MainWindow.xaml

<Window x:Class="DanmakuClient.MainWindow"
        xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
        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"
        mc:Ignorable="d"
        Title="弹幕客户端"
        Icon="Resources/Icon.ico"
        SizeToContent="WidthAndHeight"
        MinWidth="300"
        Background="White"
        WindowStartupLocation="CenterScreen">
    <Window.Resources>
        <Style TargetType="TextBox">
            <Setter Property="Padding" Value="8,6" />
            <Setter Property="BorderThickness" Value="1" />
            <Setter Property="BorderBrush" Value="#E0E0E0" />
            <Setter Property="Background" Value="#FFFFFF" />
            <Setter Property="Template">
                <Setter.Value>
                    <ControlTemplate TargetType="TextBox">
                        <Border BorderBrush="{TemplateBinding BorderBrush}"
                                BorderThickness="{TemplateBinding BorderThickness}"
                                Background="{TemplateBinding Background}"
                                CornerRadius="4">
                            <ScrollViewer x:Name="PART_ContentHost" />
                        </Border>
                    </ControlTemplate>
                </Setter.Value>
            </Setter>
        </Style>

        <Style TargetType="Button">
            <Setter Property="Background" Value="#2196F3" />
            <Setter Property="Foreground" Value="White" />
            <Setter Property="Padding" Value="12,6" />
            <Setter Property="FontSize" Value="14" />
            <Setter Property="BorderThickness" Value="0" />
            <Setter Property="Template">
                <Setter.Value>
                    <ControlTemplate TargetType="Button">
                        <Border Background="{TemplateBinding Background}"
                                CornerRadius="4"
                                Padding="{TemplateBinding Padding}"
                                x:Name="border">
                            <ContentPresenter HorizontalAlignment="Center"
                                              VerticalAlignment="Center" />
                        </Border>
                        <ControlTemplate.Triggers>
                            <Trigger Property="IsMouseOver" Value="True">
                                <Setter TargetName="border" Property="Background" Value="#1976D2" />
                            </Trigger>
                        </ControlTemplate.Triggers>
                    </ControlTemplate>
                </Setter.Value>
            </Setter>
        </Style>
    </Window.Resources>

    <StackPanel Margin="20">
        <TextBlock Text="请输入要加载的 URL"
                   FontSize="18"
                   FontWeight="Medium"
                   Margin="0,0,0,15" />

        <TextBox Name="UrlTextBox"
                 Margin="0,0,0,20"
                 Text="https://dm.wybxc.cc/1234" />

        <GroupBox Header="WebView 边距设置"
                  Margin="0,0,0,20"
                  BorderBrush="#E0E0E0">
            <Grid Margin="10">
                <Grid.RowDefinitions>
                    <RowDefinition Height="Auto" />
                    <RowDefinition Height="Auto" />
                </Grid.RowDefinitions>
                <Grid.ColumnDefinitions>
                    <ColumnDefinition Width="Auto" />
                    <ColumnDefinition Width="60" />
                    <ColumnDefinition Width="Auto" />
                    <ColumnDefinition Width="60" />
                </Grid.ColumnDefinitions>

                <TextBlock Text="上边距：" VerticalAlignment="Center" Margin="0,0,5,5" />
                <DockPanel Grid.Row="0" Grid.Column="1" Margin="0,0,10,5">
                    <TextBlock Text="%"
                               DockPanel.Dock="Right"
                               VerticalAlignment="Center"
                               Margin="2,0,0,0" />
                    <TextBox Name="TopPaddingBox" Text="0" />
                </DockPanel>

                <TextBlock Text="下边距：" Grid.Row="0" Grid.Column="2" VerticalAlignment="Center" Margin="0,0,5,5" />
                <DockPanel Grid.Row="0" Grid.Column="3" Margin="0,0,0,5">
                    <TextBlock Text="%"
                               DockPanel.Dock="Right"
                               VerticalAlignment="Center"
                               Margin="2,0,0,0" />
                    <TextBox Name="BottomPaddingBox" Text="0" />
                </DockPanel>

                <TextBlock Text="左边距：" Grid.Row="1" Grid.Column="0" VerticalAlignment="Center" Margin="0,0,5,0" />
                <DockPanel Grid.Row="1" Grid.Column="1" Margin="0,0,10,0">
                    <TextBlock Text="%"
                               DockPanel.Dock="Right"
                               VerticalAlignment="Center"
                               Margin="2,0,0,0" />
                    <TextBox Name="LeftPaddingBox" Text="0" />
                </DockPanel>

                <TextBlock Text="右边距：" Grid.Row="1" Grid.Column="2" VerticalAlignment="Center" Margin="0,0,5,0" />
                <DockPanel Grid.Row="1" Grid.Column="3">
                    <TextBlock Text="%"
                               DockPanel.Dock="Right"
                               VerticalAlignment="Center"
                               Margin="2,0,0,0" />
                    <TextBox Name="RightPaddingBox" Text="0" />
                </DockPanel>
            </Grid>
        </GroupBox>

        <Button x:Name="ConfirmButton"
                Content="确认"
                IsDefault="True"
                Click="OnConfirmClick" />
    </StackPanel>
</Window>