C# Avalonia 03 - LayoutPanels

扩展中增加了获取当前主窗口的代码

public static Control Current(this Control topLevel)
{
    var mainWindow = (Application.Current?.ApplicationLifetime as IClassicDesktopStyleApplicationLifetime)?.MainWindow;
    return mainWindow!;
}

Menu.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"
        mc:Ignorable="d" d:DesignWidth="800" d:DesignHeight="450"
        x:Class="AvaloniaUI.LayoutPanels"
        Title="LayoutPanels">
    <Grid>
        <StackPanel Margin="5" Button.Click="ButtonClick" Width="252">
            <Button>SimpleStack</Button>
            <Button>SimpleWrap</Button>
            <Button>SimpleDock</Button>
            <Button>BasicDialogBox</Button>
            <Button>SimpleGrid</Button>
            <Button>LayoutRoundingTest</Button>
            <Button>SplitWindow</Button>
            <Button>DoubleSplitWindow</Button>
            <Button>SharedSizeGroup</Button>
            <Button>SimpleCanvas</Button>
            <Button>SimpleInkCanvas</Button>
            <Button>TheUniformGrid</Button>
            <Button>TextBoxColumn</Button>
            <Button>LocalizableText</Button>
            <Button>ModularContent</Button>
        </StackPanel>

    </Grid>
</Window>

Menu.axaml.cs代码

using Avalonia;
using Avalonia.Controls;
using Avalonia.Controls.ApplicationLifetimes;
using Avalonia.Interactivity;
using Avalonia.Markup.Xaml;
using Shares.Avalonia;
using System;

namespace AvaloniaUI;

public partial class LayoutPanels: Window
{
    public LayoutPanels()
    {
        InitializeComponent();
    }
    private void ButtonClick(object? sender, RoutedEventArgs e)
    {
        Button? cmd = (Button?)e.Source;
        if (cmd != null)
        {
            Window win = (Window)this.Create("AvaloniaUI." + cmd.Content);
            win.ShowDialog((Window)e.OriginalSource());//请用置顶中最新的AvaloniaExtension扩展
        }
    }
}

SimpleStack.axaml代码（第一个例子）

<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" Width ="354" Height ="223"
        x:Class="AvaloniaUI.SimpleStack"
        Title="SimpleStack">
    <StackPanel Margin="3" Name="stackPanel1">
        <Label Margin="3" HorizontalAlignment="Center">
            A Button Stack
        </Label>
        <Button Margin="3" MaxWidth="200" MinWidth="100">Button 1</Button>
        <Button Margin="3" MaxWidth="200" MinWidth="100">Button 2</Button>
        <Button Margin="3" MaxWidth="200" MinWidth="100">Button 3</Button>
        <Button Margin="3" MaxWidth="200" MinWidth="100">Button 4</Button>

        <CheckBox Name="chkVertical" Margin="10" HorizontalAlignment="Center"
         Checked="chkVertical_Checked" Unchecked="chkVertical_Unchecked">
            Use Vertical Orientation
        </CheckBox>
    </StackPanel>
</Window>

SimpleStack.axaml.cs代码

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

namespace AvaloniaUI;

public partial class SimpleStack : Window
{
    public SimpleStack()
    {
        InitializeComponent();
    }
    private void chkVertical_Checked(object? sender, RoutedEventArgs e)
    {
        stackPanel1.Orientation = Orientation.Horizontal;
    }

    private void chkVertical_Unchecked(object? sender, RoutedEventArgs e)
    {
        stackPanel1.Orientation = Orientation.Vertical;
    }
}

运行效果