atomui/samples/AtomUI.Demo.Desktop/ShowCase/CheckBoxShowCase.axaml

<UserControl
    x:Class="AtomUI.Demo.Desktop.ShowCase.CheckBoxShowCase"
    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:atom="https://atomui.net"
    xmlns:desktop="clr-namespace:AtomUI.Demo.Desktop"
    mc:Ignorable="d">
    <desktop:ShowCasePanel>
        <desktop:ShowCasePanel.Styles>
            <Style Selector="atom|CheckBox">
                <Setter Property="Margin" Value="0, 0, 5, 5" />
            </Style>
        </desktop:ShowCasePanel.Styles>
        <desktop:ShowCaseItem
            Title="Basic"
            Description="The simplest use.">
            <StackPanel HorizontalAlignment="Left" Spacing="10">
                <atom:CheckBox>Checkbox</atom:CheckBox>
            </StackPanel>
        </desktop:ShowCaseItem>

        <desktop:ShowCaseItem
            Title="Disabled"
            Description="Disabled checkbox.">
            <StackPanel HorizontalAlignment="Left" Spacing="10" Orientation="Vertical">
                <atom:CheckBox IsChecked="False" IsEnabled="False">UnChecked</atom:CheckBox>
                <atom:CheckBox IsChecked="{x:Null}" IsEnabled="False">Indeterminate</atom:CheckBox>
                <atom:CheckBox IsChecked="True" IsEnabled="False">Checked</atom:CheckBox>
            </StackPanel>
        </desktop:ShowCaseItem>

        <desktop:ShowCaseItem
            Title="Controlled Checkbox"
            Description="Communicated with other components.">
            <StackPanel HorizontalAlignment="Left" Spacing="10" Orientation="Vertical">
                <atom:CheckBox IsChecked="{Binding ControlledCheckBoxCheckedStatus}"
                               IsEnabled="{Binding ControlledCheckBoxEnabledStatus}"
                               Command="{Binding CheckBoxHandler}"
                               Content="{Binding ControlledCheckBoxText}" />
                <StackPanel Orientation="Horizontal" Spacing="10" Margin="0, 10, 0, 0">
                    <atom:Button SizeType="Small" ButtonType="Primary"
                                 x:Name="CheckStatusBtn"
                                 Command="{Binding CheckStatusHandler}"
                                 CommandParameter="{Binding ElementName=CheckStatusBtn}"
                                 Text="{Binding CheckStatusBtnText}" />
                    <atom:Button SizeType="Small" ButtonType="Primary"
                                 x:Name="EnableStatusBtn"
                                 CommandParameter="{Binding ElementName=EnableStatusBtn}"
                                 Command="{Binding EnableStatusHandler}"
                                 Text="{Binding EnableStatusBtnText}" />
                </StackPanel>
            </StackPanel>
        </desktop:ShowCaseItem>

        <desktop:ShowCaseItem
            Title="Checkbox Group"
            Description="Generate a group of checkboxes from an array.">
            <StackPanel HorizontalAlignment="Left" Spacing="10" Orientation="Vertical">
                <WrapPanel Margin="0, 0, 0, 10">
                    <atom:CheckBox IsChecked="True">Apple</atom:CheckBox>
                    <atom:CheckBox IsChecked="True">Pear</atom:CheckBox>
                    <atom:CheckBox IsChecked="True">Orange</atom:CheckBox>
                </WrapPanel>
                <WrapPanel Margin="0, 0, 0, 10">
                    <atom:CheckBox>Apple</atom:CheckBox>
                    <atom:CheckBox IsChecked="True">Pear</atom:CheckBox>
                    <atom:CheckBox>Orange</atom:CheckBox>
                </WrapPanel>
                <WrapPanel Margin="0, 0, 0, 10">
                    <atom:CheckBox IsChecked="True" IsEnabled="False">Apple</atom:CheckBox>
                    <atom:CheckBox IsEnabled="False">Pear</atom:CheckBox>
                    <atom:CheckBox IsEnabled="False">Orange</atom:CheckBox>
                </WrapPanel>
            </StackPanel>
        </desktop:ShowCaseItem>


        <desktop:ShowCaseItem
            Title="Check all"
            Description="The indeterminate property can help you to achieve a 'check all' effect.">
            <StackPanel Orientation="Vertical" HorizontalAlignment="Left" Spacing="10">
                <StackPanel>
                    <atom:CheckBox IsChecked="{Binding CheckedAllStatus}"
                                   Command="{Binding CheckedAllStatusHandler}">
                        Check all
                    </atom:CheckBox>
                </StackPanel>
                <WrapPanel Margin="0, 20, 0, 0">
                    <atom:CheckBox x:Name="AppleCheckBox"
                                   IsChecked="{Binding AppleCheckedStatus}"
                                   Command="{Binding CheckedItemStatusHandler}"
                                   CommandParameter="{Binding ElementName=AppleCheckBox}">
                        Apple
                    </atom:CheckBox>
                    <atom:CheckBox x:Name="PearCheckBox"
                                   IsChecked="{Binding PearCheckedStatus}"
                                   Command="{Binding CheckedItemStatusHandler}"
                                   CommandParameter="{Binding ElementName=PearCheckBox}">
                        Pear
                    </atom:CheckBox>
                    <atom:CheckBox x:Name="OrangeCheckBox"
                                   IsChecked="{Binding OrangeCheckedStatus}"
                                   Command="{Binding CheckedItemStatusHandler}"
                                   CommandParameter="{Binding ElementName=OrangeCheckBox}">
                        Orange
                    </atom:CheckBox>
                </WrapPanel>
            </StackPanel>
        </desktop:ShowCaseItem>

        <desktop:ShowCaseItem
            Title="Use with Grid"
            Description="We can use Checkbox and Grid in Checkbox.Group, to implement complex layout.">
            <Grid ColumnDefinitions="*,*,*" RowDefinitions="Auto,Auto,Auto" Margin="10">
                <atom:CheckBox Grid.Row="0" Grid.Column="0">A</atom:CheckBox>
                <atom:CheckBox Grid.Row="0" Grid.Column="1">B</atom:CheckBox>
                <atom:CheckBox Grid.Row="0" Grid.Column="2">C</atom:CheckBox>
                <atom:CheckBox Grid.Row="1" Grid.Column="0">D</atom:CheckBox>
                <atom:CheckBox Grid.Row="1" Grid.Column="1">D</atom:CheckBox>
            </Grid>
        </desktop:ShowCaseItem>
    </desktop:ShowCasePanel>
</UserControl>