Avalonia使用默认弹窗

Avalonia使用默认弹窗

在Avalonia中使用官方默认弹窗WindowNotificationManager

ViewsMainWindow.axaml相关代码

代码语言：javascript复制

<Window xmlns="https://github.com/avaloniaui"
        xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
        xmlns:vm="using:ApplicationDemo.ViewModels"
        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="ApplicationDemo.Views.MainWindow"
        Icon="/Assets/avalonia-logo.ico"
        Title="ApplicationDemo">

    <Design.DataContext>
        <vm:MainWindowViewModel />
    </Design.DataContext>

    <Button Click="Button_OnClick">
        卧槽你别点我
    </Button>
</Window>

ViewsMainWindow.axaml.cs相关代码

代码语言：javascript复制

using Avalonia.Controls;
using Avalonia.Controls.Notifications;
using Avalonia.Controls.Primitives;
using Avalonia.Interactivity;

namespace ApplicationDemo.Views;

public partial class MainWindow : Window
{
    private WindowNotificationManager? _manager;

    public MainWindow()
    {
        InitializeComponent();
    }

    protected override void OnApplyTemplate(TemplateAppliedEventArgs e)
    {
        base.OnApplyTemplate(e);
        _manager = new WindowNotificationManager(this) { MaxItems = 3 };
    }

    private void Button_OnClick(object? sender, RoutedEventArgs e)
    {
        _manager?.Show(new Notification("错误", "账号或密码错误！", NotificationType.Error));
    }
}

效果如图

在组件中使用WindowNotificationManager

修改ViewsMainWindow.axaml相关代码

代码语言：javascript复制

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

    <Design.DataContext>
        <vm:MainWindowViewModel />
    </Design.DataContext>
    <StackPanel>

        <views:Demo></views:Demo>
        <Button Click="Button_OnClick">
            卧槽你别点我
        </Button>
    </StackPanel>
</Window>

新增Demo的UserControl组件，修改Demo.axaml代码

代码语言：javascript复制

<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"
             mc:Ignorable="d" d:DesignWidth="800" d:DesignHeight="450"
             x:Class="ApplicationDemo.Views.Demo">
 <Button Click="Button_OnClick">组件点击按钮</Button>
</UserControl>

修改Demo.axaml.cs代码

代码语言：javascript复制

using Avalonia;
using Avalonia.Controls;
using Avalonia.Controls.Notifications;
using Avalonia.Interactivity;
using Avalonia.Markup.Xaml;

namespace ApplicationDemo.Views;

public partial class Demo : UserControl
{
    
    private WindowNotificationManager? _manager;
    
    public Demo()
    {
        InitializeComponent();
    }
    
    protected override void OnAttachedToVisualTree(VisualTreeAttachmentEventArgs e)
    {
        base.OnAttachedToVisualTree(e);
        var topLevel = TopLevel.GetTopLevel(this);
        _manager = new WindowNotificationManager(topLevel){ MaxItems = 3};
    }

    private void InitializeComponent()
    {
        AvaloniaXamlLoader.Load(this);
    }

    private void Button_OnClick(object? sender, RoutedEventArgs e)
    {
        _manager?.Show(new Notification("错误", "账号或密码错误！", NotificationType.Error));
    }
}

效果如图

.net asp.net

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