我在 WPF 用户控件中使用 DevExpress LookUpEdit 组件。我的问题是弹出矩形总是比 PopupContentTemplate 中项目的内容大得多。我似乎找不到管理这个的属性，或者我可能会不正确地使用控件（？）。
谢谢
<UserControl xmlns:dxe="http://schemas.devexpress.com/winfx/2008/xaml/editors"
x:Class="FTI_Opp_WPF.Views.UserControls.ViewSelector"
xmlns:dxg="http://schemas.devexpress.com/winfx/2008/xaml/grid"
xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
xmlns:dx="http://schemas.devexpress.com/winfx/2008/xaml/core"
xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
mc:Ignorable="d">
<UserControl.Resources>
<ResourceDictionary>
<ResourceDictionary.MergedDictionaries>
<ResourceDictionary
Source="../../Common/Styles.xaml" />
<ResourceDictionary
Source="../../Common/Strings.xaml" />
</ResourceDictionary.MergedDictionaries>
</ResourceDictionary>
</UserControl.Resources>
<Grid>
<Grid.ColumnDefinitions>
<ColumnDefinition Width="auto"/>
<ColumnDefinition Width="*"/>
</Grid.ColumnDefinitions>
<Label Grid.Column="0" FontSize="12" Foreground="gray" Margin="0,-2,1,0">View:</Label>
<dxg:LookUpEdit
Grid.Column="1"
dx:ThemeManager.ThemeName="MetropolisLight"
Name="viewLookupEdit"
AutoPopulateColumns="False"
AutoComplete="True"
IncrementalFiltering="True"
ImmediatePopup="True"
IsReadOnly="True"
HorizontalAlignment="Right"
VerticalAlignment="Top"
Text="{Binding SelectedViewName}"
ShowSizeGrip="false"
MinWidth="200">
<dxg:LookUpEdit.PopupContentTemplate>
<ControlTemplate>
<StackPanel Orientation="Vertical" Height="auto">
<ListBox Name="lstMain"
ItemsSource="{Binding Path=GridViews}"
HorizontalAlignment="Stretch"
BorderThickness="1"
MouseUp="OnRowMouseUp">
<ListBox.ItemContainerStyle>
<Style
TargetType="{x:Type ListBoxItem}">
<Setter Property="BorderThickness">
<Setter.Value>1</Setter.Value>
</Setter>
<Setter
Property="Template">
<Setter.Value>
<ControlTemplate
TargetType="{x:Type ListBoxItem}">
<Grid Name="gridView" Height="25">
<Grid.ColumnDefinitions>
<ColumnDefinition Width="14"/>
<ColumnDefinition Width="*"/>
</Grid.ColumnDefinitions>
<Image Grid.Column="0"
Margin="0,-2,0,0"
Visibility="Visible"
Source="..\..\Images\globe.png"
Height="12"
Width="12" />
<TextBlock
Margin="2,3,0,0"
Grid.Column="1"
Name="viewName"
VerticalAlignment="Stretch"
Text="{Binding Path=Name}"/>
</Grid>
<ControlTemplate.Triggers>
<Trigger
Property="IsMouseOver"
Value="true">
<Setter
TargetName="gridView"
Property="Background" Value="{Binding Converter={StaticResource StyleConverter},ConverterParameter=HOVER_BACKGROUND_COLOR}">
</Setter>
<Setter
TargetName="viewName"
Property="Foreground" Value="White">
</Setter>
<Setter
TargetName="viewName"
Property="FontWeight" Value="BOLD">
</Setter>
</Trigger>
</ControlTemplate.Triggers>
</ControlTemplate>
</Setter.Value>
</Setter>
<Style.Triggers>
<DataTrigger
Binding="{Binding Path=IsEnabled}"
Value="False">
<Setter
Property="IsEnabled"
Value="{Binding Path=IsEnabled}" />
</DataTrigger>
</Style.Triggers>
</Style>
</ListBox.ItemContainerStyle>
</ListBox>
<Button
Name="btnAdvanced"
Margin="10,0,0,0"
Style="{StaticResource Link}"
Content="manage views"
Click="OnManageViewsClick" />
</StackPanel>
</ControlTemplate>
</dxg:LookUpEdit.PopupContentTemplate>
</dxg:LookUpEdit>
</Grid>
</UserControl>