prs/prs.desktop/Components/JobSelector/JobSelector.xaml

<UserControl x:Class="PRSDesktop.JobSelector"
             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:PRSDesktop"
             xmlns:Syncfusion="http://schemas.syncfusion.com/wpf"
             mc:Ignorable="d"
             d:DesignHeight="600" d:DesignWidth="200">
       <Grid x:Name="JobGrid">
            <Grid.RowDefinitions>
                <RowDefinition Height="Auto" />
                <RowDefinition Height="*" />
            </Grid.RowDefinitions>
            <Grid.ColumnDefinitions>
                <ColumnDefinition Width="Auto" />
                <ColumnDefinition Width="*" />
            </Grid.ColumnDefinitions>
           
           <Button x:Name="JobFilterSelector" Grid.Row="0" Grid.Column="0" Content="Jobs" Margin="0,0,0,0" Padding="4,0" Height="25" Click="JobFilterSelector_OnClick"/>
            <ComboBox Grid.Row="0" Grid.Column="1" Grid.ColumnSpan="2" x:Name="JobFilter" DisplayMemberPath="Name" VerticalContentAlignment="Stretch"
                      SelectionChanged="JobFilter_Changed" VerticalAlignment="Stretch" Margin="5,0,0,0" />
           
            <Syncfusion:CheckListBox Grid.Row="1" Grid.ColumnSpan="2" x:Name="SelectedJobs"
                                     IsSelectAllEnabled="False" IsCheckOnFirstClick="True" DisplayMemberPath="Name"
                                     Margin="0,4,0,0" 
                                     ItemChecked="SelectedJobs_OnItemChecked" />
            
        </Grid>

</UserControl>