C# Avalonia 20 - WindowsMenu- TransparentBackground

TransparentBackground.axaml代码

<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"Height="300" Width="300"SystemDecorations="None"TransparencyLevelHint="AcrylicBlur,Transparent"Background="Transparent"x:Class="AvaloniaUI.TransparentBackground"Title="TransparentBackground"PointerPressed="Window_PointerPressed"><Window.Background><ImageBrush Source="avares://AvaloniaUI/Resources/Images/shapes.png"Stretch="UniformToFill"Opacity="0.7"/></Window.Background><Grid RowDefinitions="*,*,*,*"><Button Margin="20">A Sample Button</Button><Button Margin="20"Grid.Row="2"Click="cmdClose_Click">Close</Button></Grid>
</Window>

TransparentBackground.axaml.cs代码

using Avalonia;
using Avalonia.Controls;
using Avalonia.Input;
using Avalonia.Interactivity;
using Avalonia.Markup.Xaml;namespace AvaloniaUI;public partial class TransparentBackground : Window
{public TransparentBackground(){InitializeComponent();}private void Window_PointerPressed(object? sender, PointerPressedEventArgs e){if (e.GetCurrentPoint(this).Properties.IsLeftButtonPressed)BeginMoveDrag(e);}private void cmdClose_Click(object? sender, RoutedEventArgs e){Close();}
}

运行效果