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Expander

The expander control has a header area (always visible) and a collapsible content section that can contain a single child control.

Useful Properties​

You will probably use these properties most often:

PropertyDescription
Expander.HeaderDefines what appears in the header area.

Example​

<Expander VerticalAlignment="Top">
    <Expander.Header>
        Hidden Search
    </Expander.Header>
    <Grid RowDefinitions="*,*" ColumnDefinitions="150,*">
        <TextBlock Grid.Row="0" Grid.Column="0"
                   VerticalAlignment="Center">Search</TextBlock>
        <TextBox Grid.Row="0" Grid.Column="1"
                 Watermark="Search text" Width="200" />
        <TextBlock Grid.Row="1" Grid.Column="0"
                   VerticalAlignment="Center">Case sensitive?</TextBlock>
        <CheckBox Grid.Row="1" Grid.Column="1" />
    </Grid>
</Expander>

More Information​

к сведению

For the complete API documentation about this control, see here.

к сведению

View the source code on GitHub Expander.cs