WPF; Bộ giãn (Expander)

Đây là 2 ví dụ về bộ giãn (Expander) trong WPF.

<Window x:Class="ExpanderTest.Window1"

    xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"

    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"

    Title="Window1" Height="300" Width="300">

<Grid>

        <Grid.ColumnDefinitions>
            <ColumnDefinition/>
            <ColumnDefinition/>
        </Grid.ColumnDefinitions>
        <Expander Grid.Column="0" IsExpanded="True" Header="Sample 1">
            <ListBox>
                <TextBlock>Item 1</TextBlock>
                <TextBlock>Item 2</TextBlock>
            </ListBox>
        </Expander>
        <Expander Grid.Column="1" IsExpanded="True" Header="Sample 2" FlowDirection="RightToLeft">
            <ListBox>
                <TextBlock>Item 1</TextBlock>
                <TextBlock>Item 2</TextBlock>
            </ListBox>
        </Expander>  
</Grid>
</Window>