LanMountainDesktop/LanMountainDesktop.Launcher/Views/ErrorWindow.axaml

<Window xmlns="https://github.com/avaloniaui"
        xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
        xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
        xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
        xmlns:views="clr-namespace:LanMountainDesktop.Launcher.Views"
        xmlns:ui="using:FluentAvalonia.UI.Controls"
        mc:Ignorable="d"
        d:DesignWidth="520"
        d:DesignHeight="280"
        x:Class="LanMountainDesktop.Launcher.Views.ErrorWindow"
        x:DataType="views:ErrorWindow"
        Title="阑山桌面"
        Width="520"
        Height="280"
        CanResize="False"
        WindowStartupLocation="CenterScreen"
        Background="{DynamicResource SolidBackgroundFillColorBaseBrush}"
        TransparencyLevelHint="None"
        Icon="/Assets/logo.ico">
  <Design.DataContext>
    <views:ErrorWindow />
  </Design.DataContext>

  <!-- Fluent Design 风格对话框布局 -->
  <Grid RowDefinitions="*,Auto">
    <!-- 主内容区域：左侧图标 + 右侧文字 -->
    <Grid Grid.Row="0" Margin="24,24,24,16" ColumnDefinitions="Auto,*">
      
      <!-- 左侧：错误图标（可点击进入调试模式） -->
      <Border x:Name="ErrorIconBorder"
              Grid.Column="0"
              Width="48"
              Height="48"
              Margin="0,4,16,0"
              Background="{DynamicResource SystemFillColorCriticalBackgroundBrush}"
              CornerRadius="24"
              VerticalAlignment="Top">
        <TextBlock Text="&#xEA39;"
                   FontSize="24"
                   FontFamily="{DynamicResource SymbolThemeFontFamily}"
                   Foreground="{DynamicResource SystemFillColorCriticalBrush}"
                   HorizontalAlignment="Center"
                   VerticalAlignment="Center"/>
      </Border>
      
      <!-- 右侧：标题 + 内容 -->
      <StackPanel Grid.Column="1" Spacing="8">
        <!-- 标题 -->
        <TextBlock x:Name="TitleText"
                   Text="启动失败"
                   FontSize="18"
                   FontWeight="SemiBold"
                   Foreground="{DynamicResource TextFillColorPrimaryBrush}"
                   TextWrapping="Wrap"/>
        
        <!-- 错误信息 -->
        <TextBlock x:Name="ErrorMessageText"
                   Text="找不到阑山桌面应用程序。"
                   FontSize="14"
                   Foreground="{DynamicResource TextFillColorSecondaryBrush}"
                   TextWrapping="Wrap"
                   LineHeight="20"/>
        
        <!-- 建议信息 -->
        <TextBlock x:Name="SuggestionText"
                   Text="请确保应用程序已正确安装，或尝试重新安装。"
                   FontSize="13"
                   Foreground="{DynamicResource TextFillColorTertiaryBrush}"
                   TextWrapping="Wrap"
                   LineHeight="18"
                   Margin="0,4,0,0"/>
      </StackPanel>
    </Grid>

    <!-- 底部：按钮区域 -->
    <Border Grid.Row="1"
            Background="{DynamicResource CardBackgroundFillColorDefaultBrush}"
            Padding="24,16">
      <Grid ColumnDefinitions="*,Auto">
        <Button x:Name="OpenLogButton"
                Grid.Column="0"
                Content="打开日志"
                Width="100"
                Height="32"
                FontSize="13"
                HorizontalAlignment="Left"/>
        <StackPanel Grid.Column="1"
                    Orientation="Horizontal" 
                    Spacing="8">
          <Button x:Name="ExitButton"
                  Content="退出"
                  Width="80"
                  Height="32"
                  FontSize="13"/>
          <Button x:Name="RetryButton"
                  Content="重试"
                  Width="80"
                  Height="32"
                  FontSize="13"
                  Theme="{DynamicResource AccentButtonTheme}"/>
        </StackPanel>
      </Grid>
    </Border>
  </Grid>
</Window>