LanMountainDesktop/LanMountainDesktop.Launcher/Views/UpdateWindow.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"
        mc:Ignorable="d"
        d:DesignWidth="480"
        d:DesignHeight="320"
        x:Class="LanMountainDesktop.Launcher.Views.UpdateWindow"
        x:DataType="views:UpdateWindow"
        Title="阑山桌面 - 更新"
        Width="480"
        Height="320"
        CanResize="False"
        WindowStartupLocation="CenterScreen"
        SystemDecorations="None"
        Background="{DynamicResource SolidBackgroundFillColorBaseBrush}"
        TransparencyLevelHint="None"
        Icon="/Assets/logo.ico">
  <Design.DataContext>
    <views:UpdateWindow />
  </Design.DataContext>

  <Grid>
    <!-- 顶部：应用名称和最小化按钮 -->
    <Grid VerticalAlignment="Top" Margin="24,24,24,0">
      <StackPanel Orientation="Horizontal" HorizontalAlignment="Left" VerticalAlignment="Center" Spacing="8">
        <TextBlock x:Name="TitleText"
                   Text="阑山桌面"
                   FontSize="24"
                   FontWeight="SemiBold"
                   Foreground="{DynamicResource TextFillColorPrimaryBrush}" />
        <Border Background="{DynamicResource AccentFillColorDefaultBrush}"
                CornerRadius="4"
                Padding="6,2"
                VerticalAlignment="Center">
          <TextBlock Text="Update"
                     FontSize="11"
                     FontWeight="SemiBold"
                     Foreground="{DynamicResource TextOnAccentFillColorPrimaryBrush}" />
        </Border>
      </StackPanel>

      <!-- 最小化按钮 -->
      <Button x:Name="MinimizeButton"
              HorizontalAlignment="Right"
              VerticalAlignment="Center"
              Width="32"
              Height="32"
              Background="Transparent"
              BorderThickness="0">
        <TextBlock Text="&#xE921;"
                   FontSize="12"
                   FontFamily="{DynamicResource SymbolThemeFontFamily}"
                   Foreground="{DynamicResource TextFillColorSecondaryBrush}"
                   HorizontalAlignment="Center"
                   VerticalAlignment="Center"/>
      </Button>
    </Grid>

    <!-- 底部区域：进度条和状态 -->
    <Grid VerticalAlignment="Bottom" Margin="24,0,24,24">
      <Grid.RowDefinitions>
        <RowDefinition Height="Auto"/>
        <RowDefinition Height="Auto"/>
      </Grid.RowDefinitions>
      
      <!-- 第一行：左下角状态，右下角百分比 -->
      <Grid Grid.Row="0" Margin="0,0,0,8">
        <Grid.ColumnDefinitions>
          <ColumnDefinition Width="*"/>
          <ColumnDefinition Width="Auto"/>
        </Grid.ColumnDefinitions>
        
        <!-- 左下角：状态文字 -->
        <TextBlock x:Name="StatusText"
                   Grid.Column="0"
                   FontSize="11"
                   Foreground="{DynamicResource TextFillColorSecondaryBrush}"
                   Opacity="0.8"
                   HorizontalAlignment="Left"
                   VerticalAlignment="Bottom"
                   Text="正在更新，请稍候..." />
        
        <!-- 右下角：百分比 -->
        <TextBlock x:Name="PercentText"
                   Grid.Column="1"
                   FontSize="11"
                   Foreground="{DynamicResource TextFillColorSecondaryBrush}"
                   Opacity="0.8"
                   HorizontalAlignment="Right"
                   VerticalAlignment="Bottom"
                   Text="0%" />
      </Grid>
      
      <!-- 底部：进度条 -->
      <ProgressBar x:Name="ProgressIndicator"
                   Grid.Row="1"
                   Minimum="0"
                   Maximum="100"
                   Value="0"
                   Height="4"
                   IsIndeterminate="True"
                   Foreground="{DynamicResource AccentFillColorDefaultBrush}"
                   Background="{DynamicResource ControlStrokeColorDefaultBrush}" />
    </Grid>
  </Grid>
</Window>