaySettings" xml:space="preserve">
+    <value>Description display</value>
+    <comment>In Views/ConfigurationDialog.axaml</comment>
+  </data>
+  <data name="TimestampLabel" xml:space="preserve">
+    <value>Time: </value>
+    <comment>In Views/MainWindow.axaml</comment>
+  </data>
   <data name="FirmwareUpdateUrl" xml:space="preserve">
     <value>Firmware update URL</value>
     <comment>In Views/ConfigurationDialog.axaml</comment>
diff --git a/PostCodeSerialMonitor/Models/AppConfiguration.cs b/PostCodeSerialMonitor/Models/AppConfiguration.cs
index d4d92b0..8e01d2d 100644
--- a/PostCodeSerialMonitor/Models/AppConfiguration.cs
+++ b/PostCodeSerialMonitor/Models/AppConfiguration.cs
@@ -14,6 +14,9 @@ public class AppConfiguration
     public bool CheckForFwUpdates { get; set; } = true;
     public bool ShowTimestamps { get; set; } = false;
 
+    [Required]
+    public string DescriptionDisplayMode { get; set; } = "NewLine";
+
     [Required]
     public string Theme { get; set; } = "Dark";
 
diff --git a/PostCodeSerialMonitor/Models/LogEntry.cs b/PostCodeSerialMonitor/Models/LogEntry.cs
index a77b325..714ba8d 100644
--- a/PostCodeSerialMonitor/Models/LogEntry.cs
+++ b/PostCodeSerialMonitor/Models/LogEntry.cs
@@ -1,9 +1,24 @@
 using System;
+using System.ComponentModel;
 
 namespace PostCodeSerialMonitor.Models;
 // Simple model to hold log entry data
-public class LogEntry
+public class LogEntry : INotifyPropertyChanged
 {
+    public event PropertyChangedEventHandler? PropertyChanged;
+
+    private bool isSelected;
+    public bool IsSelected
+    {
+        get => isSelected;
+        set
+        {
+            if (isSelected == value) return;
+            isSelected = value;
+            PropertyChanged?.Invoke(this, new PropertyChangedEventArgs(nameof(IsSelected)));
+        }
+    }
+
     public string RawText { get; set; } = string.Empty;
     public DateTime Timestamp { get; set; } = DateTime.Now;
     public string TimestampText => Timestamp.ToString("HH:mm:ss.fff");
@@ -14,8 +29,18 @@ public class LogEntry
     public string FormattedText => FormatText();
     // Flavor, index and code (hex)
     public string CodeText => FormatCodeText();
+    // Individual fields, for column-aligned display
+    public string FlavorText => DecodedCode.Flavor.ToString();
+    public string IndexText => $"({DecodedCode.Index}):";
+    public string CodeHexText => $"{DecodedCode.Code:X4}";
+    public string NameText => string.IsNullOrEmpty(DecodedCode?.Name) ? string.Empty : $"[{DecodedCode.Name}]";
+    // Name + description on one line, for the truncated inline preview
+    public string InlinePreviewText => string.IsNullOrEmpty(Description)
+        ? NameText
+        : string.IsNullOrEmpty(NameText) ? Description : $"{NameText} {Description}";
     // Description or null
     public string? Description => string.IsNullOrEmpty(DecodedCode.Description) ? null : DecodedCode?.Description;
+    public bool HasDescription => !string.IsNullOrEmpty(Description);
     public bool IsWarning => SeverityLevel == CodeSeverity.Warning;
     public bool IsError => SeverityLevel == CodeSeverity.Error;
     public CodeSeverity SeverityLevel => DecodedCode.SeverityLevel;
diff --git a/PostCodeSerialMonitor/ViewModels/ConfigurationDialogViewModel.cs b/PostCodeSerialMonitor/ViewModels/ConfigurationDialogViewModel.cs
index d8ab65a..7d5aabf 100644
--- a/PostCodeSerialMonitor/ViewModels/ConfigurationDialogViewModel.cs
+++ b/PostCodeSerialMonitor/ViewModels/ConfigurationDialogViewModel.cs
@@ -32,6 +32,12 @@ public partial class ConfigurationDialogViewModel : ViewModelBase
     [ObservableProperty]
     private bool showTimestamps;
 
+    [ObservableProperty]
+    private ObservableCollection<string> descriptionDisplayModes = new(["Inline", "NewLine", "BottomPanel"]);
+
+    [ObservableProperty]
+    private string selectedDescriptionDisplayMode;
+
     [ObservableProperty]
     private string codesMetaBaseUrl;
 
@@ -66,6 +72,7 @@ public ConfigurationDialogViewModel(ConfigurationService configurationService)
         CheckForCodeUpdates = _originalConfiguration.CheckForCodeUpdates;
         CheckForFwUpdates = _originalConfiguration.CheckForFwUpdates;
         ShowTimestamps = _originalConfiguration.ShowTimestamps;
+        SelectedDescriptionDisplayMode = _originalConfiguration.DescriptionDisplayMode;
         CodesMetaBaseUrl = _originalConfiguration.CodesMetaBaseUrl.ToString();
         SelectedLanguage = _originalConfiguration.Language;
         SelectedTheme = _originalConfiguration.Theme;
@@ -85,6 +92,7 @@ await _configurationService.UpdateConfigurationAsync(config =>
             config.CheckForCodeUpdates = CheckForCodeUpdates;
             config.CheckForFwUpdates = CheckForFwUpdates;
             config.ShowTimestamps = ShowTimestamps;
+            config.DescriptionDisplayMode = SelectedDescriptionDisplayMode;
             config.CodesMetaBaseUrl = new Uri(CodesMetaBaseUrl);
             config.Language = SelectedLanguage;
             config.Theme = SelectedTheme;
diff --git a/PostCodeSerialMonitor/ViewModels/MainWindowViewModel.cs b/PostCodeSerialMonitor/ViewModels/MainWindowViewModel.cs
index a01d280..dbbc458 100644
--- a/PostCodeSerialMonitor/ViewModels/MainWindowViewModel.cs
+++ b/PostCodeSerialMonitor/ViewModels/MainWindowViewModel.cs
@@ -80,6 +80,16 @@ public partial class MainWindowViewModel : ViewModelBase
     [ObservableProperty]
     private bool showTimestamps;
 
+    [ObservableProperty]
+    [NotifyPropertyChangedFor(nameof(IsDescriptionInlineMode))]
+    [NotifyPropertyChangedFor(nameof(IsDescriptionNewLineMode))]
+    [NotifyPropertyChangedFor(nameof(IsDescriptionBottomPanelMode))]
+    private string descriptionDisplayMode = "NewLine";
+
+    public bool IsDescriptionInlineMode => DescriptionDisplayMode == "Inline";
+    public bool IsDescriptionNewLineMode => DescriptionDisplayMode == "NewLine";
+    public bool IsDescriptionBottomPanelMode => DescriptionDisplayMode == "BottomPanel";
+
     [ObservableProperty]
     private string i2cScanOutput = Assets.Resources.ScanButtonText;
 
@@ -98,6 +108,9 @@ public partial class MainWindowViewModel : ViewModelBase
     [ObservableProperty]
     private bool debugModeUnlocked;
 
+    [ObservableProperty]
+    private LogEntry? selectedLogEntry;
+
     private int _appVersionClickCount;
 
     public IStorageProvider? StorageProvider
@@ -137,6 +150,7 @@ public MainWindowViewModel(
         }
         SelectedConsoleModel = ConsoleModels.FirstOrDefault();
         ShowTimestamps = _configurationService.Config.ShowTimestamps;
+        DescriptionDisplayMode = _configurationService.Config.DescriptionDisplayMode;
 
         RefreshPorts();
         _serialService.DataReceived += OnDataReceived;
@@ -243,6 +257,24 @@ private void ClearLog()
     {
         LogEntries.Clear();
         RawLogEntries.Clear();
+        SelectedLogEntry = null;
+    }
+
+    [RelayCommand]
+    private void SelectLogEntry(LogEntry entry)
+    {
+        if (SelectedLogEntry == entry)
+        {
+            entry.IsSelected = false;
+            SelectedLogEntry = null;
+            return;
+        }
+
+        if (SelectedLogEntry != null)
+            SelectedLogEntry.IsSelected = false;
+
+        entry.IsSelected = true;
+        SelectedLogEntry = entry;
     }
 
     [RelayCommand]
@@ -420,6 +452,7 @@ private async Task ShowConfigurationAsync()
         await dialog.ShowDialog(GetParentWindow());
 
         ShowTimestamps = _configurationService.Config.ShowTimestamps;
+        DescriptionDisplayMode = _configurationService.Config.DescriptionDisplayMode;
     }
 
     [RelayCommand]
diff --git a/PostCodeSerialMonitor/Views/ConfigurationDialog.axaml b/PostCodeSerialMonitor/Views/ConfigurationDialog.axaml
index 3a11b24..bd64c62 100644
--- a/PostCodeSerialMonitor/Views/ConfigurationDialog.axaml
+++ b/PostCodeSerialMonitor/Views/ConfigurationDialog.axaml
@@ -44,6 +44,11 @@
                 <TextBlock Text="{x:Static assets:Resources.LogSettings}" FontWeight="Bold" Margin="0,10,0,5"/>
                 <CheckBox Content="{x:Static assets:Resources.ShowTimestamps}"
                           IsChecked="{Binding ShowTimestamps}"/>
+
+                <TextBlock Text="{x:Static assets:Resources.DescriptionDisplaySettings}" FontWeight="Bold" Margin="0,10,0,5"/>
+                <ComboBox Width="150"
+                        ItemsSource="{Binding DescriptionDisplayModes}"
+                        SelectedItem="{Binding SelectedDescriptionDisplayMode, Mode=TwoWay}"/>
             </StackPanel>
         </ScrollViewer>
 
diff --git a/PostCodeSerialMonitor/Views/Converters/NullFontSizeConverter.cs b/PostCodeSerialMonitor/Views/Converters/NullFontSizeConverter.cs
deleted file mode 100644
index e1547ab..0000000
--- a/PostCodeSerialMonitor/Views/Converters/NullFontSizeConverter.cs
+++ /dev/null
@@ -1,18 +0,0 @@
-using Avalonia.Data.Converters;
-using System;
-using System.Globalization;
-
-namespace PostCodeSerialMonitor.Views.Converters;
-
-public class NullFontSizeConverter : IValueConverter
-{
-    public object? Convert(object? value, Type targetType, object? parameter, CultureInfo culture)
-    {
-        return value == null ? 0d : parameter;
-    }
-
-    public object? ConvertBack(object? value, Type targetType, object? parameter, CultureInfo culture)
-    {
-        throw new NotImplementedException();
-    }
-}
\ No newline at end of file
diff --git a/PostCodeSerialMonitor/Views/MainWindow.axaml b/PostCodeSerialMonitor/Views/MainWindow.axaml
index 85f80aa..79774e7 100644
--- a/PostCodeSerialMonitor/Views/MainWindow.axaml
+++ b/PostCodeSerialMonitor/Views/MainWindow.axaml
@@ -5,20 +5,54 @@
         xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
         xmlns:assets="clr-namespace:PostCodeSerialMonitor.Assets"
         xmlns:converters="clr-namespace:PostCodeSerialMonitor.Views.Converters"
+        xmlns:objconv="clr-namespace:Avalonia.Data.Converters;assembly=Avalonia.Base"
         xmlns:models="using:PostCodeSerialMonitor.Models"
         mc:Ignorable="d" d:DesignWidth="850" d:DesignHeight="900"
         x:Class="PostCodeSerialMonitor.Views.MainWindow"
         x:DataType="vm:MainWindowViewModel"
         Icon="/Assets/avalonia-logo.ico"
         Title="{x:Static assets:Resources.XboxPostCodeSerialMonitor}"
+        FontFamily="Consolas,Menlo,Monospace"
         Width="850" Height="900">
 
     <Window.Resources>
         <converters:BooleanNegationConverter x:Key="BooleanNegationConverter" />
         <converters:BooleanToTextConverter x:Key="BooleanToTextConverter" />
-        <converters:NullFontSizeConverter x:Key="NullFontSizeConverter"/>
     </Window.Resources>
 
+    <Window.Styles>
+        <!-- FluentTheme (via Avalonia.Fonts.Inter) sets FontFamily on TextBlock through a
+             Style setter, which outranks the value inherited from Window.FontFamily below. -->
+        <Style Selector="TextBlock">
+            <Setter Property="FontFamily" Value="Consolas,Menlo,Monospace"/>
+        </Style>
+        <Style Selector="Button.logRow">
+            <Setter Property="Background" Value="Transparent"/>
+            <Setter Property="BorderThickness" Value="0"/>
+            <Setter Property="Padding" Value="4,1"/>
+            <Setter Property="HorizontalAlignment" Value="Stretch"/>
+            <Setter Property="HorizontalContentAlignment" Value="Stretch"/>
+            <Setter Property="Cursor" Value="Hand"/>
+        </Style>
+        <Style Selector="Button.logRow:pointerover /template/ ContentPresenter">
+            <Setter Property="Background" Value="#20808080"/>
+        </Style>
+        <Style Selector="Button.logRow.selected /template/ ContentPresenter">
+            <Setter Property="Background">
+                <SolidColorBrush Color="{DynamicResource SystemAccentColor}" Opacity="0.25"/>
+            </Setter>
+        </Style>
+        <Style Selector="TextBlock.logText">
+            <Setter Property="Foreground" Value="{DynamicResource SeverityInfoBrush}" />
+        </Style>
+        <Style Selector="TextBlock.logText.severity-warning">
+            <Setter Property="Foreground" Value="{DynamicResource SeverityWarningBrush}" />
+        </Style>
+        <Style Selector="TextBlock.logText.severity-error">
+            <Setter Property="Foreground" Value="{DynamicResource SeverityErrorBrush}" />
+        </Style>
+    </Window.Styles>
+
     <Design.DataContext>
         <vm:MainWindowViewModel/>
     </Design.DataContext>
@@ -149,60 +183,140 @@
         </Border>
 
         <!-- Main monitor view -->
-        <Grid RowDefinitions="Auto,*" Margin="0,10,0,0">
+        <Grid RowDefinitions="Auto,*,Auto" Margin="0,10,0,0">
             <StackPanel Grid.Row="0" x:Name="scrollViewer" Margin="0,0,0,5">
-                <TextBlock Text="Monitor" 
+                <TextBlock Text="Monitor"
                           FontWeight="Bold"/>
-                <Border Height="2" 
+                <Border Height="1"
                         Background="{DynamicResource SystemAccentColor}"
                         Margin="0,2,0,0"/>
             </StackPanel>
-            <Grid Grid.Row="1">
+            <Grid Grid.Row="1" IsSharedSizeScope="True">
                 <ScrollViewer x:Name="LogScrollViewer"
                              HorizontalScrollBarVisibility="Disabled"
                              VerticalScrollBarVisibility="Auto">
                     <ItemsRepeater x:Name="LogItemsRepeater" ItemsSource="{Binding LogEntries}">
                         <ItemsRepeater.ItemTemplate>
                             <DataTemplate>
-                                <StackPanel>
-                                <StackPanel Orientation="Horizontal" Spacing="8">
-                                <SelectableTextBlock Text="{Binding TimestampText}"
-                                         Classes.severity-warning="{Binding IsWarning}"
-                                         Classes.severity-error="{Binding IsError}"
-                                         IsVisible="{Binding $parent[ItemsRepeater].DataContext.ShowTimestamps}"
-                                         FontFamily="Consolas"
-                                         FontSize="16"
-                                         Padding="0"
-                                         Opacity="0.7"
-                                         VerticalAlignment="Top"/>
-                                <SelectableTextBlock Text="{Binding CodeText}"
-                                         Classes.severity-warning="{Binding IsWarning}"
-                                         Classes.severity-error="{Binding IsError}"
-                                         FontFamily="Consolas"
-                                         FontSize="16"
-                                         Padding="0"
-                                         VerticalAlignment="Top"
-                                         TextWrapping="Wrap"/>
-                                </StackPanel>
-                                <SelectableTextBlock Text="{Binding Description}"
-                                         Classes.severity-warning="{Binding IsWarning}"
-                                         Classes.severity-error="{Binding IsError}"
-                                         FontFamily="Consolas"
-                                         Padding="0"
-                                         VerticalAlignment="Top"
-                                         TextWrapping="Wrap">
-                                    <SelectableTextBlock.Styles>
-                                        <Style Selector="SelectableTextBlock">
-                                            <Setter Property="FontSize" Value="{Binding Description, Converter={StaticResource NullFontSizeConverter}, ConverterParameter=14}"/>
-                                        </Style>
-                                    </SelectableTextBlock.Styles>
-                                </SelectableTextBlock>
-                                </StackPanel>
+                                <Button Classes="logRow"
+                                        Classes.selected="{Binding IsSelected}"
+                                        Command="{Binding $parent[ItemsRepeater].DataContext.SelectLogEntryCommand}"
+                                        CommandParameter="{Binding}">
+                                    <StackPanel>
+                                        <Grid>
+                                            <Grid.ColumnDefinitions>
+                                                <ColumnDefinition Width="Auto" SharedSizeGroup="LogColTimestamp"/>
+                                                <ColumnDefinition Width="Auto" SharedSizeGroup="LogColFlavor"/>
+                                                <ColumnDefinition Width="Auto" SharedSizeGroup="LogColIndex"/>
+                                                <ColumnDefinition Width="Auto" SharedSizeGroup="LogColCode"/>
+                                                <ColumnDefinition Width="*"/>
+                                            </Grid.ColumnDefinitions>
+                                            <TextBlock Grid.Column="0" Text="{Binding TimestampText}"
+                                                     Classes="logText"
+                                                     Classes.severity-warning="{Binding IsWarning}"
+                                                     Classes.severity-error="{Binding IsError}"
+                                                     IsVisible="{Binding $parent[ItemsRepeater].DataContext.ShowTimestamps}"
+                                                     FontFamily="Consolas,Menlo,Monospace"
+                                                     FontSize="16"
+                                                     Margin="0,0,4,0"
+                                                     Opacity="0.7"
+                                                     VerticalAlignment="Top"/>
+                                            <TextBlock Grid.Column="1" Text="{Binding FlavorText}"
+                                                     Classes="logText"
+                                                     Classes.severity-warning="{Binding IsWarning}"
+                                                     Classes.severity-error="{Binding IsError}"
+                                                     FontFamily="Consolas,Menlo,Monospace"
+                                                     FontSize="16"
+                                                     Margin="0,0,4,0"
+                                                     VerticalAlignment="Top"/>
+                                            <TextBlock Grid.Column="2" Text="{Binding IndexText}"
+                                                     Classes="logText"
+                                                     Classes.severity-warning="{Binding IsWarning}"
+                                                     Classes.severity-error="{Binding IsError}"
+                                                     FontFamily="Consolas,Menlo,Monospace"
+                                                     FontSize="16"
+                                                     Margin="0,0,4,0"
+                                                     VerticalAlignment="Top"/>
+                                            <TextBlock Grid.Column="3" Text="{Binding CodeHexText}"
+                                                     Classes="logText"
+                                                     Classes.severity-warning="{Binding IsWarning}"
+                                                     Classes.severity-error="{Binding IsError}"
+                                                     FontFamily="Consolas,Menlo,Monospace"
+                                                     FontSize="16"
+                                                     Margin="0,0,4,0"
+                                                     VerticalAlignment="Top"/>
+                                            <!-- NewLine / bottom-panel mode: just the name -->
+                                            <TextBlock Grid.Column="4" Text="{Binding NameText}"
+                                                     Classes="logText"
+                                                     Classes.severity-warning="{Binding IsWarning}"
+                                                     Classes.severity-error="{Binding IsError}"
+                                                     IsVisible="{Binding $parent[ItemsRepeater].DataContext.IsDescriptionInlineMode, Converter={StaticResource BooleanNegationConverter}}"
+                                                     FontFamily="Consolas,Menlo,Monospace"
+                                                     FontSize="16"
+                                                     VerticalAlignment="Top"
+                                                     TextWrapping="Wrap"/>
+                                            <!-- Inline mode: name + description, truncated with an ellipsis until expanded -->
+                                            <TextBlock Grid.Column="4" Text="{Binding InlinePreviewText}"
+                                                     Classes="logText"
+                                                     Classes.severity-warning="{Binding IsWarning}"
+                                                     Classes.severity-error="{Binding IsError}"
+                                                     IsVisible="{Binding $parent[ItemsRepeater].DataContext.IsDescriptionInlineMode}"
+                                                     FontFamily="Consolas,Menlo,Monospace"
+                                                     FontSize="16"
+                                                     VerticalAlignment="Top"
+                                                     TextWrapping="NoWrap"
+                                                     TextTrimming="CharacterEllipsis"/>
+                                        </Grid>
+                                        <!-- Inline mode, expanded: full (possibly multi-line) description -->
+                                        <StackPanel IsVisible="{Binding $parent[ItemsRepeater].DataContext.IsDescriptionInlineMode}">
+                                            <SelectableTextBlock Text="{Binding Description}"
+                                                     Classes="logText"
+                                                     Classes.severity-warning="{Binding IsWarning}"
+                                                     Classes.severity-error="{Binding IsError}"
+                                                     IsVisible="{Binding IsSelected}"
+                                                     FontFamily="Consolas,Menlo,Monospace"
+                                                     FontSize="16"
+                                                     Margin="0,2,0,2"
+                                                     TextWrapping="Wrap"/>
+                                        </StackPanel>
+                                        <!-- New-line mode: description always shown on the next line -->
+                                        <StackPanel IsVisible="{Binding $parent[ItemsRepeater].DataContext.IsDescriptionNewLineMode}">
+                                            <SelectableTextBlock Text="{Binding Description}"
+                                                     Classes="logText"
+                                                     Classes.severity-warning="{Binding IsWarning}"
+                                                     Classes.severity-error="{Binding IsError}"
+                                                     IsVisible="{Binding HasDescription}"
+                                                     FontFamily="Consolas,Menlo,Monospace"
+                                                     FontSize="16"
+                                                     Margin="0,2,0,2"
+                                                     TextWrapping="Wrap"/>
+                                        </StackPanel>
+                                    </StackPanel>
+                                </Button>
                             </DataTemplate>
                         </ItemsRepeater.ItemTemplate>
                     </ItemsRepeater>
                 </ScrollViewer>
             </Grid>
+
+            <!-- Description of the clicked log entry (bottom-panel mode only) -->
+            <StackPanel Grid.Row="2"
+                    IsVisible="{Binding IsDescriptionBottomPanelMode}">
+                <Border BorderBrush="{DynamicResource SystemAccentColor}"
+                        BorderThickness="0,1,0,0"
+                        Padding="0,8,0,0"
+                        Margin="0,8,0,0"
+                        IsVisible="{Binding SelectedLogEntry, Converter={x:Static objconv:ObjectConverters.IsNotNull}}">
+                    <StackPanel Spacing="4">
+                        <StackPanel Orientation="Horizontal">
+                            <TextBlock Text="{x:Static assets:Resources.TimestampLabel}" FontFamily="Consolas,Menlo,Monospace" Opacity="0.7"/>
+                            <SelectableTextBlock Text="{Binding SelectedLogEntry.TimestampText}" FontFamily="Consolas,Menlo,Monospace" Opacity="0.7"/>
+                        </StackPanel>
+                        <SelectableTextBlock Text="{Binding SelectedLogEntry.CodeText}" FontFamily="Consolas,Menlo,Monospace" FontWeight="Bold"/>
+                        <SelectableTextBlock Text="{Binding SelectedLogEntry.Description}" FontFamily="Consolas,Menlo,Monospace" TextWrapping="Wrap"/>
+                    </StackPanel>
+                </Border>
+            </StackPanel>
         </Grid>
     </DockPanel>
 </Window>
\ No newline at end of file