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项目初始化

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sunyg
2025-09-30 14:35:09 +08:00
commit 0744b61f89
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10
AvaloniaLinuxForm/App.axaml Normal file
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<Application xmlns="https://github.com/avaloniaui"
xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
x:Class="AvaloniaLinuxForm.App"
RequestedThemeVariant="Default">
<!-- "Default" ThemeVariant follows system theme variant. "Dark" or "Light" are other available options. -->
<Application.Styles>
<FluentTheme />
</Application.Styles>
</Application>

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AvaloniaLinuxForm/App.axaml.cs Normal file
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using Avalonia;
using Avalonia.Controls.ApplicationLifetimes;
using Avalonia.Markup.Xaml;
using AvaloniaLinuxForm.ViewModels;
using AvaloniaLinuxForm.Views;
using AvaloniaWebView;
namespace AvaloniaLinuxForm;
public partial class App : Application
{
public override void Initialize()
{
AvaloniaXamlLoader.Load(this);
}
public override void OnFrameworkInitializationCompleted()
{
// 初始化数据库
SQLiteUtil.InitDatabase();
if (ApplicationLifetime is IClassicDesktopStyleApplicationLifetime desktop)
{
desktop.MainWindow = new MainWindow
{
DataContext = new MainViewModel()
};
}
else if (ApplicationLifetime is ISingleViewApplicationLifetime singleViewPlatform)
{
singleViewPlatform.MainView = new MainView
{
DataContext = new MainViewModel()
};
}
base.OnFrameworkInitializationCompleted();
}
public override void RegisterServices()
{
base.RegisterServices();
// if you use only WebView
AvaloniaWebViewBuilder.Initialize(default);
}
}

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AvaloniaLinuxForm/AvaloniaLinuxForm.csproj Normal file
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<Project Sdk="Microsoft.NET.Sdk">
<PropertyGroup>
<TargetFramework>net8.0</TargetFramework>
<Nullable>disable</Nullable>
<ImplicitUsings>enable</ImplicitUsings>
</PropertyGroup>
<ItemGroup>
<AvaloniaResource Include="Assets\**" />
</ItemGroup>
<ItemGroup>
<PackageReference Include="Avalonia" Version="$(AvaloniaVersion)" />
<PackageReference Include="Avalonia.Themes.Fluent" Version="$(AvaloniaVersion)" />
<PackageReference Include="Avalonia.Fonts.Inter" Version="$(AvaloniaVersion)" />
<PackageReference Include="Avalonia.ReactiveUI" Version="$(AvaloniaVersion)" />
<!--Condition below is needed to remove Avalonia.Diagnostics package from build output in Release configuration.-->
<PackageReference Condition="'$(Configuration)' == 'Debug'" Include="Avalonia.Diagnostics" Version="$(AvaloniaVersion)" />
<PackageReference Include="Microsoft.Data.Sqlite.Core" Version="9.0.8" />
<PackageReference Include="SQLitePCLRaw.bundle_e_sqlite3" Version="3.0.1" />
<PackageReference Include="SQLitePCLRaw.lib.e_sqlite3.linux" Version="1.1.14" />
<PackageReference Include="WebView.Avalonia" Version="11.0.0.1" />
<PackageReference Include="WebView.Avalonia.Desktop" Version="11.0.0.1" />
<PackageReference Include="WebView.Avalonia.Linux" Version="11.0.0.1" />
</ItemGroup>
</Project>

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AvaloniaLinuxForm/SQLiteUtil.cs Normal file
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using Microsoft.Data.Sqlite;
using System;
using System.IO;
namespace AvaloniaLinuxForm
{
public class SQLiteUtil
{
public static string appDataPath = Environment.GetFolderPath(Environment.SpecialFolder.ApplicationData);
public static string dbFolderPath = Path.Combine(appDataPath, "SygAvalonia");
public static string dbFilePath = Path.Combine(dbFolderPath, "database.sqlite");
public static void InitDatabase()
{
try
{
if (!Directory.Exists(dbFolderPath))
{
Directory.CreateDirectory(dbFolderPath);
}
// 创建数据库连接（如果文件不存在，会自动创建）
using (SqliteConnection connection = new SqliteConnection($"Data Source={dbFilePath};"))
{
connection.Open();
// 初始化系统配置表结构
string createTableQuery = @"
CREATE TABLE IF NOT EXISTS program_config (
Id INTEGER PRIMARY KEY AUTOINCREMENT,
Url TEXT NOT NULL
);";
using (SqliteCommand command = new SqliteCommand(createTableQuery, connection))
{
int result = command.ExecuteNonQuery();
string configCountQuery = @"select count(0) from program_config;";
using (SqliteCommand configCountCommand = new SqliteCommand(configCountQuery, connection))
using (SqliteDataReader reader = configCountCommand.ExecuteReader())
{
while (reader.Read())
{
int configCount = reader.GetInt32(0);
if (configCount == 0)
{
// 初始化系统配置数据
string initConfigDataQuery = @"insert into program_config (Url) values('https://www.baidu.com');";
using (SqliteCommand dataCommand = new SqliteCommand(initConfigDataQuery, connection))
{
dataCommand.ExecuteNonQuery();
}
}
}
}
}
connection.Close();
}
}
catch (Exception ex)
{
Console.WriteLine("数据库初始化失败：" + ex.Message);
}
}
// 保存url
public static void SaveUrl(string url)
{
using var connection = new SqliteConnection($"Data Source={dbFilePath}");
connection.Open();
var cmd = connection.CreateCommand();
cmd.CommandText = "update program_config set Url = $Url where id = '1'";
cmd.Parameters.AddWithValue("$Url", url);
cmd.ExecuteNonQuery();
connection.Close();
}
// 加载保存的url
public static string LoadUrl()
{
using var connection = new SqliteConnection($"Data Source={dbFilePath}");
connection.Open();
var cmd = connection.CreateCommand();
cmd.CommandText = "SELECT Url FROM program_config where id='1'";
using var reader = cmd.ExecuteReader();
if (reader.Read())
{
return reader.GetString(0);
}
return null;
}
}
}

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AvaloniaLinuxForm/ViewModels/MainViewModel.cs Normal file
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using Avalonia.Controls;
using Avalonia.Interactivity;
using Avalonia.Markup.Xaml;
using AvaloniaWebView;
using ReactiveUI;
using System;
namespace AvaloniaLinuxForm.ViewModels;
public class MainViewModel : ViewModelBase
{
private bool _canGoBack;
public bool CanGoBack
{
get => _canGoBack;
set => this.RaiseAndSetIfChanged(ref _canGoBack, value);
}
private bool _canGoForward;
public bool CanGoForward
{
get => _canGoForward;
set => this.RaiseAndSetIfChanged(ref _canGoForward, value);
}
}

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AvaloniaLinuxForm/ViewModels/ViewModelBase.cs Normal file
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using ReactiveUI;
namespace AvaloniaLinuxForm.ViewModels;
public class ViewModelBase : ReactiveObject
{
}

50
AvaloniaLinuxForm/Views/MainView.axaml Normal file
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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>

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AvaloniaLinuxForm/Views/MainView.axaml.cs Normal file
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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;
}
}
}

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AvaloniaLinuxForm/Views/MainWindow.axaml Normal file
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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>

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AvaloniaLinuxForm/Views/MainWindow.axaml.cs Normal file
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using Avalonia.Controls;
namespace AvaloniaLinuxForm.Views;
public partial class MainWindow : Window
{
public MainWindow()
{
InitializeComponent();
}
}

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AvaloniaLinuxForm/Views/SettingWindow.axaml Normal file
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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>

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AvaloniaLinuxForm/Views/SettingWindow.axaml.cs Normal file
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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>
}
}
}