initial commit

2026-04-04 13:30:13 +02:00
commit 6bed9b284c
186 changed files with 10650 additions and 0 deletions
@@ -0,0 +1,26 @@
+using System;
+using System.Globalization;
+using Avalonia.Data.Converters;
+using Avalonia.Media;
+using SysDrawColor = System.Drawing.Color;
+
+namespace LogViewer.Avalonia.Converters;
+
+public class ChangeColorTypeConverter : IValueConverter
+{
+    public object Convert(object? value, Type targetType, object? parameter, CultureInfo culture)
+    {
+        if (value is null)
+            return new SolidColorBrush((Color)(parameter ?? Colors.Black));
+
+        SysDrawColor sysDrawColor = (SysDrawColor)value!;
+        return new SolidColorBrush(Color.FromArgb(
+            sysDrawColor.A,
+            sysDrawColor.R,
+            sysDrawColor.G,
+            sysDrawColor.B));
+    }
+
+    public object ConvertBack(object? value, Type targetType, object? parameter, CultureInfo culture)
+        => throw new NotImplementedException();
+}
@@ -0,0 +1,22 @@
+using System.Globalization;
+using Avalonia.Data.Converters;
+using Microsoft.Extensions.Logging;
+
+namespace LogViewer.Avalonia.Converters;
+
+public class EventIdConverter : IValueConverter
+{
+    public object Convert(object? value, Type targetType, object? parameter, CultureInfo culture)
+    {
+        if (value is null)
+            return "0";
+
+        EventId eventId = (EventId)value;
+
+        return eventId.ToString();
+    }
+
+    // If not implemented, an error is thrown
+    public object ConvertBack(object? value, Type targetType, object? parameter, CultureInfo culture)
+        => new EventId(0, value?.ToString() ?? string.Empty);
+}
@@ -0,0 +1,18 @@
+using LogViewer.Core;
+using LogViewer.Core.ViewModels;
+using Microsoft.Extensions.DependencyInjection;
+using Microsoft.Extensions.Hosting;
+using LogDataStore = LogViewer.Avalonia.Logging.LogDataStore;
+
+namespace LogViewer.Avalonia;
+
+public static class ServicesExtension
+{
+    public static HostApplicationBuilder AddLogViewer(this HostApplicationBuilder builder)
+    {
+        builder.Services.AddSingleton<ILogDataStore, LogDataStore>();
+        builder.Services.AddSingleton<LogViewerControlViewModel>();
+
+        return builder;
+    }
+}
@@ -0,0 +1,30 @@
+<Project Sdk="Microsoft.NET.Sdk">
+
+  <PropertyGroup>
+    <TargetFramework>net7.0</TargetFramework>
+    <ImplicitUsings>enable</ImplicitUsings>
+    <Nullable>enable</Nullable>
+  </PropertyGroup>
+
+  <ItemGroup>
+    <PackageReference Include="Avalonia" Version="0.10.18" />
+    <PackageReference Include="Avalonia.Controls.DataGrid" Version="0.10.18" />
+    <PackageReference Include="Avalonia.Desktop" Version="0.10.18" />
+    <!--Condition below is needed to remove Avalonia.Diagnostics package from build output in Release configuration.-->
+    <PackageReference Condition="'$(Configuration)' == 'Debug'" Include="Avalonia.Diagnostics" Version="0.10.18" />
+    <PackageReference Include="CommunityToolkit.Mvvm" Version="8.1.0" />
+    <PackageReference Include="XamlNameReferenceGenerator" Version="1.6.1" />
+    <PackageReference Include="Microsoft.Extensions.Hosting" Version="7.0.1" />
+  </ItemGroup>
+
+  <ItemGroup>
+    <ProjectReference Include="..\..\Core\LogViewer.Core\LogViewer.Core.csproj" />
+  </ItemGroup>
+
+  <ItemGroup>
+    <Compile Update="LogViewerControl.axaml.cs">
+      <DependentUpon>%(Filename)</DependentUpon>
+    </Compile>
+  </ItemGroup>
+
+</Project>
@@ -0,0 +1,58 @@
+<UserControl x:Class="LogViewer.Avalonia.LogViewerControl"
+             xmlns="https://github.com/avaloniaui"
+             xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+             
+             xmlns:converters="clr-namespace:LogViewer.Avalonia.Converters"
+
+             xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
+             xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
+             mc:Ignorable="d" d:DesignHeight="450" d:DesignWidth="800" DataContextChanged="OnDataContextChanged"
+             DetachedFromLogicalTree="OnDetachedFromLogicalTree">
+
+    <Grid>
+        <Grid.RowDefinitions>
+            <RowDefinition />
+            <RowDefinition Height="Auto" />
+        </Grid.RowDefinitions>
+        <Grid.Resources>
+            <converters:ChangeColorTypeConverter x:Key="ColorConverter" />
+            <converters:EventIdConverter x:Key="EventIdConverter"/>
+            <SolidColorBrush x:Key="ColorBlack">Black</SolidColorBrush>
+            <SolidColorBrush x:Key="ColorTransparent">Transparent</SolidColorBrush>
+        </Grid.Resources>
+        <Grid.Styles>
+            <Style Selector="DataGridRow">
+                <Setter Property="Padding" Value="0" />
+                <Setter Property="Foreground" Value="{Binding Color.Foreground,
+                        Converter={StaticResource ColorConverter}, ConverterParameter={StaticResource ColorBlack}}" />
+                <Setter Property="Background" Value="{Binding Color.Background,
+                        Converter={StaticResource ColorConverter}, ConverterParameter={StaticResource ColorTransparent}}" />
+            </Style>
+            <Style Selector="DataGridCell.size">
+                <Setter Property="FontSize" Value="11" />
+                <Setter Property="Padding" Value="0" />
+            </Style>
+        </Grid.Styles>
+        <DataGrid x:Name="MyDataGrid"
+                  Items="{Binding DataStore.Entries}" AutoGenerateColumns="False"
+                  CanUserSortColumns="False"
+                  LayoutUpdated="OnLayoutUpdated">
+            <DataGrid.Columns>
+                <DataGridTextColumn CellStyleClasses="size" Header="Time" Width="150"  Binding="{Binding Timestamp}"/>
+                <DataGridTextColumn CellStyleClasses="size" Header="Level" Width="90" Binding="{Binding LogLevel}" />
+                <DataGridTextColumn CellStyleClasses="size" Header="Event Id" Width="120" Binding="{Binding EventId, Converter={StaticResource EventIdConverter}}" />
+                <DataGridTextColumn CellStyleClasses="size" Header="State" Width="300" Binding="{Binding State}" />
+                <DataGridTextColumn CellStyleClasses="size" Header="Exception" Width="300" Binding="{Binding Exception}" />
+            </DataGrid.Columns>
+        </DataGrid>
+
+        <CheckBox x:Name="CanAutoScroll"
+                  FontSize="11"
+                  Content="Auto Scroll log"
+                  IsChecked="True"
+                  Grid.Row="1"
+                  Margin="20 10" />
+
+    </Grid>
+
+</UserControl>
@@ -0,0 +1,42 @@
+using System.Collections.Specialized;
+using Avalonia.Controls;
+using Avalonia.LogicalTree;
+using LogViewer.Core;
+
+namespace LogViewer.Avalonia;
+
+public partial class LogViewerControl : UserControl
+{
+    public LogViewerControl()
+        => InitializeComponent();
+
+    private ILogDataStoreImpl? vm;
+    private LogModel? item;
+  
+    private void OnDataContextChanged(object? sender, EventArgs e)
+    {
+        if (DataContext is null)
+            return;
+
+        vm = (ILogDataStoreImpl)DataContext;
+        vm.DataStore.Entries.CollectionChanged += OnCollectionChanged;
+    }
+
+    private void OnCollectionChanged(object? sender, NotifyCollectionChangedEventArgs e)
+        => item = MyDataGrid.Items.Cast<LogModel>().LastOrDefault();
+
+    private void OnLayoutUpdated(object? sender, EventArgs e)
+    {
+        if (CanAutoScroll.IsChecked != true || item is null)
+            return;
+
+        MyDataGrid.ScrollIntoView(item, null);
+        item = null;
+    }
+
+    private void OnDetachedFromLogicalTree(object? sender, LogicalTreeAttachmentEventArgs e)
+    {
+        if (vm is null) return;
+        vm.DataStore.Entries.CollectionChanged -= OnCollectionChanged;
+    }
+}
@@ -0,0 +1,13 @@
+using Avalonia.Threading;
+
+namespace LogViewer.Avalonia.Logging;
+
+public class LogDataStore : Core.LogDataStore
+{
+    #region Methods
+
+    public override async void AddEntry(Core.LogModel logModel)
+        => await Dispatcher.UIThread.InvokeAsync(() => base.AddEntry(logModel));
+
+    #endregion
+}