项目初始化

AvaloniaLinuxForm/Views/MainView.axaml

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+<UserControl 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:vm="clr-namespace:AvaloniaLinuxForm.ViewModels"
+			 xmlns:webview="clr-namespace:WebView.Avalonia;assembly=WebView.Avalonia"
+             mc:Ignorable="d" d:DesignWidth="800" d:DesignHeight="450"
+             x:Class="AvaloniaLinuxForm.Views.MainView"
+             x:DataType="vm:MainViewModel">
+  <Design.DataContext>
+    <!-- This only sets the DataContext for the previewer in an IDE,
+         to set the actual DataContext for runtime, set the DataContext property in code (look at App.axaml.cs) -->
+    <vm:MainViewModel />
+  </Design.DataContext>
+
+	<Grid>
+		<!-- 定义两行布局 -->
+		<Grid.RowDefinitions>
+			<RowDefinition Height="40"/>
+			<RowDefinition Height="*"/>
+		</Grid.RowDefinitions>
+
+		<!-- 工具栏 -->
+		<StackPanel Orientation="Horizontal" Margin="0,0,0,0">
+			<Button x:Name="backButton" Content="后退" 
+					HorizontalContentAlignment="Center" 
+					VerticalContentAlignment="Center" 
+					Width="50" 
+					Margin="5" IsEnabled="{Binding CanGoBack}"/>
+			<Button x:Name="forwardButton" Content="前进"
+					HorizontalContentAlignment="Center"
+					VerticalContentAlignment="Center" 
+					Width="50"
+					Margin="5" IsEnabled="{Binding CanGoForward}"/>
+			<Button x:Name="refreshButton" Content="刷新"
+					HorizontalContentAlignment="Center"
+					VerticalContentAlignment="Center"
+					Width="50" 
+					Margin="5"/>
+			<Button x:Name="settingButton" Content="设置"
+					HorizontalContentAlignment="Center"
+					VerticalContentAlignment="Center"
+					Width="50"
+					Margin="5"/>
+		</StackPanel>
+
+		<WebView x:Name="webView" Grid.Row="1"/>
+	</Grid>
+
+</UserControl>

AvaloniaLinuxForm/Views/MainView.axaml.cs

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+using Avalonia.Controls;
+using Avalonia.Interactivity;
+using Avalonia.VisualTree;
+using AvaloniaLinuxForm.ViewModels;
+using AvaloniaWebView;
+using System;
+
+namespace AvaloniaLinuxForm.Views;
+
+public partial class MainView : UserControl
+{
+    private WebView _webView;
+
+    private Button _backButton;
+
+    private Button _forwardButton;
+
+    private Button _refreshButton;
+
+    private Button _settingbButton;
+    public MainView()
+    {
+        InitializeComponent();
+
+        _backButton = this.FindControl<Button>("backButton");
+        _backButton.Click += BackButton_OnClick;
+
+        _forwardButton = this.FindControl<Button>("forwardButton");
+        _forwardButton.Click += ForwardButton_OnClick;
+
+        _refreshButton = this.FindControl<Button>("refreshButton");
+        _refreshButton.Click += RefreshButton_OnClick;
+
+        _settingbButton = this.FindControl<Button>("settingButton");
+        _settingbButton.Click += async (_, __) => 
+        {
+            var settingWindow = new SettingWindow();
+            // 找到 MainView 所在的 Window，作为 owner
+            var parentWindow = this.FindAncestorOfType<Window>();
+
+            // 弹窗并等待结果
+            var result = await settingWindow.ShowDialog<string>(parentWindow);
+
+            if (!string.IsNullOrEmpty(result))
+            {
+                LoadUrl(result);
+            }
+        };
+
+        _webView = this.FindControl<WebView>("webView");
+
+        string url = SQLiteUtil.LoadUrl();
+        LoadUrl(url);
+
+        _webView.NavigationCompleted += (s, e) =>
+        {
+            var vm = this.DataContext as MainViewModel;
+            if (vm != null)
+            {
+                vm.CanGoBack = _webView.IsCanGoBack;
+                vm.CanGoForward = _webView.IsCanGoForward;
+            }
+        };
+    }
+
+    public void BackButton_OnClick(object sender, Avalonia.Interactivity.RoutedEventArgs e) 
+    {
+         _webView.GoBack();
+    }
+
+    public void ForwardButton_OnClick(object sender, Avalonia.Interactivity.RoutedEventArgs e)
+    {
+        _webView.GoForward();
+    }
+
+    public void RefreshButton_OnClick(object sender, Avalonia.Interactivity.RoutedEventArgs e)
+    {
+        _webView.Reload();
+    }
+    private void LoadUrl(string url)
+    {
+        if (Uri.TryCreate(url, UriKind.Absolute, out var uri))
+        {
+            _webView.Url = uri;
+        }
+    }
+
+}

AvaloniaLinuxForm/Views/MainWindow.axaml

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+<Window xmlns="https://github.com/avaloniaui"
+        xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+        xmlns:vm="using:AvaloniaLinuxForm.ViewModels"
+        xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
+        xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
+        xmlns:views="clr-namespace:AvaloniaLinuxForm.Views"
+        mc:Ignorable="d" d:DesignWidth="800" d:DesignHeight="450"
+        x:Class="AvaloniaLinuxForm.Views.MainWindow"
+        Icon="/Assets/avalonia-logo.ico"
+        Title="主界面">
+        <views:MainView />
+</Window>

AvaloniaLinuxForm/Views/MainWindow.axaml.cs

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+using Avalonia.Controls;
+
+namespace AvaloniaLinuxForm.Views;
+
+public partial class MainWindow : Window
+{
+    public MainWindow()
+    {
+        InitializeComponent();
+    }
+}

AvaloniaLinuxForm/Views/SettingWindow.axaml

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+<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"
+        mc:Ignorable="d" d:DesignWidth="800" d:DesignHeight="450"
+        x:Class="AvaloniaLinuxForm.SettingWindow"
+		WindowStartupLocation="CenterOwner"
+		Width="400" Height="150"
+        Title="系统设置">
+	<StackPanel Margin="10" Spacing="10">
+		<TextBox x:Name="urlBox" Watermark="请输入 URL..." />
+		<Button x:Name="saveButton" Content="保存" Width="80" HorizontalAlignment="Right"/>
+	</StackPanel>
+</Window>

AvaloniaLinuxForm/Views/SettingWindow.axaml.cs

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+using Avalonia;
+using Avalonia.Controls;
+using Avalonia.Interactivity;
+using Avalonia.Markup.Xaml;
+
+namespace AvaloniaLinuxForm;
+
+public partial class SettingWindow : Window
+{
+    private TextBox _urlBox;
+    public SettingWindow()
+    {
+        InitializeComponent();
+        _urlBox = this.FindControl<TextBox>("urlBox");
+        var saveButton = this.FindControl<Button>("saveButton");
+        saveButton.Click += SaveButton_Click;
+
+        // Ĭ<>ϼ<EFBFBD><CFBC><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ݿ<EFBFBD><DDBF><EFBFBD><EFBFBD><EFBFBD> URL
+        var savedUrl = SQLiteUtil.LoadUrl();
+        if (!string.IsNullOrEmpty(savedUrl))
+        {
+            _urlBox.Text = savedUrl;
+        }
+    }
+
+    private void SaveButton_Click(object sender, RoutedEventArgs e)
+    {
+        if (!string.IsNullOrWhiteSpace(_urlBox.Text))
+        {
+            SQLiteUtil.SaveUrl(_urlBox.Text);
+            this.Close(_urlBox.Text); // <20><><EFBFBD><EFBFBD> URL <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
+        }
+    }
+}