kmpdfkit_demo/Demo/Examples/Compdfkit.Controls/PDFView/PDFDisplaySettings/PDFDisplaySettingsControl/CPDFViewModeControl.xaml

<UserControl x:Class="ComPDFKit.Controls.PDFControl.CPDFViewModeControl"
             xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
             xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
             xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006" 
             xmlns:d="http://schemas.microsoft.com/expression/blend/2008" 
             xmlns:local="clr-namespace:ComPDFKit.Controls.PDFControl"
             xmlns:pdftoolsui="clr-namespace:ComPDFKit.Controls.PDFControlUI"
             mc:Ignorable="d" 
             d:DesignHeight="30" d:DesignWidth="350">
    <Grid>
        <Grid.ColumnDefinitions>
            <ColumnDefinition Width="31*"/>
            <ColumnDefinition Width="4*"/>
        </Grid.ColumnDefinitions>
        <pdftoolsui:CPDFViewModeUI x:Name="CPDFViewModeUI" Grid.ColumnSpan="2"></pdftoolsui:CPDFViewModeUI>
    </Grid>
</UserControl>