Flow.Launcher/Plugins/Flow.Launcher.Plugin.WebSearch/SettingsControl.xaml

<UserControl
    x:Class="Flow.Launcher.Plugin.WebSearch.SettingsControl"
    xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
    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:vm="clr-namespace:Flow.Launcher.Plugin.WebSearch"
    d:DataContext="{d:DesignInstance vm:SettingsViewModel}"
    d:DesignHeight="300"
    d:DesignWidth="500"
    mc:Ignorable="d">

    <UserControl.Resources>
        <DataTemplate x:Key="HeaderTemplateArrowUp">
            <DockPanel>
                <TextBlock HorizontalAlignment="Center" Text="{Binding}" />
                <Path
                    x:Name="arrow"
                    Data="M 5,10 L 15,10 L 10,5 L 5,10"
                    Fill="gray"
                    StrokeThickness="1" />
            </DockPanel>
        </DataTemplate>
        <DataTemplate x:Key="HeaderTemplateArrowDown">
            <DockPanel>
                <TextBlock HorizontalAlignment="Center" Text="{Binding}" />
                <Path
                    x:Name="arrow"
                    Data="M 5,5 L 10,10 L 15,5 L 5,5"
                    Fill="gray"
                    StrokeThickness="1" />
            </DockPanel>
        </DataTemplate>
    </UserControl.Resources>

    <Grid Margin="{StaticResource SettingPanelMargin}">
        <Grid.RowDefinitions>
            <RowDefinition />
            <RowDefinition Height="Auto" />
            <RowDefinition />
            <RowDefinition Height="Auto" />
        </Grid.RowDefinitions>

        <ListView
            x:Name="SearchSourcesListView"
            Grid.Row="0"
            Margin="{StaticResource SettingPanelItemTopBottomMargin}"
            BorderBrush="DarkGray"
            BorderThickness="1"
            GridViewColumnHeader.Click="SortByColumn"
            ItemsSource="{Binding Settings.SearchSources}"
            MouseDoubleClick="MouseDoubleClickItem"
            SelectedItem="{Binding Settings.SelectedSearchSource}"
            SizeChanged="ListView_SizeChanged"
            PreviewMouseLeftButtonDown="ListView_PreviewMouseLeftButtonDown"
            PreviewMouseMove="ListView_PreviewMouseMove"
            AllowDrop="True"
            Drop="ListView_Drop"
            Style="{StaticResource {x:Static GridView.GridViewStyleKey}}">
            <ListView.View>
                <GridView>
                    <!--  Margin="0 4" is a workaround to set this TextBlock to vertially center  -->
                    <GridViewColumn Width="45">
                        <GridViewColumn.CellTemplate>
                            <DataTemplate>
                                <Image
                                    Width="20"
                                    Height="20"
                                    Margin="6 4 0 4"
                                    Source="{Binding Path=IconPath}" />
                            </DataTemplate>
                        </GridViewColumn.CellTemplate>
                    </GridViewColumn>

                    <!--  Margin="0 6" is a workaround to set this TextBlock to vertially center  -->
                    <GridViewColumn Width="135" Header="{DynamicResource flowlauncher_plugin_websearch_action_keyword}">
                        <GridViewColumn.CellTemplate>
                            <DataTemplate>
                                <TextBlock Margin="0 6" Text="{Binding ActionKeyword}" />
                            </DataTemplate>
                        </GridViewColumn.CellTemplate>
                    </GridViewColumn>
                    <GridViewColumn Width="145" Header="{DynamicResource flowlauncher_plugin_websearch_title}">
                        <GridViewColumn.CellTemplate>
                            <DataTemplate>
                                <TextBlock Margin="0 6" Text="{Binding Title}" />
                            </DataTemplate>
                        </GridViewColumn.CellTemplate>
                    </GridViewColumn>
                    <GridViewColumn Width="112" Header="{DynamicResource flowlauncher_plugin_websearch_enable}">
                        <GridViewColumn.CellTemplate>
                            <DataTemplate>
                                <TextBlock Margin="0 6">
                                    <TextBlock.Style>
                                        <Style TargetType="TextBlock">
                                            <Setter Property="Text" Value="{DynamicResource flowlauncher_plugin_websearch_false}" />
                                            <Style.Triggers>
                                                <DataTrigger Binding="{Binding Status, UpdateSourceTrigger=PropertyChanged}" Value="True">
                                                    <Setter Property="Text" Value="{DynamicResource flowlauncher_plugin_websearch_true}" />
                                                </DataTrigger>
                                            </Style.Triggers>
                                        </Style>
                                    </TextBlock.Style>
                                </TextBlock>
                            </DataTemplate>
                        </GridViewColumn.CellTemplate>
                    </GridViewColumn>

                    <!--  CheckBox is vertially center by default  -->
                    <GridViewColumn Width="123" Header="{DynamicResource flowlauncher_plugin_websearch_private_mode_label}">
                        <GridViewColumn.CellTemplate>
                            <DataTemplate>
                                <CheckBox
                                    HorizontalAlignment="Center"
                                    VerticalAlignment="Center"
                                    IsChecked="{Binding IsPrivateMode}"
                                    IsEnabled="False" />
                            </DataTemplate>
                        </GridViewColumn.CellTemplate>
                    </GridViewColumn>
                </GridView>
            </ListView.View>
        </ListView>

        <StackPanel
            Grid.Row="1"
            Margin="{StaticResource SettingPanelItemTopBottomMargin}"
            HorizontalAlignment="Right"
            Orientation="Horizontal">
            <Button
                Width="100"
                Margin="{StaticResource SettingPanelItemLeftMargin}"
                Click="OnDeleteSearchSearchClick"
                Content="{DynamicResource flowlauncher_plugin_websearch_delete}" />
            <Button
                Width="100"
                Margin="{StaticResource SettingPanelItemLeftMargin}"
                Click="OnEditSearchSourceClick"
                Content="{DynamicResource flowlauncher_plugin_websearch_edit}" />
            <Button
                Width="100"
                Margin="{StaticResource SettingPanelItemLeftMargin}"
                Click="OnAddSearchSearchClick"
                Content="{DynamicResource flowlauncher_plugin_websearch_add}" />
        </StackPanel>

        <Separator Grid.Row="2" Style="{StaticResource SettingPanelSeparatorStyle}" />

        <DockPanel
            Grid.Row="3"
            Margin="{StaticResource SettingPanelItemTopBottomMargin}"
            HorizontalAlignment="Right">
            <StackPanel DockPanel.Dock="Right" Orientation="Horizontal">
                <Label
                    HorizontalAlignment="Right"
                    VerticalAlignment="Center"
                    Content="{DynamicResource flowlauncher_plugin_websearch_max_suggestions}" />
                <TextBox
                    Width="40"
                    Height="30"
                    Margin="{StaticResource SettingPanelItemLeftMargin}"
                    VerticalAlignment="Center"
                    HorizontalAlignment="Center"
                    TextAlignment="Center"
                    FontSize="11"
                    Text="{Binding Settings.MaxSuggestions, UpdateSourceTrigger=PropertyChanged}" />
                <Label
                    HorizontalAlignment="Right"
                    VerticalAlignment="Center"
                    Margin="{StaticResource SettingPanelItemLeftMargin}"
                    Content="{DynamicResource flowlauncher_plugin_websearch_enable_suggestion_provider}" />
                <ComboBox
                    Height="30"
                    Margin="{StaticResource SettingPanelItemLeftMargin}"
                    VerticalAlignment="Center"
                    FontSize="11"
                    IsEnabled="{Binding Settings.EnableSuggestion}"
                    ItemsSource="{Binding Settings.Suggestions}"
                    SelectedItem="{Binding Settings.SelectedSuggestion}" />
                <CheckBox
                    Name="EnableSuggestion"
                    Margin="{StaticResource SettingPanelItemLeftMargin}"
                    HorizontalAlignment="Right"
                    VerticalAlignment="Center"
                    Content="{DynamicResource flowlauncher_plugin_websearch_enable_suggestion}"
                    IsChecked="{Binding Settings.EnableSuggestion}" />
            </StackPanel>
        </DockPanel>
    </Grid>
</UserControl>